Bump to 4.6.0RC1

PR #19325.
Fixes regression of #19062.
Closes #19307.

.appveyor.yml

@@ -50,7 +50,7 @@ before_build:
 
 build_script:
   - cd "%REPO_DIR%"
-  # lupdate chokes when it parses headers from system inludes, especially Boost
+  # lupdate chokes when it parses headers from system includes, especially Boost
   # it also chokes with the sources from src/app/qtlocalpeer (formerly qtsingleapplication)
   # Workaround: temporarily rename them to run lupdate with the .pro file
   - RENAME conf.pri conf.pri.temp

.clang-tidy

@@ -0,0 +1,82 @@
+Checks: >
+  bugprone-*,
+  cert-*,
+  concurrency-*,
+  cppcoreguidelines-*,
+  misc-*,
+  modernize-*,
+  performance-*,
+  portability-*,
+  readability-*,
+  -# not applicable at all,
+  -bugprone-easily-swappable-parameters,
+  -bugprone-implicit-widening-of-multiplication-result,
+  -bugprone-macro-parentheses,
+  -cppcoreguidelines-avoid-c-arrays,
+  -cppcoreguidelines-avoid-magic-numbers,
+  -cppcoreguidelines-avoid-non-const-global-variables,
+  -cppcoreguidelines-macro-usage,
+  -cppcoreguidelines-non-private-member-variables-in-classes,
+  -cppcoreguidelines-owning-memory,
+  -cppcoreguidelines-pro-bounds-array-to-pointer-decay,
+  -cppcoreguidelines-pro-bounds-constant-array-index,
+  -cppcoreguidelines-pro-bounds-pointer-arithmetic,
+  -cppcoreguidelines-pro-type-const-cast,
+  -cppcoreguidelines-pro-type-reinterpret-cast,
+  -cppcoreguidelines-pro-type-union-access,
+  -cppcoreguidelines-pro-type-vararg,
+  -cppcoreguidelines-special-member-functions,
+  -cppcoreguidelines-virtual-class-destructor,
+  -misc-no-recursion,
+  -misc-non-private-member-variables-in-classes,
+  -misc-unused-parameters,
+  -modernize-avoid-c-arrays,
+  -modernize-pass-by-value,
+  -modernize-use-auto,
+  -modernize-use-nodiscard,
+  -modernize-use-trailing-return-type,
+  -modernize-use-using,
+  -readability-function-cognitive-complexity,
+  -readability-function-size,
+  -readability-identifier-length,
+  -readability-implicit-bool-conversion,
+  -readability-isolate-declaration,
+  -readability-magic-numbers,
+  -readability-named-parameter,
+  -readability-redundant-access-specifiers,
+  -readability-simplify-boolean-expr,
+  -readability-uppercase-literal-suffix,
+  -# only sometimes useful,
+  -bugprone-narrowing-conversions,
+  -cert-dcl58-cpp,
+  -cert-err33-c,
+  -cert-err58-cpp,
+  -clang-analyzer-core.CallAndMessage,
+  -clang-analyzer-cplusplus.NewDelete,
+  -clang-analyzer-cplusplus.NewDeleteLeaks,
+  -concurrency-mt-unsafe,
+  -cppcoreguidelines-init-variables,
+  -cppcoreguidelines-narrowing-conversions,
+  -cppcoreguidelines-prefer-member-initializer,
+  -cppcoreguidelines-pro-type-static-cast-downcast,
+  -misc-definitions-in-headers,
+  -modernize-concat-nested-namespaces,
+  -modernize-loop-convert,
+  -modernize-raw-string-literal,
+  -modernize-unary-static-assert,
+  -performance-no-automatic-move,
+  -readability-convert-member-functions-to-static,
+  -readability-else-after-return,
+  -readability-redundant-declaration,
+  -# obsoleted,
+  -cert-dcl21-cpp
+
+CheckOptions:
+  - { key: cppcoreguidelines-explicit-virtual-functions.IgnoreDestructors, value: true }
+  - { key: modernize-use-override.IgnoreDestructors, value: true }
+  - { key: performance-for-range-copy.AllowedTypes, value: "QJsonValue" }
+  - { key: performance-for-range-copy.WarnOnAllAutoCopies, value: true }
+  - { key: readability-braces-around-statements.ShortStatementLines, value: 3 }
+
+HeaderFilterRegex: ".+/src/.*\\.h"
+WarningsAsErrors: "*"

.gitattributes

@@ -5,3 +5,5 @@ core.eol=lf
 *.png binary
 *.qm binary
 *.zip binary
+
+test/testdata/crlf.txt text eol=crlf

.github/workflows/ci_macos.yaml

@@ -17,12 +17,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        libt_version: ["2.0.8", "1.2.18"]
+        libt_version: ["2.0.9", "1.2.19"]
         qbt_gui: ["GUI=ON", "GUI=OFF"]
-        qt_version: ["5.15.2", "6.4.0"]
+        qt_version: ["5.15.2", "6.5.0"]
         exclude:
-          - libt_version: "1.2.18"
-            qt_version: "6.4.0"
+          - libt_version: "1.2.19"
+            qt_version: "6.5.0"
 
     env:
       boost_path: "${{ github.workspace }}/../boost"
@@ -33,14 +33,18 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Install dependencies
-        run: |
-          export \
-            HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK=1 \
-            HOMEBREW_NO_INSTALL_CLEANUP=1
-          brew update > /dev/null
-          brew install \
-            cmake ninja \
-            openssl@1.1 zlib
+        uses: Wandalen/wretry.action@v1
+        env:
+           HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK: 1
+           HOMEBREW_NO_INSTALL_CLEANUP: 1
+        with:
+          attempt_delay: 20000
+          attempt_limit: 6
+          command: |
+            brew update > /dev/null
+            brew install \
+              cmake ninja \
+              openssl@1.1 zlib
 
       - name: Setup ccache
         uses: Chocobo1/setup-ccache-action@v1
@@ -52,7 +56,7 @@ jobs:
           curl \
             -L \
             -o "${{ runner.temp }}/boost.tar.bz2" \
-            "https://boostorg.jfrog.io/artifactory/main/release/1.81.0/source/boost_1_81_0.tar.bz2"
+            "https://boostorg.jfrog.io/artifactory/main/release/1.82.0/source/boost_1_82_0.tar.bz2"
           tar -xf "${{ runner.temp }}/boost.tar.bz2" -C "${{ github.workspace }}/.."
           mv "${{ github.workspace }}/.."/boost_* "${{ env.boost_path }}"
 
@@ -85,7 +89,7 @@ jobs:
           sudo cmake --install build
 
       - name: Build qBittorrent (Qt5)
-        if: ${{ startsWith(matrix.qt_version, 5) }}
+        if: startsWith(matrix.qt_version, 5)
         run: |
           CXXFLAGS="$CXXFLAGS -Werror -Wno-error=deprecated-declarations" \
           LDFLAGS="$LDFLAGS -gz" \
@@ -104,7 +108,7 @@ jobs:
           cmake --build build --target check
 
       - name: Build qBittorrent (Qt6)
-        if: ${{ startsWith(matrix.qt_version, 6) }}
+        if: startsWith(matrix.qt_version, 6)
         run: |
           CXXFLAGS="$CXXFLAGS -Wno-gnu-zero-variadic-macro-arguments -Werror -Wno-error=deprecated-declarations" \
           LDFLAGS="$LDFLAGS -gz" \

.github/workflows/ci_ubuntu.yaml

@@ -4,6 +4,7 @@ on: [pull_request, push]
 
 permissions:
   actions: write
+  security-events: write
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -17,11 +18,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        libt_version: ["2.0.8", "1.2.18"]
+        libt_version: ["2.0.9", "1.2.19"]
         qbt_gui: ["GUI=ON", "GUI=OFF"]
         qt_version: ["5.15.2", "6.2.0"]
         exclude:
-          - libt_version: "1.2.18"
+          - libt_version: "1.2.19"
             qt_version: "6.2.0"
 
     steps:
@@ -59,14 +60,23 @@ jobs:
           cmake \
             -B build \
             -G "Ninja" \
+            -DBUILD_SHARED_LIBS=OFF \
             -DCMAKE_BUILD_TYPE=RelWithDebInfo \
             -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
             -Ddeprecated-functions=OFF
           cmake --build build
           sudo cmake --install build
 
+      # to avoid scanning 3rdparty codebases, initialize it just before building qbt
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        if: startsWith(matrix.libt_version, 2) && (matrix.qbt_gui == 'GUI=ON') && startsWith(matrix.qt_version, 6)
+        with:
+          config-file: ./.github/workflows/helper/codeql/cpp.yaml
+          languages: cpp
+
       - name: Build qBittorrent (Qt5)
-        if: ${{ startsWith(matrix.qt_version, 5) }}
+        if: startsWith(matrix.qt_version, 5)
         run: |
           CXXFLAGS="$CXXFLAGS -Werror -Wno-error=deprecated-declarations" \
           LDFLAGS="$LDFLAGS -gz" \
@@ -85,7 +95,7 @@ jobs:
           DESTDIR="qbittorrent" cmake --install build
 
       - name: Build qBittorrent (Qt6)
-        if: ${{ startsWith(matrix.qt_version, 6) }}
+        if: startsWith(matrix.qt_version, 6)
         run: |
           CXXFLAGS="$CXXFLAGS -Werror" \
           LDFLAGS="$LDFLAGS -gz" \
@@ -104,6 +114,10 @@ jobs:
           cmake --build build --target check
           DESTDIR="qbittorrent" cmake --install build
 
+      - name: Run CodeQL analysis
+        uses: github/codeql-action/analyze@v2
+        if: startsWith(matrix.libt_version, 2) && (matrix.qbt_gui == 'GUI=ON') && startsWith(matrix.qt_version, 6)
+
       - name: Prepare build artifacts
         run: |
           mkdir upload

.github/workflows/ci_webui.yaml

@@ -2,7 +2,8 @@ name: CI - WebUI
 
 on: [pull_request, push]
 
-permissions: {}
+permissions:
+  security-events: write
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -36,3 +37,12 @@ jobs:
         run: |
           npm run format
           git diff --exit-code
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          config-file: ./.github/workflows/helper/codeql/js.yaml
+          languages: javascript
+
+      - name: Run CodeQL analysis
+        uses: github/codeql-action/analyze@v2

.github/workflows/ci_windows.yaml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        libt_version: ["2.0.8", "1.2.18"]
+        libt_version: ["2.0.9", "1.2.19"]
 
     env:
       boost_path: "${{ github.workspace }}/../boost"
@@ -70,7 +70,7 @@ jobs:
       - name: Install boost
         run: |
           aria2c `
-            "https://boostorg.jfrog.io/artifactory/main/release/1.81.0/source/boost_1_81_0.7z" `
+            "https://boostorg.jfrog.io/artifactory/main/release/1.82.0/source/boost_1_82_0.7z" `
             -d "${{ runner.temp }}" `
             -o "boost.7z"
           7z x "${{ runner.temp }}/boost.7z" -o"${{ github.workspace }}/.."
@@ -79,7 +79,7 @@ jobs:
       - name: Install Qt
         uses: jurplel/install-qt-action@v3
         with:
-          version: "6.4.0"
+          version: "6.5.0"
           archives: qtbase qtsvg qttools
 
       - name: Install libtorrent

.github/workflows/coverity-scan.yaml

@@ -26,13 +26,13 @@ jobs:
       - name: Install Qt
         uses: jurplel/install-qt-action@v3
         with:
-          version: "6.4.0"
+          version: "6.5.0"
           archives: icu qtbase qtsvg qttools
 
       - name: Install libtorrent
         run: |
           git clone \
-            --branch "v2.0.8" \
+            --branch "v2.0.9" \
             --depth 1 \
             --recurse-submodules \
             https://github.com/arvidn/libtorrent.git
@@ -69,7 +69,7 @@ jobs:
 
       - name: Submit the result to Coverity Scan
         run: |
-          tar caf qbittorrent.xz cov-int
+          tar -caf qbittorrent.xz cov-int
           curl \
             --form token="${{ secrets.COVERITY_SCAN_TOKEN }}" \
             --form email=sledgehammer999@qbittorrent.org \

.github/workflows/helper/appimage/export_vars.sh

@@ -1,10 +1,12 @@
+#!/bin/sh
+
 # this file is called from AppRun so 'root_dir' will point to where AppRun is
 root_dir="$(readlink -f "$(dirname "$0")")"
 
 # Insert the default values because after the test we prepend our path
 # and it will create problems with DEs (eg KDE) that don't set the variable
 # and rely on the default paths
-if [[ -z ${XDG_DATA_DIRS} ]]; then
+if [ -z "${XDG_DATA_DIRS}" ]; then
     XDG_DATA_DIRS="/usr/local/share/:/usr/share/"
 fi
 

.github/workflows/helper/codeql/cpp.yaml

@@ -0,0 +1,14 @@
+name: "CodeQL config for C++"
+
+queries:
+  - uses: security-and-quality
+
+query-filters:
+  - exclude:
+      id: cpp/commented-out-code
+  - exclude:
+      id: cpp/include-non-header
+  - exclude:
+      id: cpp/loop-variable-changed
+  - exclude:
+      id: cpp/useless-expression

.github/workflows/helper/codeql/js.yaml

@@ -0,0 +1,11 @@
+name: "CodeQL config for Javascript"
+
+paths-ignore:
+  - "**/lib/*"
+
+queries:
+  - uses: security-and-quality
+
+query-filters:
+  - exclude:
+      id: js/superfluous-trailing-arguments

.github/workflows/helper/pre-commit/.typos.toml

@@ -0,0 +1,18 @@
+# https://github.com/crate-ci/typos/blob/master/docs/reference.md
+# https://github.com/crate-ci/typos/blob/master/docs/design.md#identifiers-and-words
+
+# try adding to `identifiers` list first, if doesn't work then `words` list
+
+[default.extend-identifiers]
+additionals = "additionals"
+caf = "caf"
+curren = "curren"
+FO = "FO"
+ket = "ket"
+Q_INVOKABLE = "Q_INVOKABLE"
+switchs = "switchs"
+ths = "ths"
+
+[default.extend-words]
+BA = "BA"
+helo = "helo"

.github/workflows/stale_bot.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Mark and close stale PRs
-        uses: actions/stale@v5
+        uses: actions/stale@v8
         with:
           stale-pr-message: "This PR is stale because it has been 60 days with no activity. This PR will be automatically closed within 7 days if there is no further activity."
           close-pr-message: "This PR was closed because it has been stalled for some time with no activity."

.pre-commit-config.yaml

@@ -3,7 +3,7 @@ repos:
     hooks:
       - id: check-translation-tag
         name: Check newline characters in <translation> tag
-        entry: .github/workflows/check_translation_tag.py
+        entry: .github/workflows/helper/pre-commit/check_translation_tag.py
         language: script
         exclude: |
           (?x)^(
@@ -13,7 +13,7 @@ repos:
           - ts
 
   - repo: https://github.com/pre-commit/pre-commit-hooks.git
-    rev: v4.3.0
+    rev: v4.4.0
     hooks:
     - id: check-json
       name: Check JSON files
@@ -33,17 +33,19 @@ repos:
       args: ["--fix=lf"]
       exclude: |
         (?x)^(
-          compile_commands.json |
-          src/webui/www/private/scripts/lib/.*
+          src/webui/www/private/css/lib/.* |
+          src/webui/www/private/scripts/lib/.* |
+          test/testdata/crlf.txt
         )$
 
     - id: end-of-file-fixer
       name: Check trailing newlines
       exclude: |
         (?x)^(
-          compile_commands.json |
           configure |
-          src/webui/www/private/scripts/lib/.*
+          src/webui/www/private/css/lib/.* |
+          src/webui/www/private/scripts/lib/.* |
+          test/testdata/crlf.txt
         )$
       exclude_types:
         - svg
@@ -53,7 +55,54 @@ repos:
       name: Check trailing whitespaces
       exclude: |
         (?x)^(
+          src/webui/www/private/css/lib/.* |
           src/webui/www/private/scripts/lib/.*
         )$
       exclude_types:
         - ts
+
+  - repo: https://github.com/codespell-project/codespell
+    rev: v2.2.5
+    hooks:
+    - id: codespell
+      name: Check spelling (codespell)
+      args: ["--ignore-words-list", "additionals,curren,fo,ket,superseeding,te,ths"]
+      exclude: |
+        (?x)^(
+          .*\.desktop |
+          .*\.qrc |
+          build-aux/.* |
+          Changelog |
+          dist/windows/installer-translations/.* |
+          m4/.* |
+          src/base/3rdparty/.* |
+          src/searchengine/nova3/socks.py |
+          src/webui/www/private/scripts/lib/.*
+        )$
+      exclude_types:
+        - ts
+
+  - repo: https://github.com/crate-ci/typos
+    rev: v1.15.5
+    hooks:
+    - id: typos
+      name: Check spelling (typos)
+      args: ["--config", ".github/workflows/helper/pre-commit/.typos.toml"]
+      exclude: |
+        (?x)^(
+          .*\.asc |
+          .*\.desktop |
+          .*\.qrc |
+          \.pre-commit-config\.yaml |
+          build-aux/.* |
+          Changelog |
+          configure.* |
+          dist/windows/installer-translations/.* |
+          m4/.* |
+          src/base/3rdparty/.* |
+          src/searchengine/nova3/socks.py |
+          src/webui/www/private/scripts/lib/.*
+        )$
+      exclude_types:
+        - svg
+        - ts

.tx/config

@@ -1,7 +1,7 @@
 [main]
 host = https://www.transifex.com
 
-[o:sledgehammer999:p:qbittorrent:r:qbittorrent_v45x]
+[o:sledgehammer999:p:qbittorrent:r:qbittorrent_master]
 file_filter  = src/lang/qbittorrent_<lang>.ts
 source_file  = src/lang/qbittorrent_en.ts
 source_lang  = en
@@ -9,7 +9,7 @@ type         = QT
 minimum_perc = 23
 lang_map     = pt: pt_PT, zh: zh_CN
 
-[o:sledgehammer999:p:qbittorrent:r:qbittorrent_webui_v45x]
+[o:sledgehammer999:p:qbittorrent:r:qbittorrent_webui]
 file_filter  = src/webui/www/translations/webui_<lang>.ts
 source_file  = src/webui/www/translations/webui_en.ts
 source_lang  = en

AUTHORS

@@ -29,13 +29,17 @@ Code from other projects:
   copyright: Dan Haim <negativeiq@users.sourceforge.net>
   license: BSD
 
+* files src/webui/www/private/css/lib/vanillaSelectBox.css src/webui/www/private/scripts/lib/vanillaSelectBox.js
+  copyright: Philippe Meyer <pmg.meyer@gmail.com>
+  license: MIT
+
 Images Authors:
 * files: src/icons/qbittorrent-tray.svg
   copyright: Provided by HVS <hvs linuxmail org> (raster first proposal) and Atif Afzal(@atfzl github) <atif5801@gmail.com> (vectorized and modified)
   license: GPLv2+
 
 * files: src/qbittorrent_file.ico src/icons/fileicon.svg
-  copyright: 'uknown.svg' (LGPLv3+) from Oxygen Icon Theme was used as base which was slightly modified and 'qbittorrent-tray.svg' (GPLv2+) was overlayed above it.
+  copyright: 'unknown.svg' (LGPLv3+) from Oxygen Icon Theme was used as base which was slightly modified and 'qbittorrent-tray.svg' (GPLv2+) was overlaid above it.
   license: GPLv3+
 
 * files: src/icons/flags/*.svg

CMakeLists.txt

@@ -11,8 +11,8 @@ set(minBoostVersion 1.71)
 set(minQt5Version 5.15.2)
 set(minQt6Version 6.2)
 set(minOpenSSLVersion 1.1.1)
-set(minLibtorrent1Version 1.2.18)
-set(minLibtorrentVersion 2.0.8)
+set(minLibtorrent1Version 1.2.19)
+set(minLibtorrentVersion 2.0.9)
 set(minZlibVersion 1.2.11)
 
 include(CheckCXXSourceCompiles) # TODO: migrate to CheckSourceCompiles in CMake >= 3.19

CONTRIBUTING.md

@@ -200,7 +200,7 @@ Following these guidelines helps maintainers and the community understand your s
 [coding-guidelines-url]: https://github.com/qbittorrent/qBittorrent/blob/master/CODING_GUIDELINES.md
 [coding-guidelines-git-commit-message-url]: https://github.com/qbittorrent/qBittorrent/blob/master/CODING_GUIDELINES.md#10-git-commit-message
 [commit-message-fix-issue-example-url]: https://github.com/qbittorrent/qBittorrent/commit/c07cd440cd46345297debb47cb260f8688975f50
-[forum-url]: http://forum.qbittorrent.org/
+[forum-url]: https://forum.qbittorrent.org/
 [howto-report-bugs-url]: https://www.chiark.greenend.org.uk/~sgtatham/bugs.html
 [how-to-translate-url]: https://github.com/qbittorrent/qBittorrent/wiki/How-to-translate-qBittorrent
 [merging-vs-rebasing-url]: https://www.atlassian.com/git/tutorials/merging-vs-rebasing

Changelog

@@ -1,76 +1,4 @@
-Tue Aug 29 2023 - sledgehammer999 <sledgehammer999@qbittorrent.org> - v4.5.5
-    - BUGFIX: Fix transfer list tab hotkey (thalieht)
-    - BUGFIX: Don't forget to enable the Apply button in the Options dialog (glassez)
-    - BUGFIX: Immediately update torrent status on moving files (glassez)
-    - BUGFIX: Improve performance when scrolling the file list of large torrents (gdim47)
-    - BUGFIX: Don't operate on random torrents when multiple are selected and a sort/filter is applied (glassez)
-    - RSS: Fix overwriting feeds.json with an incomplete load of it (Omar Abdul Azeez)
-    - WINDOWS: Software update check logic is disabled for < Win10 (sledgehammer999)
-    - WINDOWS: NSIS: Update Turkish and French translations (Burak Yavuz, MarcDrieu)
-    - WINDOWS: NSIS: Add Romanian translation (rusu-afanasie)
-
-Sun Jun 18 2023 - sledgehammer999 <sledgehammer999@qbittorrent.org> - v4.5.4
-    - BUGFIX: Allow to disable confirmation of Pause/Resume All (glassez)
-    - BUGFIX: Sync flag icons with upstream (Priit Uring)
-    - WEBUI: Fix category save path (Raymond Ha)
-
-Sun May 28 2023 - sledgehammer999 <sledgehammer999@qbittorrent.org> - v4.5.3
-    - BUGFIX: Correctly check if database needs to be updated (glassez)
-    - BUGFIX: Prevent incorrect log message about torrent content deletion (glassez)
-    - BUGFIX: Improve finished torrent handling (glassez)
-    - BUGFIX: Correctly initialize group box children as disabled in Preferences (thalieht)
-    - BUGFIX: Don't miss saving "download path" in SQLite storage (glassez)
-    - BUGFIX: Improve logging of running external program (glassez)
-    - WEBUI: Disable UPnP for web UI by default (glassez)
-    - WEBUI: Use workaround for IOS file picker (DivineHawk)
-    - WEBUI: Work around Chrome download limit (Chocobo1)
-    - WEBUI: Improve 'exporting torrent' behavior (Chocobo1)
-    - WINDOWS: NSIS: Add Slovak translation (Christian Danížek)
-
-Tue Feb 28 2023 - sledgehammer999 <sledgehammer999@qbittorrent.org> - v4.5.2
-    - BUGFIX: Don't unexpectedly activate queued torrents when prefetching metadata for added magnets (glassez)
-    - BUGFIX: Update the cached torrent state once recheck is started (glassez)
-    - BUGFIX: Be more likely to allow the system to use power saving modes (glassez)
-    - WEBUI: Migrate away from unsafe function (Chocobo1)
-    - WEBUI: Blacklist bad ciphers for TLS in the server (sledgehammer999)
-    - WEBUI: Allow only TLS 1.2+ in the server (sledgehammer999)
-    - WEBUI: Allow to set read-only directory as torrent location (glassez)
-    - WEBUI: Reject requests that contain backslash in path (glassez)
-    - RSS: Prevent RSS folder from being moved into itself (glassez)
-    - WINDOWS: NSIS: Update Turkish, Uzbek translation (Burak Yavuz, shitcod3r)
-
-Sun Feb 12 2023 - sledgehammer999 <sledgehammer999@qbittorrent.org> - v4.5.1
-    - FEATURE: Re-allow to use icons from system theme (glassez)
-    - BUGFIX: Fix Speed limit icon size (Nowshed H. Imran)
-    - BUGFIX: Revise and fix some text colors (Chocobo1, Nowshed H. Imran)
-    - BUGFIX: Correctly load folder based UI theme (glassez)
-    - BUGFIX: Fix crash due to invalid encoding of tracker URLs (glassez)
-    - BUGFIX: Don't drop !qB extension when renaming incomplete file (glassez)
-    - BUGFIX: Correctly count the number of torrents in subcategories (glassez)
-    - BUGFIX: Use "additional trackers" when metadata retrieving (glassez)
-    - BUGFIX: Apply correct tab order to Category options dialog (glassez)
-    - BUGFIX: Add all torrents passed via the command line (glassez)
-    - BUGFIX: Fix startup performance on Qt5 (glassez)
-    - BUGFIX: Automatic move will now overwrite existing files (aka previous behavior) (glassez)
-    - BUGFIX: Some fixes for loading Chinese locales (sledgehammer999)
-    - BUGFIX: New Pause icon color for toolbar/menu (Nowshed H. Imran, sledgehammer999)
-    - BUGFIX: Adjust env variable for PDB discovery (sledgehammer999)
-    - WEBUI: Fix missing "queued" icon (thalieht)
-    - WEBUI: Return paths using platform-independent separator format (glassez)
-    - WEBUI: Change order of accepted types of file input (Jason Carr)
-    - WEBUI: Add missing icons (brvphoenix)
-    - WEBUI: Add "Resume data storage type" option (thalieht)
-    - WEBUI: Make rename file dialog resizable (Torsten Schwarz)
-    - WEBUI: Prevent incorrect line breaking (David Xuang)
-    - WEBUI: Improve hotkeys (Fidel Selva)
-    - WEBUI: Remove suggestions while searching for torrents (Midhun V Nadh)
-    - WEBUI: Expose "IS PRIVATE" flag (sotiris-bos)
-    - WEBUI: Return name/hash/infohash_v1/infohash_v2 torrent properties (qbittorrentfan)
-    - WINDOWS: Correctly detect drive letter in path (glassez)
-    - WINDOWS: NSIS: Update Swedish, Lithuanian translations (Jonatan, Deividas)
-    - LINUX: Fix tray icon issues (glassez)
-
-Sat Nov 26 2022 - sledgehammer999 <sledgehammer999@qbittorrent.org> - v4.5.0
+Unreleased - sledgehammer999 <sledgehammer999@qbittorrent.org> - v4.5.0
     - FEATURE: Add `Auto resize columns` functionality (Chocobo1)
     - FEATURE: Allow to use Category paths in `Manual` mode (glassez)
     - FEATURE: Allow to disable Automatic mode when default "temp" path changed (glassez)

INSTALL

@@ -5,7 +5,7 @@ qBittorrent - A BitTorrent client in C++ / Qt
 
   - Boost >= 1.71
 
-  - libtorrent-rasterbar 1.2.18 - 1.2.x || 2.0.8 - 2.0.x
+  - libtorrent-rasterbar 1.2.19 - 1.2.x || 2.0.9 - 2.0.x
       * By Arvid Norberg, https://www.libtorrent.org/
       * Be careful: another library (the one used by rTorrent) uses a similar name
 
@@ -18,7 +18,7 @@ qBittorrent - A BitTorrent client in C++ / Qt
   - pkg-config *
       * Compile-time only on *nix systems
 
-  - Python >= 3.5.0
+  - Python >= 3.7.0
       * Optional, run-time only
       * Used by the bundled search engine
 
@@ -43,7 +43,7 @@ Please ensure you are building with an officially supported configuration when r
   will install and execute qBittorrent.
 
 DOCUMENTATION:
-Please note that there is a "Compilation" section at http://wiki.qbittorrent.org.
+Please note that there is a "Compilation" section at https://wiki.qbittorrent.org.
 
 ------------------------------------------
 sledgehammer999 <sledgehammer999@qbittorrent.org>

README.md

@@ -37,13 +37,13 @@ For more information please visit:
 https://www.qbittorrent.org
 
 or our wiki here:
-http://wiki.qbittorrent.org
+https://wiki.qbittorrent.org
 
 Use the forum for troubleshooting before reporting bugs:
-http://forum.qbittorrent.org
+https://forum.qbittorrent.org
 
 Please report any bug (or feature request) to:
-http://bugs.qbittorrent.org
+https://bugs.qbittorrent.org
 
 Official IRC channel:
 [#qbittorrent on irc.libera.chat](ircs://irc.libera.chat:6697/qbittorrent)

cmake/Modules/CommonConfig.cmake

@@ -101,6 +101,10 @@ if (MSVC)
     endif()
 endif()
 
+if (DBUS)
+    target_compile_definitions(qbt_common_cfg INTERFACE QBT_USES_DBUS)
+endif()
+
 if (LibtorrentRasterbar_VERSION VERSION_GREATER_EQUAL ${minLibtorrentVersion})
     target_compile_definitions(qbt_common_cfg INTERFACE QBT_USES_LIBTORRENT2)
 endif()

configure

@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.71 for qbittorrent v4.5.5.
+# Generated by GNU Autoconf 2.71 for qbittorrent v4.6.0RC1.
 #
 # Report bugs to <bugs.qbittorrent.org>.
 #
@@ -611,8 +611,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='qbittorrent'
 PACKAGE_TARNAME='qbittorrent'
-PACKAGE_VERSION='v4.5.5'
-PACKAGE_STRING='qbittorrent v4.5.5'
+PACKAGE_VERSION='v4.6.0RC1'
+PACKAGE_STRING='qbittorrent v4.6.0RC1'
 PACKAGE_BUGREPORT='bugs.qbittorrent.org'
 PACKAGE_URL='https://www.qbittorrent.org/'
 
@@ -1329,7 +1329,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures qbittorrent v4.5.5 to adapt to many kinds of systems.
+\`configure' configures qbittorrent v4.6.0RC1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1400,7 +1400,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of qbittorrent v4.5.5:";;
+     short | recursive ) echo "Configuration of qbittorrent v4.6.0RC1:";;
    esac
   cat <<\_ACEOF
 
@@ -1533,7 +1533,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-qbittorrent configure v4.5.5
+qbittorrent configure v4.6.0RC1
 generated by GNU Autoconf 2.71
 
 Copyright (C) 2021 Free Software Foundation, Inc.
@@ -1648,7 +1648,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by qbittorrent $as_me v4.5.5, which was
+It was created by qbittorrent $as_me v4.6.0RC1, which was
 generated by GNU Autoconf 2.71.  Invocation command line was
 
   $ $0$ac_configure_args_raw
@@ -4779,7 +4779,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='qbittorrent'
- VERSION='v4.5.5'
+ VERSION='v4.6.0RC1'
 
 
 printf "%s\n" "#define PACKAGE \"$PACKAGE\"" >>confdefs.h
@@ -5649,7 +5649,7 @@ fi
 then :
   as_fn_error $? "Could not find QtDBus" "$LINENO" 5
 else $as_nop
-  QBT_ADD_CONFIG="$QBT_ADD_CONFIG dbus"
+  QBT_ADD_CONFIG="$QBT_ADD_CONFIG dbus" QBT_ADD_DEFINES="$QBT_ADD_DEFINES QBT_USES_DBUS"
 
 fi ;; #(
   "xno") :
@@ -6024,19 +6024,19 @@ LDFLAGS="$BOOST_LDFLAGS $LDFLAGS"
 
 
 pkg_failed=no
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libtorrent-rasterbar >= 2.0.8" >&5
-printf %s "checking for libtorrent-rasterbar >= 2.0.8... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libtorrent-rasterbar >= 2.0.9" >&5
+printf %s "checking for libtorrent-rasterbar >= 2.0.9... " >&6; }
 
 if test -n "$libtorrent_CFLAGS"; then
     pkg_cv_libtorrent_CFLAGS="$libtorrent_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 2.0.8\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 2.0.8") 2>&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 2.0.9\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 2.0.9") 2>&5
   ac_status=$?
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 2.0.8" 2>/dev/null`
+  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 2.0.9" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -6048,12 +6048,12 @@ if test -n "$libtorrent_LIBS"; then
     pkg_cv_libtorrent_LIBS="$libtorrent_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 2.0.8\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 2.0.8") 2>&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 2.0.9\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 2.0.9") 2>&5
   ac_status=$?
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 2.0.8" 2>/dev/null`
+  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 2.0.9" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -6074,28 +6074,28 @@ else
         _pkg_short_errors_supported=no
 fi
         if test $_pkg_short_errors_supported = yes; then
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 2.0.8" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 2.0.9" 2>&1`
         else
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 2.0.8" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 2.0.9" 2>&1`
         fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$libtorrent_PKG_ERRORS" >&5
 
 
 pkg_failed=no
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" >&5
-printf %s "checking for libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" >&5
+printf %s "checking for libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2... " >&6; }
 
 if test -n "$libtorrent_CFLAGS"; then
     pkg_cv_libtorrent_CFLAGS="$libtorrent_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2") 2>&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2") 2>&5
   ac_status=$?
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>/dev/null`
+  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -6107,12 +6107,12 @@ if test -n "$libtorrent_LIBS"; then
     pkg_cv_libtorrent_LIBS="$libtorrent_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2") 2>&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2") 2>&5
   ac_status=$?
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>/dev/null`
+  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -6133,14 +6133,14 @@ else
         _pkg_short_errors_supported=no
 fi
         if test $_pkg_short_errors_supported = yes; then
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>&1`
         else
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>&1`
         fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$libtorrent_PKG_ERRORS" >&5
 
-	as_fn_error $? "Package requirements (libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2) were not met:
+	as_fn_error $? "Package requirements (libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2) were not met:
 
 $libtorrent_PKG_ERRORS
 
@@ -6177,19 +6177,19 @@ elif test $pkg_failed = untried; then
 printf "%s\n" "no" >&6; }
 
 pkg_failed=no
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" >&5
-printf %s "checking for libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" >&5
+printf %s "checking for libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2... " >&6; }
 
 if test -n "$libtorrent_CFLAGS"; then
     pkg_cv_libtorrent_CFLAGS="$libtorrent_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2") 2>&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2") 2>&5
   ac_status=$?
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>/dev/null`
+  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -6201,12 +6201,12 @@ if test -n "$libtorrent_LIBS"; then
     pkg_cv_libtorrent_LIBS="$libtorrent_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2") 2>&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2") 2>&5
   ac_status=$?
   printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>/dev/null`
+  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -6227,14 +6227,14 @@ else
         _pkg_short_errors_supported=no
 fi
         if test $_pkg_short_errors_supported = yes; then
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>&1`
         else
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2" 2>&1`
         fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$libtorrent_PKG_ERRORS" >&5
 
-	as_fn_error $? "Package requirements (libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2) were not met:
+	as_fn_error $? "Package requirements (libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2) were not met:
 
 $libtorrent_PKG_ERRORS
 
@@ -7237,7 +7237,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by qbittorrent $as_me v4.5.5, which was
+This file was extended by qbittorrent $as_me v4.6.0RC1, which was
 generated by GNU Autoconf 2.71.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -7297,7 +7297,7 @@ ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
-qbittorrent config.status v4.5.5
+qbittorrent config.status v4.6.0RC1
 configured by $0, generated by GNU Autoconf 2.71,
   with options \\"\$ac_cs_config\\"
 

configure.ac

@@ -1,4 +1,4 @@
-AC_INIT([qbittorrent], [v4.5.5], [bugs.qbittorrent.org], [], [https://www.qbittorrent.org/])
+AC_INIT([qbittorrent], [v4.6.0RC1], [bugs.qbittorrent.org], [], [https://www.qbittorrent.org/])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIR([m4])
 : ${CFLAGS=""}
@@ -165,7 +165,7 @@ AS_CASE(["x$enable_qt_dbus"],
                FIND_QTDBUS()
                AS_IF([test "x$HAVE_QTDBUS" = "xfalse"],
                      [AC_MSG_ERROR([Could not find QtDBus])],
-                     [QBT_ADD_CONFIG="$QBT_ADD_CONFIG dbus"]
+                     [QBT_ADD_CONFIG="$QBT_ADD_CONFIG dbus" QBT_ADD_DEFINES="$QBT_ADD_DEFINES QBT_USES_DBUS"]
                     )],
         ["xno"],
               [AC_MSG_RESULT([no])
@@ -188,10 +188,10 @@ m4_define([DETECT_BOOST_VERSION_PROGRAM],
                      [[(void) ((void)sizeof(char[1 - 2*!!((BOOST_VERSION) < ($1))]));]])])
 
 PKG_CHECK_MODULES(libtorrent,
-                  [libtorrent-rasterbar >= 2.0.8],
+                  [libtorrent-rasterbar >= 2.0.9],
                   [CXXFLAGS="$libtorrent_CFLAGS $CXXFLAGS" LIBS="$libtorrent_LIBS $LIBS" QBT_ADD_DEFINES="$QBT_ADD_DEFINES QBT_USES_LIBTORRENT2"],
                   [PKG_CHECK_MODULES(libtorrent,
-                                     [libtorrent-rasterbar >= 1.2.18 libtorrent-rasterbar < 2],
+                                     [libtorrent-rasterbar >= 1.2.19 libtorrent-rasterbar < 2],
                                      [CXXFLAGS="$libtorrent_CFLAGS $CXXFLAGS" LIBS="$libtorrent_LIBS $LIBS"])])
 
 PKG_CHECK_MODULES(openssl,

dist/mac/Info.plist

@@ -55,7 +55,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>4.5.5</string>
+	<string>4.5.0</string>
 	<key>CFBundleExecutable</key>
 	<string>${EXECUTABLE_NAME}</string>
 	<key>CFBundleIdentifier</key>
@@ -67,7 +67,7 @@
 	<key>NSAppleScriptEnabled</key>
 	<string>YES</string>
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright © 2006-2023 The qBittorrent project</string>
+	<string>Copyright © 2006-2022 The qBittorrent project</string>
 	<key>UTExportedTypeDeclarations</key>
 	<array>
 		<dict>

dist/unix/org.qbittorrent.qBittorrent.appdata.xml

@@ -68,12 +68,12 @@
   <update_contact>sledgehammer999@qbittorrent.org</update_contact>
   <developer_name>The qBittorrent Project</developer_name>
   <url type="homepage">https://www.qbittorrent.org/</url>
-  <url type="bugtracker">http://bugs.qbittorrent.org/</url>
+  <url type="bugtracker">https://bugs.qbittorrent.org/</url>
   <url type="donation">https://www.qbittorrent.org/donate</url>
-  <url type="help">http://forum.qbittorrent.org/</url>
+  <url type="help">https://forum.qbittorrent.org/</url>
   <url type="translate">https://github.com/qbittorrent/qBittorrent/wiki/How-to-translate-qBittorrent</url>
   <content_rating type="oars-1.1"/>
   <releases>
-    <release version="4.5.5" date="2023-08-29"/>
+    <release version="4.5.0" date="2022-01-06"/>
   </releases>
 </component>

dist/windows/config.nsi

@@ -25,7 +25,7 @@
 ; 4.5.1.3 -> good
 ; 4.5.1.3.2 -> bad
 ; 4.5.0beta -> bad
-!define /ifndef QBT_VERSION "4.5.5"
+!define /ifndef QBT_VERSION "4.5.0"
 
 ; Option that controls the installer's window name
 ; If set, its value will be used like this:
@@ -112,7 +112,7 @@ OutFile "qbittorrent_${QBT_INSTALLER_FILENAME}_setup.exe"
 ;Installer Version Information
 VIAddVersionKey "ProductName" "qBittorrent"
 VIAddVersionKey "CompanyName" "The qBittorrent project"
-VIAddVersionKey "LegalCopyright" "Copyright ©2006-2023 The qBittorrent project"
+VIAddVersionKey "LegalCopyright" "Copyright ©2006-2022 The qBittorrent project"
 VIAddVersionKey "FileDescription" "qBittorrent - A Bittorrent Client"
 VIAddVersionKey "FileVersion" "${QBT_VERSION}"
 

dist/windows/installer-translations/french.nsi

@@ -7,7 +7,7 @@ LangString inst_desktop ${LANG_FRENCH} "Créer un Raccourci sur le Bureau"
 ;LangString inst_startmenu ${LANG_ENGLISH} "Create Start Menu Shortcut"
 LangString inst_startmenu ${LANG_FRENCH} "Créer un Raccourci dans le Menu Démarrer"
 ;LangString inst_startup ${LANG_ENGLISH} "Start qBittorrent on Windows start up"
-LangString inst_startup ${LANG_FRENCH} "Démarrer qBittorrent au démarrage de Windows"
+LangString inst_startup ${LANG_FRENCH} "Démarrez qBittorrent au démarrage de Windows"
 ;LangString inst_torrent ${LANG_ENGLISH} "Open .torrent files with qBittorrent"
 LangString inst_torrent ${LANG_FRENCH} "Ouvrir les fichiers .torrent avec qBittorrent"
 ;LangString inst_magnet ${LANG_ENGLISH} "Open magnet links with qBittorrent"
@@ -15,7 +15,7 @@ LangString inst_magnet ${LANG_FRENCH} "Ouvrir les liens magnet avec qBittorrent"
 ;LangString inst_firewall ${LANG_ENGLISH} "Add Windows Firewall rule"
 LangString inst_firewall ${LANG_FRENCH} "Ajouter une règle au Pare-Feu de Windows"
 ;LangString inst_pathlimit ${LANG_ENGLISH} "Disable Windows path length limit (260 character MAX_PATH limitation, requires Windows 10 1607 or later)"
-LangString inst_pathlimit ${LANG_FRENCH} "Désactiver la limite de taille des chemins de Windows (limite MAX_PATH de 260 caractères, nécessite Windows 10 1607 ou plus)"
+LangString inst_pathlimit ${LANG_FRENCH} "Désactiver la limite de taille du chemin de Windows (limitation de MAX_PATH 260 caractères, nécessite Windows 10 1607 ou plus)"
 ;LangString inst_firewallinfo ${LANG_ENGLISH} "Adding Windows Firewall rule"
 LangString inst_firewallinfo ${LANG_FRENCH} "Ajout d'une règle au Pare-Feu de Windows"
 ;LangString inst_warning ${LANG_ENGLISH} "qBittorrent is running. Please close the application before installing."
@@ -31,7 +31,7 @@ LangString inst_requires_64bit ${LANG_FRENCH} "Cet installateur ne fonctionne qu
 ;LangString inst_requires_win7 ${LANG_ENGLISH} "This qBittorrent version requires at least Windows 7."
 LangString inst_requires_win7 ${LANG_FRENCH} "Cette version de qBittorrent nécessite au moins Windows 7."
 ;LangString inst_requires_win10 ${LANG_ENGLISH} "This installer requires at least Windows 10 1809."
-LangString inst_requires_win10 ${LANG_FRENCH}  "Cet installateur nécessite au moins Windows 10 1809."
+LangString inst_requires_win10 ${LANG_FRENCH}  "This installer requires at least Windows 10 1809."
 ;LangString inst_uninstall_link_description ${LANG_ENGLISH} "Uninstall qBittorrent"
 LangString inst_uninstall_link_description ${LANG_FRENCH} "Désinstaller qBittorrent"
 
@@ -53,9 +53,9 @@ LangString remove_firewall ${LANG_FRENCH} "Supprimer la règle du Pare-Feu de Wi
 ;LangString remove_firewallinfo ${LANG_ENGLISH} "Removing Windows Firewall rule"
 LangString remove_firewallinfo ${LANG_FRENCH} "Suppression de la règle du Pare-Feu de Windows"
 ;LangString remove_cache ${LANG_ENGLISH} "Remove torrents and cached data"
-LangString remove_cache ${LANG_FRENCH} "Supprimer les torrents et données en cache"
+LangString remove_cache ${LANG_FRENCH} "Supprimer les torrents et données cachées"
 ;LangString uninst_warning ${LANG_ENGLISH} "qBittorrent is running. Please close the application before uninstalling."
-LangString uninst_warning ${LANG_FRENCH} "qBittorrent est en cours d'exécution. Fermez l'application avant de la désinstaller."
+LangString uninst_warning ${LANG_FRENCH} "qBittorrent est en cours d'exécution. Veuillez fermer l'application avant la désinstallation."
 ;LangString uninst_tor_warn ${LANG_ENGLISH} "Not removing .torrent association. It is associated with:"
 LangString uninst_tor_warn ${LANG_FRENCH} "Ne peut pas supprimer l'association du .torrent. Elle est associée avec :"
 ;LangString uninst_mag_warn ${LANG_ENGLISH} "Not removing magnet association. It is associated with:"

dist/windows/installer-translations/romanian.nsi

@@ -1,62 +1,62 @@
 ;Installer strings
 
 ;LangString inst_qbt_req ${LANG_ENGLISH} "qBittorrent (required)"
-LangString inst_qbt_req ${LANG_ROMANIAN} "qBittorrent (obligatoriu)"
+LangString inst_qbt_req ${LANG_ROMANIAN} "qBittorrent (required)"
 ;LangString inst_desktop ${LANG_ENGLISH} "Create Desktop Shortcut"
-LangString inst_desktop ${LANG_ROMANIAN} "Creați o comandă rapidă pe Desktop"
+LangString inst_desktop ${LANG_ROMANIAN} "Create Desktop Shortcut"
 ;LangString inst_startmenu ${LANG_ENGLISH} "Create Start Menu Shortcut"
-LangString inst_startmenu ${LANG_ROMANIAN} "Creați o comandă rapidă în meniul Start"
+LangString inst_startmenu ${LANG_ROMANIAN} "Create Start Menu Shortcut"
 ;LangString inst_startup ${LANG_ENGLISH} "Start qBittorrent on Windows start up"
-LangString inst_startup ${LANG_ROMANIAN} "Porniți qBittorrent la pornirea Windows"
+LangString inst_startup ${LANG_ROMANIAN} "Start qBittorrent on Windows start up"
 ;LangString inst_torrent ${LANG_ENGLISH} "Open .torrent files with qBittorrent"
-LangString inst_torrent ${LANG_ROMANIAN} "Deschideți fișierele .torrent cu qBittorrent"
+LangString inst_torrent ${LANG_ROMANIAN} "Open .torrent files with qBittorrent"
 ;LangString inst_magnet ${LANG_ENGLISH} "Open magnet links with qBittorrent"
-LangString inst_magnet ${LANG_ROMANIAN} "Deschideți linkurile magnet cu qBittorrent"
+LangString inst_magnet ${LANG_ROMANIAN} "Open magnet links with qBittorrent"
 ;LangString inst_firewall ${LANG_ENGLISH} "Add Windows Firewall rule"
-LangString inst_firewall ${LANG_ROMANIAN} "Adăugați regula Windows Firewall"
+LangString inst_firewall ${LANG_ROMANIAN} "Add Windows Firewall rule"
 ;LangString inst_pathlimit ${LANG_ENGLISH} "Disable Windows path length limit (260 character MAX_PATH limitation, requires Windows 10 1607 or later)"
-LangString inst_pathlimit ${LANG_ROMANIAN} "Dezactivați limita de lungime a căii Windows (260 de caractere limită MAX_PATH, necesită Windows 10 1607 sau o versiune ulterioară)"
+LangString inst_pathlimit ${LANG_ROMANIAN} "Disable Windows path length limit (260 character MAX_PATH limitation, requires Windows 10 1607 or later)"
 ;LangString inst_firewallinfo ${LANG_ENGLISH} "Adding Windows Firewall rule"
-LangString inst_firewallinfo ${LANG_ROMANIAN} "Adăugarea regulii Windows Firewall"
+LangString inst_firewallinfo ${LANG_ROMANIAN} "Adding Windows Firewall rule"
 ;LangString inst_warning ${LANG_ENGLISH} "qBittorrent is running. Please close the application before installing."
-LangString inst_warning ${LANG_ROMANIAN} "qBittorrent rulează. Vă rugăm să închideți aplicația înainte de instalare."
+LangString inst_warning ${LANG_ROMANIAN} "qBittorrent is running. Please close the application before installing."
 ;LangString inst_uninstall_question ${LANG_ENGLISH} "Current version will be uninstalled. User settings and torrents will remain intact."
-LangString inst_uninstall_question ${LANG_ROMANIAN} "Versiunea actuală va fi dezinstalată. Setările utilizatorului și torrentele vor rămâne intacte."
+LangString inst_uninstall_question ${LANG_ROMANIAN} "Current version will be uninstalled. User settings and torrents will remain intact."
 ;LangString inst_unist ${LANG_ENGLISH} "Uninstalling previous version."
-LangString inst_unist ${LANG_ROMANIAN} "Se dezinstalează versiunea anterioară."
+LangString inst_unist ${LANG_ROMANIAN} "Uninstalling previous version."
 ;LangString launch_qbt ${LANG_ENGLISH} "Launch qBittorrent."
-LangString launch_qbt ${LANG_ROMANIAN} "Lansați qBittorrent."
+LangString launch_qbt ${LANG_ROMANIAN} "Launch qBittorrent."
 ;LangString inst_requires_64bit ${LANG_ENGLISH} "This installer works only in 64-bit Windows versions."
-LangString inst_requires_64bit ${LANG_ROMANIAN} "Acest program de instalare funcționează doar pe versiunile Windows pe 64 de biți."
+LangString inst_requires_64bit ${LANG_ROMANIAN} "This installer works only in 64-bit Windows versions."
 ;LangString inst_requires_win7 ${LANG_ENGLISH} "This qBittorrent version requires at least Windows 7."
-LangString inst_requires_win7 ${LANG_ROMANIAN} "Această versiune de qBittorrent necesită cel puțin Windows 7."
+LangString inst_requires_win7 ${LANG_ROMANIAN} "This qBittorrent version requires at least Windows 7."
 ;LangString inst_requires_win10 ${LANG_ENGLISH} "This installer requires at least Windows 10 1809."
-LangString inst_requires_win10 ${LANG_ROMANIAN}  "Acest program de instalare necesită cel puțin Windows 10 1809."
+LangString inst_requires_win10 ${LANG_ROMANIAN}  "This installer requires at least Windows 10 1809."
 ;LangString inst_uninstall_link_description ${LANG_ENGLISH} "Uninstall qBittorrent"
-LangString inst_uninstall_link_description ${LANG_ROMANIAN} "Dezinstalați qBittorrent"
+LangString inst_uninstall_link_description ${LANG_ROMANIAN} "Uninstall qBittorrent"
 
 ;------------------------------------
 ;Uninstaller strings
 
 ;LangString remove_files ${LANG_ENGLISH} "Remove files"
-LangString remove_files ${LANG_ROMANIAN} "Eliminați fișierele"
+LangString remove_files ${LANG_ROMANIAN} "Remove files"
 ;LangString remove_shortcuts ${LANG_ENGLISH} "Remove shortcuts"
-LangString remove_shortcuts ${LANG_ROMANIAN} "Eliminați comenzile rapide"
+LangString remove_shortcuts ${LANG_ROMANIAN} "Remove shortcuts"
 ;LangString remove_associations ${LANG_ENGLISH} "Remove file associations"
-LangString remove_associations ${LANG_ROMANIAN} "Eliminați asocierile de fișiere"
+LangString remove_associations ${LANG_ROMANIAN} "Remove file associations"
 ;LangString remove_registry ${LANG_ENGLISH} "Remove registry keys"
-LangString remove_registry ${LANG_ROMANIAN} "Eliminați cheile din registru"
+LangString remove_registry ${LANG_ROMANIAN} "Remove registry keys"
 ;LangString remove_conf ${LANG_ENGLISH} "Remove configuration files"
-LangString remove_conf ${LANG_ROMANIAN} "Eliminați fișierele de configurare"
+LangString remove_conf ${LANG_ROMANIAN} "Remove configuration files"
 ;LangString remove_firewall ${LANG_ENGLISH} "Remove Windows Firewall rule"
-LangString remove_firewall ${LANG_ROMANIAN} "Eliminați regula Windows Firewall"
+LangString remove_firewall ${LANG_ROMANIAN} "Remove Windows Firewall rule"
 ;LangString remove_firewallinfo ${LANG_ENGLISH} "Removing Windows Firewall rule"
-LangString remove_firewallinfo ${LANG_ROMANIAN} "Se elimină regula Windows Firewall"
+LangString remove_firewallinfo ${LANG_ROMANIAN} "Removing Windows Firewall rule"
 ;LangString remove_cache ${LANG_ENGLISH} "Remove torrents and cached data"
-LangString remove_cache ${LANG_ROMANIAN} "Eliminați torrentele și datele din cache"
+LangString remove_cache ${LANG_ROMANIAN} "Remove torrents and cached data"
 ;LangString uninst_warning ${LANG_ENGLISH} "qBittorrent is running. Please close the application before uninstalling."
-LangString uninst_warning ${LANG_ROMANIAN} "qBittorrent rulează. Vă rugăm să închideți aplicația înainte de a o dezinstala."
+LangString uninst_warning ${LANG_ROMANIAN} "qBittorrent is running. Please close the application before uninstalling."
 ;LangString uninst_tor_warn ${LANG_ENGLISH} "Not removing .torrent association. It is associated with:"
-LangString uninst_tor_warn ${LANG_ROMANIAN} "Nu se elimină asocierea .torrent. Este asociat cu:"
+LangString uninst_tor_warn ${LANG_ROMANIAN} "Not removing .torrent association. It is associated with:"
 ;LangString uninst_mag_warn ${LANG_ENGLISH} "Not removing magnet association. It is associated with:"
-LangString uninst_mag_warn ${LANG_ROMANIAN} "Nu se elimină asocierea magnet. Este asociat cu:"
+LangString uninst_mag_warn ${LANG_ROMANIAN} "Not removing magnet association. It is associated with:"

doc/qbittorrent-nox.1

@@ -42,6 +42,6 @@ number.
 8080).
 .SH BUGS
 .PP
-If you find a bug, please report it at http://bugs.qbittorrent.org
+If you find a bug, please report it at https://bugs.qbittorrent.org
 .SH AUTHORS
 Christophe Dumez <chris@qbittorrent.org>.

doc/qbittorrent-nox.1.md

@@ -38,4 +38,4 @@ the default account user name is "admin" with "adminadmin" as a password.
 
 
 # BUGS
-If you find a bug, please report it at http://bugs.qbittorrent.org
+If you find a bug, please report it at https://bugs.qbittorrent.org

doc/qbittorrent.1

@@ -36,6 +36,6 @@ number.
 8080).
 .SH BUGS
 .PP
-If you find a bug, please report it at http://bugs.qbittorrent.org
+If you find a bug, please report it at https://bugs.qbittorrent.org
 .SH AUTHORS
 Christophe Dumez <chris@qbittorrent.org>.

doc/qbittorrent.1.md

@@ -33,4 +33,4 @@ FAST extension (mainline) and PeX support (utorrent compatible).
 
 
 # BUGS
-If you find a bug, please report it at http://bugs.qbittorrent.org
+If you find a bug, please report it at https://bugs.qbittorrent.org

src/app/application.cpp

@@ -97,6 +97,7 @@
 #include "gui/shutdownconfirmdialog.h"
 #include "gui/uithememanager.h"
 #include "gui/utils.h"
+#include "gui/windowstate.h"
 #endif // DISABLE_GUI
 
 #ifndef DISABLE_WEBUI
@@ -107,12 +108,12 @@ namespace
 {
 #define SETTINGS_KEY(name) u"Application/" name
 #define FILELOGGER_SETTINGS_KEY(name) (SETTINGS_KEY(u"FileLogger/") name)
-#define NOTIFICATIONS_SETTINGS_KEY(name) (SETTINGS_KEY(u"GUI/Notifications/"_qs) name)
+#define NOTIFICATIONS_SETTINGS_KEY(name) (SETTINGS_KEY(u"GUI/Notifications/"_s) name)
 
-    const QString LOG_FOLDER = u"logs"_qs;
+    const QString LOG_FOLDER = u"logs"_s;
     const QChar PARAMS_SEPARATOR = u'|';
 
-    const Path DEFAULT_PORTABLE_MODE_PROFILE_DIR {u"profile"_qs};
+    const Path DEFAULT_PORTABLE_MODE_PROFILE_DIR {u"profile"_s};
 
     const int MIN_FILELOG_SIZE = 1024; // 1KiB
     const int MAX_FILELOG_SIZE = 1000 * 1024 * 1024; // 1000MiB
@@ -121,34 +122,132 @@ namespace
 #ifndef DISABLE_GUI
     const int PIXMAP_CACHE_SIZE = 64 * 1024 * 1024;  // 64MiB
 #endif
+
+    QString serializeParams(const QBtCommandLineParameters &params)
+    {
+        QStringList result;
+        // Because we're passing a string list to the currently running
+        // qBittorrent process, we need some way of passing along the options
+        // the user has specified. Here we place special strings that are
+        // almost certainly not going to collide with a file path or URL
+        // specified by the user, and placing them at the beginning of the
+        // string list so that they will be processed before the list of
+        // torrent paths or URLs.
+
+        const BitTorrent::AddTorrentParams &addTorrentParams = params.addTorrentParams;
+
+        if (!addTorrentParams.savePath.isEmpty())
+            result.append(u"@savePath=" + addTorrentParams.savePath.data());
+
+        if (addTorrentParams.addPaused.has_value())
+            result.append(*addTorrentParams.addPaused ? u"@addPaused=1"_s : u"@addPaused=0"_s);
+
+        if (addTorrentParams.skipChecking)
+            result.append(u"@skipChecking"_s);
+
+        if (!addTorrentParams.category.isEmpty())
+            result.append(u"@category=" + addTorrentParams.category);
+
+        if (addTorrentParams.sequential)
+            result.append(u"@sequential"_s);
+
+        if (addTorrentParams.firstLastPiecePriority)
+            result.append(u"@firstLastPiecePriority"_s);
+
+        if (params.skipDialog.has_value())
+            result.append(*params.skipDialog ? u"@skipDialog=1"_s : u"@skipDialog=0"_s);
+
+        result += params.torrentSources;
+
+        return result.join(PARAMS_SEPARATOR);
+    }
+
+    QBtCommandLineParameters parseParams(const QString &str)
+    {
+        QBtCommandLineParameters parsedParams;
+        BitTorrent::AddTorrentParams &addTorrentParams = parsedParams.addTorrentParams;
+
+        for (QString param : asConst(str.split(PARAMS_SEPARATOR, Qt::SkipEmptyParts)))
+        {
+            param = param.trimmed();
+
+            // Process strings indicating options specified by the user.
+
+            if (param.startsWith(u"@savePath="))
+            {
+                addTorrentParams.savePath = Path(param.mid(10));
+                continue;
+            }
+
+            if (param.startsWith(u"@addPaused="))
+            {
+                addTorrentParams.addPaused = (QStringView(param).mid(11).toInt() != 0);
+                continue;
+            }
+
+            if (param == u"@skipChecking")
+            {
+                addTorrentParams.skipChecking = true;
+                continue;
+            }
+
+            if (param.startsWith(u"@category="))
+            {
+                addTorrentParams.category = param.mid(10);
+                continue;
+            }
+
+            if (param == u"@sequential")
+            {
+                addTorrentParams.sequential = true;
+                continue;
+            }
+
+            if (param == u"@firstLastPiecePriority")
+            {
+                addTorrentParams.firstLastPiecePriority = true;
+                continue;
+            }
+
+            if (param.startsWith(u"@skipDialog="))
+            {
+                parsedParams.skipDialog = (QStringView(param).mid(12).toInt() != 0);
+                continue;
+            }
+
+            parsedParams.torrentSources.append(param);
+        }
+
+        return parsedParams;
+    }
 }
 
 Application::Application(int &argc, char **argv)
     : BaseApplication(argc, argv)
-    , m_shutdownAct(ShutdownDialogAction::Exit)
-    , m_commandLineArgs(parseCommandLine(this->arguments()))
-    , m_storeFileLoggerEnabled(FILELOGGER_SETTINGS_KEY(u"Enabled"_qs))
-    , m_storeFileLoggerBackup(FILELOGGER_SETTINGS_KEY(u"Backup"_qs))
-    , m_storeFileLoggerDeleteOld(FILELOGGER_SETTINGS_KEY(u"DeleteOld"_qs))
-    , m_storeFileLoggerMaxSize(FILELOGGER_SETTINGS_KEY(u"MaxSizeBytes"_qs))
-    , m_storeFileLoggerAge(FILELOGGER_SETTINGS_KEY(u"Age"_qs))
-    , m_storeFileLoggerAgeType(FILELOGGER_SETTINGS_KEY(u"AgeType"_qs))
-    , m_storeFileLoggerPath(FILELOGGER_SETTINGS_KEY(u"Path"_qs))
-    , m_storeMemoryWorkingSetLimit(SETTINGS_KEY(u"MemoryWorkingSetLimit"_qs))
+    , m_commandLineArgs(parseCommandLine(Application::arguments()))
+    , m_storeFileLoggerEnabled(FILELOGGER_SETTINGS_KEY(u"Enabled"_s))
+    , m_storeFileLoggerBackup(FILELOGGER_SETTINGS_KEY(u"Backup"_s))
+    , m_storeFileLoggerDeleteOld(FILELOGGER_SETTINGS_KEY(u"DeleteOld"_s))
+    , m_storeFileLoggerMaxSize(FILELOGGER_SETTINGS_KEY(u"MaxSizeBytes"_s))
+    , m_storeFileLoggerAge(FILELOGGER_SETTINGS_KEY(u"Age"_s))
+    , m_storeFileLoggerAgeType(FILELOGGER_SETTINGS_KEY(u"AgeType"_s))
+    , m_storeFileLoggerPath(FILELOGGER_SETTINGS_KEY(u"Path"_s))
+    , m_storeMemoryWorkingSetLimit(SETTINGS_KEY(u"MemoryWorkingSetLimit"_s))
 #ifdef Q_OS_WIN
-    , m_processMemoryPriority(SETTINGS_KEY(u"ProcessMemoryPriority"_qs))
+    , m_processMemoryPriority(SETTINGS_KEY(u"ProcessMemoryPriority"_s))
 #endif
 #ifndef DISABLE_GUI
-    , m_storeNotificationTorrentAdded(NOTIFICATIONS_SETTINGS_KEY(u"TorrentAdded"_qs))
+    , m_startUpWindowState(u"GUI/StartUpWindowState"_s)
+    , m_storeNotificationTorrentAdded(NOTIFICATIONS_SETTINGS_KEY(u"TorrentAdded"_s))
 #endif
 {
     qRegisterMetaType<Log::Msg>("Log::Msg");
     qRegisterMetaType<Log::Peer>("Log::Peer");
 
-    setApplicationName(u"qBittorrent"_qs);
-    setOrganizationDomain(u"qbittorrent.org"_qs);
+    setApplicationName(u"qBittorrent"_s);
+    setOrganizationDomain(u"qbittorrent.org"_s);
 #if !defined(DISABLE_GUI)
-    setDesktopFileName(u"org.qbittorrent.qBittorrent"_qs);
+    setDesktopFileName(u"org.qbittorrent.qBittorrent"_s);
 #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
     setAttribute(Qt::AA_UseHighDpiPixmaps, true);  // opt-in to the high DPI pixmap support
 #endif
@@ -176,7 +275,7 @@ Application::Application(int &argc, char **argv)
     if (!firstTimeUser)
     {
         if (!upgrade())
-            throw RuntimeError(u"Failed migration of old settings"_qs); // Not translatable. Translation isn't configured yet.
+            throw RuntimeError(u"Failed migration of old settings"_s); // Not translatable. Translation isn't configured yet.
         handleChangedDefaults(DefaultPreferencesMode::Legacy);
     }
     else
@@ -197,7 +296,7 @@ Application::Application(int &argc, char **argv)
     {
         LogMsg(tr("Running in portable mode. Auto detected profile folder at: %1").arg(profileDir.toString()));
         if (m_commandLineArgs.relativeFastresumePaths)
-            LogMsg(tr("Redundant command line flag detected: \"%1\". Portable mode implies relative fastresume.").arg(u"--relative-fastresume"_qs), Log::WARNING); // to avoid translating the `--relative-fastresume` string
+            LogMsg(tr("Redundant command line flag detected: \"%1\". Portable mode implies relative fastresume.").arg(u"--relative-fastresume"_s), Log::WARNING); // to avoid translating the `--relative-fastresume` string
     }
     else
     {
@@ -212,7 +311,7 @@ Application::Application(int &argc, char **argv)
 
     if (m_commandLineArgs.torrentingPort > 0) // it will be -1 when user did not set any value
     {
-        SettingValue<int> port {u"BitTorrent/Session/Port"_qs};
+        SettingValue<int> port {u"BitTorrent/Session/Port"_s};
         port = m_commandLineArgs.torrentingPort;
     }
 }
@@ -235,6 +334,16 @@ MainWindow *Application::mainWindow()
     return m_window;
 }
 
+WindowState Application::startUpWindowState() const
+{
+    return m_startUpWindowState;
+}
+
+void Application::setStartUpWindowState(const WindowState windowState)
+{
+    m_startUpWindowState = windowState;
+}
+
 bool Application::isTorrentAddedNotificationsEnabled() const
 {
     return m_storeNotificationTorrentAdded;
@@ -378,7 +487,7 @@ void Application::processMessage(const QString &message)
     }
 #endif
 
-    const AddTorrentParams params = parseParams(message.split(PARAMS_SEPARATOR, Qt::SkipEmptyParts));
+    const QBtCommandLineParameters params = parseParams(message);
     // If Application is not allowed to process params immediately
     // (i.e., other components are not ready) store params
     if (m_isProcessingParamsAllowed)
@@ -414,13 +523,13 @@ void Application::runExternalProgram(const QString &programTemplate, const BitTo
                 str.replace(i, 2, torrent->contentPath().toString());
                 break;
             case u'G':
-                str.replace(i, 2, torrent->tags().join(u","_qs));
+                str.replace(i, 2, torrent->tags().join(u","_s));
                 break;
             case u'I':
-                str.replace(i, 2, (torrent->infoHash().v1().isValid() ? torrent->infoHash().v1().toString() : u"-"_qs));
+                str.replace(i, 2, (torrent->infoHash().v1().isValid() ? torrent->infoHash().v1().toString() : u"-"_s));
                 break;
             case u'J':
-                str.replace(i, 2, (torrent->infoHash().v2().isValid() ? torrent->infoHash().v2().toString() : u"-"_qs));
+                str.replace(i, 2, (torrent->infoHash().v2().isValid() ? torrent->infoHash().v2().toString() : u"-"_s));
                 break;
             case u'K':
                 str.replace(i, 2, torrent->id().toString());
@@ -626,71 +735,12 @@ void Application::allTorrentsFinished()
     exit();
 }
 
-bool Application::sendParams(const QStringList &params)
+bool Application::callMainInstance()
 {
-    return m_instanceManager->sendMessage(params.join(PARAMS_SEPARATOR));
+    return m_instanceManager->sendMessage(serializeParams(commandLineArgs()));
 }
 
-Application::AddTorrentParams Application::parseParams(const QStringList &params) const
-{
-    AddTorrentParams parsedParams;
-    BitTorrent::AddTorrentParams &torrentParams = parsedParams.torrentParams;
-
-    for (QString param : params)
-    {
-        param = param.trimmed();
-
-        // Process strings indicating options specified by the user.
-
-        if (param.startsWith(u"@savePath="))
-        {
-            torrentParams.savePath = Path(param.mid(10));
-            continue;
-        }
-
-        if (param.startsWith(u"@addPaused="))
-        {
-            torrentParams.addPaused = (QStringView(param).mid(11).toInt() != 0);
-            continue;
-        }
-
-        if (param == u"@skipChecking")
-        {
-            torrentParams.skipChecking = true;
-            continue;
-        }
-
-        if (param.startsWith(u"@category="))
-        {
-            torrentParams.category = param.mid(10);
-            continue;
-        }
-
-        if (param == u"@sequential")
-        {
-            torrentParams.sequential = true;
-            continue;
-        }
-
-        if (param == u"@firstLastPiecePriority")
-        {
-            torrentParams.firstLastPiecePriority = true;
-            continue;
-        }
-
-        if (param.startsWith(u"@skipDialog="))
-        {
-            parsedParams.skipTorrentDialog = (QStringView(param).mid(12).toInt() != 0);
-            continue;
-        }
-
-        parsedParams.torrentSources.append(param);
-    }
-
-    return parsedParams;
-}
-
-void Application::processParams(const AddTorrentParams &params)
+void Application::processParams(const QBtCommandLineParameters &params)
 {
 #ifndef DISABLE_GUI
     // There are two circumstances in which we want to show the torrent
@@ -698,21 +748,21 @@ void Application::processParams(const AddTorrentParams &params)
     // be shown and skipTorrentDialog is undefined. The other is when
     // skipTorrentDialog is false, meaning that the application setting
     // should be overridden.
-    const bool showDialogForThisTorrent = !params.skipTorrentDialog.value_or(!AddNewTorrentDialog::isEnabled());
-    if (showDialogForThisTorrent)
+    const bool showDialog = !params.skipDialog.value_or(!AddNewTorrentDialog::isEnabled());
+    if (showDialog)
     {
         for (const QString &torrentSource : params.torrentSources)
-            AddNewTorrentDialog::show(torrentSource, params.torrentParams, m_window);
+            AddNewTorrentDialog::show(torrentSource, params.addTorrentParams, m_window);
     }
     else
 #endif
     {
         for (const QString &torrentSource : params.torrentSources)
-            BitTorrent::Session::instance()->addTorrent(torrentSource, params.torrentParams);
+            BitTorrent::Session::instance()->addTorrent(torrentSource, params.addTorrentParams);
     }
 }
 
-int Application::exec(const QStringList &params)
+int Application::exec()
 try
 {
 #if !defined(DISABLE_WEBUI) && defined(DISABLE_GUI)
@@ -742,7 +792,7 @@ try
 #ifndef Q_OS_MACOS
     auto *desktopIntegrationMenu = new QMenu;
     auto *actionExit = new QAction(tr("E&xit"), desktopIntegrationMenu);
-    actionExit->setIcon(UIThemeManager::instance()->getIcon(u"application-exit"_qs));
+    actionExit->setIcon(UIThemeManager::instance()->getIcon(u"application-exit"_s));
     actionExit->setMenuRole(QAction::QuitRole);
     actionExit->setShortcut(Qt::CTRL | Qt::Key_Q);
     connect(actionExit, &QAction::triggered, this, []
@@ -752,11 +802,8 @@ try
     desktopIntegrationMenu->addAction(actionExit);
 
     m_desktopIntegration->setMenu(desktopIntegrationMenu);
-#endif
 
-    const auto *pref = Preferences::instance();
-#ifndef Q_OS_MACOS
-    const bool isHidden = m_desktopIntegration->isActive() && pref->startMinimized() && pref->minimizeToTray();
+    const bool isHidden = m_desktopIntegration->isActive() && (startUpWindowState() == WindowState::Hidden);
 #else
     const bool isHidden = false;
 #endif
@@ -766,7 +813,7 @@ try
         createStartupProgressDialog();
         // Add a small delay to avoid "flashing" the progress dialog in case there are not many torrents to restore.
         m_startupProgressDialog->setMinimumDuration(1000);
-        if (pref->startMinimized())
+        if (startUpWindowState() != WindowState::Normal)
             m_startupProgressDialog->setWindowState(Qt::WindowMinimized);
     }
     else
@@ -819,8 +866,14 @@ try
         });
 
         disconnect(m_desktopIntegration, &DesktopIntegration::activationRequested, this, &Application::createStartupProgressDialog);
-        const MainWindow::State windowState = (!m_startupProgressDialog || (m_startupProgressDialog->windowState() & Qt::WindowMinimized))
-                ? MainWindow::Minimized : MainWindow::Normal;
+#ifndef Q_OS_MACOS
+        const WindowState windowState = !m_startupProgressDialog ? WindowState::Hidden
+                : (m_startupProgressDialog->windowState() & Qt::WindowMinimized) ? WindowState::Minimized
+                        : WindowState::Normal;
+#else
+        const WindowState windowState = (m_startupProgressDialog->windowState() & Qt::WindowMinimized)
+                ? WindowState::Minimized : WindowState::Normal;
+#endif
         m_window = new MainWindow(this, windowState);
         delete m_startupProgressDialog;
 #ifdef Q_OS_WIN
@@ -851,16 +904,16 @@ try
 
         const Preferences *pref = Preferences::instance();
 
-        const auto scheme = pref->isWebUiHttpsEnabled() ? u"https"_qs : u"http"_qs;
-        const auto url = u"%1://localhost:%2\n"_qs.arg(scheme, QString::number(pref->getWebUiPort()));
-        const QString mesg = u"\n******** %1 ********\n"_qs.arg(tr("Information"))
+        const auto scheme = pref->isWebUiHttpsEnabled() ? u"https"_s : u"http"_s;
+        const auto url = u"%1://localhost:%2\n"_s.arg(scheme, QString::number(pref->getWebUiPort()));
+        const QString mesg = u"\n******** %1 ********\n"_s.arg(tr("Information"))
                 + tr("To control qBittorrent, access the WebUI at: %1").arg(url);
         printf("%s\n", qUtf8Printable(mesg));
 
         if (pref->getWebUIPassword() == QByteArrayLiteral("ARQ77eY1NUZaQsuDHbIMCA==:0WMRkYTUWVT9wVvdDtHAjU9b3b7uB8NR1Gur2hmQCvCDpm39Q+PsJRJPaCU51dEiz+dTzh8qbPsL8WkFljQYFQ=="))
         {
             const QString warning = tr("The Web UI administrator username is: %1").arg(pref->getWebUiUsername()) + u'\n'
-                    + tr("The Web UI administrator password has not been changed from the default: %1").arg(u"adminadmin"_qs) + u'\n'
+                    + tr("The Web UI administrator password has not been changed from the default: %1").arg(u"adminadmin"_s) + u'\n'
                     + tr("This is a security risk, please change your password in program preferences.") + u'\n';
             printf("%s", qUtf8Printable(warning));
         }
@@ -868,13 +921,14 @@ try
 #endif // DISABLE_WEBUI
 
         m_isProcessingParamsAllowed = true;
-        for (const AddTorrentParams &params : m_paramsQueue)
+        for (const QBtCommandLineParameters &params : m_paramsQueue)
             processParams(params);
         m_paramsQueue.clear();
     });
 
-    if (!params.isEmpty())
-        m_paramsQueue.append(parseParams(params));
+    const QBtCommandLineParameters params = commandLineArgs();
+    if (!params.torrentSources.isEmpty())
+        m_paramsQueue.append(params);
 
     return BaseApplication::exec();
 }
@@ -960,7 +1014,8 @@ bool Application::event(QEvent *ev)
             path = static_cast<QFileOpenEvent *>(ev)->url().toString();
         qDebug("Received a mac file open event: %s", qUtf8Printable(path));
 
-        const AddTorrentParams params = parseParams({path});
+        QBtCommandLineParameters params;
+        params.torrentSources.append(path);
         // If Application is not allowed to process params immediately
         // (i.e., other components are not ready) store params
         if (m_isProcessingParamsAllowed)
@@ -1067,7 +1122,22 @@ void Application::applyMemoryWorkingSetLimit() const
     if (::getrlimit(RLIMIT_RSS, &limit) != 0)
         return;
 
-    limit.rlim_cur = memoryWorkingSetLimit() * MiB;
+    const size_t newSize = memoryWorkingSetLimit() * MiB;
+    if (newSize > limit.rlim_max)
+    {
+        // try to raise the hard limit
+        rlimit newLimit = limit;
+        newLimit.rlim_max = newSize;
+        if (::setrlimit(RLIMIT_RSS, &newLimit) != 0)
+        {
+            const auto message = QString::fromLocal8Bit(strerror(errno));
+            LogMsg(tr("Failed to set physical memory (RAM) usage hard limit. Requested size: %1. System hard limit: %2. Error code: %3. Error message: \"%4\"")
+                .arg(QString::number(newSize), QString::number(limit.rlim_max), QString::number(errno), message), Log::WARNING);
+            return;
+        }
+    }
+
+    limit.rlim_cur = newSize;
     if (::setrlimit(RLIMIT_RSS, &limit) != 0)
     {
         const auto message = QString::fromLocal8Bit(strerror(errno));
@@ -1095,12 +1165,12 @@ void Application::setProcessMemoryPriority(const MemoryPriority priority)
 void Application::applyMemoryPriority() const
 {
     using SETPROCESSINFORMATION = BOOL (WINAPI *)(HANDLE, PROCESS_INFORMATION_CLASS, LPVOID, DWORD);
-    const auto setProcessInformation = Utils::Misc::loadWinAPI<SETPROCESSINFORMATION>(u"Kernel32.dll"_qs, "SetProcessInformation");
+    const auto setProcessInformation = Utils::Misc::loadWinAPI<SETPROCESSINFORMATION>(u"Kernel32.dll"_s, "SetProcessInformation");
     if (!setProcessInformation)  // only available on Windows >= 8
         return;
 
     using SETTHREADINFORMATION = BOOL (WINAPI *)(HANDLE, THREAD_INFORMATION_CLASS, LPVOID, DWORD);
-    const auto setThreadInformation = Utils::Misc::loadWinAPI<SETTHREADINFORMATION>(u"Kernel32.dll"_qs, "SetThreadInformation");
+    const auto setThreadInformation = Utils::Misc::loadWinAPI<SETTHREADINFORMATION>(u"Kernel32.dll"_s, "SetThreadInformation");
     if (!setThreadInformation)  // only available on Windows >= 8
         return;
 

src/app/application.h

@@ -96,10 +96,10 @@ public:
     Application(int &argc, char **argv);
     ~Application() override;
 
-    int exec(const QStringList &params);
+    int exec();
 
     bool isRunning();
-    bool sendParams(const QStringList &params);
+    bool callMainInstance();
     const QBtCommandLineParameters &commandLineArgs() const;
 
     // FileLogger properties
@@ -130,6 +130,9 @@ public:
     DesktopIntegration *desktopIntegration() override;
     MainWindow *mainWindow() override;
 
+    WindowState startUpWindowState() const override;
+    void setStartUpWindowState(WindowState windowState) override;
+
     bool isTorrentAddedNotificationsEnabled() const override;
     void setTorrentAddedNotificationsEnabled(bool value) override;
 #endif
@@ -146,16 +149,8 @@ private slots:
 #endif
 
 private:
-    struct AddTorrentParams
-    {
-        QStringList torrentSources;
-        BitTorrent::AddTorrentParams torrentParams;
-        std::optional<bool> skipTorrentDialog;
-    };
-
     void initializeTranslation();
-    AddTorrentParams parseParams(const QStringList &params) const;
-    void processParams(const AddTorrentParams &params);
+    void processParams(const QBtCommandLineParameters &params);
     void runExternalProgram(const QString &programTemplate, const BitTorrent::Torrent *torrent) const;
     void sendNotificationEmail(const BitTorrent::Torrent *torrent);
 
@@ -178,7 +173,7 @@ private:
     ApplicationInstanceManager *m_instanceManager = nullptr;
     QAtomicInt m_isCleanupRun;
     bool m_isProcessingParamsAllowed = false;
-    ShutdownDialogAction m_shutdownAct;
+    ShutdownDialogAction m_shutdownAct = ShutdownDialogAction::Exit;
     QBtCommandLineParameters m_commandLineArgs;
 
     // FileLog
@@ -187,7 +182,7 @@ private:
     QTranslator m_qtTranslator;
     QTranslator m_translator;
 
-    QList<AddTorrentParams> m_paramsQueue;
+    QList<QBtCommandLineParameters> m_paramsQueue;
 
     SettingValue<bool> m_storeFileLoggerEnabled;
     SettingValue<bool> m_storeFileLoggerBackup;
@@ -203,6 +198,7 @@ private:
 #endif
 
 #ifndef DISABLE_GUI
+    SettingValue<WindowState> m_startUpWindowState;
     SettingValue<bool> m_storeNotificationTorrentAdded;
 
     DesktopIntegration *m_desktopIntegration = nullptr;

src/app/cmdoptions.cpp

@@ -32,6 +32,7 @@
 
 #include <cstdio>
 
+#include <QCoreApplication>
 #include <QDebug>
 #include <QFileInfo>
 #include <QProcessEnvironment>
@@ -151,16 +152,16 @@ namespace
         {
             QStringList parts = arg.split(u'=');
             if (parts.size() == 2)
-                return Utils::String::unquote(parts[1], u"'\""_qs);
-            throw CommandLineParameterError(QObject::tr("Parameter '%1' must follow syntax '%1=%2'",
+                return Utils::String::unquote(parts[1], u"'\""_s);
+            throw CommandLineParameterError(QCoreApplication::translate("CMD Options", "Parameter '%1' must follow syntax '%1=%2'",
                                                         "e.g. Parameter '--webui-port' must follow syntax '--webui-port=value'")
-                                            .arg(fullParameter(), u"<value>"_qs));
+                                            .arg(fullParameter(), u"<value>"_s));
         }
 
         QString value(const QProcessEnvironment &env, const QString &defaultValue = {}) const
         {
             QString val = env.value(envVarName());
-            return val.isEmpty() ? defaultValue : Utils::String::unquote(val, u"'\""_qs);
+            return val.isEmpty() ? defaultValue : Utils::String::unquote(val, u"'\""_s);
         }
 
         QString usage(const QString &valueName) const
@@ -198,13 +199,15 @@ namespace
 
         int value(const QString &arg) const
         {
-            QString val = StringOption::value(arg);
+            const QString val = StringOption::value(arg);
             bool ok = false;
-            int res = val.toInt(&ok);
+            const int res = val.toInt(&ok);
             if (!ok)
-                throw CommandLineParameterError(QObject::tr("Parameter '%1' must follow syntax '%1=%2'",
+            {
+                throw CommandLineParameterError(QCoreApplication::translate("CMD Options", "Parameter '%1' must follow syntax '%1=%2'",
                                                             "e.g. Parameter '--webui-port' must follow syntax '--webui-port=<value>'")
-                                                .arg(fullParameter(), u"<integer value>"_qs));
+                                                .arg(fullParameter(), u"<integer value>"_s));
+            }
             return res;
         }
 
@@ -217,7 +220,7 @@ namespace
             int res = val.toInt(&ok);
             if (!ok)
             {
-                qDebug() << QObject::tr("Expected integer number in environment variable '%1', but got '%2'")
+                qDebug() << QCoreApplication::translate("CMD Options", "Expected integer number in environment variable '%1', but got '%2'")
                     .arg(envVarName(), val);
                 return defaultValue;
             }
@@ -273,15 +276,15 @@ namespace
                 }
             }
 
-            throw CommandLineParameterError(QObject::tr("Parameter '%1' must follow syntax '%1=%2'",
+            throw CommandLineParameterError(QCoreApplication::translate("CMD Options", "Parameter '%1' must follow syntax '%1=%2'",
                                                         "e.g. Parameter '--add-paused' must follow syntax "
                                                         "'--add-paused=<true|false>'")
-                                            .arg(fullParameter(), u"<true|false>"_qs));
+                                            .arg(fullParameter(), u"<true|false>"_s));
         }
 
         std::optional<bool> value(const QProcessEnvironment &env) const
         {
-            const QString val = env.value(envVarName(), u"-1"_qs);
+            const QString val = env.value(envVarName(), u"-1"_s);
 
             if (val.isEmpty())
             {
@@ -300,8 +303,8 @@ namespace
                 return false;
             }
 
-            qDebug() << QObject::tr("Expected %1 in environment variable '%2', but got '%3'")
-                .arg(u"true|false"_qs, envVarName(), val);
+            qDebug() << QCoreApplication::translate("CMD Options", "Expected %1 in environment variable '%2', but got '%3'")
+                .arg(u"true|false"_s, envVarName(), val);
             return std::nullopt;
         }
 
@@ -340,14 +343,7 @@ namespace
 }
 
 QBtCommandLineParameters::QBtCommandLineParameters(const QProcessEnvironment &env)
-    : showHelp(false)
-    , relativeFastresumePaths(RELATIVE_FASTRESUME.value(env))
-    , skipChecking(SKIP_HASH_CHECK_OPTION.value(env))
-    , sequential(SEQUENTIAL_OPTION.value(env))
-    , firstLastPiecePriority(FIRST_AND_LAST_OPTION.value(env))
-#if !defined(Q_OS_WIN) || defined(DISABLE_GUI)
-    , showVersion(false)
-#endif
+    : relativeFastresumePaths(RELATIVE_FASTRESUME.value(env))
 #ifndef DISABLE_GUI
     , noSplash(NO_SPLASH_OPTION.value(env))
 #elif !defined(Q_OS_WIN)
@@ -355,49 +351,16 @@ QBtCommandLineParameters::QBtCommandLineParameters(const QProcessEnvironment &en
 #endif
     , webUiPort(WEBUI_PORT_OPTION.value(env, -1))
     , torrentingPort(TORRENTING_PORT_OPTION.value(env, -1))
-    , addPaused(PAUSED_OPTION.value(env))
     , skipDialog(SKIP_DIALOG_OPTION.value(env))
     , profileDir(PROFILE_OPTION.value(env))
     , configurationName(CONFIGURATION_OPTION.value(env))
-    , savePath(SAVE_PATH_OPTION.value(env))
-    , category(CATEGORY_OPTION.value(env))
 {
-}
-
-QStringList QBtCommandLineParameters::paramList() const
-{
-    QStringList result;
-    // Because we're passing a string list to the currently running
-    // qBittorrent process, we need some way of passing along the options
-    // the user has specified. Here we place special strings that are
-    // almost certainly not going to collide with a file path or URL
-    // specified by the user, and placing them at the beginning of the
-    // string list so that they will be processed before the list of
-    // torrent paths or URLs.
-
-    if (!savePath.isEmpty())
-        result.append(u"@savePath=" + savePath.data());
-
-    if (addPaused.has_value())
-        result.append(*addPaused ? u"@addPaused=1"_qs : u"@addPaused=0"_qs);
-
-    if (skipChecking)
-        result.append(u"@skipChecking"_qs);
-
-    if (!category.isEmpty())
-        result.append(u"@category=" + category);
-
-    if (sequential)
-        result.append(u"@sequential"_qs);
-
-    if (firstLastPiecePriority)
-        result.append(u"@firstLastPiecePriority"_qs);
-
-    if (skipDialog.has_value())
-        result.append(*skipDialog ? u"@skipDialog=1"_qs : u"@skipDialog=0"_qs);
-
-    result += torrents;
-    return result;
+    addTorrentParams.savePath = Path(SAVE_PATH_OPTION.value(env));
+    addTorrentParams.category = CATEGORY_OPTION.value(env);
+    addTorrentParams.skipChecking = SKIP_HASH_CHECK_OPTION.value(env);
+    addTorrentParams.sequential = SEQUENTIAL_OPTION.value(env);
+    addTorrentParams.firstLastPiecePriority = FIRST_AND_LAST_OPTION.value(env);
+    addTorrentParams.addPaused = PAUSED_OPTION.value(env);
 }
 
 QBtCommandLineParameters parseCommandLine(const QStringList &args)
@@ -426,16 +389,16 @@ QBtCommandLineParameters parseCommandLine(const QStringList &args)
             {
                 result.webUiPort = WEBUI_PORT_OPTION.value(arg);
                 if ((result.webUiPort < 1) || (result.webUiPort > 65535))
-                    throw CommandLineParameterError(QObject::tr("%1 must specify a valid port (1 to 65535).")
-                                                    .arg(u"--webui-port"_qs));
+                    throw CommandLineParameterError(QCoreApplication::translate("CMD Options", "%1 must specify a valid port (1 to 65535).")
+                                                    .arg(u"--webui-port"_s));
             }
             else if (arg == TORRENTING_PORT_OPTION)
             {
                 result.torrentingPort = TORRENTING_PORT_OPTION.value(arg);
                 if ((result.torrentingPort < 1) || (result.torrentingPort > 65535))
                 {
-                    throw CommandLineParameterError(QObject::tr("%1 must specify a valid port (1 to 65535).")
-                                                    .arg(u"--torrenting-port"_qs));
+                    throw CommandLineParameterError(QCoreApplication::translate("CMD Options", "%1 must specify a valid port (1 to 65535).")
+                                                    .arg(u"--torrenting-port"_s));
                 }
             }
 #ifndef DISABLE_GUI
@@ -463,27 +426,27 @@ QBtCommandLineParameters parseCommandLine(const QStringList &args)
             }
             else if (arg == SAVE_PATH_OPTION)
             {
-                result.savePath = Path(SAVE_PATH_OPTION.value(arg));
+                result.addTorrentParams.savePath = Path(SAVE_PATH_OPTION.value(arg));
             }
             else if (arg == PAUSED_OPTION)
             {
-                result.addPaused = PAUSED_OPTION.value(arg);
+                result.addTorrentParams.addPaused = PAUSED_OPTION.value(arg);
             }
             else if (arg == SKIP_HASH_CHECK_OPTION)
             {
-                result.skipChecking = true;
+                result.addTorrentParams.skipChecking = true;
             }
             else if (arg == CATEGORY_OPTION)
             {
-                result.category = CATEGORY_OPTION.value(arg);
+                result.addTorrentParams.category = CATEGORY_OPTION.value(arg);
             }
             else if (arg == SEQUENTIAL_OPTION)
             {
-                result.sequential = true;
+                result.addTorrentParams.sequential = true;
             }
             else if (arg == FIRST_AND_LAST_OPTION)
             {
-                result.firstLastPiecePriority = true;
+                result.addTorrentParams.firstLastPiecePriority = true;
             }
             else if (arg == SKIP_DIALOG_OPTION)
             {
@@ -502,9 +465,9 @@ QBtCommandLineParameters parseCommandLine(const QStringList &args)
             torrentPath.setFile(arg);
 
             if (torrentPath.exists())
-                result.torrents += torrentPath.absoluteFilePath();
+                result.torrentSources += torrentPath.absoluteFilePath();
             else
-                result.torrents += arg;
+                result.torrentSources += arg;
         }
     }
 
@@ -537,58 +500,58 @@ QString makeUsage(const QString &prgName)
 {
     const QString indentation {USAGE_INDENTATION, u' '};
 
-    const QString text = QObject::tr("Usage:") + u'\n'
-        + indentation + prgName + u' ' + QObject::tr("[options] [(<filename> | <url>)...]") + u'\n'
+    const QString text = QCoreApplication::translate("CMD Options", "Usage:") + u'\n'
+        + indentation + prgName + u' ' + QCoreApplication::translate("CMD Options", "[options] [(<filename> | <url>)...]") + u'\n'
 
-        + QObject::tr("Options:") + u'\n'
+        + QCoreApplication::translate("CMD Options", "Options:") + u'\n'
 #if !defined(Q_OS_WIN) || defined(DISABLE_GUI)
-        + SHOW_VERSION_OPTION.usage() + wrapText(QObject::tr("Display program version and exit")) + u'\n'
+        + SHOW_VERSION_OPTION.usage() + wrapText(QCoreApplication::translate("CMD Options", "Display program version and exit")) + u'\n'
 #endif
-        + SHOW_HELP_OPTION.usage() + wrapText(QObject::tr("Display this help message and exit")) + u'\n'
-        + WEBUI_PORT_OPTION.usage(QObject::tr("port"))
-        + wrapText(QObject::tr("Change the Web UI port"))
+        + SHOW_HELP_OPTION.usage() + wrapText(QCoreApplication::translate("CMD Options", "Display this help message and exit")) + u'\n'
+        + WEBUI_PORT_OPTION.usage(QCoreApplication::translate("CMD Options", "port"))
+        + wrapText(QCoreApplication::translate("CMD Options", "Change the Web UI port"))
         + u'\n'
-        + TORRENTING_PORT_OPTION.usage(QObject::tr("port"))
-        + wrapText(QObject::tr("Change the torrenting port"))
+        + TORRENTING_PORT_OPTION.usage(QCoreApplication::translate("CMD Options", "port"))
+        + wrapText(QCoreApplication::translate("CMD Options", "Change the torrenting port"))
         + u'\n'
 #ifndef DISABLE_GUI
-        + NO_SPLASH_OPTION.usage() + wrapText(QObject::tr("Disable splash screen")) + u'\n'
+        + NO_SPLASH_OPTION.usage() + wrapText(QCoreApplication::translate("CMD Options", "Disable splash screen")) + u'\n'
 #elif !defined(Q_OS_WIN)
-        + DAEMON_OPTION.usage() + wrapText(QObject::tr("Run in daemon-mode (background)")) + u'\n'
+        + DAEMON_OPTION.usage() + wrapText(QCoreApplication::translate("CMD Options", "Run in daemon-mode (background)")) + u'\n'
 #endif
     //: Use appropriate short form or abbreviation of "directory"
-        + PROFILE_OPTION.usage(QObject::tr("dir"))
-        + wrapText(QObject::tr("Store configuration files in <dir>")) + u'\n'
-        + CONFIGURATION_OPTION.usage(QObject::tr("name"))
-        + wrapText(QObject::tr("Store configuration files in directories qBittorrent_<name>")) + u'\n'
+        + PROFILE_OPTION.usage(QCoreApplication::translate("CMD Options", "dir"))
+        + wrapText(QCoreApplication::translate("CMD Options", "Store configuration files in <dir>")) + u'\n'
+        + CONFIGURATION_OPTION.usage(QCoreApplication::translate("CMD Options", "name"))
+        + wrapText(QCoreApplication::translate("CMD Options", "Store configuration files in directories qBittorrent_<name>")) + u'\n'
         + RELATIVE_FASTRESUME.usage()
-        + wrapText(QObject::tr("Hack into libtorrent fastresume files and make file paths relative "
+        + wrapText(QCoreApplication::translate("CMD Options", "Hack into libtorrent fastresume files and make file paths relative "
                                 "to the profile directory")) + u'\n'
-        + Option::padUsageText(QObject::tr("files or URLs"))
-        + wrapText(QObject::tr("Download the torrents passed by the user")) + u'\n'
+        + Option::padUsageText(QCoreApplication::translate("CMD Options", "files or URLs"))
+        + wrapText(QCoreApplication::translate("CMD Options", "Download the torrents passed by the user")) + u'\n'
         + u'\n'
 
-        + wrapText(QObject::tr("Options when adding new torrents:"), 0) + u'\n'
-        + SAVE_PATH_OPTION.usage(QObject::tr("path")) + wrapText(QObject::tr("Torrent save path")) + u'\n'
-        + PAUSED_OPTION.usage() + wrapText(QObject::tr("Add torrents as started or paused")) + u'\n'
-        + SKIP_HASH_CHECK_OPTION.usage() + wrapText(QObject::tr("Skip hash check")) + u'\n'
-        + CATEGORY_OPTION.usage(QObject::tr("name"))
-        + wrapText(QObject::tr("Assign torrents to category. If the category doesn't exist, it will be "
+        + wrapText(QCoreApplication::translate("CMD Options", "Options when adding new torrents:"), 0) + u'\n'
+        + SAVE_PATH_OPTION.usage(QCoreApplication::translate("CMD Options", "path")) + wrapText(QCoreApplication::translate("CMD Options", "Torrent save path")) + u'\n'
+        + PAUSED_OPTION.usage() + wrapText(QCoreApplication::translate("CMD Options", "Add torrents as started or paused")) + u'\n'
+        + SKIP_HASH_CHECK_OPTION.usage() + wrapText(QCoreApplication::translate("CMD Options", "Skip hash check")) + u'\n'
+        + CATEGORY_OPTION.usage(QCoreApplication::translate("CMD Options", "name"))
+        + wrapText(QCoreApplication::translate("CMD Options", "Assign torrents to category. If the category doesn't exist, it will be "
                                 "created.")) + u'\n'
-        + SEQUENTIAL_OPTION.usage() + wrapText(QObject::tr("Download files in sequential order")) + u'\n'
+        + SEQUENTIAL_OPTION.usage() + wrapText(QCoreApplication::translate("CMD Options", "Download files in sequential order")) + u'\n'
         + FIRST_AND_LAST_OPTION.usage()
-        + wrapText(QObject::tr("Download first and last pieces first")) + u'\n'
+        + wrapText(QCoreApplication::translate("CMD Options", "Download first and last pieces first")) + u'\n'
         + SKIP_DIALOG_OPTION.usage()
-        + wrapText(QObject::tr("Specify whether the \"Add New Torrent\" dialog opens when adding a "
+        + wrapText(QCoreApplication::translate("CMD Options", "Specify whether the \"Add New Torrent\" dialog opens when adding a "
                                 "torrent.")) + u'\n'
         + u'\n'
 
-        + wrapText(QObject::tr("Option values may be supplied via environment variables. For option named "
+        + wrapText(QCoreApplication::translate("CMD Options", "Option values may be supplied via environment variables. For option named "
                                 "'parameter-name', environment variable name is 'QBT_PARAMETER_NAME' (in upper "
                                 "case, '-' replaced with '_'). To pass flag values, set the variable to '1' or "
                                 "'TRUE'. For example, to disable the splash screen: "), 0) + u'\n'
         + u"QBT_NO_SPLASH=1 " + prgName + u'\n'
-        + wrapText(QObject::tr("Command line parameters take precedence over environment variables"), 0) + u'\n';
+        + wrapText(QCoreApplication::translate("CMD Options", "Command line parameters take precedence over environment variables"), 0) + u'\n';
 
     return text;
 }
@@ -596,7 +559,7 @@ QString makeUsage(const QString &prgName)
 void displayUsage(const QString &prgName)
 {
 #if defined(Q_OS_WIN) && !defined(DISABLE_GUI)
-    QMessageBox msgBox(QMessageBox::Information, QObject::tr("Help"), makeUsage(prgName), QMessageBox::Ok);
+    QMessageBox msgBox(QMessageBox::Information, QCoreApplication::translate("CMD Options", "Help"), makeUsage(prgName), QMessageBox::Ok);
     msgBox.show(); // Need to be shown or to moveToCenter does not work
     msgBox.move(Utils::Gui::screenCenter(&msgBox));
     msgBox.exec();

src/app/cmdoptions.h

@@ -35,6 +35,7 @@
 #include <QString>
 #include <QStringList>
 
+#include "base/bittorrent/addtorrentparams.h"
 #include "base/exceptions.h"
 #include "base/path.h"
 
@@ -42,32 +43,29 @@ class QProcessEnvironment;
 
 struct QBtCommandLineParameters
 {
-    bool showHelp;
-    bool relativeFastresumePaths;
-    bool skipChecking;
-    bool sequential;
-    bool firstLastPiecePriority;
+    bool showHelp = false;
+    bool relativeFastresumePaths = false;
 #if !defined(Q_OS_WIN) || defined(DISABLE_GUI)
-    bool showVersion;
+    bool showVersion = false;
 #endif
 #ifndef DISABLE_GUI
-    bool noSplash;
+    bool noSplash = false;
 #elif !defined(Q_OS_WIN)
-    bool shouldDaemonize;
+    bool shouldDaemonize = false;
 #endif
-    int webUiPort;
-    int torrentingPort;
-    std::optional<bool> addPaused;
+    int webUiPort = -1;
+    int torrentingPort = -1;
     std::optional<bool> skipDialog;
-    QStringList torrents;
     Path profileDir;
     QString configurationName;
-    Path savePath;
-    QString category;
+
+    QStringList torrentSources;
+    BitTorrent::AddTorrentParams addTorrentParams;
+
     QString unknownParameter;
 
+    QBtCommandLineParameters() = default;
     explicit QBtCommandLineParameters(const QProcessEnvironment &);
-    QStringList paramList() const;
 };
 
 class CommandLineParameterError : public RuntimeError

src/app/filelogger.cpp

@@ -78,7 +78,7 @@ void FileLogger::changePath(const Path &newPath)
 
     closeLogFile();
 
-    m_path = newPath / Path(u"qbittorrent.log"_qs);
+    m_path = newPath / Path(u"qbittorrent.log"_s);
     m_logFile.setFileName(m_path.data());
 
     Utils::Fs::mkpath(newPath);
@@ -89,7 +89,7 @@ void FileLogger::deleteOld(const int age, const FileLogAgeType ageType)
 {
     const QDateTime date = QDateTime::currentDateTime();
     const QDir dir {m_path.parentPath().data()};
-    const QFileInfoList fileList = dir.entryInfoList(QStringList(u"qbittorrent.log.bak*"_qs)
+    const QFileInfoList fileList = dir.entryInfoList(QStringList(u"qbittorrent.log.bak*"_s)
         , (QDir::Files | QDir::Writable), (QDir::Time | QDir::Reversed));
 
     for (const QFileInfo &file : fileList)

src/app/main.cpp

@@ -45,6 +45,7 @@
 #include <io.h>
 #endif
 
+#include <QCoreApplication>
 #include <QDebug>
 #include <QThread>
 
@@ -126,13 +127,13 @@ int main(int argc, char *argv[])
         if (envValue.isEmpty())
             qputenv(envName, Application::applicationDirPath().toLocal8Bit());
         else
-            qputenv(envName, u"%1;%2"_qs.arg(envValue, Application::applicationDirPath()).toLocal8Bit());
+            qputenv(envName, u"%1;%2"_s.arg(envValue, Application::applicationDirPath()).toLocal8Bit());
 #endif
 
         const QBtCommandLineParameters params = app->commandLineArgs();
         if (!params.unknownParameter.isEmpty())
         {
-            throw CommandLineParameterError(QObject::tr("%1 is an unknown command line parameter.",
+            throw CommandLineParameterError(QCoreApplication::translate("Main", "%1 is an unknown command line parameter.",
                                                         "--random-parameter is an unknown command line parameter.")
                                                         .arg(params.unknownParameter));
         }
@@ -144,8 +145,8 @@ int main(int argc, char *argv[])
                 displayVersion();
                 return EXIT_SUCCESS;
             }
-            throw CommandLineParameterError(QObject::tr("%1 must be the single command line parameter.")
-                                     .arg(u"-v (or --version)"_qs));
+            throw CommandLineParameterError(QCoreApplication::translate("Main", "%1 must be the single command line parameter.")
+                                     .arg(u"-v (or --version)"_s));
         }
 #endif
         if (params.showHelp)
@@ -155,8 +156,8 @@ int main(int argc, char *argv[])
                 displayUsage(QString::fromLocal8Bit(argv[0]));
                 return EXIT_SUCCESS;
             }
-            throw CommandLineParameterError(QObject::tr("%1 must be the single command line parameter.")
-                                 .arg(u"-h (or --help)"_qs));
+            throw CommandLineParameterError(QCoreApplication::translate("Main", "%1 must be the single command line parameter.")
+                                 .arg(u"-h (or --help)"_s));
         }
 
         const bool firstTimeUser = !Preferences::instance()->getAcceptedLegal();
@@ -187,13 +188,13 @@ int main(int argc, char *argv[])
 #if defined(DISABLE_GUI) && !defined(Q_OS_WIN)
             if (params.shouldDaemonize)
             {
-                throw CommandLineParameterError(QObject::tr("You cannot use %1: qBittorrent is already running for this user.")
-                                     .arg(u"-d (or --daemon)"_qs));
+                throw CommandLineParameterError(QCoreApplication::translate("Main", "You cannot use %1: qBittorrent is already running for this user.")
+                                     .arg(u"-d (or --daemon)"_s));
             }
 #endif
 
             QThread::msleep(300);
-            app->sendParams(params.paramList());
+            app->callMainInstance();
 
             return EXIT_SUCCESS;
         }
@@ -258,7 +259,7 @@ int main(int argc, char *argv[])
 
         registerSignalHandlers();
 
-        return app->exec(params.paramList());
+        return app->exec();
     }
     catch (const CommandLineParameterError &er)
     {
@@ -275,11 +276,11 @@ int main(int argc, char *argv[])
 #if !defined(DISABLE_GUI)
 void showSplashScreen()
 {
-    QPixmap splashImg(u":/icons/splash.png"_qs);
+    QPixmap splashImg(u":/icons/splash.png"_s);
     QPainter painter(&splashImg);
     const auto version = QStringLiteral(QBT_VERSION);
     painter.setPen(QPen(Qt::white));
-    painter.setFont(QFont(u"Arial"_qs, 22, QFont::Black));
+    painter.setFont(QFont(u"Arial"_s, 22, QFont::Black));
     painter.drawText(224 - painter.fontMetrics().horizontalAdvance(version), 270, version);
     QSplashScreen *splash = new QSplashScreen(splashImg);
     splash->show();
@@ -295,15 +296,15 @@ void displayVersion()
 
 void displayBadArgMessage(const QString &message)
 {
-    const QString help = QObject::tr("Run application with -h option to read about command line parameters.");
+    const QString help = QCoreApplication::translate("Main", "Run application with -h option to read about command line parameters.");
 #if defined(Q_OS_WIN) && !defined(DISABLE_GUI)
-    QMessageBox msgBox(QMessageBox::Critical, QObject::tr("Bad command line"),
+    QMessageBox msgBox(QMessageBox::Critical, QCoreApplication::translate("Main", "Bad command line"),
                        (message + u'\n' + help), QMessageBox::Ok);
     msgBox.show(); // Need to be shown or to moveToCenter does not work
     msgBox.move(Utils::Gui::screenCenter(&msgBox));
     msgBox.exec();
 #else
-    const QString errMsg = QObject::tr("Bad command line: ") + u'\n'
+    const QString errMsg = QCoreApplication::translate("Main", "Bad command line: ") + u'\n'
         + message + u'\n'
         + help + u'\n';
     fprintf(stderr, "%s", qUtf8Printable(errMsg));
@@ -316,10 +317,10 @@ bool userAgreesWithLegalNotice()
     Q_ASSERT(!pref->getAcceptedLegal());
 
 #ifdef DISABLE_GUI
-    const QString eula = u"\n*** %1 ***\n"_qs.arg(QObject::tr("Legal Notice"))
-        + QObject::tr("qBittorrent is a file sharing program. When you run a torrent, its data will be made available to others by means of upload. Any content you share is your sole responsibility.") + u"\n\n"
-        + QObject::tr("No further notices will be issued.") + u"\n\n"
-        + QObject::tr("Press %1 key to accept and continue...").arg(u"'y'"_qs) + u'\n';
+    const QString eula = u"\n*** %1 ***\n"_s.arg(QCoreApplication::translate("Main", "Legal Notice"))
+        + QCoreApplication::translate("Main", "qBittorrent is a file sharing program. When you run a torrent, its data will be made available to others by means of upload. Any content you share is your sole responsibility.") + u"\n\n"
+        + QCoreApplication::translate("Main", "No further notices will be issued.") + u"\n\n"
+        + QCoreApplication::translate("Main", "Press %1 key to accept and continue...").arg(u"'y'"_s) + u'\n';
     printf("%s", qUtf8Printable(eula));
 
     const char ret = getchar(); // Read pressed key
@@ -331,10 +332,10 @@ bool userAgreesWithLegalNotice()
     }
 #else
     QMessageBox msgBox;
-    msgBox.setText(QObject::tr("qBittorrent is a file sharing program. When you run a torrent, its data will be made available to others by means of upload. Any content you share is your sole responsibility.\n\nNo further notices will be issued."));
-    msgBox.setWindowTitle(QObject::tr("Legal notice"));
-    msgBox.addButton(QObject::tr("Cancel"), QMessageBox::RejectRole);
-    const QAbstractButton *agreeButton = msgBox.addButton(QObject::tr("I Agree"), QMessageBox::AcceptRole);
+    msgBox.setText(QCoreApplication::translate("Main", "qBittorrent is a file sharing program. When you run a torrent, its data will be made available to others by means of upload. Any content you share is your sole responsibility.\n\nNo further notices will be issued."));
+    msgBox.setWindowTitle(QCoreApplication::translate("Main", "Legal notice"));
+    msgBox.addButton(QCoreApplication::translate("Main", "Cancel"), QMessageBox::RejectRole);
+    const QAbstractButton *agreeButton = msgBox.addButton(QCoreApplication::translate("Main", "I Agree"), QMessageBox::AcceptRole);
     msgBox.show(); // Need to be shown or to moveToCenter does not work
     msgBox.move(Utils::Gui::screenCenter(&msgBox));
     msgBox.exec();

src/app/qtlocalpeer/qtlocalpeer.cpp

@@ -152,10 +152,10 @@ bool QtLocalPeer::sendMessage(const QString &message, const int timeout)
             break;
         int ms = 250;
 #if defined(Q_OS_WIN)
-        Sleep(DWORD(ms));
+        ::Sleep(DWORD(ms));
 #else
         struct timespec ts = { ms / 1000, (ms % 1000) * 1000 * 1000 };
-        nanosleep(&ts, NULL);
+        ::nanosleep(&ts, nullptr);
 #endif
     }
     if (!connOk)

src/app/signalhandler.cpp

@@ -96,7 +96,7 @@ namespace
     void abnormalExitHandler(const int signum)
     {
         const char msg[] = "\n\n*************************************************************\n"
-            "Please file a bug report at http://bug.qbittorrent.org and provide the following information:\n\n"
+            "Please file a bug report at https://bug.qbittorrent.org and provide the following information:\n\n"
             "qBittorrent version: " QBT_VERSION "\n\n"
             "Caught signal: ";
         const char *sigName = sysSigName[signum];

src/app/upgrade.cpp

@@ -29,6 +29,7 @@
 #include "upgrade.h"
 
 #include <QtGlobal>
+#include <QCoreApplication>
 #include <QMetaEnum>
 
 #include "base/bittorrent/torrentcontentlayout.h"
@@ -39,14 +40,13 @@
 #include "base/profile.h"
 #include "base/settingsstorage.h"
 #include "base/settingvalue.h"
-#include "base/utils/fs.h"
 #include "base/utils/io.h"
 #include "base/utils/string.h"
 
 namespace
 {
-    const int MIGRATION_VERSION = 4;
-    const QString MIGRATION_VERSION_KEY = u"Meta/MigrationVersion"_qs;
+    const int MIGRATION_VERSION = 6;
+    const QString MIGRATION_VERSION_KEY = u"Meta/MigrationVersion"_s;
 
     void exportWebUIHttpsFiles()
     {
@@ -55,7 +55,7 @@ namespace
             SettingsStorage *settingsStorage {SettingsStorage::instance()};
             const auto oldData {settingsStorage->loadValue<QByteArray>(oldKey)};
             const auto newData {settingsStorage->loadValue<QString>(newKey)};
-            const QString errorMsgFormat {QObject::tr("Migrate preferences failed: WebUI https, file: \"%1\", error: \"%2\"")};
+            const QString errorMsgFormat {QCoreApplication::translate("Upgrade", "Migrate preferences failed: WebUI https, file: \"%1\", error: \"%2\"")};
 
             if (!newData.isEmpty() || oldData.isEmpty())
                 return;
@@ -70,23 +70,23 @@ namespace
             settingsStorage->storeValue(newKey, savePath);
             settingsStorage->removeValue(oldKey);
 
-            LogMsg(QObject::tr("Migrated preferences: WebUI https, exported data to file: \"%1\"").arg(savePath.toString())
+            LogMsg(QCoreApplication::translate("Upgrade", "Migrated preferences: WebUI https, exported data to file: \"%1\"").arg(savePath.toString())
                 , Log::INFO);
         };
 
         const Path configPath = specialFolderLocation(SpecialFolder::Config);
-        migrate(u"Preferences/WebUI/HTTPS/Certificate"_qs
-            , u"Preferences/WebUI/HTTPS/CertificatePath"_qs
-            , (configPath / Path(u"WebUICertificate.crt"_qs)));
-        migrate(u"Preferences/WebUI/HTTPS/Key"_qs
-            , u"Preferences/WebUI/HTTPS/KeyPath"_qs
-            , (configPath / Path(u"WebUIPrivateKey.pem"_qs)));
+        migrate(u"Preferences/WebUI/HTTPS/Certificate"_s
+            , u"Preferences/WebUI/HTTPS/CertificatePath"_s
+            , (configPath / Path(u"WebUICertificate.crt"_s)));
+        migrate(u"Preferences/WebUI/HTTPS/Key"_s
+            , u"Preferences/WebUI/HTTPS/KeyPath"_s
+            , (configPath / Path(u"WebUIPrivateKey.pem"_s)));
     }
 
     void upgradeTorrentContentLayout()
     {
-        const QString oldKey = u"BitTorrent/Session/CreateTorrentSubfolder"_qs;
-        const QString newKey = u"BitTorrent/Session/TorrentContentLayout"_qs;
+        const QString oldKey = u"BitTorrent/Session/CreateTorrentSubfolder"_s;
+        const QString newKey = u"BitTorrent/Session/TorrentContentLayout"_s;
 
         SettingsStorage *settingsStorage {SettingsStorage::instance()};
         const auto oldData {settingsStorage->loadValue<QVariant>(oldKey)};
@@ -105,8 +105,8 @@ namespace
 
     void upgradeListenPortSettings()
     {
-        const auto oldKey = u"BitTorrent/Session/UseRandomPort"_qs;
-        const auto newKey = u"Preferences/Connection/PortRangeMin"_qs;
+        const auto oldKey = u"BitTorrent/Session/UseRandomPort"_s;
+        const auto newKey = u"Preferences/Connection/PortRangeMin"_s;
         auto *settingsStorage = SettingsStorage::instance();
 
         if (settingsStorage->hasKey(oldKey))
@@ -121,7 +121,7 @@ namespace
     void upgradeSchedulerDaysSettings()
     {
         auto *settingsStorage = SettingsStorage::instance();
-        const auto key = u"Preferences/Scheduler/days"_qs;
+        const auto key = u"Preferences/Scheduler/days"_s;
         const auto value = settingsStorage->loadValue<QString>(key);
 
         bool ok = false;
@@ -162,7 +162,7 @@ namespace
                 settingsStorage->storeValue(key, Scheduler::Days::Sunday);
                 break;
             default:
-                LogMsg(QObject::tr("Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
+                LogMsg(QCoreApplication::translate("Upgrade", "Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
                     .arg(key, QString::number(number)), Log::WARNING);
                 settingsStorage->removeValue(key);
                 break;
@@ -173,7 +173,7 @@ namespace
     void upgradeDNSServiceSettings()
     {
         auto *settingsStorage = SettingsStorage::instance();
-        const auto key = u"Preferences/DynDNS/Service"_qs;
+        const auto key = u"Preferences/DynDNS/Service"_s;
         const auto value = settingsStorage->loadValue<QString>(key);
 
         bool ok = false;
@@ -193,7 +193,7 @@ namespace
                 settingsStorage->storeValue(key, DNS::Service::NoIP);
                 break;
             default:
-                LogMsg(QObject::tr("Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
+                LogMsg(QCoreApplication::translate("Upgrade", "Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
                     .arg(key, QString::number(number)), Log::WARNING);
                 settingsStorage->removeValue(key);
                 break;
@@ -204,7 +204,7 @@ namespace
     void upgradeTrayIconStyleSettings()
     {
         auto *settingsStorage = SettingsStorage::instance();
-        const auto key = u"Preferences/Advanced/TrayIconStyle"_qs;
+        const auto key = u"Preferences/Advanced/TrayIconStyle"_s;
         const auto value = settingsStorage->loadValue<QString>(key);
 
         bool ok = false;
@@ -224,7 +224,7 @@ namespace
                 settingsStorage->storeValue(key, TrayIcon::Style::MonoLight);
                 break;
             default:
-                LogMsg(QObject::tr("Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
+                LogMsg(QCoreApplication::translate("Upgrade", "Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
                     .arg(key, QString::number(number)), Log::WARNING);
                 settingsStorage->removeValue(key);
                 break;
@@ -242,80 +242,80 @@ namespace
 
         const KeyMapping mappings[] =
         {
-            {u"AddNewTorrentDialog/Enabled"_qs, u"Preferences/Downloads/NewAdditionDialog"_qs},
-            {u"AddNewTorrentDialog/Expanded"_qs, u"AddNewTorrentDialog/expanded"_qs},
-            {u"AddNewTorrentDialog/Position"_qs, u"AddNewTorrentDialog/y"_qs},
-            {u"AddNewTorrentDialog/SavePathHistory"_qs, u"TorrentAdditionDlg/save_path_history"_qs},
-            {u"AddNewTorrentDialog/TopLevel"_qs, u"Preferences/Downloads/NewAdditionDialogFront"_qs},
-            {u"AddNewTorrentDialog/TreeHeaderState"_qs, u"AddNewTorrentDialog/qt5/treeHeaderState"_qs},
-            {u"AddNewTorrentDialog/Width"_qs, u"AddNewTorrentDialog/width"_qs},
-            {u"BitTorrent/Session/AddExtensionToIncompleteFiles"_qs, u"Preferences/Downloads/UseIncompleteExtension"_qs},
-            {u"BitTorrent/Session/AdditionalTrackers"_qs, u"Preferences/Bittorrent/TrackersList"_qs},
-            {u"BitTorrent/Session/AddTorrentPaused"_qs, u"Preferences/Downloads/StartInPause"_qs},
-            {u"BitTorrent/Session/AddTrackersEnabled"_qs, u"Preferences/Bittorrent/AddTrackers"_qs},
-            {u"BitTorrent/Session/AlternativeGlobalDLSpeedLimit"_qs, u"Preferences/Connection/GlobalDLLimitAlt"_qs},
-            {u"BitTorrent/Session/AlternativeGlobalUPSpeedLimit"_qs, u"Preferences/Connection/GlobalUPLimitAlt"_qs},
-            {u"BitTorrent/Session/AnnounceIP"_qs, u"Preferences/Connection/InetAddress"_qs},
-            {u"BitTorrent/Session/AnnounceToAllTrackers"_qs, u"Preferences/Advanced/AnnounceToAllTrackers"_qs},
-            {u"BitTorrent/Session/AnonymousModeEnabled"_qs, u"Preferences/Advanced/AnonymousMode"_qs},
-            {u"BitTorrent/Session/BandwidthSchedulerEnabled"_qs, u"Preferences/Scheduler/Enabled"_qs},
-            {u"BitTorrent/Session/DefaultSavePath"_qs, u"Preferences/Downloads/SavePath"_qs},
-            {u"BitTorrent/Session/DHTEnabled"_qs, u"Preferences/Bittorrent/DHT"_qs},
-            {u"BitTorrent/Session/DiskCacheSize"_qs, u"Preferences/Downloads/DiskWriteCacheSize"_qs},
-            {u"BitTorrent/Session/DiskCacheTTL"_qs, u"Preferences/Downloads/DiskWriteCacheTTL"_qs},
-            {u"BitTorrent/Session/Encryption"_qs, u"Preferences/Bittorrent/Encryption"_qs},
-            {u"BitTorrent/Session/FinishedTorrentExportDirectory"_qs, u"Preferences/Downloads/FinishedTorrentExportDir"_qs},
-            {u"BitTorrent/Session/ForceProxy"_qs, u"Preferences/Connection/ProxyForce"_qs},
-            {u"BitTorrent/Session/GlobalDLSpeedLimit"_qs, u"Preferences/Connection/GlobalDLLimit"_qs},
-            {u"BitTorrent/Session/GlobalMaxRatio"_qs, u"Preferences/Bittorrent/MaxRatio"_qs},
-            {u"BitTorrent/Session/GlobalUPSpeedLimit"_qs, u"Preferences/Connection/GlobalUPLimit"_qs},
-            {u"BitTorrent/Session/IgnoreLimitsOnLAN"_qs, u"Preferences/Advanced/IgnoreLimitsLAN"_qs},
-            {u"BitTorrent/Session/IgnoreSlowTorrentsForQueueing"_qs, u"Preferences/Queueing/IgnoreSlowTorrents"_qs},
-            {u"BitTorrent/Session/IncludeOverheadInLimits"_qs, u"Preferences/Advanced/IncludeOverhead"_qs},
-            {u"BitTorrent/Session/Interface"_qs, u"Preferences/Connection/Interface"_qs},
-            {u"BitTorrent/Session/InterfaceAddress"_qs, u"Preferences/Connection/InterfaceAddress"_qs},
-            {u"BitTorrent/Session/InterfaceName"_qs, u"Preferences/Connection/InterfaceName"_qs},
-            {u"BitTorrent/Session/IPFilter"_qs, u"Preferences/IPFilter/File"_qs},
-            {u"BitTorrent/Session/IPFilteringEnabled"_qs, u"Preferences/IPFilter/Enabled"_qs},
-            {u"BitTorrent/Session/LSDEnabled"_qs, u"Preferences/Bittorrent/LSD"_qs},
-            {u"BitTorrent/Session/MaxActiveDownloads"_qs, u"Preferences/Queueing/MaxActiveDownloads"_qs},
-            {u"BitTorrent/Session/MaxActiveTorrents"_qs, u"Preferences/Queueing/MaxActiveTorrents"_qs},
-            {u"BitTorrent/Session/MaxActiveUploads"_qs, u"Preferences/Queueing/MaxActiveUploads"_qs},
-            {u"BitTorrent/Session/MaxConnections"_qs, u"Preferences/Bittorrent/MaxConnecs"_qs},
-            {u"BitTorrent/Session/MaxConnectionsPerTorrent"_qs, u"Preferences/Bittorrent/MaxConnecsPerTorrent"_qs},
-            {u"BitTorrent/Session/MaxHalfOpenConnections"_qs, u"Preferences/Connection/MaxHalfOpenConnec"_qs},
-            {u"BitTorrent/Session/MaxRatioAction"_qs, u"Preferences/Bittorrent/MaxRatioAction"_qs},
-            {u"BitTorrent/Session/MaxUploads"_qs, u"Preferences/Bittorrent/MaxUploads"_qs},
-            {u"BitTorrent/Session/MaxUploadsPerTorrent"_qs, u"Preferences/Bittorrent/MaxUploadsPerTorrent"_qs},
-            {u"BitTorrent/Session/OutgoingPortsMax"_qs, u"Preferences/Advanced/OutgoingPortsMax"_qs},
-            {u"BitTorrent/Session/OutgoingPortsMin"_qs, u"Preferences/Advanced/OutgoingPortsMin"_qs},
-            {u"BitTorrent/Session/PeXEnabled"_qs, u"Preferences/Bittorrent/PeX"_qs},
-            {u"BitTorrent/Session/Port"_qs, u"Preferences/Connection/PortRangeMin"_qs},
-            {u"BitTorrent/Session/Preallocation"_qs, u"Preferences/Downloads/PreAllocation"_qs},
-            {u"BitTorrent/Session/ProxyPeerConnections"_qs, u"Preferences/Connection/ProxyPeerConnections"_qs},
-            {u"BitTorrent/Session/QueueingSystemEnabled"_qs, u"Preferences/Queueing/QueueingEnabled"_qs},
-            {u"BitTorrent/Session/RefreshInterval"_qs, u"Preferences/General/RefreshInterval"_qs},
-            {u"BitTorrent/Session/SaveResumeDataInterval"_qs, u"Preferences/Downloads/SaveResumeDataInterval"_qs},
-            {u"BitTorrent/Session/SuperSeedingEnabled"_qs, u"Preferences/Advanced/SuperSeeding"_qs},
-            {u"BitTorrent/Session/TempPath"_qs, u"Preferences/Downloads/TempPath"_qs},
-            {u"BitTorrent/Session/TempPathEnabled"_qs, u"Preferences/Downloads/TempPathEnabled"_qs},
-            {u"BitTorrent/Session/TorrentExportDirectory"_qs, u"Preferences/Downloads/TorrentExportDir"_qs},
-            {u"BitTorrent/Session/TrackerFilteringEnabled"_qs, u"Preferences/IPFilter/FilterTracker"_qs},
-            {u"BitTorrent/Session/UseAlternativeGlobalSpeedLimit"_qs, u"Preferences/Connection/alt_speeds_on"_qs},
-            {u"BitTorrent/Session/UseOSCache"_qs, u"Preferences/Advanced/osCache"_qs},
-            {u"BitTorrent/Session/UseRandomPort"_qs, u"Preferences/General/UseRandomPort"_qs},
-            {u"BitTorrent/Session/uTPEnabled"_qs, u"Preferences/Bittorrent/uTP"_qs},
-            {u"BitTorrent/Session/uTPRateLimited"_qs, u"Preferences/Bittorrent/uTP_rate_limited"_qs},
-            {u"BitTorrent/TrackerEnabled"_qs, u"Preferences/Advanced/trackerEnabled"_qs},
-            {u"Network/PortForwardingEnabled"_qs, u"Preferences/Connection/UPnP"_qs},
-            {u"Network/Proxy/Authentication"_qs, u"Preferences/Connection/Proxy/Authentication"_qs},
-            {u"Network/Proxy/IP"_qs, u"Preferences/Connection/Proxy/IP"_qs},
-            {u"Network/Proxy/OnlyForTorrents"_qs, u"Preferences/Connection/ProxyOnlyForTorrents"_qs},
-            {u"Network/Proxy/Password"_qs, u"Preferences/Connection/Proxy/Password"_qs},
-            {u"Network/Proxy/Port"_qs, u"Preferences/Connection/Proxy/Port"_qs},
-            {u"Network/Proxy/Type"_qs, u"Preferences/Connection/ProxyType"_qs},
-            {u"Network/Proxy/Username"_qs, u"Preferences/Connection/Proxy/Username"_qs},
-            {u"State/BannedIPs"_qs, u"Preferences/IPFilter/BannedIPs"_qs}
+            {u"AddNewTorrentDialog/Enabled"_s, u"Preferences/Downloads/NewAdditionDialog"_s},
+            {u"AddNewTorrentDialog/Expanded"_s, u"AddNewTorrentDialog/expanded"_s},
+            {u"AddNewTorrentDialog/Position"_s, u"AddNewTorrentDialog/y"_s},
+            {u"AddNewTorrentDialog/SavePathHistory"_s, u"TorrentAdditionDlg/save_path_history"_s},
+            {u"AddNewTorrentDialog/TopLevel"_s, u"Preferences/Downloads/NewAdditionDialogFront"_s},
+            {u"AddNewTorrentDialog/TreeHeaderState"_s, u"AddNewTorrentDialog/qt5/treeHeaderState"_s},
+            {u"AddNewTorrentDialog/Width"_s, u"AddNewTorrentDialog/width"_s},
+            {u"BitTorrent/Session/AddExtensionToIncompleteFiles"_s, u"Preferences/Downloads/UseIncompleteExtension"_s},
+            {u"BitTorrent/Session/AdditionalTrackers"_s, u"Preferences/Bittorrent/TrackersList"_s},
+            {u"BitTorrent/Session/AddTorrentPaused"_s, u"Preferences/Downloads/StartInPause"_s},
+            {u"BitTorrent/Session/AddTrackersEnabled"_s, u"Preferences/Bittorrent/AddTrackers"_s},
+            {u"BitTorrent/Session/AlternativeGlobalDLSpeedLimit"_s, u"Preferences/Connection/GlobalDLLimitAlt"_s},
+            {u"BitTorrent/Session/AlternativeGlobalUPSpeedLimit"_s, u"Preferences/Connection/GlobalUPLimitAlt"_s},
+            {u"BitTorrent/Session/AnnounceIP"_s, u"Preferences/Connection/InetAddress"_s},
+            {u"BitTorrent/Session/AnnounceToAllTrackers"_s, u"Preferences/Advanced/AnnounceToAllTrackers"_s},
+            {u"BitTorrent/Session/AnonymousModeEnabled"_s, u"Preferences/Advanced/AnonymousMode"_s},
+            {u"BitTorrent/Session/BandwidthSchedulerEnabled"_s, u"Preferences/Scheduler/Enabled"_s},
+            {u"BitTorrent/Session/DefaultSavePath"_s, u"Preferences/Downloads/SavePath"_s},
+            {u"BitTorrent/Session/DHTEnabled"_s, u"Preferences/Bittorrent/DHT"_s},
+            {u"BitTorrent/Session/DiskCacheSize"_s, u"Preferences/Downloads/DiskWriteCacheSize"_s},
+            {u"BitTorrent/Session/DiskCacheTTL"_s, u"Preferences/Downloads/DiskWriteCacheTTL"_s},
+            {u"BitTorrent/Session/Encryption"_s, u"Preferences/Bittorrent/Encryption"_s},
+            {u"BitTorrent/Session/FinishedTorrentExportDirectory"_s, u"Preferences/Downloads/FinishedTorrentExportDir"_s},
+            {u"BitTorrent/Session/ForceProxy"_s, u"Preferences/Connection/ProxyForce"_s},
+            {u"BitTorrent/Session/GlobalDLSpeedLimit"_s, u"Preferences/Connection/GlobalDLLimit"_s},
+            {u"BitTorrent/Session/GlobalMaxRatio"_s, u"Preferences/Bittorrent/MaxRatio"_s},
+            {u"BitTorrent/Session/GlobalUPSpeedLimit"_s, u"Preferences/Connection/GlobalUPLimit"_s},
+            {u"BitTorrent/Session/IgnoreLimitsOnLAN"_s, u"Preferences/Advanced/IgnoreLimitsLAN"_s},
+            {u"BitTorrent/Session/IgnoreSlowTorrentsForQueueing"_s, u"Preferences/Queueing/IgnoreSlowTorrents"_s},
+            {u"BitTorrent/Session/IncludeOverheadInLimits"_s, u"Preferences/Advanced/IncludeOverhead"_s},
+            {u"BitTorrent/Session/Interface"_s, u"Preferences/Connection/Interface"_s},
+            {u"BitTorrent/Session/InterfaceAddress"_s, u"Preferences/Connection/InterfaceAddress"_s},
+            {u"BitTorrent/Session/InterfaceName"_s, u"Preferences/Connection/InterfaceName"_s},
+            {u"BitTorrent/Session/IPFilter"_s, u"Preferences/IPFilter/File"_s},
+            {u"BitTorrent/Session/IPFilteringEnabled"_s, u"Preferences/IPFilter/Enabled"_s},
+            {u"BitTorrent/Session/LSDEnabled"_s, u"Preferences/Bittorrent/LSD"_s},
+            {u"BitTorrent/Session/MaxActiveDownloads"_s, u"Preferences/Queueing/MaxActiveDownloads"_s},
+            {u"BitTorrent/Session/MaxActiveTorrents"_s, u"Preferences/Queueing/MaxActiveTorrents"_s},
+            {u"BitTorrent/Session/MaxActiveUploads"_s, u"Preferences/Queueing/MaxActiveUploads"_s},
+            {u"BitTorrent/Session/MaxConnections"_s, u"Preferences/Bittorrent/MaxConnecs"_s},
+            {u"BitTorrent/Session/MaxConnectionsPerTorrent"_s, u"Preferences/Bittorrent/MaxConnecsPerTorrent"_s},
+            {u"BitTorrent/Session/MaxHalfOpenConnections"_s, u"Preferences/Connection/MaxHalfOpenConnec"_s},
+            {u"BitTorrent/Session/MaxRatioAction"_s, u"Preferences/Bittorrent/MaxRatioAction"_s},
+            {u"BitTorrent/Session/MaxUploads"_s, u"Preferences/Bittorrent/MaxUploads"_s},
+            {u"BitTorrent/Session/MaxUploadsPerTorrent"_s, u"Preferences/Bittorrent/MaxUploadsPerTorrent"_s},
+            {u"BitTorrent/Session/OutgoingPortsMax"_s, u"Preferences/Advanced/OutgoingPortsMax"_s},
+            {u"BitTorrent/Session/OutgoingPortsMin"_s, u"Preferences/Advanced/OutgoingPortsMin"_s},
+            {u"BitTorrent/Session/PeXEnabled"_s, u"Preferences/Bittorrent/PeX"_s},
+            {u"BitTorrent/Session/Port"_s, u"Preferences/Connection/PortRangeMin"_s},
+            {u"BitTorrent/Session/Preallocation"_s, u"Preferences/Downloads/PreAllocation"_s},
+            {u"BitTorrent/Session/ProxyPeerConnections"_s, u"Preferences/Connection/ProxyPeerConnections"_s},
+            {u"BitTorrent/Session/QueueingSystemEnabled"_s, u"Preferences/Queueing/QueueingEnabled"_s},
+            {u"BitTorrent/Session/RefreshInterval"_s, u"Preferences/General/RefreshInterval"_s},
+            {u"BitTorrent/Session/SaveResumeDataInterval"_s, u"Preferences/Downloads/SaveResumeDataInterval"_s},
+            {u"BitTorrent/Session/SuperSeedingEnabled"_s, u"Preferences/Advanced/SuperSeeding"_s},
+            {u"BitTorrent/Session/TempPath"_s, u"Preferences/Downloads/TempPath"_s},
+            {u"BitTorrent/Session/TempPathEnabled"_s, u"Preferences/Downloads/TempPathEnabled"_s},
+            {u"BitTorrent/Session/TorrentExportDirectory"_s, u"Preferences/Downloads/TorrentExportDir"_s},
+            {u"BitTorrent/Session/TrackerFilteringEnabled"_s, u"Preferences/IPFilter/FilterTracker"_s},
+            {u"BitTorrent/Session/UseAlternativeGlobalSpeedLimit"_s, u"Preferences/Connection/alt_speeds_on"_s},
+            {u"BitTorrent/Session/UseOSCache"_s, u"Preferences/Advanced/osCache"_s},
+            {u"BitTorrent/Session/UseRandomPort"_s, u"Preferences/General/UseRandomPort"_s},
+            {u"BitTorrent/Session/uTPEnabled"_s, u"Preferences/Bittorrent/uTP"_s},
+            {u"BitTorrent/Session/uTPRateLimited"_s, u"Preferences/Bittorrent/uTP_rate_limited"_s},
+            {u"BitTorrent/TrackerEnabled"_s, u"Preferences/Advanced/trackerEnabled"_s},
+            {u"Network/PortForwardingEnabled"_s, u"Preferences/Connection/UPnP"_s},
+            {u"Network/Proxy/Authentication"_s, u"Preferences/Connection/Proxy/Authentication"_s},
+            {u"Network/Proxy/IP"_s, u"Preferences/Connection/Proxy/IP"_s},
+            {u"Network/Proxy/OnlyForTorrents"_s, u"Preferences/Connection/ProxyOnlyForTorrents"_s},
+            {u"Network/Proxy/Password"_s, u"Preferences/Connection/Proxy/Password"_s},
+            {u"Network/Proxy/Port"_s, u"Preferences/Connection/Proxy/Port"_s},
+            {u"Network/Proxy/Type"_s, u"Preferences/Connection/ProxyType"_s},
+            {u"Network/Proxy/Username"_s, u"Preferences/Connection/Proxy/Username"_s},
+            {u"State/BannedIPs"_s, u"Preferences/IPFilter/BannedIPs"_s}
         };
 
         auto *settingsStorage = SettingsStorage::instance();
@@ -333,7 +333,7 @@ namespace
     void migrateProxySettingsEnum()
     {
         auto *settingsStorage = SettingsStorage::instance();
-        const auto key = u"Network/Proxy/Type"_qs;
+        const auto key = u"Network/Proxy/Type"_s;
         const auto value = settingsStorage->loadValue<QString>(key);
 
         bool ok = false;
@@ -353,29 +353,58 @@ namespace
                 settingsStorage->storeValue(key, Net::ProxyType::SOCKS5);
                 break;
             case 3:
-                settingsStorage->storeValue(key, Net::ProxyType::HTTP_PW);
+                settingsStorage->storeValue(key, u"HTTP_PW"_s);
                 break;
             case 4:
-                settingsStorage->storeValue(key, Net::ProxyType::SOCKS5_PW);
+                settingsStorage->storeValue(key, u"SOCKS5_PW"_s);
                 break;
             case 5:
                 settingsStorage->storeValue(key, Net::ProxyType::SOCKS4);
                 break;
             default:
-                LogMsg(QObject::tr("Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
-                           .arg(key, QString::number(number)), Log::WARNING);
+                LogMsg(QCoreApplication::translate("Upgrade", "Invalid value found in configuration file, reverting it to default. Key: \"%1\". Invalid value: \"%2\".")
+                        .arg(key, QString::number(number)), Log::WARNING);
                 settingsStorage->removeValue(key);
                 break;
             }
         }
     }
 
+    void migrateProxySettings()
+    {
+        auto *settingsStorage = SettingsStorage::instance();
+        const auto proxyType = settingsStorage->loadValue<QString>(u"Network/Proxy/Type"_s, u"None"_s);
+        const auto onlyForTorrents = settingsStorage->loadValue<bool>(u"Network/Proxy/OnlyForTorrents"_s)
+                || (proxyType == u"SOCKS4");
+
+        settingsStorage->storeValue(u"Network/Proxy/Profiles/BitTorrent"_s, true);
+        settingsStorage->storeValue(u"Network/Proxy/Profiles/RSS"_s, !onlyForTorrents);
+        settingsStorage->storeValue(u"Network/Proxy/Profiles/Misc"_s, !onlyForTorrents);
+
+        if (proxyType == u"HTTP_PW"_s)
+        {
+            settingsStorage->storeValue(u"Network/Proxy/Type"_s, Net::ProxyType::HTTP);
+            settingsStorage->storeValue(u"Network/Proxy/AuthEnabled"_s, true);
+        }
+        else if (proxyType == u"SOCKS5_PW"_s)
+        {
+            settingsStorage->storeValue(u"Network/Proxy/Type"_s, Net::ProxyType::SOCKS5);
+            settingsStorage->storeValue(u"Network/Proxy/AuthEnabled"_s, true);
+        }
+
+        settingsStorage->removeValue(u"Network/Proxy/OnlyForTorrents"_s);
+
+        const auto proxyHostnameLookup = settingsStorage->loadValue<bool>(u"BitTorrent/Session/ProxyHostnameLookup"_s);
+        settingsStorage->storeValue(u"Network/Proxy/HostnameLookupEnabled"_s, proxyHostnameLookup);
+        settingsStorage->removeValue(u"BitTorrent/Session/ProxyHostnameLookup"_s);
+    }
+
 #ifdef Q_OS_WIN
     void migrateMemoryPrioritySettings()
     {
         auto *settingsStorage = SettingsStorage::instance();
-        const QString oldKey = u"BitTorrent/OSMemoryPriority"_qs;
-        const QString newKey = u"Application/ProcessMemoryPriority"_qs;
+        const QString oldKey = u"BitTorrent/OSMemoryPriority"_s;
+        const QString newKey = u"Application/ProcessMemoryPriority"_s;
 
         if (settingsStorage->hasKey(oldKey))
         {
@@ -385,15 +414,27 @@ namespace
     }
 #endif
 
+    void migrateStartupWindowState()
+    {
+        auto *settingsStorage = SettingsStorage::instance();
+        if (settingsStorage->hasKey(u"Preferences/General/StartMinimized"_s))
+        {
+            const auto startMinimized = settingsStorage->loadValue<bool>(u"Preferences/General/StartMinimized"_s);
+            const auto minimizeToTray = settingsStorage->loadValue<bool>(u"Preferences/General/MinimizeToTray"_s);
+            const QString windowState = startMinimized ? (minimizeToTray ? u"Hidden"_s : u"Minimized"_s) : u"Normal"_s;
+            settingsStorage->storeValue(u"GUI/StartUpWindowState"_s, windowState);
+        }
+    }
+
     void migrateChineseLocale()
     {
         auto *settingsStorage = SettingsStorage::instance();
-        const auto key = u"Preferences/General/Locale"_qs;
+        const auto key = u"Preferences/General/Locale"_s;
         if (settingsStorage->hasKey(key))
         {
             const auto locale = settingsStorage->loadValue<QString>(key);
-            if (locale.compare(u"zh"_qs, Qt::CaseInsensitive) == 0)
-                settingsStorage->storeValue(key, u"zh_CN"_qs);
+            if (locale.compare(u"zh"_s, Qt::CaseInsensitive) == 0)
+                settingsStorage->storeValue(key, u"zh_CN"_s);
         }
     }
 }
@@ -425,9 +466,15 @@ bool upgrade()
             migrateMemoryPrioritySettings();
 #endif
 
+        if (version < 5)
         {
+            migrateStartupWindowState();
             migrateChineseLocale();
         }
+
+        if (version < 6)
+            migrateProxySettings();
+
         version = MIGRATION_VERSION;
     }
 
@@ -450,7 +497,7 @@ void handleChangedDefaults(const DefaultPreferencesMode mode)
 
     const DefaultValue changedDefaults[] =
     {
-        {u"BitTorrent/Session/QueueingSystemEnabled"_qs, true, false}
+        {u"BitTorrent/Session/QueueingSystemEnabled"_s, true, false}
     };
 
     auto *settingsStorage = SettingsStorage::instance();

src/base/3rdparty/expected.hpp

@@ -14,7 +14,7 @@
 
 #define expected_lite_MAJOR  0
 #define expected_lite_MINOR  6
-#define expected_lite_PATCH  2
+#define expected_lite_PATCH  3
 
 #define expected_lite_VERSION  expected_STRINGIFY(expected_lite_MAJOR) "." expected_STRINGIFY(expected_lite_MINOR) "." expected_STRINGIFY(expected_lite_PATCH)
 
@@ -405,7 +405,7 @@ struct is_nothrow_swappable
 };
 } // namespace detail
 
-// is [nothow] swappable:
+// is [nothrow] swappable:
 
 template< typename T >
 struct is_swappable : decltype( detail::is_swappable::test<T>(0) ){};
@@ -1002,11 +1002,12 @@ public:
 
     // x.x.5.2.4 Swap
 
+    template< typename U=E >
     nsel_REQUIRES_R( void,
-        std17::is_swappable<E>::value
+        std17::is_swappable<U>::value
     )
     swap( unexpected_type & other ) noexcept (
-        std17::is_nothrow_swappable<E>::value
+        std17::is_nothrow_swappable<U>::value
     )
     {
         using std::swap;
@@ -2164,10 +2165,24 @@ private:
 
 // x.x.4.6 expected<>: comparison operators
 
-template< typename T1, typename E1, typename T2, typename E2 >
+template< typename T1, typename E1, typename T2, typename E2
+    nsel_REQUIRES_T(
+        !std::is_void<T1>::value && !std::is_void<T2>::value
+    )
+>
 constexpr bool operator==( expected<T1,E1> const & x, expected<T2,E2> const & y )
 {
-    return bool(x) != bool(y) ? false : bool(x) == false ? x.error() == y.error() : *x == *y;
+    return bool(x) != bool(y) ? false : bool(x) ? *x == *y : x.error() == y.error();
+}
+
+template< typename T1, typename E1, typename T2, typename E2
+    nsel_REQUIRES_T(
+        std::is_void<T1>::value && std::is_void<T2>::value
+    )
+>
+constexpr bool operator==( expected<T1,E1> const & x, expected<T2,E2> const & y )
+{
+    return bool(x) != bool(y) ? false : bool(x) || static_cast<bool>( x.error() == y.error() );
 }
 
 template< typename T1, typename E1, typename T2, typename E2 >
@@ -2176,12 +2191,6 @@ constexpr bool operator!=( expected<T1,E1> const & x, expected<T2,E2> const & y
     return !(x == y);
 }
 
-template< typename E1, typename E2 >
-constexpr bool operator==( expected<void,E1> const & x, expected<void,E1> const & y )
-{
-    return bool(x) != bool(y) ? false : bool(x) == false ? x.error() == y.error() : true;
-}
-
 #if nsel_P0323R <= 2
 
 template< typename T, typename E >
@@ -2212,13 +2221,21 @@ constexpr bool operator>=( expected<T,E> const & x, expected<T,E> const & y )
 
 // x.x.4.7 expected: comparison with T
 
-template< typename T1, typename E1, typename T2 >
+template< typename T1, typename E1, typename T2
+    nsel_REQUIRES_T(
+        !std::is_void<T1>::value
+    )
+>
 constexpr bool operator==( expected<T1,E1> const & x, T2 const & v )
 {
     return bool(x) ? *x == v : false;
 }
 
-template< typename T1, typename E1, typename T2 >
+template< typename T1, typename E1, typename T2
+    nsel_REQUIRES_T(
+        !std::is_void<T1>::value
+    )
+>
 constexpr bool operator==(T2 const & v, expected<T1,E1> const & x )
 {
     return bool(x) ? v == *x : false;

src/base/CMakeLists.txt

@@ -34,6 +34,7 @@ add_library(qbt_base STATIC
     bittorrent/sessionstatus.h
     bittorrent/speedmonitor.h
     bittorrent/torrent.h
+    bittorrent/torrentcontenthandler.h
     bittorrent/torrentcontentlayout.h
     bittorrent/torrentcreatorthread.h
     bittorrent/torrentimpl.h
@@ -109,6 +110,7 @@ add_library(qbt_base STATIC
     applicationcomponent.cpp
     asyncfilestorage.cpp
     bittorrent/abstractfilestorage.cpp
+    bittorrent/addtorrentparams.cpp
     bittorrent/bandwidthscheduler.cpp
     bittorrent/bencoderesumedatastorage.cpp
     bittorrent/categoryoptions.cpp
@@ -129,6 +131,7 @@ add_library(qbt_base STATIC
     bittorrent/sessionimpl.cpp
     bittorrent/speedmonitor.cpp
     bittorrent/torrent.cpp
+    bittorrent/torrentcontenthandler.cpp
     bittorrent/torrentcreatorthread.cpp
     bittorrent/torrentimpl.cpp
     bittorrent/torrentinfo.cpp

src/base/algorithm.h

@@ -63,4 +63,11 @@ namespace Algorithm
         while (it != set.end())
             it = (p(*it) ? set.erase(it) : ++it);
     }
+
+    template <typename List>
+    List sorted(List list)
+    {
+        list.sort();
+        return list;
+    }
 }

src/base/asyncfilestorage.cpp

@@ -37,7 +37,7 @@
 AsyncFileStorage::AsyncFileStorage(const Path &storageFolderPath, QObject *parent)
     : QObject(parent)
     , m_storageDir(storageFolderPath)
-    , m_lockFile((m_storageDir / Path(u"storage.lock"_qs)).data())
+    , m_lockFile((m_storageDir / Path(u"storage.lock"_s)).data())
 {
     Q_ASSERT(m_storageDir.isAbsolute());
 

src/base/base.pri

@@ -34,6 +34,7 @@ HEADERS += \
     $$PWD/bittorrent/speedmonitor.h \
     $$PWD/bittorrent/torrent.h \
     $$PWD/bittorrent/torrentcontentlayout.h \
+    $$PWD/bittorrent/torrentcontenthandler.h \
     $$PWD/bittorrent/torrentcreatorthread.h \
     $$PWD/bittorrent/torrentimpl.h \
     $$PWD/bittorrent/torrentinfo.h \
@@ -109,6 +110,7 @@ SOURCES += \
     $$PWD/applicationcomponent.cpp \
     $$PWD/asyncfilestorage.cpp \
     $$PWD/bittorrent/abstractfilestorage.cpp \
+    $$PWD/bittorrent/addtorrentparams.cpp \
     $$PWD/bittorrent/bandwidthscheduler.cpp \
     $$PWD/bittorrent/bencoderesumedatastorage.cpp \
     $$PWD/bittorrent/categoryoptions.cpp \
@@ -129,6 +131,7 @@ SOURCES += \
     $$PWD/bittorrent/sessionimpl.cpp \
     $$PWD/bittorrent/speedmonitor.cpp \
     $$PWD/bittorrent/torrent.cpp \
+    $$PWD/bittorrent/torrentcontenthandler.h \
     $$PWD/bittorrent/torrentcreatorthread.cpp \
     $$PWD/bittorrent/torrentimpl.cpp \
     $$PWD/bittorrent/torrentinfo.cpp \

src/base/bittorrent/addtorrentparams.cpp

@@ -0,0 +1,173 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ */
+
+#include "addtorrentparams.h"
+
+#include <tuple>
+
+#include <QJsonArray>
+#include <QJsonObject>
+#include <QJsonValue>
+
+#include "base/utils/string.h"
+
+const QString PARAM_CATEGORY = u"category"_s;
+const QString PARAM_TAGS = u"tags"_s;
+const QString PARAM_SAVEPATH = u"save_path"_s;
+const QString PARAM_USEDOWNLOADPATH = u"use_download_path"_s;
+const QString PARAM_DOWNLOADPATH = u"download_path"_s;
+const QString PARAM_OPERATINGMODE = u"operating_mode"_s;
+const QString PARAM_QUEUETOP = u"add_to_top_of_queue"_s;
+const QString PARAM_STOPPED = u"stopped"_s;
+const QString PARAM_SKIPCHECKING = u"skip_checking"_s;
+const QString PARAM_CONTENTLAYOUT = u"content_layout"_s;
+const QString PARAM_AUTOTMM = u"use_auto_tmm"_s;
+const QString PARAM_UPLOADLIMIT = u"upload_limit"_s;
+const QString PARAM_DOWNLOADLIMIT = u"download_limit"_s;
+const QString PARAM_SEEDINGTIMELIMIT = u"seeding_time_limit"_s;
+const QString PARAM_INACTIVESEEDINGTIMELIMIT = u"inactive_seeding_time_limit"_s;
+const QString PARAM_RATIOLIMIT = u"ratio_limit"_s;
+
+namespace
+{
+    TagSet parseTagSet(const QJsonArray &jsonArr)
+    {
+        TagSet tags;
+        for (const QJsonValue &jsonVal : jsonArr)
+            tags.insert(jsonVal.toString());
+
+        return tags;
+    }
+
+    QJsonArray serializeTagSet(const TagSet &tags)
+    {
+        QJsonArray arr;
+        for (const QString &tag : tags)
+            arr.append(tag);
+
+        return arr;
+    }
+
+    std::optional<bool> getOptionalBool(const QJsonObject &jsonObj, const QString &key)
+    {
+        const QJsonValue jsonVal = jsonObj.value(key);
+        if (jsonVal.isUndefined() || jsonVal.isNull())
+            return std::nullopt;
+
+        return jsonVal.toBool();
+    }
+
+    template <typename Enum>
+    std::optional<Enum> getOptionalEnum(const QJsonObject &jsonObj, const QString &key)
+    {
+        const QJsonValue jsonVal = jsonObj.value(key);
+        if (jsonVal.isUndefined() || jsonVal.isNull())
+            return std::nullopt;
+
+        return Utils::String::toEnum<Enum>(jsonVal.toString(), {});
+    }
+
+    template <typename Enum>
+    Enum getEnum(const QJsonObject &jsonObj, const QString &key)
+    {
+        const QJsonValue jsonVal = jsonObj.value(key);
+        return Utils::String::toEnum<Enum>(jsonVal.toString(), {});
+    }
+}
+
+bool BitTorrent::operator==(const AddTorrentParams &lhs, const AddTorrentParams &rhs)
+{
+        return std::tie(lhs.name, lhs.category, lhs.tags,
+                lhs.savePath, lhs.useDownloadPath, lhs.downloadPath,
+                lhs.sequential, lhs.firstLastPiecePriority, lhs.addForced,
+                lhs.addToQueueTop, lhs.addPaused, lhs.stopCondition,
+                lhs.filePaths, lhs.filePriorities, lhs.skipChecking,
+                lhs.contentLayout, lhs.useAutoTMM, lhs.uploadLimit,
+                lhs.downloadLimit, lhs.seedingTimeLimit, lhs.inactiveSeedingTimeLimit, lhs.ratioLimit)
+            == std::tie(rhs.name, rhs.category, rhs.tags,
+                rhs.savePath, rhs.useDownloadPath, rhs.downloadPath,
+                rhs.sequential, rhs.firstLastPiecePriority, rhs.addForced,
+                rhs.addToQueueTop, rhs.addPaused, rhs.stopCondition,
+                rhs.filePaths, rhs.filePriorities, rhs.skipChecking,
+                rhs.contentLayout, rhs.useAutoTMM, rhs.uploadLimit,
+                rhs.downloadLimit, rhs.seedingTimeLimit, rhs.inactiveSeedingTimeLimit, rhs.ratioLimit);
+}
+
+BitTorrent::AddTorrentParams BitTorrent::parseAddTorrentParams(const QJsonObject &jsonObj)
+{
+    AddTorrentParams params;
+    params.category = jsonObj.value(PARAM_CATEGORY).toString();
+    params.tags = parseTagSet(jsonObj.value(PARAM_TAGS).toArray());
+    params.savePath = Path(jsonObj.value(PARAM_SAVEPATH).toString());
+    params.useDownloadPath = getOptionalBool(jsonObj, PARAM_USEDOWNLOADPATH);
+    params.downloadPath = Path(jsonObj.value(PARAM_DOWNLOADPATH).toString());
+    params.addForced = (getEnum<BitTorrent::TorrentOperatingMode>(jsonObj, PARAM_OPERATINGMODE) == BitTorrent::TorrentOperatingMode::Forced);
+    params.addToQueueTop = getOptionalBool(jsonObj, PARAM_QUEUETOP);
+    params.addPaused = getOptionalBool(jsonObj, PARAM_STOPPED);
+    params.skipChecking = jsonObj.value(PARAM_SKIPCHECKING).toBool();
+    params.contentLayout = getOptionalEnum<BitTorrent::TorrentContentLayout>(jsonObj, PARAM_CONTENTLAYOUT);
+    params.useAutoTMM = getOptionalBool(jsonObj, PARAM_AUTOTMM);
+    params.uploadLimit = jsonObj.value(PARAM_UPLOADLIMIT).toInt(-1);
+    params.downloadLimit = jsonObj.value(PARAM_DOWNLOADLIMIT).toInt(-1);
+    params.seedingTimeLimit = jsonObj.value(PARAM_SEEDINGTIMELIMIT).toInt(BitTorrent::Torrent::USE_GLOBAL_SEEDING_TIME);
+    params.inactiveSeedingTimeLimit = jsonObj.value(PARAM_INACTIVESEEDINGTIMELIMIT).toInt(BitTorrent::Torrent::USE_GLOBAL_INACTIVE_SEEDING_TIME);
+    params.ratioLimit = jsonObj.value(PARAM_RATIOLIMIT).toDouble(BitTorrent::Torrent::USE_GLOBAL_RATIO);
+
+    return params;
+}
+
+QJsonObject BitTorrent::serializeAddTorrentParams(const AddTorrentParams &params)
+{
+    QJsonObject jsonObj {
+        {PARAM_CATEGORY, params.category},
+        {PARAM_TAGS, serializeTagSet(params.tags)},
+        {PARAM_SAVEPATH, params.savePath.data()},
+        {PARAM_DOWNLOADPATH, params.downloadPath.data()},
+        {PARAM_OPERATINGMODE, Utils::String::fromEnum(params.addForced
+                                                          ? BitTorrent::TorrentOperatingMode::Forced : BitTorrent::TorrentOperatingMode::AutoManaged)},
+        {PARAM_SKIPCHECKING, params.skipChecking},
+        {PARAM_UPLOADLIMIT, params.uploadLimit},
+        {PARAM_DOWNLOADLIMIT, params.downloadLimit},
+        {PARAM_SEEDINGTIMELIMIT, params.seedingTimeLimit},
+        {PARAM_INACTIVESEEDINGTIMELIMIT, params.inactiveSeedingTimeLimit},
+        {PARAM_RATIOLIMIT, params.ratioLimit}
+    };
+
+    if (params.addToQueueTop)
+        jsonObj[PARAM_QUEUETOP] = *params.addToQueueTop;
+    if (params.addPaused)
+        jsonObj[PARAM_STOPPED] = *params.addPaused;
+    if (params.contentLayout)
+        jsonObj[PARAM_CONTENTLAYOUT] = Utils::String::fromEnum(*params.contentLayout);
+    if (params.useAutoTMM)
+        jsonObj[PARAM_AUTOTMM] = *params.useAutoTMM;
+    if (params.useDownloadPath)
+        jsonObj[PARAM_USEDOWNLOADPATH] = *params.useDownloadPath;
+
+    return jsonObj;
+}

src/base/bittorrent/addtorrentparams.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -39,6 +39,8 @@
 #include "torrent.h"
 #include "torrentcontentlayout.h"
 
+class QJsonObject;
+
 namespace BitTorrent
 {
     enum class DownloadPriority;
@@ -54,6 +56,7 @@ namespace BitTorrent
         bool sequential = false;
         bool firstLastPiecePriority = false;
         bool addForced = false;
+        std::optional<bool> addToQueueTop;
         std::optional<bool> addPaused;
         std::optional<Torrent::StopCondition> stopCondition;
         PathList filePaths; // used if TorrentInfo is set
@@ -64,8 +67,14 @@ namespace BitTorrent
         int uploadLimit = -1;
         int downloadLimit = -1;
         int seedingTimeLimit = Torrent::USE_GLOBAL_SEEDING_TIME;
+        int inactiveSeedingTimeLimit = Torrent::USE_GLOBAL_INACTIVE_SEEDING_TIME;
         qreal ratioLimit = Torrent::USE_GLOBAL_RATIO;
     };
+
+    bool operator==(const AddTorrentParams &lhs, const AddTorrentParams &rhs);
+
+    AddTorrentParams parseAddTorrentParams(const QJsonObject &jsonObj);
+    QJsonObject serializeAddTorrentParams(const AddTorrentParams &params);
 }
 
 Q_DECLARE_METATYPE(BitTorrent::AddTorrentParams)

src/base/bittorrent/bandwidthscheduler.cpp

@@ -41,7 +41,6 @@ using namespace std::chrono_literals;
 
 BandwidthScheduler::BandwidthScheduler(QObject *parent)
     : QObject(parent)
-    , m_lastAlternative(false)
 {
     connect(&m_timer, &QTimer::timeout, this, &BandwidthScheduler::onTimeout);
 }

src/base/bittorrent/bandwidthscheduler.h

@@ -49,5 +49,5 @@ private:
     void onTimeout();
 
     QTimer m_timer;
-    bool m_lastAlternative;
+    bool m_lastAlternative = false;
 };

src/base/bittorrent/bencoderesumedatastorage.cpp

@@ -36,6 +36,7 @@
 
 #include <QByteArray>
 #include <QDebug>
+#include <QFile>
 #include <QRegularExpression>
 #include <QThread>
 
@@ -43,12 +44,12 @@
 #include "base/exceptions.h"
 #include "base/global.h"
 #include "base/logger.h"
+#include "base/preferences.h"
 #include "base/profile.h"
 #include "base/tagset.h"
 #include "base/utils/fs.h"
 #include "base/utils/io.h"
 #include "base/utils/string.h"
-#include "common.h"
 #include "infohash.h"
 #include "loadtorrentparams.h"
 
@@ -103,8 +104,8 @@ BitTorrent::BencodeResumeDataStorage::BencodeResumeDataStorage(const Path &path,
                     .arg(path.toString()));
     }
 
-    const QRegularExpression filenamePattern {u"^([A-Fa-f0-9]{40})\\.fastresume$"_qs};
-    const QStringList filenames = QDir(path.data()).entryList(QStringList(u"*.fastresume"_qs), QDir::Files, QDir::Unsorted);
+    const QRegularExpression filenamePattern {u"^([A-Fa-f0-9]{40})\\.fastresume$"_s};
+    const QStringList filenames = QDir(path.data()).entryList(QStringList(u"*.fastresume"_s), QDir::Files, QDir::Unsorted);
 
     m_registeredTorrents.reserve(filenames.size());
     for (const QString &filename : filenames)
@@ -114,7 +115,7 @@ BitTorrent::BencodeResumeDataStorage::BencodeResumeDataStorage(const Path &path,
              m_registeredTorrents.append(TorrentID::fromString(rxMatch.captured(1)));
     }
 
-    loadQueue(path / Path(u"queue"_qs));
+    loadQueue(path / Path(u"queue"_s));
 
     qDebug() << "Registered torrents count: " << m_registeredTorrents.size();
 
@@ -133,18 +134,21 @@ BitTorrent::LoadResumeDataResult BitTorrent::BencodeResumeDataStorage::load(cons
     const QString idString = id.toString();
     const Path fastresumePath = path() / Path(idString + u".fastresume");
     const Path torrentFilePath = path() / Path(idString + u".torrent");
+    const qint64 torrentSizeLimit = Preferences::instance()->getTorrentFileSizeLimit();
 
-    QFile resumeDataFile {fastresumePath.data()};
-    if (!resumeDataFile.open(QIODevice::ReadOnly))
-        return nonstd::make_unexpected(tr("Cannot read file %1: %2").arg(fastresumePath.toString(), resumeDataFile.errorString()));
+    const auto resumeDataReadResult = Utils::IO::readFile(fastresumePath, torrentSizeLimit);
+    if (!resumeDataReadResult)
+        return nonstd::make_unexpected(resumeDataReadResult.error().message);
 
-    QFile metadataFile {torrentFilePath.data()};
-    if (metadataFile.exists() && !metadataFile.open(QIODevice::ReadOnly))
-        return nonstd::make_unexpected(tr("Cannot read file %1: %2").arg(torrentFilePath.toString(), metadataFile.errorString()));
-
-    const QByteArray data = resumeDataFile.readAll();
-    const QByteArray metadata = (metadataFile.isOpen() ? metadataFile.readAll() : "");
+    const auto metadataReadResult = Utils::IO::readFile(torrentFilePath, torrentSizeLimit);
+    if (!metadataReadResult)
+    {
+        if (metadataReadResult.error().status != Utils::IO::ReadError::NotExist)
+            return nonstd::make_unexpected(metadataReadResult.error().message);
+    }
 
+    const QByteArray data = resumeDataReadResult.value();
+    const QByteArray metadata = metadataReadResult.value_or(QByteArray());
     return loadTorrentResumeData(data, metadata);
 }
 
@@ -162,6 +166,8 @@ void BitTorrent::BencodeResumeDataStorage::doLoadAll() const
 
 void BitTorrent::BencodeResumeDataStorage::loadQueue(const Path &queueFilename)
 {
+    const int lineMaxLength = 48;
+
     QFile queueFile {queueFilename.data()};
     if (!queueFile.exists())
         return;
@@ -172,11 +178,11 @@ void BitTorrent::BencodeResumeDataStorage::loadQueue(const Path &queueFilename)
         return;
     }
 
-    const QRegularExpression hashPattern {u"^([A-Fa-f0-9]{40})$"_qs};
+    const QRegularExpression hashPattern {u"^([A-Fa-f0-9]{40})$"_s};
     int start = 0;
     while (true)
     {
-        const auto line = QString::fromLatin1(queueFile.readLine().trimmed());
+        const auto line = QString::fromLatin1(queueFile.readLine(lineMaxLength).trimmed());
         if (line.isEmpty())
             break;
 
@@ -196,9 +202,11 @@ void BitTorrent::BencodeResumeDataStorage::loadQueue(const Path &queueFilename)
 
 BitTorrent::LoadResumeDataResult BitTorrent::BencodeResumeDataStorage::loadTorrentResumeData(const QByteArray &data, const QByteArray &metadata) const
 {
+    const auto *pref = Preferences::instance();
+
     lt::error_code ec;
     const lt::bdecode_node resumeDataRoot = lt::bdecode(data, ec
-            , nullptr, BENCODE_DEPTH_LIMIT, BENCODE_TOKEN_LIMIT);
+            , nullptr, pref->getBdecodeDepthLimit(), pref->getBdecodeTokenLimit());
     if (ec)
         return nonstd::make_unexpected(tr("Cannot parse resume data: %1").arg(QString::fromStdString(ec.message())));
 
@@ -208,9 +216,10 @@ BitTorrent::LoadResumeDataResult BitTorrent::BencodeResumeDataStorage::loadTorre
     LoadTorrentParams torrentParams;
     torrentParams.category = fromLTString(resumeDataRoot.dict_find_string_value("qBt-category"));
     torrentParams.name = fromLTString(resumeDataRoot.dict_find_string_value("qBt-name"));
-    torrentParams.hasSeedStatus = resumeDataRoot.dict_find_int_value("qBt-seedStatus");
+    torrentParams.hasFinishedStatus = resumeDataRoot.dict_find_int_value("qBt-seedStatus");
     torrentParams.firstLastPiecePriority = resumeDataRoot.dict_find_int_value("qBt-firstLastPiecePriority");
     torrentParams.seedingTimeLimit = resumeDataRoot.dict_find_int_value("qBt-seedingTimeLimit", Torrent::USE_GLOBAL_SEEDING_TIME);
+    torrentParams.inactiveSeedingTimeLimit = resumeDataRoot.dict_find_int_value("qBt-inactiveSeedingTimeLimit", Torrent::USE_GLOBAL_INACTIVE_SEEDING_TIME);
 
     torrentParams.savePath = Profile::instance()->fromPortablePath(
                 Path(fromLTString(resumeDataRoot.dict_find_string_value("qBt-savePath"))));
@@ -265,8 +274,9 @@ BitTorrent::LoadResumeDataResult BitTorrent::BencodeResumeDataStorage::loadTorre
 
     if (!metadata.isEmpty())
     {
+        const auto *pref = Preferences::instance();
         const lt::bdecode_node torentInfoRoot = lt::bdecode(metadata, ec
-                , nullptr, BENCODE_DEPTH_LIMIT, BENCODE_TOKEN_LIMIT);
+                , nullptr, pref->getBdecodeDepthLimit(), pref->getBdecodeTokenLimit());
         if (ec)
             return nonstd::make_unexpected(tr("Cannot parse torrent info: %1").arg(QString::fromStdString(ec.message())));
 
@@ -368,7 +378,7 @@ void BitTorrent::BencodeResumeDataStorage::Worker::store(const TorrentID &id, co
         metadataDict.insert(dataDict.extract("created by"));
         metadataDict.insert(dataDict.extract("comment"));
 
-        const Path torrentFilepath = m_resumeDataDir / Path(u"%1.torrent"_qs.arg(id.toString()));
+        const Path torrentFilepath = m_resumeDataDir / Path(u"%1.torrent"_s.arg(id.toString()));
         const nonstd::expected<void, QString> result = Utils::IO::saveToFile(torrentFilepath, metadata);
         if (!result)
         {
@@ -380,10 +390,11 @@ void BitTorrent::BencodeResumeDataStorage::Worker::store(const TorrentID &id, co
 
     data["qBt-ratioLimit"] = static_cast<int>(resumeData.ratioLimit * 1000);
     data["qBt-seedingTimeLimit"] = resumeData.seedingTimeLimit;
+    data["qBt-inactiveSeedingTimeLimit"] = resumeData.inactiveSeedingTimeLimit;
     data["qBt-category"] = resumeData.category.toStdString();
     data["qBt-tags"] = setToEntryList(resumeData.tags);
     data["qBt-name"] = resumeData.name.toStdString();
-    data["qBt-seedStatus"] = resumeData.hasSeedStatus;
+    data["qBt-seedStatus"] = resumeData.hasFinishedStatus;
     data["qBt-contentLayout"] = Utils::String::fromEnum(resumeData.contentLayout).toStdString();
     data["qBt-firstLastPiecePriority"] = resumeData.firstLastPiecePriority;
     data["qBt-stopCondition"] = Utils::String::fromEnum(resumeData.stopCondition).toStdString();
@@ -394,7 +405,7 @@ void BitTorrent::BencodeResumeDataStorage::Worker::store(const TorrentID &id, co
         data["qBt-downloadPath"] = Profile::instance()->toPortablePath(resumeData.downloadPath).data().toStdString();
     }
 
-    const Path resumeFilepath = m_resumeDataDir / Path(u"%1.fastresume"_qs.arg(id.toString()));
+    const Path resumeFilepath = m_resumeDataDir / Path(u"%1.fastresume"_s.arg(id.toString()));
     const nonstd::expected<void, QString> result = Utils::IO::saveToFile(resumeFilepath, data);
     if (!result)
     {
@@ -405,10 +416,10 @@ void BitTorrent::BencodeResumeDataStorage::Worker::store(const TorrentID &id, co
 
 void BitTorrent::BencodeResumeDataStorage::Worker::remove(const TorrentID &id) const
 {
-    const Path resumeFilename {u"%1.fastresume"_qs.arg(id.toString())};
+    const Path resumeFilename {u"%1.fastresume"_s.arg(id.toString())};
     Utils::Fs::removeFile(m_resumeDataDir / resumeFilename);
 
-    const Path torrentFilename {u"%1.torrent"_qs.arg(id.toString())};
+    const Path torrentFilename {u"%1.torrent"_s.arg(id.toString())};
     Utils::Fs::removeFile(m_resumeDataDir / torrentFilename);
 }
 
@@ -419,7 +430,7 @@ void BitTorrent::BencodeResumeDataStorage::Worker::storeQueue(const QVector<Torr
     for (const BitTorrent::TorrentID &torrentID : queue)
         data += (torrentID.toString().toLatin1() + '\n');
 
-    const Path filepath = m_resumeDataDir / Path(u"queue"_qs);
+    const Path filepath = m_resumeDataDir / Path(u"queue"_s);
     const nonstd::expected<void, QString> result = Utils::IO::saveToFile(filepath, data);
     if (!result)
     {

src/base/bittorrent/categoryoptions.cpp

@@ -33,8 +33,8 @@
 
 #include "base/global.h"
 
-const QString OPTION_SAVEPATH = u"save_path"_qs;
-const QString OPTION_DOWNLOADPATH = u"download_path"_qs;
+const QString OPTION_SAVEPATH = u"save_path"_s;
+const QString OPTION_DOWNLOADPATH = u"download_path"_s;
 
 BitTorrent::CategoryOptions BitTorrent::CategoryOptions::fromJSON(const QJsonObject &jsonObj)
 {

src/base/bittorrent/common.h

@@ -32,8 +32,4 @@
 
 #include "base/global.h"
 
-inline const QString QB_EXT = u".!qB"_qs;
-
-inline const int MAX_TORRENT_SIZE = 100 * 1024 * 1024; // 100 MiB
-inline const int BENCODE_DEPTH_LIMIT = 100;
-inline const int BENCODE_TOKEN_LIMIT = 10'000'000;
+inline const QString QB_EXT = u".!qB"_s;

src/base/bittorrent/customstorage.cpp

@@ -92,7 +92,7 @@ bool CustomDiskIOThread::async_write(lt::storage_index_t storage, const lt::peer
                                      , const char *buf, std::shared_ptr<lt::disk_observer> diskObserver
                                      , std::function<void (const lt::storage_error &)> handler, lt::disk_job_flags_t flags)
 {
-    return m_nativeDiskIO->async_write(storage, peerRequest, buf, diskObserver, std::move(handler), flags);
+    return m_nativeDiskIO->async_write(storage, peerRequest, buf, std::move(diskObserver), std::move(handler), flags);
 }
 
 void CustomDiskIOThread::async_hash(lt::storage_index_t storage, lt::piece_index_t piece
@@ -120,7 +120,11 @@ void CustomDiskIOThread::async_move_storage(lt::storage_index_t storage, std::st
     m_nativeDiskIO->async_move_storage(storage, path, flags
                                        , [=, handler = std::move(handler)](lt::status_t status, const std::string &path, const lt::storage_error &error)
     {
+#if LIBTORRENT_VERSION_NUM < 20100
         if ((status != lt::status_t::fatal_disk_error) && (status != lt::status_t::file_exist))
+#else
+        if ((status != lt::disk_status::fatal_disk_error) && (status != lt::disk_status::file_exist))
+#endif
             m_storageData[storage].savePath = newSavePath;
 
         handler(status, path, error);
@@ -137,7 +141,7 @@ void CustomDiskIOThread::async_check_files(lt::storage_index_t storage, const lt
                                            , std::function<void (lt::status_t, const lt::storage_error &)> handler)
 {
     handleCompleteFiles(storage, m_storageData[storage].savePath);
-    m_nativeDiskIO->async_check_files(storage, resume_data, links, std::move(handler));
+    m_nativeDiskIO->async_check_files(storage, resume_data, std::move(links), std::move(handler));
 }
 
 void CustomDiskIOThread::async_stop_torrent(lt::storage_index_t storage, std::function<void ()> handler)
@@ -166,8 +170,8 @@ void CustomDiskIOThread::async_delete_files(lt::storage_index_t storage, lt::rem
 void CustomDiskIOThread::async_set_file_priority(lt::storage_index_t storage, lt::aux::vector<lt::download_priority_t, lt::file_index_t> priorities
                                                  , std::function<void (const lt::storage_error &, lt::aux::vector<lt::download_priority_t, lt::file_index_t>)> handler)
 {
-    m_nativeDiskIO->async_set_file_priority(storage, priorities
-                                            , [=, handler = std::move(handler)](const lt::storage_error &error, lt::aux::vector<lt::download_priority_t, lt::file_index_t> priorities)
+    m_nativeDiskIO->async_set_file_priority(storage, std::move(priorities)
+                                            , [=, handler = std::move(handler)](const lt::storage_error &error, const lt::aux::vector<lt::download_priority_t, lt::file_index_t> &priorities)
     {
         m_storageData[storage].filePriorities = priorities;
         handler(error, priorities);

src/base/bittorrent/dbresumedatastorage.cpp

@@ -28,6 +28,8 @@
 
 #include "dbresumedatastorage.h"
 
+#include <memory>
+#include <queue>
 #include <utility>
 
 #include <libtorrent/bdecode.hpp>
@@ -38,7 +40,8 @@
 #include <libtorrent/write_resume_data.hpp>
 
 #include <QByteArray>
-#include <QFile>
+#include <QDebug>
+#include <QMutex>
 #include <QSet>
 #include <QSqlDatabase>
 #include <QSqlError>
@@ -46,28 +49,69 @@
 #include <QSqlRecord>
 #include <QThread>
 #include <QVector>
+#include <QWaitCondition>
 
 #include "base/exceptions.h"
 #include "base/global.h"
 #include "base/logger.h"
 #include "base/path.h"
+#include "base/preferences.h"
 #include "base/profile.h"
 #include "base/utils/fs.h"
 #include "base/utils/string.h"
-#include "common.h"
 #include "infohash.h"
 #include "loadtorrentparams.h"
 
 namespace
 {
-    const QString DB_CONNECTION_NAME = u"ResumeDataStorage"_qs;
+    const QString DB_CONNECTION_NAME = u"ResumeDataStorage"_s;
 
-    const int DB_VERSION = 3;
+    const int DB_VERSION = 5;
 
-    const QString DB_TABLE_META = u"meta"_qs;
-    const QString DB_TABLE_TORRENTS = u"torrents"_qs;
+    const QString DB_TABLE_META = u"meta"_s;
+    const QString DB_TABLE_TORRENTS = u"torrents"_s;
 
-    const QString META_VERSION = u"version"_qs;
+    const QString META_VERSION = u"version"_s;
+
+    using namespace BitTorrent;
+
+    class Job
+    {
+    public:
+        virtual ~Job() = default;
+        virtual void perform(QSqlDatabase db) = 0;
+    };
+
+    class StoreJob final : public Job
+    {
+    public:
+        StoreJob(const TorrentID &torrentID, const LoadTorrentParams &resumeData);
+        void perform(QSqlDatabase db) override;
+
+    private:
+        const TorrentID m_torrentID;
+        const LoadTorrentParams m_resumeData;
+    };
+
+    class RemoveJob final : public Job
+    {
+    public:
+        explicit RemoveJob(const TorrentID &torrentID);
+        void perform(QSqlDatabase db) override;
+
+    private:
+        const TorrentID m_torrentID;
+    };
+
+    class StoreQueueJob final : public Job
+    {
+    public:
+        explicit StoreQueueJob(const QVector<TorrentID> &queue);
+        void perform(QSqlDatabase db) override;
+
+    private:
+        const QVector<TorrentID> m_queue;
+    };
 
     struct Column
     {
@@ -91,6 +135,7 @@ namespace
     const Column DB_COLUMN_CONTENT_LAYOUT = makeColumn("content_layout");
     const Column DB_COLUMN_RATIO_LIMIT = makeColumn("ratio_limit");
     const Column DB_COLUMN_SEEDING_TIME_LIMIT = makeColumn("seeding_time_limit");
+    const Column DB_COLUMN_INACTIVE_SEEDING_TIME_LIMIT = makeColumn("inactive_seeding_time_limit");
     const Column DB_COLUMN_HAS_OUTER_PIECES_PRIORITY = makeColumn("has_outer_pieces_priority");
     const Column DB_COLUMN_HAS_SEED_STATUS = makeColumn("has_seed_status");
     const Column DB_COLUMN_OPERATING_MODE = makeColumn("operating_mode");
@@ -115,7 +160,7 @@ namespace
 
     QString makeCreateTableStatement(const QString &tableName, const QStringList &items)
     {
-        return u"CREATE TABLE %1 (%2)"_qs.arg(quoted(tableName), items.join(u','));
+        return u"CREATE TABLE %1 (%2)"_s.arg(quoted(tableName), items.join(u','));
     }
 
     std::pair<QString, QString> joinColumns(const QVector<Column> &columns)
@@ -146,115 +191,123 @@ namespace
     QString makeInsertStatement(const QString &tableName, const QVector<Column> &columns)
     {
         const auto [names, values] = joinColumns(columns);
-        return u"INSERT INTO %1 (%2) VALUES (%3)"_qs
+        return u"INSERT INTO %1 (%2) VALUES (%3)"_s
                 .arg(quoted(tableName), names, values);
     }
 
     QString makeUpdateStatement(const QString &tableName, const QVector<Column> &columns)
     {
         const auto [names, values] = joinColumns(columns);
-        return u"UPDATE %1 SET (%2) = (%3)"_qs
+        return u"UPDATE %1 SET (%2) = (%3)"_s
                 .arg(quoted(tableName), names, values);
     }
 
     QString makeOnConflictUpdateStatement(const Column &constraint, const QVector<Column> &columns)
     {
         const auto [names, values] = joinColumns(columns);
-        return u" ON CONFLICT (%1) DO UPDATE SET (%2) = (%3)"_qs
+        return u" ON CONFLICT (%1) DO UPDATE SET (%2) = (%3)"_s
                 .arg(quoted(constraint.name), names, values);
     }
 
     QString makeColumnDefinition(const Column &column, const char *definition)
     {
-        return u"%1 %2"_qs.arg(quoted(column.name), QString::fromLatin1(definition));
+        return u"%1 %2"_s.arg(quoted(column.name), QString::fromLatin1(definition));
+    }
+
+    LoadTorrentParams parseQueryResultRow(const QSqlQuery &query)
+    {
+        LoadTorrentParams resumeData;
+        resumeData.name = query.value(DB_COLUMN_NAME.name).toString();
+        resumeData.category = query.value(DB_COLUMN_CATEGORY.name).toString();
+        const QString tagsData = query.value(DB_COLUMN_TAGS.name).toString();
+        if (!tagsData.isEmpty())
+        {
+            const QStringList tagList = tagsData.split(u',');
+            resumeData.tags.insert(tagList.cbegin(), tagList.cend());
+        }
+        resumeData.hasFinishedStatus = query.value(DB_COLUMN_HAS_SEED_STATUS.name).toBool();
+        resumeData.firstLastPiecePriority = query.value(DB_COLUMN_HAS_OUTER_PIECES_PRIORITY.name).toBool();
+        resumeData.ratioLimit = query.value(DB_COLUMN_RATIO_LIMIT.name).toInt() / 1000.0;
+        resumeData.seedingTimeLimit = query.value(DB_COLUMN_SEEDING_TIME_LIMIT.name).toInt();
+        resumeData.inactiveSeedingTimeLimit = query.value(DB_COLUMN_INACTIVE_SEEDING_TIME_LIMIT.name).toInt();
+        resumeData.contentLayout = Utils::String::toEnum<TorrentContentLayout>(
+                    query.value(DB_COLUMN_CONTENT_LAYOUT.name).toString(), TorrentContentLayout::Original);
+        resumeData.operatingMode = Utils::String::toEnum<TorrentOperatingMode>(
+                    query.value(DB_COLUMN_OPERATING_MODE.name).toString(), TorrentOperatingMode::AutoManaged);
+        resumeData.stopped = query.value(DB_COLUMN_STOPPED.name).toBool();
+        resumeData.stopCondition = Utils::String::toEnum(
+                    query.value(DB_COLUMN_STOP_CONDITION.name).toString(), Torrent::StopCondition::None);
+
+        resumeData.savePath = Profile::instance()->fromPortablePath(
+                    Path(query.value(DB_COLUMN_TARGET_SAVE_PATH.name).toString()));
+        resumeData.useAutoTMM = resumeData.savePath.isEmpty();
+        if (!resumeData.useAutoTMM)
+        {
+            resumeData.downloadPath = Profile::instance()->fromPortablePath(
+                        Path(query.value(DB_COLUMN_DOWNLOAD_PATH.name).toString()));
+        }
+
+        const QByteArray bencodedResumeData = query.value(DB_COLUMN_RESUMEDATA.name).toByteArray();
+        const auto *pref = Preferences::instance();
+        const int bdecodeDepthLimit = pref->getBdecodeDepthLimit();
+        const int bdecodeTokenLimit = pref->getBdecodeTokenLimit();
+
+        lt::error_code ec;
+        const lt::bdecode_node resumeDataRoot = lt::bdecode(bencodedResumeData, ec
+                , nullptr, bdecodeDepthLimit, bdecodeTokenLimit);
+
+        lt::add_torrent_params &p = resumeData.ltAddTorrentParams;
+
+        p = lt::read_resume_data(resumeDataRoot, ec);
+
+        if (const QByteArray bencodedMetadata = query.value(DB_COLUMN_METADATA.name).toByteArray()
+                ; !bencodedMetadata.isEmpty())
+        {
+            const lt::bdecode_node torentInfoRoot = lt::bdecode(bencodedMetadata, ec
+                    , nullptr, bdecodeDepthLimit, bdecodeTokenLimit);
+            p.ti = std::make_shared<lt::torrent_info>(torentInfoRoot, ec);
+        }
+
+        p.save_path = Profile::instance()->fromPortablePath(Path(fromLTString(p.save_path)))
+                .toString().toStdString();
+
+        if (p.flags & lt::torrent_flags::stop_when_ready)
+        {
+            p.flags &= ~lt::torrent_flags::stop_when_ready;
+            resumeData.stopCondition = Torrent::StopCondition::FilesChecked;
+        }
+
+        return resumeData;
     }
 }
 
 namespace BitTorrent
 {
-    class DBResumeDataStorage::Worker final : public QObject
+    class DBResumeDataStorage::Worker final : public QThread
     {
         Q_DISABLE_COPY_MOVE(Worker)
 
     public:
-        Worker(const Path &dbPath, const QString &dbConnectionName, QReadWriteLock &dbLock);
+        Worker(const Path &dbPath, QReadWriteLock &dbLock);
 
-        void openDatabase() const;
-        void closeDatabase() const;
+        void run() override;
+        void requestInterruption();
 
-        void store(const TorrentID &id, const LoadTorrentParams &resumeData) const;
-        void remove(const TorrentID &id) const;
-        void storeQueue(const QVector<TorrentID> &queue) const;
+        void store(const TorrentID &id, const LoadTorrentParams &resumeData);
+        void remove(const TorrentID &id);
+        void storeQueue(const QVector<TorrentID> &queue);
 
     private:
+        void addJob(std::unique_ptr<Job> job);
+
+        const QString m_connectionName = u"ResumeDataStorageWorker"_s;
         const Path m_path;
-        const QString m_connectionName;
         QReadWriteLock &m_dbLock;
+
+        std::queue<std::unique_ptr<Job>> m_jobs;
+        QMutex m_jobsMutex;
+        QWaitCondition m_waitCondition;
     };
-
-    namespace
-    {
-        LoadTorrentParams parseQueryResultRow(const QSqlQuery &query)
-        {
-            LoadTorrentParams resumeData;
-            resumeData.name = query.value(DB_COLUMN_NAME.name).toString();
-            resumeData.category = query.value(DB_COLUMN_CATEGORY.name).toString();
-            const QString tagsData = query.value(DB_COLUMN_TAGS.name).toString();
-            if (!tagsData.isEmpty())
-            {
-                const QStringList tagList = tagsData.split(u',');
-                resumeData.tags.insert(tagList.cbegin(), tagList.cend());
-            }
-            resumeData.hasSeedStatus = query.value(DB_COLUMN_HAS_SEED_STATUS.name).toBool();
-            resumeData.firstLastPiecePriority = query.value(DB_COLUMN_HAS_OUTER_PIECES_PRIORITY.name).toBool();
-            resumeData.ratioLimit = query.value(DB_COLUMN_RATIO_LIMIT.name).toInt() / 1000.0;
-            resumeData.seedingTimeLimit = query.value(DB_COLUMN_SEEDING_TIME_LIMIT.name).toInt();
-            resumeData.contentLayout = Utils::String::toEnum<TorrentContentLayout>(
-                        query.value(DB_COLUMN_CONTENT_LAYOUT.name).toString(), TorrentContentLayout::Original);
-            resumeData.operatingMode = Utils::String::toEnum<TorrentOperatingMode>(
-                        query.value(DB_COLUMN_OPERATING_MODE.name).toString(), TorrentOperatingMode::AutoManaged);
-            resumeData.stopped = query.value(DB_COLUMN_STOPPED.name).toBool();
-            resumeData.stopCondition = Utils::String::toEnum(
-                        query.value(DB_COLUMN_STOP_CONDITION.name).toString(), Torrent::StopCondition::None);
-
-            resumeData.savePath = Profile::instance()->fromPortablePath(
-                        Path(query.value(DB_COLUMN_TARGET_SAVE_PATH.name).toString()));
-            resumeData.useAutoTMM = resumeData.savePath.isEmpty();
-            if (!resumeData.useAutoTMM)
-            {
-                resumeData.downloadPath = Profile::instance()->fromPortablePath(
-                            Path(query.value(DB_COLUMN_DOWNLOAD_PATH.name).toString()));
-            }
-
-            const QByteArray bencodedResumeData = query.value(DB_COLUMN_RESUMEDATA.name).toByteArray();
-
-            lt::error_code ec;
-            const lt::bdecode_node resumeDataRoot = lt::bdecode(bencodedResumeData, ec
-                    , nullptr, BENCODE_DEPTH_LIMIT, BENCODE_TOKEN_LIMIT);
-
-            lt::add_torrent_params &p = resumeData.ltAddTorrentParams;
-
-            p = lt::read_resume_data(resumeDataRoot, ec);
-
-            if (const QByteArray bencodedMetadata = query.value(DB_COLUMN_METADATA.name).toByteArray(); !bencodedMetadata.isEmpty())
-            {
-                const lt::bdecode_node torentInfoRoot = lt::bdecode(bencodedMetadata, ec
-                        , nullptr, BENCODE_DEPTH_LIMIT, BENCODE_TOKEN_LIMIT);
-                p.ti = std::make_shared<lt::torrent_info>(torentInfoRoot, ec);
-            }
-
-            p.save_path = Profile::instance()->fromPortablePath(Path(fromLTString(p.save_path)))
-                    .toString().toStdString();
-
-            if (p.flags & lt::torrent_flags::stop_when_ready)
-            {
-                p.flags &= ~lt::torrent_flags::stop_when_ready;
-                resumeData.stopCondition = Torrent::StopCondition::FilesChecked;
-            }
-
-            return resumeData;
-        }
-    }
 }
 
 BitTorrent::DBResumeDataStorage::DBResumeDataStorage(const Path &dbPath, QObject *parent)
@@ -263,7 +316,7 @@ BitTorrent::DBResumeDataStorage::DBResumeDataStorage(const Path &dbPath, QObject
 {
     const bool needCreateDB = !dbPath.exists();
 
-    auto db = QSqlDatabase::addDatabase(u"QSQLITE"_qs, DB_CONNECTION_NAME);
+    auto db = QSqlDatabase::addDatabase(u"QSQLITE"_s, DB_CONNECTION_NAME);
     db.setDatabaseName(dbPath.data());
     if (!db.open())
         throw RuntimeError(db.lastError().text());
@@ -279,37 +332,20 @@ BitTorrent::DBResumeDataStorage::DBResumeDataStorage(const Path &dbPath, QObject
             updateDB(dbVersion);
     }
 
-    m_asyncWorker = new Worker(dbPath, u"ResumeDataStorageWorker"_qs, m_dbLock);
-    m_asyncWorker->moveToThread(m_ioThread.get());
-    connect(m_ioThread.get(), &QThread::finished, m_asyncWorker, &QObject::deleteLater);
-    m_ioThread->start();
-
-    RuntimeError *errPtr = nullptr;
-    QMetaObject::invokeMethod(m_asyncWorker, [this, &errPtr]()
-    {
-        try
-        {
-            m_asyncWorker->openDatabase();
-        }
-        catch (const RuntimeError &err)
-        {
-            errPtr = new RuntimeError(err);
-        }
-    }, Qt::BlockingQueuedConnection);
-
-    if (errPtr)
-        throw *errPtr;
+    m_asyncWorker = new Worker(dbPath, m_dbLock);
+    m_asyncWorker->start();
 }
 
 BitTorrent::DBResumeDataStorage::~DBResumeDataStorage()
 {
-    QMetaObject::invokeMethod(m_asyncWorker, &Worker::closeDatabase);
+    m_asyncWorker->requestInterruption();
+    m_asyncWorker->wait();
     QSqlDatabase::removeDatabase(DB_CONNECTION_NAME);
 }
 
 QVector<BitTorrent::TorrentID> BitTorrent::DBResumeDataStorage::registeredTorrents() const
 {
-    const auto selectTorrentIDStatement = u"SELECT %1 FROM %2 ORDER BY %3;"_qs
+    const auto selectTorrentIDStatement = u"SELECT %1 FROM %2 ORDER BY %3;"_s
             .arg(quoted(DB_COLUMN_TORRENT_ID.name), quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name));
 
     auto db = QSqlDatabase::database(DB_CONNECTION_NAME);
@@ -328,7 +364,7 @@ QVector<BitTorrent::TorrentID> BitTorrent::DBResumeDataStorage::registeredTorren
 
 BitTorrent::LoadResumeDataResult BitTorrent::DBResumeDataStorage::load(const TorrentID &id) const
 {
-    const QString selectTorrentStatement = u"SELECT * FROM %1 WHERE %2 = %3;"_qs
+    const QString selectTorrentStatement = u"SELECT * FROM %1 WHERE %2 = %3;"_s
         .arg(quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_TORRENT_ID.name), DB_COLUMN_TORRENT_ID.placeholder);
 
     auto db = QSqlDatabase::database(DB_CONNECTION_NAME);
@@ -356,41 +392,32 @@ BitTorrent::LoadResumeDataResult BitTorrent::DBResumeDataStorage::load(const Tor
 
 void BitTorrent::DBResumeDataStorage::store(const TorrentID &id, const LoadTorrentParams &resumeData) const
 {
-    QMetaObject::invokeMethod(m_asyncWorker, [this, id, resumeData]()
-    {
-        m_asyncWorker->store(id, resumeData);
-    });
+    m_asyncWorker->store(id, resumeData);
 }
 
 void BitTorrent::DBResumeDataStorage::remove(const BitTorrent::TorrentID &id) const
 {
-    QMetaObject::invokeMethod(m_asyncWorker, [this, id]()
-    {
-        m_asyncWorker->remove(id);
-    });
+    m_asyncWorker->remove(id);
 }
 
 void BitTorrent::DBResumeDataStorage::storeQueue(const QVector<TorrentID> &queue) const
 {
-    QMetaObject::invokeMethod(m_asyncWorker, [this, queue]()
-    {
-        m_asyncWorker->storeQueue(queue);
-    });
+    m_asyncWorker->storeQueue(queue);
 }
 
 void BitTorrent::DBResumeDataStorage::doLoadAll() const
 {
-    const QString connectionName = u"ResumeDataStorageLoadAll"_qs;
+    const QString connectionName = u"ResumeDataStorageLoadAll"_s;
 
     {
-        auto db = QSqlDatabase::addDatabase(u"QSQLITE"_qs, connectionName);
+        auto db = QSqlDatabase::addDatabase(u"QSQLITE"_s, connectionName);
         db.setDatabaseName(path().data());
         if (!db.open())
             throw RuntimeError(db.lastError().text());
 
         QSqlQuery query {db};
 
-        const auto selectTorrentIDStatement = u"SELECT %1 FROM %2 ORDER BY %3;"_qs
+        const auto selectTorrentIDStatement = u"SELECT %1 FROM %2 ORDER BY %3;"_s
                 .arg(quoted(DB_COLUMN_TORRENT_ID.name), quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name));
 
         const QReadLocker locker {&m_dbLock};
@@ -405,7 +432,7 @@ void BitTorrent::DBResumeDataStorage::doLoadAll() const
 
         emit const_cast<DBResumeDataStorage *>(this)->loadStarted(registeredTorrents);
 
-        const auto selectStatement = u"SELECT * FROM %1 ORDER BY %2;"_qs.arg(quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name));
+        const auto selectStatement = u"SELECT * FROM %1 ORDER BY %2;"_s.arg(quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name));
         if (!query.exec(selectStatement))
             throw RuntimeError(query.lastError().text());
 
@@ -423,7 +450,7 @@ void BitTorrent::DBResumeDataStorage::doLoadAll() const
 
 int BitTorrent::DBResumeDataStorage::currentDBVersion() const
 {
-    const auto selectDBVersionStatement = u"SELECT %1 FROM %2 WHERE %3 = %4;"_qs
+    const auto selectDBVersionStatement = u"SELECT %1 FROM %2 WHERE %3 = %4;"_s
             .arg(quoted(DB_COLUMN_VALUE.name), quoted(DB_TABLE_META), quoted(DB_COLUMN_NAME.name), DB_COLUMN_NAME.placeholder);
 
     auto db = QSqlDatabase::database(DB_CONNECTION_NAME);
@@ -452,9 +479,17 @@ int BitTorrent::DBResumeDataStorage::currentDBVersion() const
 
 void BitTorrent::DBResumeDataStorage::createDB() const
 {
-    auto db = QSqlDatabase::database(DB_CONNECTION_NAME);
+    try
+    {
+        enableWALMode();
+    }
+    catch (const RuntimeError &err)
+    {
+        LogMsg(tr("Couldn't enable Write-Ahead Logging (WAL) journaling mode. Error: %1.")
+               .arg(err.message()), Log::WARNING);
+    }
 
-    const QWriteLocker locker {&m_dbLock};
+    auto db = QSqlDatabase::database(DB_CONNECTION_NAME);
 
     if (!db.transaction())
         throw RuntimeError(db.lastError().text());
@@ -494,6 +529,7 @@ void BitTorrent::DBResumeDataStorage::createDB() const
             makeColumnDefinition(DB_COLUMN_CONTENT_LAYOUT, "TEXT NOT NULL"),
             makeColumnDefinition(DB_COLUMN_RATIO_LIMIT, "INTEGER NOT NULL"),
             makeColumnDefinition(DB_COLUMN_SEEDING_TIME_LIMIT, "INTEGER NOT NULL"),
+            makeColumnDefinition(DB_COLUMN_INACTIVE_SEEDING_TIME_LIMIT, "INTEGER NOT NULL"),
             makeColumnDefinition(DB_COLUMN_HAS_OUTER_PIECES_PRIORITY, "INTEGER NOT NULL"),
             makeColumnDefinition(DB_COLUMN_HAS_SEED_STATUS, "INTEGER NOT NULL"),
             makeColumnDefinition(DB_COLUMN_OPERATING_MODE, "TEXT NOT NULL"),
@@ -506,6 +542,12 @@ void BitTorrent::DBResumeDataStorage::createDB() const
         if (!query.exec(createTableTorrentsQuery))
             throw RuntimeError(query.lastError().text());
 
+        const QString torrentsQueuePositionIndexName = u"%1_%2_INDEX"_s.arg(DB_TABLE_TORRENTS, DB_COLUMN_QUEUE_POSITION.name);
+        const QString createTorrentsQueuePositionIndexQuery = u"CREATE INDEX %1 ON %2 (%3)"_s
+                .arg(quoted(torrentsQueuePositionIndexName), quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name));
+        if (!query.exec(createTorrentsQueuePositionIndexQuery))
+            throw RuntimeError(query.lastError().text());
+
         if (!db.commit())
             throw RuntimeError(db.lastError().text());
     }
@@ -534,11 +576,11 @@ void BitTorrent::DBResumeDataStorage::updateDB(const int fromVersion) const
     {
         if (fromVersion == 1)
         {
-            const auto testQuery = u"SELECT COUNT(%1) FROM %2;"_qs
+            const auto testQuery = u"SELECT COUNT(%1) FROM %2;"_s
                     .arg(quoted(DB_COLUMN_DOWNLOAD_PATH.name), quoted(DB_TABLE_TORRENTS));
             if (!query.exec(testQuery))
             {
-                const auto alterTableTorrentsQuery = u"ALTER TABLE %1 ADD %2"_qs
+                const auto alterTableTorrentsQuery = u"ALTER TABLE %1 ADD %2"_s
                         .arg(quoted(DB_TABLE_TORRENTS), makeColumnDefinition(DB_COLUMN_DOWNLOAD_PATH, "TEXT"));
                 if (!query.exec(alterTableTorrentsQuery))
                     throw RuntimeError(query.lastError().text());
@@ -547,17 +589,34 @@ void BitTorrent::DBResumeDataStorage::updateDB(const int fromVersion) const
 
         if (fromVersion <= 2)
         {
-            const auto testQuery = u"SELECT COUNT(%1) FROM %2;"_qs
+            const auto testQuery = u"SELECT COUNT(%1) FROM %2;"_s
                     .arg(quoted(DB_COLUMN_STOP_CONDITION.name), quoted(DB_TABLE_TORRENTS));
             if (!query.exec(testQuery))
             {
-                const auto alterTableTorrentsQuery = u"ALTER TABLE %1 ADD %2"_qs
+                const auto alterTableTorrentsQuery = u"ALTER TABLE %1 ADD %2"_s
                         .arg(quoted(DB_TABLE_TORRENTS), makeColumnDefinition(DB_COLUMN_STOP_CONDITION, "TEXT NOT NULL DEFAULT `None`"));
                 if (!query.exec(alterTableTorrentsQuery))
                     throw RuntimeError(query.lastError().text());
             }
         }
 
+        if (fromVersion <= 3)
+        {
+            const QString torrentsQueuePositionIndexName = u"%1_%2_INDEX"_s.arg(DB_TABLE_TORRENTS, DB_COLUMN_QUEUE_POSITION.name);
+            const QString createTorrentsQueuePositionIndexQuery = u"CREATE INDEX IF NOT EXISTS %1 ON %2 (%3)"_s
+                    .arg(quoted(torrentsQueuePositionIndexName), quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name));
+            if (!query.exec(createTorrentsQueuePositionIndexQuery))
+                throw RuntimeError(query.lastError().text());
+        }
+
+        if (fromVersion <= 4)
+        {
+            const auto alterTableTorrentsQuery = u"ALTER TABLE %1 ADD %2"_s
+                    .arg(quoted(DB_TABLE_TORRENTS), makeColumnDefinition(DB_COLUMN_INACTIVE_SEEDING_TIME_LIMIT, "INTEGER NOT NULL DEFAULT -2"));
+            if (!query.exec(alterTableTorrentsQuery))
+                throw RuntimeError(query.lastError().text());
+        }
+
         const QString updateMetaVersionQuery = makeUpdateStatement(DB_TABLE_META, {DB_COLUMN_NAME, DB_COLUMN_VALUE});
         if (!query.prepare(updateMetaVersionQuery))
             throw RuntimeError(query.lastError().text());
@@ -578,217 +637,307 @@ void BitTorrent::DBResumeDataStorage::updateDB(const int fromVersion) const
     }
 }
 
-BitTorrent::DBResumeDataStorage::Worker::Worker(const Path &dbPath, const QString &dbConnectionName, QReadWriteLock &dbLock)
+void BitTorrent::DBResumeDataStorage::enableWALMode() const
+{
+    auto db = QSqlDatabase::database(DB_CONNECTION_NAME);
+    QSqlQuery query {db};
+
+    if (!query.exec(u"PRAGMA journal_mode = WAL;"_s))
+        throw RuntimeError(query.lastError().text());
+
+    if (!query.next())
+        throw RuntimeError(tr("Couldn't obtain query result."));
+
+    const QString result = query.value(0).toString();
+    if (result.compare(u"WAL"_s, Qt::CaseInsensitive) != 0)
+        throw RuntimeError(tr("WAL mode is probably unsupported due to filesystem limitations."));
+}
+
+BitTorrent::DBResumeDataStorage::Worker::Worker(const Path &dbPath, QReadWriteLock &dbLock)
     : m_path {dbPath}
-    , m_connectionName {dbConnectionName}
     , m_dbLock {dbLock}
 {
 }
 
-void BitTorrent::DBResumeDataStorage::Worker::openDatabase() const
+void BitTorrent::DBResumeDataStorage::Worker::run()
 {
-    auto db = QSqlDatabase::addDatabase(u"QSQLITE"_qs, m_connectionName);
-    db.setDatabaseName(m_path.data());
-    if (!db.open())
-        throw RuntimeError(db.lastError().text());
-}
+    {
+        auto db = QSqlDatabase::addDatabase(u"QSQLITE"_s, m_connectionName);
+        db.setDatabaseName(m_path.data());
+        if (!db.open())
+            throw RuntimeError(db.lastError().text());
+
+        int64_t transactedJobsCount = 0;
+        while (true)
+        {
+            m_jobsMutex.lock();
+            if (m_jobs.empty())
+            {
+                if (transactedJobsCount > 0)
+                {
+                    db.commit();
+                    m_dbLock.unlock();
+
+                    qDebug() << "Resume data changes are committed. Transacted jobs:" << transactedJobsCount;
+                    transactedJobsCount = 0;
+                }
+
+                if (isInterruptionRequested())
+                {
+                    m_jobsMutex.unlock();
+                    break;
+                }
+
+                m_waitCondition.wait(&m_jobsMutex);
+                if (isInterruptionRequested())
+                {
+                    m_jobsMutex.unlock();
+                    break;
+                }
+
+                m_dbLock.lockForWrite();
+                if (!db.transaction())
+                {
+                    LogMsg(tr("Couldn't begin transaction. Error: %1").arg(db.lastError().text()), Log::WARNING);
+                    m_dbLock.unlock();
+                    break;
+                }
+            }
+            std::unique_ptr<Job> job = std::move(m_jobs.front());
+            m_jobs.pop();
+            m_jobsMutex.unlock();
+
+            job->perform(db);
+            ++transactedJobsCount;
+        }
+
+        db.close();
+    }
 
-void BitTorrent::DBResumeDataStorage::Worker::closeDatabase() const
-{
     QSqlDatabase::removeDatabase(m_connectionName);
 }
 
-void BitTorrent::DBResumeDataStorage::Worker::store(const TorrentID &id, const LoadTorrentParams &resumeData) const
+void DBResumeDataStorage::Worker::requestInterruption()
 {
-    // We need to adjust native libtorrent resume data
-    lt::add_torrent_params p = resumeData.ltAddTorrentParams;
-    p.save_path = Profile::instance()->toPortablePath(Path(p.save_path))
-            .toString().toStdString();
-    if (resumeData.stopped)
+    QThread::requestInterruption();
+    m_waitCondition.wakeAll();
+}
+
+void BitTorrent::DBResumeDataStorage::Worker::store(const TorrentID &id, const LoadTorrentParams &resumeData)
+{
+    addJob(std::make_unique<StoreJob>(id, resumeData));
+}
+
+void BitTorrent::DBResumeDataStorage::Worker::remove(const TorrentID &id)
+{
+    addJob(std::make_unique<RemoveJob>(id));
+}
+
+void BitTorrent::DBResumeDataStorage::Worker::storeQueue(const QVector<TorrentID> &queue)
+{
+    addJob(std::make_unique<StoreQueueJob>(queue));
+}
+
+void BitTorrent::DBResumeDataStorage::Worker::addJob(std::unique_ptr<Job> job)
+{
+    m_jobsMutex.lock();
+    m_jobs.push(std::move(job));
+    m_jobsMutex.unlock();
+
+    m_waitCondition.wakeAll();
+}
+
+namespace
+{
+    using namespace BitTorrent;
+
+    StoreJob::StoreJob(const TorrentID &torrentID, const LoadTorrentParams &resumeData)
+        : m_torrentID {torrentID}
+        , m_resumeData {resumeData}
     {
-        p.flags |= lt::torrent_flags::paused;
-        p.flags &= ~lt::torrent_flags::auto_managed;
     }
-    else
+
+    void StoreJob::perform(QSqlDatabase db)
     {
-        // Torrent can be actually "running" but temporarily "paused" to perform some
-        // service jobs behind the scenes so we need to restore it as "running"
-        if (resumeData.operatingMode == BitTorrent::TorrentOperatingMode::AutoManaged)
+        // We need to adjust native libtorrent resume data
+        lt::add_torrent_params p = m_resumeData.ltAddTorrentParams;
+        p.save_path = Profile::instance()->toPortablePath(Path(p.save_path))
+                .toString().toStdString();
+        if (m_resumeData.stopped)
         {
-            p.flags |= lt::torrent_flags::auto_managed;
+            p.flags |= lt::torrent_flags::paused;
+            p.flags &= ~lt::torrent_flags::auto_managed;
         }
         else
         {
-            p.flags &= ~lt::torrent_flags::paused;
-            p.flags &= ~lt::torrent_flags::auto_managed;
+            // Torrent can be actually "running" but temporarily "paused" to perform some
+            // service jobs behind the scenes so we need to restore it as "running"
+            if (m_resumeData.operatingMode == BitTorrent::TorrentOperatingMode::AutoManaged)
+            {
+                p.flags |= lt::torrent_flags::auto_managed;
+            }
+            else
+            {
+                p.flags &= ~lt::torrent_flags::paused;
+                p.flags &= ~lt::torrent_flags::auto_managed;
+            }
         }
-    }
 
-    QVector<Column> columns {
-        DB_COLUMN_TORRENT_ID,
-        DB_COLUMN_NAME,
-        DB_COLUMN_CATEGORY,
-        DB_COLUMN_TAGS,
-        DB_COLUMN_TARGET_SAVE_PATH,
-        DB_COLUMN_DOWNLOAD_PATH,
-        DB_COLUMN_CONTENT_LAYOUT,
-        DB_COLUMN_RATIO_LIMIT,
-        DB_COLUMN_SEEDING_TIME_LIMIT,
-        DB_COLUMN_HAS_OUTER_PIECES_PRIORITY,
-        DB_COLUMN_HAS_SEED_STATUS,
-        DB_COLUMN_OPERATING_MODE,
-        DB_COLUMN_STOPPED,
-        DB_COLUMN_STOP_CONDITION,
-        DB_COLUMN_RESUMEDATA
-    };
+        QVector<Column> columns {
+            DB_COLUMN_TORRENT_ID,
+            DB_COLUMN_NAME,
+            DB_COLUMN_CATEGORY,
+            DB_COLUMN_TAGS,
+            DB_COLUMN_TARGET_SAVE_PATH,
+            DB_COLUMN_DOWNLOAD_PATH,
+            DB_COLUMN_CONTENT_LAYOUT,
+            DB_COLUMN_RATIO_LIMIT,
+            DB_COLUMN_SEEDING_TIME_LIMIT,
+            DB_COLUMN_INACTIVE_SEEDING_TIME_LIMIT,
+            DB_COLUMN_HAS_OUTER_PIECES_PRIORITY,
+            DB_COLUMN_HAS_SEED_STATUS,
+            DB_COLUMN_OPERATING_MODE,
+            DB_COLUMN_STOPPED,
+            DB_COLUMN_STOP_CONDITION,
+            DB_COLUMN_RESUMEDATA
+        };
 
-    lt::entry data = lt::write_resume_data(p);
+        lt::entry data = lt::write_resume_data(p);
 
-    // metadata is stored in separate column
-    QByteArray bencodedMetadata;
-    if (p.ti)
-    {
-        lt::entry::dictionary_type &dataDict = data.dict();
-        lt::entry metadata {lt::entry::dictionary_t};
-        lt::entry::dictionary_type &metadataDict = metadata.dict();
-        metadataDict.insert(dataDict.extract("info"));
-        metadataDict.insert(dataDict.extract("creation date"));
-        metadataDict.insert(dataDict.extract("created by"));
-        metadataDict.insert(dataDict.extract("comment"));
-
-        try
+        // metadata is stored in separate column
+        QByteArray bencodedMetadata;
+        if (p.ti)
         {
-            bencodedMetadata.reserve(512 * 1024);
-            lt::bencode(std::back_inserter(bencodedMetadata), metadata);
-        }
-        catch (const std::exception &err)
-        {
-            LogMsg(tr("Couldn't save torrent metadata. Error: %1.")
-                   .arg(QString::fromLocal8Bit(err.what())), Log::CRITICAL);
-            return;
+            lt::entry::dictionary_type &dataDict = data.dict();
+            lt::entry metadata {lt::entry::dictionary_t};
+            lt::entry::dictionary_type &metadataDict = metadata.dict();
+            metadataDict.insert(dataDict.extract("info"));
+            metadataDict.insert(dataDict.extract("creation date"));
+            metadataDict.insert(dataDict.extract("created by"));
+            metadataDict.insert(dataDict.extract("comment"));
+
+            try
+            {
+                bencodedMetadata.reserve(512 * 1024);
+                lt::bencode(std::back_inserter(bencodedMetadata), metadata);
+            }
+            catch (const std::exception &err)
+            {
+                LogMsg(ResumeDataStorage::tr("Couldn't save torrent metadata. Error: %1.")
+                        .arg(QString::fromLocal8Bit(err.what())), Log::CRITICAL);
+                return;
+            }
+
+            columns.append(DB_COLUMN_METADATA);
         }
 
-        columns.append(DB_COLUMN_METADATA);
-    }
-
-    QByteArray bencodedResumeData;
-    bencodedResumeData.reserve(256 * 1024);
-    lt::bencode(std::back_inserter(bencodedResumeData), data);
-
-    const QString insertTorrentStatement = makeInsertStatement(DB_TABLE_TORRENTS, columns)
-            + makeOnConflictUpdateStatement(DB_COLUMN_TORRENT_ID, columns);
-    auto db = QSqlDatabase::database(m_connectionName);
-    QSqlQuery query {db};
-
-    try
-    {
-        if (!query.prepare(insertTorrentStatement))
-            throw RuntimeError(query.lastError().text());
-
-        query.bindValue(DB_COLUMN_TORRENT_ID.placeholder, id.toString());
-        query.bindValue(DB_COLUMN_NAME.placeholder, resumeData.name);
-        query.bindValue(DB_COLUMN_CATEGORY.placeholder, resumeData.category);
-        query.bindValue(DB_COLUMN_TAGS.placeholder, (resumeData.tags.isEmpty()
-            ? QVariant(QVariant::String) : resumeData.tags.join(u","_qs)));
-        query.bindValue(DB_COLUMN_CONTENT_LAYOUT.placeholder, Utils::String::fromEnum(resumeData.contentLayout));
-        query.bindValue(DB_COLUMN_RATIO_LIMIT.placeholder, static_cast<int>(resumeData.ratioLimit * 1000));
-        query.bindValue(DB_COLUMN_SEEDING_TIME_LIMIT.placeholder, resumeData.seedingTimeLimit);
-        query.bindValue(DB_COLUMN_HAS_OUTER_PIECES_PRIORITY.placeholder, resumeData.firstLastPiecePriority);
-        query.bindValue(DB_COLUMN_HAS_SEED_STATUS.placeholder, resumeData.hasSeedStatus);
-        query.bindValue(DB_COLUMN_OPERATING_MODE.placeholder, Utils::String::fromEnum(resumeData.operatingMode));
-        query.bindValue(DB_COLUMN_STOPPED.placeholder, resumeData.stopped);
-        query.bindValue(DB_COLUMN_STOP_CONDITION.placeholder, Utils::String::fromEnum(resumeData.stopCondition));
-
-        if (!resumeData.useAutoTMM)
-        {
-            query.bindValue(DB_COLUMN_TARGET_SAVE_PATH.placeholder, Profile::instance()->toPortablePath(resumeData.savePath).data());
-            query.bindValue(DB_COLUMN_DOWNLOAD_PATH.placeholder, Profile::instance()->toPortablePath(resumeData.downloadPath).data());
-        }
-
-        query.bindValue(DB_COLUMN_RESUMEDATA.placeholder, bencodedResumeData);
-        if (!bencodedMetadata.isEmpty())
-            query.bindValue(DB_COLUMN_METADATA.placeholder, bencodedMetadata);
-
-        const QWriteLocker locker {&m_dbLock};
-        if (!query.exec())
-            throw RuntimeError(query.lastError().text());
-    }
-    catch (const RuntimeError &err)
-    {
-        LogMsg(tr("Couldn't store resume data for torrent '%1'. Error: %2")
-            .arg(id.toString(), err.message()), Log::CRITICAL);
-    }
-}
-
-void BitTorrent::DBResumeDataStorage::Worker::remove(const TorrentID &id) const
-{
-    const auto deleteTorrentStatement = u"DELETE FROM %1 WHERE %2 = %3;"_qs
-            .arg(quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_TORRENT_ID.name), DB_COLUMN_TORRENT_ID.placeholder);
-
-    auto db = QSqlDatabase::database(m_connectionName);
-    QSqlQuery query {db};
-
-    try
-    {
-        if (!query.prepare(deleteTorrentStatement))
-            throw RuntimeError(query.lastError().text());
-
-        query.bindValue(DB_COLUMN_TORRENT_ID.placeholder, id.toString());
-
-        const QWriteLocker locker {&m_dbLock};
-        if (!query.exec())
-            throw RuntimeError(query.lastError().text());
-    }
-    catch (const RuntimeError &err)
-    {
-        LogMsg(tr("Couldn't delete resume data of torrent '%1'. Error: %2")
-            .arg(id.toString(), err.message()), Log::CRITICAL);
-    }
-}
-
-void BitTorrent::DBResumeDataStorage::Worker::storeQueue(const QVector<TorrentID> &queue) const
-{
-    const auto updateQueuePosStatement = u"UPDATE %1 SET %2 = %3 WHERE %4 = %5;"_qs
-            .arg(quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name), DB_COLUMN_QUEUE_POSITION.placeholder
-                 , quoted(DB_COLUMN_TORRENT_ID.name), DB_COLUMN_TORRENT_ID.placeholder);
-
-    auto db = QSqlDatabase::database(m_connectionName);
-
-    try
-    {
-        const QWriteLocker locker {&m_dbLock};
-
-        if (!db.transaction())
-            throw RuntimeError(db.lastError().text());
+        QByteArray bencodedResumeData;
+        bencodedResumeData.reserve(256 * 1024);
+        lt::bencode(std::back_inserter(bencodedResumeData), data);
 
+        const QString insertTorrentStatement = makeInsertStatement(DB_TABLE_TORRENTS, columns)
+                + makeOnConflictUpdateStatement(DB_COLUMN_TORRENT_ID, columns);
         QSqlQuery query {db};
 
         try
         {
+            if (!query.prepare(insertTorrentStatement))
+                throw RuntimeError(query.lastError().text());
+
+            query.bindValue(DB_COLUMN_TORRENT_ID.placeholder, m_torrentID.toString());
+            query.bindValue(DB_COLUMN_NAME.placeholder, m_resumeData.name);
+            query.bindValue(DB_COLUMN_CATEGORY.placeholder, m_resumeData.category);
+            query.bindValue(DB_COLUMN_TAGS.placeholder, (m_resumeData.tags.isEmpty()
+                    ? QVariant(QVariant::String) : m_resumeData.tags.join(u","_s)));
+            query.bindValue(DB_COLUMN_CONTENT_LAYOUT.placeholder, Utils::String::fromEnum(m_resumeData.contentLayout));
+            query.bindValue(DB_COLUMN_RATIO_LIMIT.placeholder, static_cast<int>(m_resumeData.ratioLimit * 1000));
+            query.bindValue(DB_COLUMN_SEEDING_TIME_LIMIT.placeholder, m_resumeData.seedingTimeLimit);
+            query.bindValue(DB_COLUMN_INACTIVE_SEEDING_TIME_LIMIT.placeholder, m_resumeData.inactiveSeedingTimeLimit);
+            query.bindValue(DB_COLUMN_HAS_OUTER_PIECES_PRIORITY.placeholder, m_resumeData.firstLastPiecePriority);
+            query.bindValue(DB_COLUMN_HAS_SEED_STATUS.placeholder, m_resumeData.hasFinishedStatus);
+            query.bindValue(DB_COLUMN_OPERATING_MODE.placeholder, Utils::String::fromEnum(m_resumeData.operatingMode));
+            query.bindValue(DB_COLUMN_STOPPED.placeholder, m_resumeData.stopped);
+            query.bindValue(DB_COLUMN_STOP_CONDITION.placeholder, Utils::String::fromEnum(m_resumeData.stopCondition));
+
+            if (!m_resumeData.useAutoTMM)
+            {
+                query.bindValue(DB_COLUMN_TARGET_SAVE_PATH.placeholder, Profile::instance()->toPortablePath(m_resumeData.savePath).data());
+                query.bindValue(DB_COLUMN_DOWNLOAD_PATH.placeholder, Profile::instance()->toPortablePath(m_resumeData.downloadPath).data());
+            }
+
+            query.bindValue(DB_COLUMN_RESUMEDATA.placeholder, bencodedResumeData);
+            if (!bencodedMetadata.isEmpty())
+                query.bindValue(DB_COLUMN_METADATA.placeholder, bencodedMetadata);
+
+            if (!query.exec())
+                throw RuntimeError(query.lastError().text());
+        }
+        catch (const RuntimeError &err)
+        {
+            LogMsg(ResumeDataStorage::tr("Couldn't store resume data for torrent '%1'. Error: %2")
+                    .arg(m_torrentID.toString(), err.message()), Log::CRITICAL);
+        }
+    }
+
+    RemoveJob::RemoveJob(const TorrentID &torrentID)
+        : m_torrentID {torrentID}
+    {
+    }
+
+    void RemoveJob::perform(QSqlDatabase db)
+    {
+        const auto deleteTorrentStatement = u"DELETE FROM %1 WHERE %2 = %3;"_s
+                .arg(quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_TORRENT_ID.name), DB_COLUMN_TORRENT_ID.placeholder);
+
+        QSqlQuery query {db};
+        try
+        {
+            if (!query.prepare(deleteTorrentStatement))
+                throw RuntimeError(query.lastError().text());
+
+            query.bindValue(DB_COLUMN_TORRENT_ID.placeholder, m_torrentID.toString());
+
+            if (!query.exec())
+                throw RuntimeError(query.lastError().text());
+        }
+        catch (const RuntimeError &err)
+        {
+            LogMsg(ResumeDataStorage::tr("Couldn't delete resume data of torrent '%1'. Error: %2")
+                    .arg(m_torrentID.toString(), err.message()), Log::CRITICAL);
+        }
+    }
+
+    StoreQueueJob::StoreQueueJob(const QVector<TorrentID> &queue)
+        : m_queue {queue}
+    {
+    }
+
+    void StoreQueueJob::perform(QSqlDatabase db)
+    {
+        const auto updateQueuePosStatement = u"UPDATE %1 SET %2 = %3 WHERE %4 = %5;"_s
+                .arg(quoted(DB_TABLE_TORRENTS), quoted(DB_COLUMN_QUEUE_POSITION.name), DB_COLUMN_QUEUE_POSITION.placeholder
+                        , quoted(DB_COLUMN_TORRENT_ID.name), DB_COLUMN_TORRENT_ID.placeholder);
+
+        try
+        {
+            QSqlQuery query {db};
+
             if (!query.prepare(updateQueuePosStatement))
                 throw RuntimeError(query.lastError().text());
 
             int pos = 0;
-            for (const TorrentID &torrentID : queue)
+            for (const TorrentID &torrentID : m_queue)
             {
                 query.bindValue(DB_COLUMN_TORRENT_ID.placeholder, torrentID.toString());
                 query.bindValue(DB_COLUMN_QUEUE_POSITION.placeholder, pos++);
                 if (!query.exec())
                     throw RuntimeError(query.lastError().text());
             }
-
-            if (!db.commit())
-                throw RuntimeError(db.lastError().text());
         }
-        catch (const RuntimeError &)
+        catch (const RuntimeError &err)
         {
-            db.rollback();
-            throw;
+            LogMsg(ResumeDataStorage::tr("Couldn't store torrents queue positions. Error: %1")
+                    .arg(err.message()), Log::CRITICAL);
         }
     }
-    catch (const RuntimeError &err)
-    {
-        LogMsg(tr("Couldn't store torrents queue positions. Error: %1")
-            .arg(err.message()), Log::CRITICAL);
-    }
 }

src/base/bittorrent/dbresumedatastorage.h

@@ -59,6 +59,7 @@ namespace BitTorrent
         int currentDBVersion() const;
         void createDB() const;
         void updateDB(int fromVersion) const;
+        void enableWALMode() const;
 
         Utils::Thread::UniquePtr m_ioThread;
 

src/base/bittorrent/extensiondata.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2022  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2022-2023  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -28,6 +28,8 @@
 
 #pragma once
 
+#include <set>
+#include <string>
 #include <vector>
 
 #include <libtorrent/announce_entry.hpp>
@@ -44,4 +46,5 @@ struct ExtensionData
 {
     lt::torrent_status status;
     std::vector<lt::announce_entry> trackers;
+    std::set<std::string> urlSeeds;
 };

src/base/bittorrent/filterparserthread.cpp

@@ -89,7 +89,7 @@ namespace
         }
 
     private:
-        lt::address_v4::bytes_type m_buf;
+        lt::address_v4::bytes_type m_buf {};
     };
 
     bool parseIPAddress(const char *data, lt::address &address)
@@ -111,7 +111,6 @@ namespace
 
 FilterParserThread::FilterParserThread(QObject *parent)
     : QThread(parent)
-    , m_abort(false)
 {
 }
 
@@ -484,9 +483,9 @@ int FilterParserThread::parseP2BFilterFile()
     char buf[7];
     unsigned char version;
     if (!stream.readRawData(buf, sizeof(buf))
-        || memcmp(buf, "\xFF\xFF\xFF\xFFP2B", 7)
+        || (memcmp(buf, "\xFF\xFF\xFF\xFFP2B", 7) != 0)
         || !stream.readRawData(reinterpret_cast<char*>(&version), sizeof(version)))
-        {
+    {
         LogMsg(tr("Parsing Error: The filter file is not a valid PeerGuardian P2B file."), Log::CRITICAL);
         return ruleCount;
     }
@@ -618,17 +617,17 @@ void FilterParserThread::run()
 {
     qDebug("Processing filter file");
     int ruleCount = 0;
-    if (m_filePath.hasExtension(u".p2p"_qs))
+    if (m_filePath.hasExtension(u".p2p"_s))
     {
         // PeerGuardian p2p file
         ruleCount = parseP2PFilterFile();
     }
-    else if (m_filePath.hasExtension(u".p2b"_qs))
+    else if (m_filePath.hasExtension(u".p2b"_s))
     {
         // PeerGuardian p2b file
         ruleCount = parseP2BFilterFile();
     }
-    else if (m_filePath.hasExtension(u".dat"_qs))
+    else if (m_filePath.hasExtension(u".dat"_s))
     {
         // eMule DAT format
         ruleCount = parseDATFilterFile();

src/base/bittorrent/filterparserthread.h

@@ -55,14 +55,14 @@ protected:
     void run() override;
 
 private:
-    int findAndNullDelimiter(char *const data, char delimiter, int start, int end, bool reverse = false);
-    int trim(char *const data, int start, int end);
+    int findAndNullDelimiter(char *data, char delimiter, int start, int end, bool reverse = false);
+    int trim(char *data, int start, int end);
     int parseDATFilterFile();
     int parseP2PFilterFile();
     int getlineInStream(QDataStream &stream, std::string &name, char delim);
     int parseP2BFilterFile();
 
-    bool m_abort;
+    bool m_abort = false;
     Path m_filePath;
     lt::ip_filter m_filter;
 };

src/base/bittorrent/infohash.cpp

@@ -93,7 +93,7 @@ BitTorrent::InfoHash::operator WrappedType() const
 
 BitTorrent::TorrentID BitTorrent::TorrentID::fromString(const QString &hashString)
 {
-    return TorrentID(BaseType::fromString(hashString));
+    return {BaseType::fromString(hashString)};
 }
 
 BitTorrent::TorrentID BitTorrent::TorrentID::fromInfoHash(const BitTorrent::InfoHash &infoHash)
@@ -103,7 +103,7 @@ BitTorrent::TorrentID BitTorrent::TorrentID::fromInfoHash(const BitTorrent::Info
 
 BitTorrent::TorrentID BitTorrent::TorrentID::fromSHA1Hash(const SHA1Hash &hash)
 {
-    return TorrentID(hash);
+    return {hash};
 }
 
 BitTorrent::TorrentID BitTorrent::TorrentID::fromSHA256Hash(const SHA256Hash &hash)

src/base/bittorrent/loadtorrentparams.h

@@ -52,11 +52,14 @@ namespace BitTorrent
         TorrentOperatingMode operatingMode = TorrentOperatingMode::AutoManaged;
         bool useAutoTMM = false;
         bool firstLastPiecePriority = false;
-        bool hasSeedStatus = false;
+        bool hasFinishedStatus = false;
         bool stopped = false;
-        Torrent::StopCondition stopCondition;
+        Torrent::StopCondition stopCondition = Torrent::StopCondition::None;
+
+        bool addToQueueTop = false; // only for new torrents
 
         qreal ratioLimit = Torrent::USE_GLOBAL_RATIO;
         int seedingTimeLimit = Torrent::USE_GLOBAL_SEEDING_TIME;
+        int inactiveSeedingTimeLimit = Torrent::USE_GLOBAL_INACTIVE_SEEDING_TIME;
     };
 }

src/base/bittorrent/magneturi.cpp

@@ -53,9 +53,9 @@ namespace
         const int V1_BASE32_SIZE = SHA1Hash::length() * 1.6;
 
         return ((((string.size() == V1_HEX_SIZE))
-                && !string.contains(QRegularExpression(u"[^0-9A-Fa-f]"_qs)))
+                && !string.contains(QRegularExpression(u"[^0-9A-Fa-f]"_s)))
             || ((string.size() == V1_BASE32_SIZE)
-                && !string.contains(QRegularExpression(u"[^2-7A-Za-z]"_qs))));
+                && !string.contains(QRegularExpression(u"[^2-7A-Za-z]"_s))));
     }
 
     bool isV2Hash(const QString &string)
@@ -66,7 +66,7 @@ namespace
         const int V2_HEX_SIZE = SHA256Hash::length() * 2;
 
         return (string.size() == V2_HEX_SIZE)
-                && !string.contains(QRegularExpression(u"[^0-9A-Fa-f]"_qs));
+                && !string.contains(QRegularExpression(u"[^0-9A-Fa-f]"_s));
     }
 }
 
@@ -75,8 +75,7 @@ using namespace BitTorrent;
 const int magnetUriId = qRegisterMetaType<MagnetUri>();
 
 MagnetUri::MagnetUri(const QString &source)
-    : m_valid(false)
-    , m_url(source)
+    : m_url(source)
 {
     if (source.isEmpty()) return;
 

src/base/bittorrent/magneturi.h

@@ -54,7 +54,7 @@ namespace BitTorrent
         lt::add_torrent_params addTorrentParams() const;
 
     private:
-        bool m_valid;
+        bool m_valid = false;
         QString m_url;
         InfoHash m_infoHash;
         QString m_name;

src/base/bittorrent/nativesessionextension.cpp

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2020-2022  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2020-2023  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -42,6 +42,17 @@ namespace
     }
 }
 
+bool NativeSessionExtension::isSessionListening() const
+{
+    const QReadLocker locker {&m_lock};
+    return m_isSessionListening;
+}
+
+void NativeSessionExtension::added(const lt::session_handle &nativeSession)
+{
+    m_nativeSession = nativeSession;
+}
+
 lt::feature_flags_t NativeSessionExtension::implemented_features()
 {
     return alert_feature;
@@ -56,6 +67,9 @@ void NativeSessionExtension::on_alert(const lt::alert *alert)
 {
     switch (alert->type())
     {
+    case lt::session_stats_alert::alert_type:
+        handleSessionStatsAlert(static_cast<const lt::session_stats_alert *>(alert));
+        break;
     case lt::fastresume_rejected_alert::alert_type:
         handleFastresumeRejectedAlert(static_cast<const lt::fastresume_rejected_alert *>(alert));
         break;
@@ -63,3 +77,9 @@ void NativeSessionExtension::on_alert(const lt::alert *alert)
         break;
     }
 }
+
+void NativeSessionExtension::handleSessionStatsAlert([[maybe_unused]] const lt::session_stats_alert *alert)
+{
+    const QWriteLocker locker {&m_lock};
+    m_isSessionListening = m_nativeSession.is_listening();
+}

src/base/bittorrent/nativesessionextension.h

@@ -29,12 +29,28 @@
 #pragma once
 
 #include <libtorrent/extensions.hpp>
+#include <libtorrent/fwd.hpp>
+#include <libtorrent/session_handle.hpp>
+
+#include <QReadWriteLock>
 
 #include "extensiondata.h"
 
 class NativeSessionExtension final : public lt::plugin
 {
+public:
+    bool isSessionListening() const;
+
+private:
+    void added(const lt::session_handle &nativeSession) override;
     lt::feature_flags_t implemented_features() override;
     std::shared_ptr<lt::torrent_plugin> new_torrent(const lt::torrent_handle &torrentHandle, LTClientData clientData) override;
     void on_alert(const lt::alert *alert) override;
+
+    void handleSessionStatsAlert(const lt::session_stats_alert *alert);
+
+    lt::session_handle m_nativeSession;
+
+    mutable QReadWriteLock m_lock;
+    bool m_isSessionListening = false;
 };

src/base/bittorrent/nativetorrentextension.cpp

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2020-2022  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2020-2023  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -40,6 +40,7 @@ NativeTorrentExtension::NativeTorrentExtension(const lt::torrent_handle &torrent
     {
         m_data->status = m_torrentHandle.status();
         m_data->trackers = m_torrentHandle.trackers();
+        m_data->urlSeeds = m_torrentHandle.url_seeds();
     }
 
     on_state(m_data ? m_data->status.state : m_torrentHandle.status({}).state);

src/base/bittorrent/peerinfo.cpp

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -31,16 +31,16 @@
 #include <QBitArray>
 
 #include "base/bittorrent/ltqbitarray.h"
-#include "base/bittorrent/torrent.h"
 #include "base/net/geoipmanager.h"
 #include "base/unicodestrings.h"
+#include "base/utils/bytearray.h"
 #include "peeraddress.h"
 
 using namespace BitTorrent;
 
-PeerInfo::PeerInfo(const Torrent *torrent, const lt::peer_info &nativeInfo)
+PeerInfo::PeerInfo(const lt::peer_info &nativeInfo, const QBitArray &allPieces)
     : m_nativeInfo(nativeInfo)
-    , m_relevance(calcRelevance(torrent))
+    , m_relevance(calcRelevance(allPieces))
 {
     determineFlags();
 }
@@ -169,6 +169,9 @@ bool PeerInfo::isPlaintextEncrypted() const
 
 PeerAddress PeerInfo::address() const
 {
+    if (useI2PSocket())
+        return {};
+
     // fast path for platforms which boost.asio internal struct maps to `sockaddr`
     return {QHostAddress(m_nativeInfo.ip.data()), m_nativeInfo.ip.port()};
     // slow path for the others
@@ -176,6 +179,23 @@ PeerAddress PeerInfo::address() const
     //    , m_nativeInfo.ip.port()};
 }
 
+QString PeerInfo::I2PAddress() const
+{
+    if (!useI2PSocket())
+        return {};
+
+#if defined(QBT_USES_LIBTORRENT2) && TORRENT_USE_I2P
+    if (m_I2PAddress.isEmpty())
+    {
+        const lt::sha256_hash destHash = m_nativeInfo.i2p_destination();
+        const QByteArray base32Dest = Utils::ByteArray::toBase32({destHash.data(), destHash.size()}).replace('=', "").toLower();
+        m_I2PAddress = QString::fromLatin1(base32Dest) + u".b32.i2p";
+    }
+#endif
+
+    return m_I2PAddress;
+}
+
 QString PeerInfo::client() const
 {
     return QString::fromStdString(m_nativeInfo.client);
@@ -242,13 +262,12 @@ QString PeerInfo::connectionType() const
         return C_UTP;
 
     return (m_nativeInfo.connection_type == lt::peer_info::standard_bittorrent)
-        ? u"BT"_qs
-        : u"Web"_qs;
+        ? u"BT"_s
+        : u"Web"_s;
 }
 
-qreal PeerInfo::calcRelevance(const Torrent *torrent) const
+qreal PeerInfo::calcRelevance(const QBitArray &allPieces) const
 {
-    const QBitArray allPieces = torrent->pieces();
     const int localMissing = allPieces.count(false);
     if (localMissing <= 0)
         return 0;
@@ -268,7 +287,7 @@ void PeerInfo::determineFlags()
     const auto updateFlags = [this](const QChar specifier, const QString &explanation)
     {
         m_flags += (specifier + u' ');
-        m_flagsDescription += u"%1 = %2\n"_qs.arg(specifier, explanation);
+        m_flagsDescription += u"%1 = %2\n"_s.arg(specifier, explanation);
     };
 
     if (isInteresting())

src/base/bittorrent/peerinfo.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -36,7 +36,6 @@ class QBitArray;
 
 namespace BitTorrent
 {
-    class Torrent;
     struct PeerAddress;
 
     class PeerInfo
@@ -45,7 +44,7 @@ namespace BitTorrent
 
     public:
         PeerInfo() = default;
-        PeerInfo(const Torrent *torrent, const lt::peer_info &nativeInfo);
+        PeerInfo(const lt::peer_info &nativeInfo, const QBitArray &allPieces);
 
         bool fromDHT() const;
         bool fromPeX() const;
@@ -77,6 +76,7 @@ namespace BitTorrent
         bool isPlaintextEncrypted() const;
 
         PeerAddress address() const;
+        QString I2PAddress() const;
         QString client() const;
         QString peerIdClient() const;
         qreal progress() const;
@@ -93,7 +93,7 @@ namespace BitTorrent
         int downloadingPieceIndex() const;
 
     private:
-        qreal calcRelevance(const Torrent *torrent) const;
+        qreal calcRelevance(const QBitArray &allPieces) const;
         void determineFlags();
 
         lt::peer_info m_nativeInfo = {};
@@ -102,5 +102,6 @@ namespace BitTorrent
         QString m_flagsDescription;
 
         mutable QString m_country;
+        mutable QString m_I2PAddress;
     };
 }

src/base/bittorrent/portforwarderimpl.cpp

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2019  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2019-2022  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -28,14 +28,13 @@
 
 #include "portforwarderimpl.h"
 
-#include <libtorrent/session.hpp>
+#include <utility>
 
-#include "base/algorithm.h"
-#include "base/logger.h"
+#include "base/bittorrent/sessionimpl.h"
 
-PortForwarderImpl::PortForwarderImpl(lt::session *provider, QObject *parent)
-    : Net::PortForwarder {parent}
-    , m_storeActive {u"Network/PortForwardingEnabled"_qs, true}
+PortForwarderImpl::PortForwarderImpl(BitTorrent::SessionImpl *provider, QObject *parent)
+    : Net::PortForwarder(parent)
+    , m_storeActive {u"Network/PortForwardingEnabled"_s, true}
     , m_provider {provider}
 {
     if (isEnabled())
@@ -66,38 +65,13 @@ void PortForwarderImpl::setEnabled(const bool enabled)
 
 void PortForwarderImpl::setPorts(const QString &profile, QSet<quint16> ports)
 {
-    PortMapping &portMapping = m_portProfiles[profile];
-    Algorithm::removeIf(portMapping, [this, &ports](const quint16 port, const std::vector<lt::port_mapping_t> &handles)
-    {
-        // keep existing forwardings
-        const bool isAlreadyMapped = ports.remove(port);
-        if (isAlreadyMapped)
-            return false;
+    const QSet<quint16> oldForwardedPorts = std::accumulate(m_portProfiles.cbegin(), m_portProfiles.cend(), QSet<quint16>());
 
-        // remove outdated forwardings
-        for (const lt::port_mapping_t &handle : handles)
-            m_provider->delete_port_mapping(handle);
-        m_forwardedPorts.remove(port);
+    m_portProfiles[profile] = std::move(ports);
+    const QSet<quint16> newForwardedPorts = std::accumulate(m_portProfiles.cbegin(), m_portProfiles.cend(), QSet<quint16>());
 
-        return true;
-    });
-
-    // add new forwardings
-    for (const quint16 port : ports)
-    {
-        // port already forwarded/taken by other profile, don't do anything
-        if (m_forwardedPorts.contains(port))
-            continue;
-
-        if (isEnabled())
-            portMapping.insert(port, m_provider->add_port_mapping(lt::session::tcp, port, port));
-        else
-            portMapping.insert(port, {});
-        m_forwardedPorts.insert(port);
-    }
-
-    if (portMapping.isEmpty())
-        m_portProfiles.remove(profile);
+    m_provider->removeMappedPorts(oldForwardedPorts - newForwardedPorts);
+    m_provider->addMappedPorts(newForwardedPorts - oldForwardedPorts);
 }
 
 void PortForwarderImpl::removePorts(const QString &profile)
@@ -107,40 +81,12 @@ void PortForwarderImpl::removePorts(const QString &profile)
 
 void PortForwarderImpl::start()
 {
-    lt::settings_pack settingsPack;
-    settingsPack.set_bool(lt::settings_pack::enable_upnp, true);
-    settingsPack.set_bool(lt::settings_pack::enable_natpmp, true);
-    m_provider->apply_settings(std::move(settingsPack));
-
-    for (auto profileIter = m_portProfiles.begin(); profileIter != m_portProfiles.end(); ++profileIter)
-    {
-        PortMapping &portMapping = profileIter.value();
-        for (auto iter = portMapping.begin(); iter != portMapping.end(); ++iter)
-        {
-            Q_ASSERT(iter.value().empty());
-
-            const quint16 port = iter.key();
-            iter.value() = m_provider->add_port_mapping(lt::session::tcp, port, port);
-        }
-    }
-
-    LogMsg(tr("UPnP/NAT-PMP support: ON"), Log::INFO);
+    m_provider->enablePortMapping();
+    for (const QSet<quint16> &ports : asConst(m_portProfiles))
+        m_provider->addMappedPorts(ports);
 }
 
 void PortForwarderImpl::stop()
 {
-    lt::settings_pack settingsPack;
-    settingsPack.set_bool(lt::settings_pack::enable_upnp, false);
-    settingsPack.set_bool(lt::settings_pack::enable_natpmp, false);
-    m_provider->apply_settings(std::move(settingsPack));
-
-    // don't clear m_portProfiles so a later `start()` call can restore the port forwardings
-    for (auto profileIter = m_portProfiles.begin(); profileIter != m_portProfiles.end(); ++profileIter)
-    {
-        PortMapping &portMapping = profileIter.value();
-        for (auto iter = portMapping.begin(); iter != portMapping.end(); ++iter)
-            iter.value().clear();
-    }
-
-    LogMsg(tr("UPnP/NAT-PMP support: OFF"), Log::INFO);
+    m_provider->disablePortMapping();
 }

src/base/bittorrent/portforwarderimpl.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2019  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2019-2022  Vladimir Golovnev <glassez@yandex.ru>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -28,24 +28,24 @@
 
 #pragma once
 
-#include <vector>
-
-#include <libtorrent/fwd.hpp>
-#include <libtorrent/portmap.hpp>
-
 #include <QHash>
 #include <QSet>
 
 #include "base/net/portforwarder.h"
 #include "base/settingvalue.h"
 
+namespace BitTorrent
+{
+    class SessionImpl;
+}
+
 class PortForwarderImpl final : public Net::PortForwarder
 {
     Q_OBJECT
     Q_DISABLE_COPY_MOVE(PortForwarderImpl)
 
 public:
-    explicit PortForwarderImpl(lt::session *provider, QObject *parent = nullptr);
+    explicit PortForwarderImpl(BitTorrent::SessionImpl *provider, QObject *parent = nullptr);
     ~PortForwarderImpl() override;
 
     bool isEnabled() const override;
@@ -59,9 +59,7 @@ private:
     void stop();
 
     CachedSettingValue<bool> m_storeActive;
-    lt::session *const m_provider = nullptr;
 
-    using PortMapping = QHash<quint16, std::vector<lt::port_mapping_t>>;  // <port, handles>
-    QHash<QString, PortMapping> m_portProfiles;
-    QSet<quint16> m_forwardedPorts;
+    BitTorrent::SessionImpl *const m_provider = nullptr;
+    QHash<QString, QSet<quint16>> m_portProfiles;
 };

src/base/bittorrent/session.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
  *
  * This program is free software; you can redistribute it and/or
@@ -170,6 +170,9 @@ namespace BitTorrent
         virtual bool useCategoryPathsInManualMode() const = 0;
         virtual void setUseCategoryPathsInManualMode(bool value) = 0;
 
+        virtual Path suggestedSavePath(const QString &categoryName, std::optional<bool> useAutoTMM) const = 0;
+        virtual Path suggestedDownloadPath(const QString &categoryName, std::optional<bool> useAutoTMM) const = 0;
+
         static bool isValidTag(const QString &tag);
         virtual QSet<QString> tags() const = 0;
         virtual bool hasTag(const QString &tag) const = 0;
@@ -200,12 +203,16 @@ namespace BitTorrent
         virtual void setGlobalMaxRatio(qreal ratio) = 0;
         virtual int globalMaxSeedingMinutes() const = 0;
         virtual void setGlobalMaxSeedingMinutes(int minutes) = 0;
+        virtual int globalMaxInactiveSeedingMinutes() const = 0;
+        virtual void setGlobalMaxInactiveSeedingMinutes(int minutes) = 0;
         virtual bool isDHTEnabled() const = 0;
         virtual void setDHTEnabled(bool enabled) = 0;
         virtual bool isLSDEnabled() const = 0;
         virtual void setLSDEnabled(bool enabled) = 0;
         virtual bool isPeXEnabled() const = 0;
         virtual void setPeXEnabled(bool enabled) = 0;
+        virtual bool isAddTorrentToQueueTop() const = 0;
+        virtual void setAddTorrentToQueueTop(bool value) = 0;
         virtual bool isAddTorrentPaused() const = 0;
         virtual void setAddTorrentPaused(bool value) = 0;
         virtual Torrent::StopCondition torrentStopCondition() const = 0;
@@ -258,10 +265,24 @@ namespace BitTorrent
         virtual void setEncryption(int state) = 0;
         virtual int maxActiveCheckingTorrents() const = 0;
         virtual void setMaxActiveCheckingTorrents(int val) = 0;
+        virtual bool isI2PEnabled() const = 0;
+        virtual void setI2PEnabled(bool enabled) = 0;
+        virtual QString I2PAddress() const = 0;
+        virtual void setI2PAddress(const QString &address) = 0;
+        virtual int I2PPort() const = 0;
+        virtual void setI2PPort(int port) = 0;
+        virtual bool I2PMixedMode() const = 0;
+        virtual void setI2PMixedMode(bool enabled) = 0;
+        virtual int I2PInboundQuantity() const = 0;
+        virtual void setI2PInboundQuantity(int value) = 0;
+        virtual int I2POutboundQuantity() const = 0;
+        virtual void setI2POutboundQuantity(int value) = 0;
+        virtual int I2PInboundLength() const = 0;
+        virtual void setI2PInboundLength(int value) = 0;
+        virtual int I2POutboundLength() const = 0;
+        virtual void setI2POutboundLength(int value) = 0;
         virtual bool isProxyPeerConnectionsEnabled() const = 0;
         virtual void setProxyPeerConnectionsEnabled(bool enabled) = 0;
-        virtual bool isProxyHostnameLookupEnabled() const = 0;
-        virtual void setProxyHostnameLookupEnabled(bool enabled) = 0;
         virtual ChokingAlgorithm chokingAlgorithm() const = 0;
         virtual void setChokingAlgorithm(ChokingAlgorithm mode) = 0;
         virtual SeedChokingAlgorithm seedChokingAlgorithm() const = 0;
@@ -320,6 +341,10 @@ namespace BitTorrent
         virtual void setSendBufferWatermarkFactor(int value) = 0;
         virtual int connectionSpeed() const = 0;
         virtual void setConnectionSpeed(int value) = 0;
+        virtual int socketSendBufferSize() const = 0;
+        virtual void setSocketSendBufferSize(int value) = 0;
+        virtual int socketReceiveBufferSize() const = 0;
+        virtual void setSocketReceiveBufferSize(int value) = 0;
         virtual int socketBacklogSize() const = 0;
         virtual void setSocketBacklogSize(int value) = 0;
         virtual bool isAnonymousModeEnabled() const = 0;
@@ -388,7 +413,7 @@ namespace BitTorrent
         virtual bool isTrackerFilteringEnabled() const = 0;
         virtual void setTrackerFilteringEnabled(bool enabled) = 0;
         virtual bool isExcludedFileNamesEnabled() const = 0;
-        virtual void setExcludedFileNamesEnabled(const bool enabled) = 0;
+        virtual void setExcludedFileNamesEnabled(bool enabled) = 0;
         virtual QStringList excludedFileNames() const = 0;
         virtual void setExcludedFileNames(const QStringList &newList) = 0;
         virtual bool isFilenameExcluded(const QString &fileName) const = 0;
@@ -396,6 +421,8 @@ namespace BitTorrent
         virtual void setBannedIPs(const QStringList &newList) = 0;
         virtual ResumeDataStorageType resumeDataStorageType() const = 0;
         virtual void setResumeDataStorageType(ResumeDataStorageType type) = 0;
+        virtual bool isMergeTrackersEnabled() const = 0;
+        virtual void setMergeTrackersEnabled(bool enabled) = 0;
 
         virtual bool isRestored() const = 0;
 
@@ -431,6 +458,7 @@ namespace BitTorrent
         void allTorrentsFinished();
         void categoryAdded(const QString &categoryName);
         void categoryRemoved(const QString &categoryName);
+        void categoryOptionsChanged(const QString &categoryName);
         void downloadFromUrlFailed(const QString &url, const QString &reason);
         void downloadFromUrlFinished(const QString &url);
         void fullDiskError(Torrent *torrent, const QString &msg);
@@ -465,6 +493,6 @@ namespace BitTorrent
         void trackersRemoved(Torrent *torrent, const QStringList &trackers);
         void trackerSuccess(Torrent *torrent, const QString &tracker);
         void trackerWarning(Torrent *torrent, const QString &tracker);
-        void trackerEntriesUpdated(const QHash<Torrent *, QSet<QString>> &updateInfos);
+        void trackerEntriesUpdated(Torrent *torrent, const QHash<QString, TrackerEntry> &updatedTrackerEntries);
     };
 }

src/base/bittorrent/sessionimpl.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
  *
  * This program is free software; you can redistribute it and/or
@@ -29,17 +29,20 @@
 
 #pragma once
 
+#include <utility>
 #include <variant>
 #include <vector>
 
 #include <libtorrent/fwd.hpp>
+#include <libtorrent/portmap.hpp>
 #include <libtorrent/torrent_handle.hpp>
 
+#include <QtContainerFwd>
+#include <QDateTime>
 #include <QElapsedTimer>
 #include <QHash>
 #include <QPointer>
 #include <QSet>
-#include <QtContainerFwd>
 #include <QVector>
 
 #include "base/path.h"
@@ -60,12 +63,14 @@ class QNetworkConfigurationManager;
 #endif
 class QString;
 class QThread;
+class QThreadPool;
 class QTimer;
 class QUrl;
 
 class BandwidthScheduler;
 class FileSearcher;
 class FilterParserThread;
+class NativeSessionExtension;
 
 namespace Net
 {
@@ -83,6 +88,7 @@ namespace BitTorrent
     struct LoadTorrentParams;
 
     enum class MoveStorageMode;
+    enum class MoveStorageContext;
 
     struct SessionMetricIndices
     {
@@ -155,6 +161,9 @@ namespace BitTorrent
         bool useCategoryPathsInManualMode() const override;
         void setUseCategoryPathsInManualMode(bool value) override;
 
+        Path suggestedSavePath(const QString &categoryName, std::optional<bool> useAutoTMM) const override;
+        Path suggestedDownloadPath(const QString &categoryName, std::optional<bool> useAutoTMM) const override;
+
         QSet<QString> tags() const override;
         bool hasTag(const QString &tag) const override;
         bool addTag(const QString &tag) override;
@@ -173,12 +182,16 @@ namespace BitTorrent
         void setGlobalMaxRatio(qreal ratio) override;
         int globalMaxSeedingMinutes() const override;
         void setGlobalMaxSeedingMinutes(int minutes) override;
+        int globalMaxInactiveSeedingMinutes() const override;
+        void setGlobalMaxInactiveSeedingMinutes(int minutes) override;
         bool isDHTEnabled() const override;
         void setDHTEnabled(bool enabled) override;
         bool isLSDEnabled() const override;
         void setLSDEnabled(bool enabled) override;
         bool isPeXEnabled() const override;
         void setPeXEnabled(bool enabled) override;
+        bool isAddTorrentToQueueTop() const override;
+        void setAddTorrentToQueueTop(bool value) override;
         bool isAddTorrentPaused() const override;
         void setAddTorrentPaused(bool value) override;
         Torrent::StopCondition torrentStopCondition() const override;
@@ -231,10 +244,24 @@ namespace BitTorrent
         void setEncryption(int state) override;
         int maxActiveCheckingTorrents() const override;
         void setMaxActiveCheckingTorrents(int val) override;
+        bool isI2PEnabled() const override;
+        void setI2PEnabled(bool enabled) override;
+        QString I2PAddress() const override;
+        void setI2PAddress(const QString &address) override;
+        int I2PPort() const override;
+        void setI2PPort(int port) override;
+        bool I2PMixedMode() const override;
+        void setI2PMixedMode(bool enabled) override;
+        int I2PInboundQuantity() const override;
+        void setI2PInboundQuantity(int value) override;
+        int I2POutboundQuantity() const override;
+        void setI2POutboundQuantity(int value) override;
+        int I2PInboundLength() const override;
+        void setI2PInboundLength(int value) override;
+        int I2POutboundLength() const override;
+        void setI2POutboundLength(int value) override;
         bool isProxyPeerConnectionsEnabled() const override;
         void setProxyPeerConnectionsEnabled(bool enabled) override;
-        bool isProxyHostnameLookupEnabled() const override;
-        void setProxyHostnameLookupEnabled(bool enabled) override;
         ChokingAlgorithm chokingAlgorithm() const override;
         void setChokingAlgorithm(ChokingAlgorithm mode) override;
         SeedChokingAlgorithm seedChokingAlgorithm() const override;
@@ -293,6 +320,10 @@ namespace BitTorrent
         void setSendBufferWatermarkFactor(int value) override;
         int connectionSpeed() const override;
         void setConnectionSpeed(int value) override;
+        int socketSendBufferSize() const override;
+        void setSocketSendBufferSize(int value) override;
+        int socketReceiveBufferSize() const override;
+        void setSocketReceiveBufferSize(int value) override;
         int socketBacklogSize() const override;
         void setSocketBacklogSize(int value) override;
         bool isAnonymousModeEnabled() const override;
@@ -361,14 +392,16 @@ namespace BitTorrent
         bool isTrackerFilteringEnabled() const override;
         void setTrackerFilteringEnabled(bool enabled) override;
         bool isExcludedFileNamesEnabled() const override;
-        void setExcludedFileNamesEnabled(const bool enabled) override;
+        void setExcludedFileNamesEnabled(bool enabled) override;
         QStringList excludedFileNames() const override;
-        void setExcludedFileNames(const QStringList &newList) override;
+        void setExcludedFileNames(const QStringList &excludedFileNames) override;
         bool isFilenameExcluded(const QString &fileName) const override;
         QStringList bannedIPs() const override;
         void setBannedIPs(const QStringList &newList) override;
         ResumeDataStorageType resumeDataStorageType() const override;
         void setResumeDataStorageType(ResumeDataStorageType type) override;
+        bool isMergeTrackersEnabled() const override;
+        void setMergeTrackersEnabled(bool enabled) override;
 
         bool isRestored() const override;
 
@@ -403,32 +436,45 @@ namespace BitTorrent
         void handleTorrentNeedSaveResumeData(const TorrentImpl *torrent);
         void handleTorrentSaveResumeDataRequested(const TorrentImpl *torrent);
         void handleTorrentSaveResumeDataFailed(const TorrentImpl *torrent);
-        void handleTorrentShareLimitChanged(TorrentImpl *const torrent);
-        void handleTorrentNameChanged(TorrentImpl *const torrent);
-        void handleTorrentSavePathChanged(TorrentImpl *const torrent);
-        void handleTorrentCategoryChanged(TorrentImpl *const torrent, const QString &oldCategory);
-        void handleTorrentTagAdded(TorrentImpl *const torrent, const QString &tag);
-        void handleTorrentTagRemoved(TorrentImpl *const torrent, const QString &tag);
-        void handleTorrentSavingModeChanged(TorrentImpl *const torrent);
-        void handleTorrentMetadataReceived(TorrentImpl *const torrent);
-        void handleTorrentPaused(TorrentImpl *const torrent);
-        void handleTorrentResumed(TorrentImpl *const torrent);
-        void handleTorrentChecked(TorrentImpl *const torrent);
-        void handleTorrentFinished(TorrentImpl *const torrent);
-        void handleTorrentTrackersAdded(TorrentImpl *const torrent, const QVector<TrackerEntry> &newTrackers);
-        void handleTorrentTrackersRemoved(TorrentImpl *const torrent, const QStringList &deletedTrackers);
-        void handleTorrentTrackersChanged(TorrentImpl *const torrent);
-        void handleTorrentUrlSeedsAdded(TorrentImpl *const torrent, const QVector<QUrl> &newUrlSeeds);
-        void handleTorrentUrlSeedsRemoved(TorrentImpl *const torrent, const QVector<QUrl> &urlSeeds);
-        void handleTorrentResumeDataReady(TorrentImpl *const torrent, const LoadTorrentParams &data);
+        void handleTorrentShareLimitChanged(TorrentImpl *torrent);
+        void handleTorrentNameChanged(TorrentImpl *torrent);
+        void handleTorrentSavePathChanged(TorrentImpl *torrent);
+        void handleTorrentCategoryChanged(TorrentImpl *torrent, const QString &oldCategory);
+        void handleTorrentTagAdded(TorrentImpl *torrent, const QString &tag);
+        void handleTorrentTagRemoved(TorrentImpl *torrent, const QString &tag);
+        void handleTorrentSavingModeChanged(TorrentImpl *torrent);
+        void handleTorrentMetadataReceived(TorrentImpl *torrent);
+        void handleTorrentPaused(TorrentImpl *torrent);
+        void handleTorrentResumed(TorrentImpl *torrent);
+        void handleTorrentChecked(TorrentImpl *torrent);
+        void handleTorrentFinished(TorrentImpl *torrent);
+        void handleTorrentTrackersAdded(TorrentImpl *torrent, const QVector<TrackerEntry> &newTrackers);
+        void handleTorrentTrackersRemoved(TorrentImpl *torrent, const QStringList &deletedTrackers);
+        void handleTorrentTrackersChanged(TorrentImpl *torrent);
+        void handleTorrentUrlSeedsAdded(TorrentImpl *torrent, const QVector<QUrl> &newUrlSeeds);
+        void handleTorrentUrlSeedsRemoved(TorrentImpl *torrent, const QVector<QUrl> &urlSeeds);
+        void handleTorrentResumeDataReady(TorrentImpl *torrent, const LoadTorrentParams &data);
         void handleTorrentInfoHashChanged(TorrentImpl *torrent, const InfoHash &prevInfoHash);
         void handleTorrentStorageMovingStateChanged(TorrentImpl *torrent);
 
-        bool addMoveTorrentStorageJob(TorrentImpl *torrent, const Path &newPath, MoveStorageMode mode);
+        bool addMoveTorrentStorageJob(TorrentImpl *torrent, const Path &newPath, MoveStorageMode mode, MoveStorageContext context);
 
         void findIncompleteFiles(const TorrentInfo &torrentInfo, const Path &savePath
                                  , const Path &downloadPath, const PathList &filePaths = {}) const;
 
+        void enablePortMapping();
+        void disablePortMapping();
+        void addMappedPorts(const QSet<quint16> &ports);
+        void removeMappedPorts(const QSet<quint16> &ports);
+
+        template <typename Func>
+        void invoke(Func &&func)
+        {
+            QMetaObject::invokeMethod(this, std::forward<Func>(func), Qt::QueuedConnection);
+        }
+
+        void invokeAsync(std::function<void ()> func);
+
     private slots:
         void configureDeferred();
         void readAlerts();
@@ -453,14 +499,15 @@ namespace BitTorrent
         {
             lt::torrent_handle torrentHandle;
             Path path;
-            MoveStorageMode mode;
+            MoveStorageMode mode {};
+            MoveStorageContext context {};
         };
 
         struct RemovingTorrentData
         {
             QString name;
             Path pathToRemove;
-            DeleteOption deleteOption;
+            DeleteOption deleteOption {};
         };
 
         explicit SessionImpl(QObject *parent = nullptr);
@@ -468,6 +515,7 @@ namespace BitTorrent
 
         bool hasPerTorrentRatioLimit() const;
         bool hasPerTorrentSeedingTimeLimit() const;
+        bool hasPerTorrentInactiveSeedingTimeLimit() const;
 
         // Session configuration
         Q_INVOKABLE void configure();
@@ -529,8 +577,8 @@ namespace BitTorrent
         TorrentImpl *createTorrent(const lt::torrent_handle &nativeHandle, const LoadTorrentParams &params);
 
         void saveResumeData();
-        void saveTorrentsQueue() const;
-        void removeTorrentsQueue() const;
+        void saveTorrentsQueue();
+        void removeTorrentsQueue();
 
         std::vector<lt::alert *> getPendingAlerts(lt::time_duration time = lt::time_duration::zero()) const;
 
@@ -546,6 +594,7 @@ namespace BitTorrent
 
         // BitTorrent
         lt::session *m_nativeSession = nullptr;
+        NativeSessionExtension *m_nativeSessionExtension = nullptr;
 
         bool m_deferredConfigureScheduled = false;
         bool m_IPFilteringConfigured = false;
@@ -576,6 +625,8 @@ namespace BitTorrent
         CachedSettingValue<int> m_sendBufferLowWatermark;
         CachedSettingValue<int> m_sendBufferWatermarkFactor;
         CachedSettingValue<int> m_connectionSpeed;
+        CachedSettingValue<int> m_socketSendBufferSize;
+        CachedSettingValue<int> m_socketReceiveBufferSize;
         CachedSettingValue<int> m_socketBacklogSize;
         CachedSettingValue<bool> m_isAnonymousModeEnabled;
         CachedSettingValue<bool> m_isQueueingEnabled;
@@ -612,6 +663,8 @@ namespace BitTorrent
         CachedSettingValue<QString> m_additionalTrackers;
         CachedSettingValue<qreal> m_globalMaxRatio;
         CachedSettingValue<int> m_globalMaxSeedingMinutes;
+        CachedSettingValue<int> m_globalMaxInactiveSeedingMinutes;
+        CachedSettingValue<bool> m_isAddTorrentToQueueTop;
         CachedSettingValue<bool> m_isAddTorrentPaused;
         CachedSettingValue<Torrent::StopCondition> m_torrentStopCondition;
         CachedSettingValue<TorrentContentLayout> m_torrentContentLayout;
@@ -635,7 +688,6 @@ namespace BitTorrent
         CachedSettingValue<int> m_encryption;
         CachedSettingValue<int> m_maxActiveCheckingTorrents;
         CachedSettingValue<bool> m_isProxyPeerConnectionsEnabled;
-        CachedSettingValue<bool> m_isProxyHostnameLookupEnabled;
         CachedSettingValue<ChokingAlgorithm> m_chokingAlgorithm;
         CachedSettingValue<SeedChokingAlgorithm> m_seedChokingAlgorithm;
         CachedSettingValue<QStringList> m_storedTags;
@@ -658,6 +710,15 @@ namespace BitTorrent
         CachedSettingValue<QStringList> m_excludedFileNames;
         CachedSettingValue<QStringList> m_bannedIPs;
         CachedSettingValue<ResumeDataStorageType> m_resumeDataStorageType;
+        CachedSettingValue<bool> m_isMergeTrackersEnabled;
+        CachedSettingValue<bool> m_isI2PEnabled;
+        CachedSettingValue<QString> m_I2PAddress;
+        CachedSettingValue<int> m_I2PPort;
+        CachedSettingValue<bool> m_I2PMixedMode;
+        CachedSettingValue<int> m_I2PInboundQuantity;
+        CachedSettingValue<int> m_I2POutboundQuantity;
+        CachedSettingValue<int> m_I2PInboundLength;
+        CachedSettingValue<int> m_I2POutboundLength;
 
         bool m_isRestored = false;
 
@@ -676,6 +737,8 @@ namespace BitTorrent
         qint64 m_previouslyUploaded = 0;
         qint64 m_previouslyDownloaded = 0;
 
+        bool m_torrentsQueueChanged = false;
+        bool m_needSaveTorrentsQueue = false;
         bool m_refreshEnqueued = false;
         QTimer *m_seedingLimitTimer = nullptr;
         QTimer *m_resumeDataTimer = nullptr;
@@ -686,10 +749,11 @@ namespace BitTorrent
         QPointer<Tracker> m_tracker;
 
         Utils::Thread::UniquePtr m_ioThread;
+        QThreadPool *m_asyncWorker = nullptr;
         ResumeDataStorage *m_resumeDataStorage = nullptr;
         FileSearcher *m_fileSearcher = nullptr;
 
-        QSet<TorrentID> m_downloadedMetadata;
+        QHash<TorrentID, lt::torrent_handle> m_downloadedMetadata;
 
         QHash<TorrentID, TorrentImpl *> m_torrents;
         QHash<TorrentID, TorrentImpl *> m_hybridTorrentsByAltID;
@@ -701,7 +765,9 @@ namespace BitTorrent
         QMap<QString, CategoryOptions> m_categories;
         QSet<QString> m_tags;
 
-        QHash<Torrent *, QSet<QString>> m_updatedTrackerEntries;
+        // This field holds amounts of peers reported by trackers in their responses to announces
+        // (torrent.tracker_name.tracker_local_endpoint.num_peers)
+        QHash<lt::torrent_handle, QHash<std::string, QMap<TrackerEntry::Endpoint, int>>> m_updatedTrackerEntries;
 
         // I/O errored torrents
         QSet<TorrentID> m_recentErroredTorrents;
@@ -722,6 +788,15 @@ namespace BitTorrent
 
         bool m_needUpgradeDownloadPath = false;
 
+        // All port mapping related routines are invoked from working thread
+        // so there are no synchronization used. If multithreaded access is
+        // ever required, synchronization should also be provided.
+        bool m_isPortMappingEnabled = false;
+        QHash<quint16, std::vector<lt::port_mapping_t>> m_mappedPorts;
+
+        QTimer *m_wakeupCheckTimer = nullptr;
+        QDateTime m_wakeupCheckTimestamp;
+
         friend void Session::initInstance();
         friend void Session::freeInstance();
         friend Session *Session::instance();

src/base/bittorrent/torrent.cpp

@@ -52,8 +52,12 @@ namespace BitTorrent
     const int Torrent::USE_GLOBAL_SEEDING_TIME = -2;
     const int Torrent::NO_SEEDING_TIME_LIMIT = -1;
 
+    const int Torrent::USE_GLOBAL_INACTIVE_SEEDING_TIME = -2;
+    const int Torrent::NO_INACTIVE_SEEDING_TIME_LIMIT = -1;
+
     const qreal Torrent::MAX_RATIO = 9999;
     const int Torrent::MAX_SEEDING_TIME = 525600;
+    const int Torrent::MAX_INACTIVE_SEEDING_TIME = 525600;
 
     TorrentID Torrent::id() const
     {

src/base/bittorrent/torrent.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
  *
  * This program is free software; you can redistribute it and/or
@@ -37,7 +37,7 @@
 #include "base/3rdparty/expected.hpp"
 #include "base/pathfwd.h"
 #include "base/tagset.h"
-#include "abstractfilestorage.h"
+#include "torrentcontenthandler.h"
 
 class QBitArray;
 class QByteArray;
@@ -106,9 +106,10 @@ namespace BitTorrent
     uint qHash(TorrentState key, uint seed = 0);
 #endif
 
-    class Torrent : public AbstractFileStorage
+    class Torrent : public TorrentContentHandler
     {
-        Q_GADGET
+        Q_OBJECT
+        Q_DISABLE_COPY_MOVE(Torrent)
 
     public:
         enum class StopCondition
@@ -125,10 +126,14 @@ namespace BitTorrent
         static const int USE_GLOBAL_SEEDING_TIME;
         static const int NO_SEEDING_TIME_LIMIT;
 
+        static const int USE_GLOBAL_INACTIVE_SEEDING_TIME;
+        static const int NO_INACTIVE_SEEDING_TIME_LIMIT;
+
         static const qreal MAX_RATIO;
         static const int MAX_SEEDING_TIME;
+        static const int MAX_INACTIVE_SEEDING_TIME;
 
-        virtual ~Torrent() = default;
+        using TorrentContentHandler::TorrentContentHandler;
 
         virtual InfoHash infoHash() const = 0;
         virtual QString name() const = 0;
@@ -191,7 +196,6 @@ namespace BitTorrent
         virtual void setSavePath(const Path &savePath) = 0;
         virtual Path downloadPath() const = 0;
         virtual void setDownloadPath(const Path &downloadPath) = 0;
-        virtual Path actualStorageLocation() const = 0;
         virtual Path rootPath() const = 0;
         virtual Path contentPath() const = 0;
         virtual QString category() const = 0;
@@ -210,13 +214,12 @@ namespace BitTorrent
         virtual QDateTime addedTime() const = 0;
         virtual qreal ratioLimit() const = 0;
         virtual int seedingTimeLimit() const = 0;
+        virtual int inactiveSeedingTimeLimit() const = 0;
 
-        virtual Path actualFilePath(int index) const = 0;
         virtual PathList filePaths() const = 0;
-        virtual QVector<DownloadPriority> filePriorities() const = 0;
 
         virtual TorrentInfo info() const = 0;
-        virtual bool isSeed() const = 0;
+        virtual bool isFinished() const = 0;
         virtual bool isPaused() const = 0;
         virtual bool isQueued() const = 0;
         virtual bool isForced() const = 0;
@@ -231,7 +234,6 @@ namespace BitTorrent
         virtual bool isSequentialDownload() const = 0;
         virtual bool hasFirstLastPiecePriority() const = 0;
         virtual TorrentState state() const = 0;
-        virtual bool hasMetadata() const = 0;
         virtual bool hasMissingFiles() const = 0;
         virtual bool hasError() const = 0;
         virtual int queuePosition() const = 0;
@@ -243,7 +245,6 @@ namespace BitTorrent
         virtual qlonglong activeTime() const = 0;
         virtual qlonglong finishedTime() const = 0;
         virtual qlonglong eta() const = 0;
-        virtual QVector<qreal> filesProgress() const = 0;
         virtual int seedsCount() const = 0;
         virtual int peersCount() const = 0;
         virtual int leechsCount() const = 0;
@@ -268,6 +269,7 @@ namespace BitTorrent
         virtual qreal distributedCopies() const = 0;
         virtual qreal maxRatio() const = 0;
         virtual int maxSeedingTime() const = 0;
+        virtual int maxInactiveSeedingTime() const = 0;
         virtual qreal realRatio() const = 0;
         virtual int uploadPayloadRate() const = 0;
         virtual int downloadPayloadRate() const = 0;
@@ -276,13 +278,6 @@ namespace BitTorrent
         virtual int connectionsCount() const = 0;
         virtual int connectionsLimit() const = 0;
         virtual qlonglong nextAnnounce() const = 0;
-        /**
-         * @brief fraction of file pieces that are available at least from one peer
-         *
-         * This is not the same as torrrent availability, it is just a fraction of pieces
-         * that can be downloaded right now. It varies between 0 to 1.
-         */
-        virtual QVector<qreal> availableFileFractions() const = 0;
 
         virtual void setName(const QString &name) = 0;
         virtual void setSequentialDownload(bool enable) = 0;
@@ -292,16 +287,15 @@ namespace BitTorrent
         virtual void forceReannounce(int index = -1) = 0;
         virtual void forceDHTAnnounce() = 0;
         virtual void forceRecheck() = 0;
-        virtual void prioritizeFiles(const QVector<DownloadPriority> &priorities) = 0;
         virtual void setRatioLimit(qreal limit) = 0;
         virtual void setSeedingTimeLimit(int limit) = 0;
+        virtual void setInactiveSeedingTimeLimit(int limit) = 0;
         virtual void setUploadLimit(int limit) = 0;
         virtual void setDownloadLimit(int limit) = 0;
         virtual void setSuperSeeding(bool enable) = 0;
         virtual void setDHTDisabled(bool disable) = 0;
         virtual void setPEXDisabled(bool disable) = 0;
         virtual void setLSDDisabled(bool disable) = 0;
-        virtual void flushCache() const = 0;
         virtual void addTrackers(QVector<TrackerEntry> trackers) = 0;
         virtual void removeTrackers(const QStringList &trackers) = 0;
         virtual void replaceTrackers(QVector<TrackerEntry> trackers) = 0;
@@ -309,7 +303,7 @@ namespace BitTorrent
         virtual void removeUrlSeeds(const QVector<QUrl> &urlSeeds) = 0;
         virtual bool connectPeer(const PeerAddress &peerAddress) = 0;
         virtual void clearPeers() = 0;
-        virtual bool setMetadata(const TorrentInfo &torrentInfo) = 0;
+        virtual void setMetadata(const TorrentInfo &torrentInfo) = 0;
 
         virtual StopCondition stopCondition() const = 0;
         virtual void setStopCondition(StopCondition stopCondition) = 0;
@@ -318,6 +312,11 @@ namespace BitTorrent
         virtual nonstd::expected<QByteArray, QString> exportToBuffer() const = 0;
         virtual nonstd::expected<void, QString> exportToFile(const Path &path) const = 0;
 
+        virtual void fetchPeerInfo(std::function<void (QVector<PeerInfo>)> resultHandler) const = 0;
+        virtual void fetchURLSeeds(std::function<void (QVector<QUrl>)> resultHandler) const = 0;
+        virtual void fetchPieceAvailability(std::function<void (QVector<int>)> resultHandler) const = 0;
+        virtual void fetchDownloadingPieces(std::function<void (QBitArray)> resultHandler) const = 0;
+
         TorrentID id() const;
         bool isResumed() const;
         qlonglong remainingSize() const;

src/base/bittorrent/torrentcontenthandler.cpp

@@ -0,0 +1,29 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2022  Vladimir Golovnev <glassez@yandex.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ */
+
+#include "torrentcontenthandler.h"

src/base/bittorrent/torrentcontenthandler.h

@@ -0,0 +1,61 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2022-2023  Vladimir Golovnev <glassez@yandex.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ */
+
+#pragma once
+
+#include <QObject>
+
+#include "base/pathfwd.h"
+#include "abstractfilestorage.h"
+#include "downloadpriority.h"
+
+namespace BitTorrent
+{
+    class TorrentContentHandler : public QObject, public AbstractFileStorage
+    {
+    public:
+        using QObject::QObject;
+
+        virtual bool hasMetadata() const = 0;
+        virtual Path actualStorageLocation() const = 0;
+        virtual Path actualFilePath(int fileIndex) const = 0;
+        virtual QVector<DownloadPriority> filePriorities() const = 0;
+        virtual QVector<qreal> filesProgress() const = 0;
+        /**
+         * @brief fraction of file pieces that are available at least from one peer
+         *
+         * This is not the same as torrrent availability, it is just a fraction of pieces
+         * that can be downloaded right now. It varies between 0 to 1.
+         */
+        virtual QVector<qreal> availableFileFractions() const = 0;
+        virtual void fetchAvailableFileFractions(std::function<void (QVector<qreal>)> resultHandler) const = 0;
+
+        virtual void prioritizeFiles(const QVector<DownloadPriority> &priorities) = 0;
+        virtual void flushCache() const = 0;
+    };
+}

src/base/bittorrent/torrentcreatorthread.h

@@ -46,14 +46,14 @@ namespace BitTorrent
 
     struct TorrentCreatorParams
     {
-        bool isPrivate;
+        bool isPrivate = false;
 #ifdef QBT_USES_LIBTORRENT2
-        TorrentFormat torrentFormat;
+        TorrentFormat torrentFormat = TorrentFormat::Hybrid;
 #else
         bool isAlignmentOptimized;
         int paddedFileSizeLimit;
 #endif
-        int pieceSize;
+        int pieceSize = 0;
         Path inputPath;
         Path savePath;
         QString comment;
@@ -74,7 +74,7 @@ namespace BitTorrent
         void create(const TorrentCreatorParams &params);
 
 #ifdef QBT_USES_LIBTORRENT2
-        static int calculateTotalPieces(const Path &inputPath, const int pieceSize, const TorrentFormat torrentFormat);
+        static int calculateTotalPieces(const Path &inputPath, int pieceSize, TorrentFormat torrentFormat);
 #else
         static int calculateTotalPieces(const Path &inputPath
             , const int pieceSize, const bool isAlignmentOptimized, int paddedFileSizeLimit);

src/base/bittorrent/torrentimpl.cpp

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
  *
  * This program is free software; you can redistribute it and/or
@@ -36,7 +36,6 @@
 #include <libtorrent/address.hpp>
 #include <libtorrent/alert_types.hpp>
 #include <libtorrent/create_torrent.hpp>
-#include <libtorrent/magnet_uri.hpp>
 #include <libtorrent/session.hpp>
 #include <libtorrent/storage_defs.hpp>
 #include <libtorrent/time.hpp>
@@ -47,7 +46,7 @@
 
 #include <QByteArray>
 #include <QDebug>
-#include <QFile>
+#include <QPointer>
 #include <QSet>
 #include <QStringList>
 #include <QUrl>
@@ -82,10 +81,10 @@ namespace
 
 #ifdef QBT_USES_LIBTORRENT2
     void updateTrackerEntry(TrackerEntry &trackerEntry, const lt::announce_entry &nativeEntry
-        , const lt::info_hash_t &hashes, const QMap<TrackerEntry::Endpoint, int> &updateInfo)
+            , const lt::info_hash_t &hashes, const QMap<TrackerEntry::Endpoint, int> &updateInfo)
 #else
     void updateTrackerEntry(TrackerEntry &trackerEntry, const lt::announce_entry &nativeEntry
-        , const QMap<TrackerEntry::Endpoint, int> &updateInfo)
+            , const QMap<TrackerEntry::Endpoint, int> &updateInfo)
 #endif
     {
         Q_ASSERT(trackerEntry.url == QString::fromStdString(nativeEntry.url));
@@ -98,7 +97,7 @@ namespace
         QString firstTrackerMessage;
         QString firstErrorMessage;
 #ifdef QBT_USES_LIBTORRENT2
-        const auto numEndpoints = static_cast<qsizetype>(nativeEntry.endpoints.size() * ((hashes.has_v1() && hashes.has_v2()) ? 2 : 1));
+        const auto numEndpoints = static_cast<qsizetype>(nativeEntry.endpoints.size()) * ((hashes.has_v1() && hashes.has_v2()) ? 2 : 1);
         for (const lt::announce_endpoint &endpoint : nativeEntry.endpoints)
         {
             for (const auto protocolVersion : {lt::protocol_version::V1, lt::protocol_version::V2})
@@ -236,7 +235,7 @@ namespace
 
 TorrentImpl::TorrentImpl(SessionImpl *session, lt::session *nativeSession
                                      , const lt::torrent_handle &nativeHandle, const LoadTorrentParams &params)
-    : QObject(session)
+    : Torrent(session)
     , m_session(session)
     , m_nativeSession(nativeSession)
     , m_nativeHandle(nativeHandle)
@@ -252,9 +251,10 @@ TorrentImpl::TorrentImpl(SessionImpl *session, lt::session *nativeSession
     , m_tags(params.tags)
     , m_ratioLimit(params.ratioLimit)
     , m_seedingTimeLimit(params.seedingTimeLimit)
+    , m_inactiveSeedingTimeLimit(params.inactiveSeedingTimeLimit)
     , m_operatingMode(params.operatingMode)
     , m_contentLayout(params.contentLayout)
-    , m_hasSeedStatus(params.hasSeedStatus)
+    , m_hasFinishedStatus(params.hasFinishedStatus)
     , m_hasFirstLastPiecePriority(params.firstLastPiecePriority)
     , m_useAutoTMM(params.useAutoTMM)
     , m_isStopped(params.stopped)
@@ -279,6 +279,7 @@ TorrentImpl::TorrentImpl(SessionImpl *session, lt::session *nativeSession
                         , LT::toNative(m_ltAddTorrentParams.file_priorities.empty() ? DownloadPriority::Normal : DownloadPriority::Ignored));
 
         m_completedFiles.fill(static_cast<bool>(m_ltAddTorrentParams.flags & lt::torrent_flags::seed_mode), filesCount);
+        m_filesProgress.resize(filesCount);
 
         for (int i = 0; i < filesCount; ++i)
         {
@@ -301,8 +302,14 @@ TorrentImpl::TorrentImpl(SessionImpl *session, lt::session *nativeSession
     m_trackerEntries.reserve(static_cast<decltype(m_trackerEntries)::size_type>(extensionData->trackers.size()));
     for (const lt::announce_entry &announceEntry : extensionData->trackers)
         m_trackerEntries.append({QString::fromStdString(announceEntry.url), announceEntry.tier});
+    m_urlSeeds.reserve(static_cast<decltype(m_urlSeeds)::size_type>(extensionData->urlSeeds.size()));
+    for (const std::string &urlSeed : extensionData->urlSeeds)
+        m_urlSeeds.append(QString::fromStdString(urlSeed));
     m_nativeStatus = extensionData->status;
 
+    if (hasMetadata())
+        updateProgress();
+
     updateState();
 
     if (hasMetadata())
@@ -324,14 +331,14 @@ TorrentImpl::TorrentImpl(SessionImpl *session, lt::session *nativeSession
 
             // Remove .unwanted directory if empty
             const Path newPath = spath / newRelPath;
-            qDebug() << "Attempting to remove \".unwanted\" folder at " << (newPath / Path(u".unwanted"_qs)).toString();
-            Utils::Fs::rmdir(newPath / Path(u".unwanted"_qs));
+            qDebug() << "Attempting to remove \".unwanted\" folder at " << (newPath / Path(u".unwanted"_s)).toString();
+            Utils::Fs::rmdir(newPath / Path(u".unwanted"_s));
         }
     }
     // == END UPGRADE CODE ==
 }
 
-TorrentImpl::~TorrentImpl() {}
+TorrentImpl::~TorrentImpl() = default;
 
 bool TorrentImpl::isValid() const
 {
@@ -424,13 +431,16 @@ void TorrentImpl::setSavePath(const Path &path)
     if (resolvedPath == savePath())
         return;
 
-    m_savePath = resolvedPath;
-
-    m_session->handleTorrentNeedSaveResumeData(this);
-
-    const bool isFinished = isSeed() || m_hasSeedStatus;
-    if (isFinished || downloadPath().isEmpty())
-        moveStorage(savePath(), MoveStorageMode::KeepExistingFiles);
+    if (isFinished() || m_hasFinishedStatus || downloadPath().isEmpty())
+    {
+        moveStorage(resolvedPath, MoveStorageContext::ChangeSavePath);
+    }
+    else
+    {
+        m_savePath = resolvedPath;
+        m_session->handleTorrentSavePathChanged(this);
+        m_session->handleTorrentNeedSaveResumeData(this);
+    }
 }
 
 Path TorrentImpl::downloadPath() const
@@ -448,13 +458,17 @@ void TorrentImpl::setDownloadPath(const Path &path)
     if (resolvedPath == m_downloadPath)
         return;
 
-    m_downloadPath = resolvedPath;
-
-    m_session->handleTorrentNeedSaveResumeData(this);
-
-    const bool isFinished = isSeed() || m_hasSeedStatus;
-    if (!isFinished)
-        moveStorage((m_downloadPath.isEmpty() ? savePath() : m_downloadPath), MoveStorageMode::KeepExistingFiles);
+    const bool isIncomplete = !(isFinished() || m_hasFinishedStatus);
+    if (isIncomplete)
+    {
+        moveStorage((resolvedPath.isEmpty() ? savePath() : resolvedPath), MoveStorageContext::ChangeDownloadPath);
+    }
+    else
+    {
+        m_downloadPath = resolvedPath;
+        m_session->handleTorrentSavePathChanged(this);
+        m_session->handleTorrentNeedSaveResumeData(this);
+    }
 }
 
 Path TorrentImpl::rootPath() const
@@ -533,9 +547,6 @@ Path TorrentImpl::wantedActualPath(int index, const Path &path) const
 
 QVector<TrackerEntry> TorrentImpl::trackers() const
 {
-    if (!m_updatedTrackerEntries.isEmpty())
-        refreshTrackerEntries();
-
     return m_trackerEntries;
 }
 
@@ -610,63 +621,95 @@ void TorrentImpl::replaceTrackers(QVector<TrackerEntry> trackers)
 
 QVector<QUrl> TorrentImpl::urlSeeds() const
 {
-    const std::set<std::string> currentSeeds = m_nativeHandle.url_seeds();
-
-    QVector<QUrl> urlSeeds;
-    urlSeeds.reserve(static_cast<decltype(urlSeeds)::size_type>(currentSeeds.size()));
-
-    for (const std::string &urlSeed : currentSeeds)
-        urlSeeds.append(QString::fromStdString(urlSeed));
-
-    return urlSeeds;
+    return m_urlSeeds;
 }
 
 void TorrentImpl::addUrlSeeds(const QVector<QUrl> &urlSeeds)
 {
-    const std::set<std::string> currentSeeds = m_nativeHandle.url_seeds();
-
-    QVector<QUrl> addedUrlSeeds;
-    addedUrlSeeds.reserve(urlSeeds.size());
-
-    for (const QUrl &url : urlSeeds)
+    m_session->invokeAsync([urlSeeds, session = m_session
+                           , nativeHandle = m_nativeHandle
+                           , thisTorrent = QPointer<TorrentImpl>(this)]
     {
-        const std::string nativeUrl = url.toString().toStdString();
-        if (currentSeeds.find(nativeUrl) == currentSeeds.end())
+        try
         {
-            m_nativeHandle.add_url_seed(nativeUrl);
-            addedUrlSeeds << url;
-        }
-    }
+            const std::set<std::string> nativeSeeds = nativeHandle.url_seeds();
+            QVector<QUrl> currentSeeds;
+            currentSeeds.reserve(static_cast<decltype(currentSeeds)::size_type>(nativeSeeds.size()));
+            for (const std::string &urlSeed : nativeSeeds)
+                currentSeeds.append(QString::fromStdString(urlSeed));
 
-    if (!addedUrlSeeds.isEmpty())
-    {
-        m_session->handleTorrentNeedSaveResumeData(this);
-        m_session->handleTorrentUrlSeedsAdded(this, addedUrlSeeds);
-    }
+            QVector<QUrl> addedUrlSeeds;
+            addedUrlSeeds.reserve(urlSeeds.size());
+
+            for (const QUrl &url : urlSeeds)
+            {
+                if (!currentSeeds.contains(url))
+                {
+                    nativeHandle.add_url_seed(url.toString().toStdString());
+                    addedUrlSeeds.append(url);
+                }
+            }
+
+            currentSeeds.append(addedUrlSeeds);
+            session->invoke([session, thisTorrent, currentSeeds, addedUrlSeeds]
+            {
+                if (!thisTorrent)
+                    return;
+
+                thisTorrent->m_urlSeeds = currentSeeds;
+                if (!addedUrlSeeds.isEmpty())
+                {
+                    session->handleTorrentNeedSaveResumeData(thisTorrent);
+                    session->handleTorrentUrlSeedsAdded(thisTorrent, addedUrlSeeds);
+                }
+            });
+        }
+        catch (const std::exception &) {}
+    });
 }
 
 void TorrentImpl::removeUrlSeeds(const QVector<QUrl> &urlSeeds)
 {
-    const std::set<std::string> currentSeeds = m_nativeHandle.url_seeds();
-
-    QVector<QUrl> removedUrlSeeds;
-    removedUrlSeeds.reserve(urlSeeds.size());
-
-    for (const QUrl &url : urlSeeds)
+    m_session->invokeAsync([urlSeeds, session = m_session
+                           , nativeHandle = m_nativeHandle
+                           , thisTorrent = QPointer<TorrentImpl>(this)]
     {
-        const std::string nativeUrl = url.toString().toStdString();
-        if (currentSeeds.find(nativeUrl) != currentSeeds.end())
+        try
         {
-            m_nativeHandle.remove_url_seed(nativeUrl);
-            removedUrlSeeds << url;
-        }
-    }
+            const std::set<std::string> nativeSeeds = nativeHandle.url_seeds();
+            QVector<QUrl> currentSeeds;
+            currentSeeds.reserve(static_cast<decltype(currentSeeds)::size_type>(nativeSeeds.size()));
+            for (const std::string &urlSeed : nativeSeeds)
+                currentSeeds.append(QString::fromStdString(urlSeed));
 
-    if (!removedUrlSeeds.isEmpty())
-    {
-        m_session->handleTorrentNeedSaveResumeData(this);
-        m_session->handleTorrentUrlSeedsRemoved(this, removedUrlSeeds);
-    }
+            QVector<QUrl> removedUrlSeeds;
+            removedUrlSeeds.reserve(urlSeeds.size());
+
+            for (const QUrl &url : urlSeeds)
+            {
+                if (currentSeeds.removeOne(url))
+                {
+                    nativeHandle.remove_url_seed(url.toString().toStdString());
+                    removedUrlSeeds.append(url);
+                }
+            }
+
+            session->invoke([session, thisTorrent, currentSeeds, removedUrlSeeds]
+            {
+                if (!thisTorrent)
+                    return;
+
+                thisTorrent->m_urlSeeds = currentSeeds;
+
+                if (!removedUrlSeeds.isEmpty())
+                {
+                    session->handleTorrentNeedSaveResumeData(thisTorrent);
+                    session->handleTorrentUrlSeedsRemoved(thisTorrent, removedUrlSeeds);
+                }
+            });
+        }
+        catch (const std::exception &) {}
+    });
 }
 
 void TorrentImpl::clearPeers()
@@ -820,6 +863,11 @@ int TorrentImpl::seedingTimeLimit() const
     return m_seedingTimeLimit;
 }
 
+int TorrentImpl::inactiveSeedingTimeLimit() const
+{
+    return m_inactiveSeedingTimeLimit;
+}
+
 Path TorrentImpl::filePath(const int index) const
 {
     Q_ASSERT(index >= 0);
@@ -973,7 +1021,7 @@ bool TorrentImpl::isErrored() const
             || (m_state == TorrentState::Error));
 }
 
-bool TorrentImpl::isSeed() const
+bool TorrentImpl::isFinished() const
 {
     return ((m_nativeStatus.state == lt::torrent_status::finished)
             || (m_nativeStatus.state == lt::torrent_status::seeding));
@@ -1029,9 +1077,9 @@ void TorrentImpl::updateState()
     else if ((m_nativeStatus.state == lt::torrent_status::checking_files) && !isPaused())
     {
         // If the torrent is not just in the "checking" state, but is being actually checked
-        m_state = m_hasSeedStatus ? TorrentState::CheckingUploading : TorrentState::CheckingDownloading;
+        m_state = m_hasFinishedStatus ? TorrentState::CheckingUploading : TorrentState::CheckingDownloading;
     }
-    else if (isSeed())
+    else if (isFinished())
     {
         if (isPaused())
             m_state = TorrentState::PausedUploading;
@@ -1119,11 +1167,12 @@ qlonglong TorrentImpl::eta() const
 
     const SpeedSampleAvg speedAverage = m_payloadRateMonitor.average();
 
-    if (isSeed())
+    if (isFinished())
     {
         const qreal maxRatioValue = maxRatio();
         const int maxSeedingTimeValue = maxSeedingTime();
-        if ((maxRatioValue < 0) && (maxSeedingTimeValue < 0)) return MAX_ETA;
+        const int maxInactiveSeedingTimeValue = maxInactiveSeedingTime();
+        if ((maxRatioValue < 0) && (maxSeedingTimeValue < 0) && (maxInactiveSeedingTimeValue < 0)) return MAX_ETA;
 
         qlonglong ratioEta = MAX_ETA;
 
@@ -1146,7 +1195,15 @@ qlonglong TorrentImpl::eta() const
                 seedingTimeEta = 0;
         }
 
-        return std::min(ratioEta, seedingTimeEta);
+        qlonglong inactiveSeedingTimeEta = MAX_ETA;
+
+        if (maxInactiveSeedingTimeValue >= 0)
+        {
+            inactiveSeedingTimeEta = (maxInactiveSeedingTimeValue * 60) - timeSinceActivity();
+            inactiveSeedingTimeEta = std::max<qlonglong>(inactiveSeedingTimeEta, 0);
+        }
+
+        return std::min({ratioEta, seedingTimeEta, inactiveSeedingTimeEta});
     }
 
     if (!speedAverage.download) return MAX_ETA;
@@ -1159,20 +1216,20 @@ QVector<qreal> TorrentImpl::filesProgress() const
     if (!hasMetadata())
         return {};
 
-    if (m_completedFiles.count(true) == filesCount())
-        return QVector<qreal>(filesCount(), 1);
+    const int count = m_filesProgress.size();
+    Q_ASSERT(count == filesCount());
+    if (Q_UNLIKELY(count != filesCount()))
+        return {};
 
-    std::vector<int64_t> fp;
-    m_nativeHandle.file_progress(fp, lt::torrent_handle::piece_granularity);
+    if (m_completedFiles.count(true) == count)
+        return QVector<qreal>(count, 1);
 
-    const int count = filesCount();
-    const auto nativeIndexes = m_torrentInfo.nativeIndexes();
     QVector<qreal> result;
     result.reserve(count);
     for (int i = 0; i < count; ++i)
     {
-        const int64_t progress = fp[LT::toUnderlyingType(nativeIndexes[i])];
-        const qlonglong size = fileSize(i);
+        const int64_t progress = m_filesProgress.at(i);
+        const int64_t size = fileSize(i);
         if ((size <= 0) || (progress == size))
             result << 1;
         else
@@ -1291,15 +1348,13 @@ QVector<PeerInfo> TorrentImpl::peers() const
     peers.reserve(static_cast<decltype(peers)::size_type>(nativePeers.size()));
 
     for (const lt::peer_info &peer : nativePeers)
-        peers << PeerInfo(this, peer);
+        peers.append(PeerInfo(peer, pieces()));
 
     return peers;
 }
 
 QBitArray TorrentImpl::pieces() const
 {
-    if (m_pieces.isEmpty())
-        m_pieces = LT::toQBitArray(m_nativeStatus.pieces);
     return m_pieces;
 }
 
@@ -1345,6 +1400,14 @@ int TorrentImpl::maxSeedingTime() const
     return m_seedingTimeLimit;
 }
 
+int TorrentImpl::maxInactiveSeedingTime() const
+{
+    if (m_inactiveSeedingTimeLimit == USE_GLOBAL_INACTIVE_SEEDING_TIME)
+        return m_session->globalMaxInactiveSeedingMinutes();
+
+    return m_inactiveSeedingTimeLimit;
+}
+
 qreal TorrentImpl::realRatio() const
 {
     const int64_t upload = m_nativeStatus.all_time_upload;
@@ -1444,7 +1507,8 @@ void TorrentImpl::forceDHTAnnounce()
 
 void TorrentImpl::forceRecheck()
 {
-    if (!hasMetadata()) return;
+    if (!hasMetadata())
+        return;
 
     m_nativeHandle.force_recheck();
     // We have to force update the cached state, otherwise someone will be able to get
@@ -1453,7 +1517,12 @@ void TorrentImpl::forceRecheck()
 
     m_hasMissingFiles = false;
     m_unchecked = false;
+
     m_completedFiles.fill(false);
+    m_filesProgress.fill(0);
+    m_pieces.fill(false);
+    m_nativeStatus.pieces.clear_all();
+    m_nativeStatus.num_pieces = 0;
 
     if (isPaused())
     {
@@ -1536,44 +1605,25 @@ void TorrentImpl::fileSearchFinished(const Path &savePath, const PathList &fileN
     endReceivedMetadataHandling(savePath, fileNames);
 }
 
-void TorrentImpl::updatePeerCount(const QString &trackerURL, const TrackerEntry::Endpoint &endpoint, const int count)
+TrackerEntry TorrentImpl::updateTrackerEntry(const lt::announce_entry &announceEntry, const QMap<TrackerEntry::Endpoint, int> &updateInfo)
 {
-    m_updatedTrackerEntries[trackerURL][endpoint] = count;
-}
-
-void TorrentImpl::invalidateTrackerEntry(const QString &trackerURL)
-{
-    std::ignore = m_updatedTrackerEntries[trackerURL];
-}
-
-void TorrentImpl::refreshTrackerEntries() const
-{
-    const std::vector<lt::announce_entry> nativeTrackers = m_nativeHandle.trackers();
-    Q_ASSERT(nativeTrackers.size() == m_trackerEntries.size());
-
-    for (const lt::announce_entry &announceEntry : nativeTrackers)
+    const auto it = std::find_if(m_trackerEntries.begin(), m_trackerEntries.end()
+            , [&announceEntry](const TrackerEntry &trackerEntry)
     {
-        const auto trackerURL = QString::fromStdString(announceEntry.url);
-        const auto updatedTrackerIter = m_updatedTrackerEntries.find(trackerURL);
-        if (updatedTrackerIter == m_updatedTrackerEntries.end())
-            continue;
+        return (trackerEntry.url == QString::fromStdString(announceEntry.url));
+    });
 
-        const auto trackerIter = std::find_if(m_trackerEntries.begin(), m_trackerEntries.end()
-                                    , [&trackerURL](const TrackerEntry &trackerEntry)
-        {
-            return (trackerEntry.url == trackerURL);
-        });
-        Q_ASSERT(trackerIter != m_trackerEntries.end());
+    Q_ASSERT(it != m_trackerEntries.end());
+    // TODO: use [[unlikely]] in C++20
+    if (Q_UNLIKELY(it == m_trackerEntries.end()))
+        return {};
 
-        TrackerEntry &trackerEntry = *trackerIter;
 #ifdef QBT_USES_LIBTORRENT2
-        updateTrackerEntry(trackerEntry, announceEntry, m_nativeHandle.info_hashes(), updatedTrackerIter.value());
+    ::updateTrackerEntry(*it, announceEntry, nativeHandle().info_hashes(), updateInfo);
 #else
-        updateTrackerEntry(trackerEntry, announceEntry, updatedTrackerIter.value());
+    ::updateTrackerEntry(*it, announceEntry, updateInfo);
 #endif
-    }
-
-    m_updatedTrackerEntries.clear();
+    return *it;
 }
 
 std::shared_ptr<const libtorrent::torrent_info> TorrentImpl::nativeTorrentInfo() const
@@ -1597,12 +1647,14 @@ void TorrentImpl::endReceivedMetadataHandling(const Path &savePath, const PathLi
                                 , LT::toNative(p.file_priorities.empty() ? DownloadPriority::Normal : DownloadPriority::Ignored));
 
     m_completedFiles.fill(static_cast<bool>(p.flags & lt::torrent_flags::seed_mode), filesCount());
+    m_filesProgress.resize(filesCount());
+    updateProgress();
 
     for (int i = 0; i < fileNames.size(); ++i)
     {
         const auto nativeIndex = nativeIndexes.at(i);
 
-        const Path actualFilePath = fileNames.at(i);
+        const Path &actualFilePath = fileNames.at(i);
         p.renamed_files[nativeIndex] = actualFilePath.toString().toStdString();
 
         const Path filePath = actualFilePath.removedExtension(QB_EXT);
@@ -1644,7 +1696,10 @@ void TorrentImpl::endReceivedMetadataHandling(const Path &savePath, const PathLi
 void TorrentImpl::reload()
 {
     m_completedFiles.fill(false);
-    m_pieces.clear();
+    m_filesProgress.fill(0);
+    m_pieces.fill(false);
+    m_nativeStatus.pieces.clear_all();
+    m_nativeStatus.num_pieces = 0;
 
     const auto queuePos = m_nativeHandle.queue_position();
 
@@ -1735,7 +1790,7 @@ void TorrentImpl::resume(const TorrentOperatingMode mode)
     }
 }
 
-void TorrentImpl::moveStorage(const Path &newPath, const MoveStorageMode mode)
+void TorrentImpl::moveStorage(const Path &newPath, const MoveStorageContext context)
 {
     if (!hasMetadata())
     {
@@ -1743,7 +1798,9 @@ void TorrentImpl::moveStorage(const Path &newPath, const MoveStorageMode mode)
         return;
     }
 
-    if (m_session->addMoveTorrentStorageJob(this, newPath, mode))
+    const auto mode = (context == MoveStorageContext::AdjustCurrentLocation)
+            ? MoveStorageMode::Overwrite : MoveStorageMode::KeepExistingFiles;
+    if (m_session->addMoveTorrentStorageJob(this, newPath, mode, context))
     {
         if (!m_storageIsMoving)
         {
@@ -1769,16 +1826,17 @@ void TorrentImpl::handleStateUpdate(const lt::torrent_status &nativeStatus)
     updateStatus(nativeStatus);
 }
 
-void TorrentImpl::handleMoveStorageJobFinished(const Path &path, const bool hasOutstandingJob)
+void TorrentImpl::handleMoveStorageJobFinished(const Path &path, const MoveStorageContext context, const bool hasOutstandingJob)
 {
-    m_session->handleTorrentNeedSaveResumeData(this);
+    if (context == MoveStorageContext::ChangeSavePath)
+        m_savePath = path;
+    else if (context == MoveStorageContext::ChangeDownloadPath)
+        m_downloadPath = path;
     m_storageIsMoving = hasOutstandingJob;
+    m_nativeStatus.save_path = path.toString().toStdString();
 
-    if (actualStorageLocation() != path)
-    {
-        m_nativeStatus.save_path = path.toString().toStdString();
-        m_session->handleTorrentSavePathChanged(this);
-    }
+    m_session->handleTorrentSavePathChanged(this);
+    m_session->handleTorrentNeedSaveResumeData(this);
 
     if (!m_storageIsMoving)
     {
@@ -1820,9 +1878,9 @@ void TorrentImpl::handleTorrentCheckedAlert(const lt::torrent_checked_alert *p)
         if (!m_hasMissingFiles)
         {
             if ((progress() < 1.0) && (wantedSize() > 0))
-                m_hasSeedStatus = false;
+                m_hasFinishedStatus = false;
             else if (progress() == 1.0)
-                m_hasSeedStatus = true;
+                m_hasFinishedStatus = true;
 
             adjustStorageLocation();
             manageIncompleteFiles();
@@ -1849,7 +1907,7 @@ void TorrentImpl::handleTorrentFinishedAlert(const lt::torrent_finished_alert *p
     Q_UNUSED(p);
 
     m_hasMissingFiles = false;
-    if (m_hasSeedStatus)
+    if (m_hasFinishedStatus)
         return;
 
     m_statusUpdatedTriggers.enqueue([this]()
@@ -1866,7 +1924,7 @@ void TorrentImpl::handleTorrentFinishedAlert(const lt::torrent_finished_alert *p
         }
         else
         {
-            m_hasSeedStatus = true;
+            m_hasFinishedStatus = true;
 
             if (isMoveInProgress() || (m_renameCount > 0))
                 m_moveFinishedTriggers.enqueue([this]() { m_session->handleTorrentFinished(this); });
@@ -1888,6 +1946,14 @@ void TorrentImpl::handleTorrentResumedAlert(const lt::torrent_resumed_alert *p)
 
 void TorrentImpl::handleSaveResumeDataAlert(const lt::save_resume_data_alert *p)
 {
+    if (m_ltAddTorrentParams.url_seeds != p->params.url_seeds)
+    {
+        // URL seed list have been changed by libtorrent for some reason, so we need to update cached one.
+        // Unfortunately, URL seed list containing in "resume data" is generated according to different rules
+        // than the list we usually cache, so we have to request it from the appropriate source.
+        fetchURLSeeds([this](const QVector<QUrl> &urlSeeds) { m_urlSeeds = urlSeeds; });
+    }
+
     if (m_maintenanceJob == MaintenanceJob::HandleMetadata)
     {
         Q_ASSERT(m_indexMap.isEmpty());
@@ -1971,8 +2037,9 @@ void TorrentImpl::prepareResumeData(const lt::add_torrent_params &params)
     resumeData.contentLayout = m_contentLayout;
     resumeData.ratioLimit = m_ratioLimit;
     resumeData.seedingTimeLimit = m_seedingTimeLimit;
+    resumeData.inactiveSeedingTimeLimit = m_inactiveSeedingTimeLimit;
     resumeData.firstLastPiecePriority = m_hasFirstLastPiecePriority;
-    resumeData.hasSeedStatus = m_hasSeedStatus;
+    resumeData.hasFinishedStatus = m_hasFinishedStatus;
     resumeData.stopped = m_isStopped;
     resumeData.stopCondition = m_stopCondition;
     resumeData.operatingMode = m_operatingMode;
@@ -2063,7 +2130,7 @@ void TorrentImpl::handleFileCompletedAlert(const lt::file_completed_alert *p)
     const int fileIndex = m_indexMap.value(p->index, -1);
     Q_ASSERT(fileIndex >= 0);
 
-    m_completedFiles[fileIndex] = true;
+    m_completedFiles.setBit(fileIndex);
 
     if (m_session->isAppendExtensionEnabled())
     {
@@ -2107,7 +2174,7 @@ void TorrentImpl::handleMetadataReceivedAlert(const lt::metadata_received_alert
 
 void TorrentImpl::handlePerformanceAlert(const lt::performance_alert *p) const
 {
-    LogMsg((tr("Performance alert: %1. More info: %2").arg(QString::fromStdString(p->message()), u"https://libtorrent.org/reference-Alerts.html#enum-performance-warning-t"_qs))
+    LogMsg((tr("Performance alert: %1. More info: %2").arg(QString::fromStdString(p->message()), u"https://libtorrent.org/reference-Alerts.html#enum-performance-warning-t"_s))
            , Log::INFO);
 }
 
@@ -2198,11 +2265,10 @@ void TorrentImpl::manageIncompleteFiles()
 void TorrentImpl::adjustStorageLocation()
 {
     const Path downloadPath = this->downloadPath();
-    const bool isFinished = isSeed() || m_hasSeedStatus;
-    const Path targetPath = ((isFinished || downloadPath.isEmpty()) ? savePath() : downloadPath);
+    const Path targetPath = ((isFinished() || m_hasFinishedStatus || downloadPath.isEmpty()) ? savePath() : downloadPath);
 
     if ((targetPath != actualStorageLocation()) || isMoveInProgress())
-        moveStorage(targetPath, MoveStorageMode::Overwrite);
+        moveStorage(targetPath, MoveStorageContext::AdjustCurrentLocation);
 }
 
 void TorrentImpl::doRenameFile(int index, const Path &path)
@@ -2223,17 +2289,24 @@ lt::torrent_handle TorrentImpl::nativeHandle() const
     return m_nativeHandle;
 }
 
-bool TorrentImpl::setMetadata(const TorrentInfo &torrentInfo)
+void TorrentImpl::setMetadata(const TorrentInfo &torrentInfo)
 {
     if (hasMetadata())
-        return false;
+        return;
 
+    m_session->invokeAsync([nativeHandle = m_nativeHandle, torrentInfo]
+    {
+        try
+        {
 #ifdef QBT_USES_LIBTORRENT2
-    return m_nativeHandle.set_metadata(torrentInfo.nativeInfo()->info_section());
+            nativeHandle.set_metadata(torrentInfo.nativeInfo()->info_section());
 #else
-    const std::shared_ptr<lt::torrent_info> nativeInfo = torrentInfo.nativeInfo();
-    return m_nativeHandle.set_metadata(lt::span<const char>(nativeInfo->metadata().get(), nativeInfo->metadata_size()));
+            const std::shared_ptr<lt::torrent_info> nativeInfo = torrentInfo.nativeInfo();
+            nativeHandle.set_metadata(lt::span<const char>(nativeInfo->metadata().get(), nativeInfo->metadata_size()));
 #endif
+        }
+        catch (const std::exception &) {}
+    });
 }
 
 Torrent::StopCondition TorrentImpl::stopCondition() const
@@ -2265,8 +2338,11 @@ bool TorrentImpl::isMoveInProgress() const
 
 void TorrentImpl::updateStatus(const lt::torrent_status &nativeStatus)
 {
-    m_pieces.clear();
-    m_nativeStatus = nativeStatus;
+    const lt::torrent_status oldStatus = std::exchange(m_nativeStatus, nativeStatus);
+
+    if (m_nativeStatus.num_pieces != oldStatus.num_pieces)
+        updateProgress();
+
     updateState();
 
     m_payloadRateMonitor.addSample({nativeStatus.download_payload_rate
@@ -2286,6 +2362,44 @@ void TorrentImpl::updateStatus(const lt::torrent_status &nativeStatus)
         std::invoke(m_statusUpdatedTriggers.dequeue());
 }
 
+void TorrentImpl::updateProgress()
+{
+    Q_ASSERT(hasMetadata());
+    if (Q_UNLIKELY(!hasMetadata()))
+        return;
+
+    Q_ASSERT(!m_filesProgress.isEmpty());
+    if (Q_UNLIKELY(m_filesProgress.isEmpty()))
+        m_filesProgress.resize(filesCount());
+
+    const QBitArray oldPieces = std::exchange(m_pieces, LT::toQBitArray(m_nativeStatus.pieces));
+    const QBitArray newPieces = m_pieces ^ oldPieces;
+
+    const int64_t pieceSize = m_torrentInfo.pieceLength();
+    for (qsizetype index = 0; index < newPieces.size(); ++index)
+    {
+        if (!newPieces.at(index))
+            continue;
+
+        int64_t size = m_torrentInfo.pieceLength(index);
+        int64_t pieceOffset = index * pieceSize;
+
+        for (const int fileIndex : asConst(m_torrentInfo.fileIndicesForPiece(index)))
+        {
+            const int64_t fileOffsetInPiece = pieceOffset - m_torrentInfo.fileOffset(fileIndex);
+            const int64_t add = std::min<int64_t>((m_torrentInfo.fileSize(fileIndex) - fileOffsetInPiece), size);
+
+            m_filesProgress[fileIndex] += add;
+
+            size -= add;
+            if (size <= 0)
+                break;
+
+            pieceOffset += add;
+        }
+    }
+}
+
 void TorrentImpl::setRatioLimit(qreal limit)
 {
     if (limit < USE_GLOBAL_RATIO)
@@ -2316,6 +2430,21 @@ void TorrentImpl::setSeedingTimeLimit(int limit)
     }
 }
 
+void TorrentImpl::setInactiveSeedingTimeLimit(int limit)
+{
+    if (limit < USE_GLOBAL_INACTIVE_SEEDING_TIME)
+        limit = NO_INACTIVE_SEEDING_TIME_LIMIT;
+    else if (limit > MAX_INACTIVE_SEEDING_TIME)
+        limit = MAX_SEEDING_TIME;
+
+    if (m_inactiveSeedingTimeLimit != limit)
+    {
+        m_inactiveSeedingTimeLimit = limit;
+        m_session->handleTorrentNeedSaveResumeData(this);
+        m_session->handleTorrentShareLimitChanged(this);
+    }
+}
+
 void TorrentImpl::setUploadLimit(const int limit)
 {
     const int cleanValue = cleanLimitValue(limit);
@@ -2397,7 +2526,39 @@ void TorrentImpl::flushCache() const
 
 QString TorrentImpl::createMagnetURI() const
 {
-    return QString::fromStdString(lt::make_magnet_uri(m_nativeHandle));
+    QString ret = u"magnet:?"_s;
+
+    const SHA1Hash infoHash1 = infoHash().v1();
+    if (infoHash1.isValid())
+    {
+        ret += u"xt=urn:btih:" + infoHash1.toString();
+    }
+
+    const SHA256Hash infoHash2 = infoHash().v2();
+    if (infoHash2.isValid())
+    {
+        if (infoHash1.isValid())
+            ret += u'&';
+        ret += u"xt=urn:btmh:1220" + infoHash2.toString();
+    }
+
+    const QString displayName = name();
+    if (displayName != id().toString())
+    {
+        ret += u"&dn=" + QString::fromLatin1(QUrl::toPercentEncoding(displayName));
+    }
+
+    for (const TrackerEntry &tracker : asConst(trackers()))
+    {
+        ret += u"&tr=" + QString::fromLatin1(QUrl::toPercentEncoding(tracker.url));
+    }
+
+    for (const QUrl &urlSeed : asConst(urlSeeds()))
+    {
+        ret += u"&ws=" + QString::fromLatin1(urlSeed.toEncoded());
+    }
+
+    return ret;
 }
 
 nonstd::expected<lt::entry, QString> TorrentImpl::exportTorrent() const
@@ -2453,6 +2614,129 @@ nonstd::expected<void, QString> TorrentImpl::exportToFile(const Path &path) cons
     return {};
 }
 
+void TorrentImpl::fetchPeerInfo(std::function<void (QVector<PeerInfo>)> resultHandler) const
+{
+    invokeAsync([nativeHandle = m_nativeHandle, allPieces = pieces()]() -> QVector<PeerInfo>
+    {
+        try
+        {
+            std::vector<lt::peer_info> nativePeers;
+            nativeHandle.get_peer_info(nativePeers);
+            QVector<PeerInfo> peers;
+            peers.reserve(static_cast<decltype(peers)::size_type>(nativePeers.size()));
+            for (const lt::peer_info &peer : nativePeers)
+                peers.append(PeerInfo(peer, allPieces));
+            return peers;
+        }
+        catch (const std::exception &) {}
+
+        return {};
+    }
+    , std::move(resultHandler));
+}
+
+void TorrentImpl::fetchURLSeeds(std::function<void (QVector<QUrl>)> resultHandler) const
+{
+    invokeAsync([nativeHandle = m_nativeHandle]() -> QVector<QUrl>
+    {
+        try
+        {
+            const std::set<std::string> currentSeeds = nativeHandle.url_seeds();
+            QVector<QUrl> urlSeeds;
+            urlSeeds.reserve(static_cast<decltype(urlSeeds)::size_type>(currentSeeds.size()));
+            for (const std::string &urlSeed : currentSeeds)
+                urlSeeds.append(QString::fromStdString(urlSeed));
+            return urlSeeds;
+        }
+        catch (const std::exception &) {}
+
+        return {};
+    }
+    , std::move(resultHandler));
+}
+
+void TorrentImpl::fetchPieceAvailability(std::function<void (QVector<int>)> resultHandler) const
+{
+    invokeAsync([nativeHandle = m_nativeHandle]() -> QVector<int>
+    {
+        try
+        {
+            std::vector<int> piecesAvailability;
+            nativeHandle.piece_availability(piecesAvailability);
+            return QVector<int>(piecesAvailability.cbegin(), piecesAvailability.cend());
+        }
+        catch (const std::exception &) {}
+
+        return {};
+    }
+    , std::move(resultHandler));
+}
+
+void TorrentImpl::fetchDownloadingPieces(std::function<void (QBitArray)> resultHandler) const
+{
+    invokeAsync([nativeHandle = m_nativeHandle, torrentInfo = m_torrentInfo]() -> QBitArray
+    {
+        try
+        {
+#ifdef QBT_USES_LIBTORRENT2
+            const std::vector<lt::partial_piece_info> queue = nativeHandle.get_download_queue();
+#else
+            std::vector<lt::partial_piece_info> queue;
+            nativeHandle.get_download_queue(queue);
+#endif
+            QBitArray result;
+            result.resize(torrentInfo.piecesCount());
+            for (const lt::partial_piece_info &info : queue)
+                result.setBit(LT::toUnderlyingType(info.piece_index));
+            return result;
+        }
+        catch (const std::exception &) {}
+
+        return {};
+    }
+    , std::move(resultHandler));
+}
+
+void TorrentImpl::fetchAvailableFileFractions(std::function<void (QVector<qreal>)> resultHandler) const
+{
+    invokeAsync([nativeHandle = m_nativeHandle, torrentInfo = m_torrentInfo]() -> QVector<qreal>
+    {
+        if (!torrentInfo.isValid() || (torrentInfo.filesCount() <= 0))
+            return {};
+
+        try
+        {
+            std::vector<int> piecesAvailability;
+            nativeHandle.piece_availability(piecesAvailability);
+            const int filesCount = torrentInfo.filesCount();
+            // libtorrent returns empty array for seeding only torrents
+            if (piecesAvailability.empty())
+                return QVector<qreal>(filesCount, -1);
+
+            QVector<qreal> result;
+            result.reserve(filesCount);
+            for (int i = 0; i < filesCount; ++i)
+            {
+                const TorrentInfo::PieceRange filePieces = torrentInfo.filePieces(i);
+
+                int availablePieces = 0;
+                for (const int piece : filePieces)
+                    availablePieces += (piecesAvailability[piece] > 0) ? 1 : 0;
+
+                const qreal availability = filePieces.isEmpty()
+                        ? 1  // the file has no pieces, so it is available by default
+                        : static_cast<qreal>(availablePieces) / filePieces.size();
+                result.append(availability);
+            }
+            return result;
+        }
+        catch (const std::exception &) {}
+
+        return {};
+    }
+    , std::move(resultHandler));
+}
+
 void TorrentImpl::prioritizeFiles(const QVector<DownloadPriority> &priorities)
 {
     if (!hasMetadata()) return;
@@ -2468,7 +2752,7 @@ void TorrentImpl::prioritizeFiles(const QVector<DownloadPriority> &priorities)
             && (priorities[i] > DownloadPriority::Ignored)
             && !m_completedFiles.at(i))
         {
-            m_hasSeedStatus = false;
+            m_hasFinishedStatus = false;
             break;
         }
     }
@@ -2516,3 +2800,19 @@ QVector<qreal> TorrentImpl::availableFileFractions() const
     }
     return res;
 }
+
+template <typename Func, typename Callback>
+void TorrentImpl::invokeAsync(Func func, Callback resultHandler) const
+{
+    m_session->invokeAsync([session = m_session
+                           , func = std::move(func)
+                           , resultHandler = std::move(resultHandler)
+                           , thisTorrent = QPointer<const TorrentImpl>(this)]() mutable
+    {
+        session->invoke([result = func(), thisTorrent, resultHandler = std::move(resultHandler)]
+        {
+            if (thisTorrent)
+                resultHandler(result);
+        });
+    });
+}

src/base/bittorrent/torrentimpl.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2023  Vladimir Golovnev <glassez@yandex.ru>
  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
  *
  * This program is free software; you can redistribute it and/or
@@ -68,6 +68,13 @@ namespace BitTorrent
         Overwrite
     };
 
+    enum class MoveStorageContext
+    {
+        AdjustCurrentLocation,
+        ChangeSavePath,
+        ChangeDownloadPath
+    };
+
     enum class MaintenanceJob
     {
         None,
@@ -77,13 +84,13 @@ namespace BitTorrent
     struct FileErrorInfo
     {
         lt::error_code error;
-        lt::operation_t operation;
+        lt::operation_t operation = lt::operation_t::unknown;
     };
 
-    class TorrentImpl final : public QObject, public Torrent
+    class TorrentImpl final : public Torrent
     {
+        Q_OBJECT
         Q_DISABLE_COPY_MOVE(TorrentImpl)
-        Q_DECLARE_TR_FUNCTIONS(BitTorrent::TorrentImpl)
 
     public:
         TorrentImpl(SessionImpl *session, lt::session *nativeSession
@@ -131,6 +138,7 @@ namespace BitTorrent
         QDateTime addedTime() const override;
         qreal ratioLimit() const override;
         int seedingTimeLimit() const override;
+        int inactiveSeedingTimeLimit() const override;
 
         Path filePath(int index) const override;
         Path actualFilePath(int index) const override;
@@ -139,7 +147,7 @@ namespace BitTorrent
         QVector<DownloadPriority> filePriorities() const override;
 
         TorrentInfo info() const override;
-        bool isSeed() const override;
+        bool isFinished() const override;
         bool isPaused() const override;
         bool isQueued() const override;
         bool isForced() const override;
@@ -191,6 +199,7 @@ namespace BitTorrent
         qreal distributedCopies() const override;
         qreal maxRatio() const override;
         int maxSeedingTime() const override;
+        int maxInactiveSeedingTime() const override;
         qreal realRatio() const override;
         int uploadPayloadRate() const override;
         int downloadPayloadRate() const override;
@@ -213,6 +222,7 @@ namespace BitTorrent
         void prioritizeFiles(const QVector<DownloadPriority> &priorities) override;
         void setRatioLimit(qreal limit) override;
         void setSeedingTimeLimit(int limit) override;
+        void setInactiveSeedingTimeLimit(int limit) override;
         void setUploadLimit(int limit) override;
         void setDownloadLimit(int limit) override;
         void setSuperSeeding(bool enable) override;
@@ -227,7 +237,7 @@ namespace BitTorrent
         void removeUrlSeeds(const QVector<QUrl> &urlSeeds) override;
         bool connectPeer(const PeerAddress &peerAddress) override;
         void clearPeers() override;
-        bool setMetadata(const TorrentInfo &torrentInfo) override;
+        void setMetadata(const TorrentInfo &torrentInfo) override;
 
         StopCondition stopCondition() const override;
         void setStopCondition(StopCondition stopCondition) override;
@@ -236,6 +246,12 @@ namespace BitTorrent
         nonstd::expected<QByteArray, QString> exportToBuffer() const override;
         nonstd::expected<void, QString> exportToFile(const Path &path) const override;
 
+        void fetchPeerInfo(std::function<void (QVector<PeerInfo>)> resultHandler) const override;
+        void fetchURLSeeds(std::function<void (QVector<QUrl>)> resultHandler) const override;
+        void fetchPieceAvailability(std::function<void (QVector<int>)> resultHandler) const override;
+        void fetchDownloadingPieces(std::function<void (QBitArray)> resultHandler) const override;
+        void fetchAvailableFileFractions(std::function<void (QVector<qreal>)> resultHandler) const override;
+
         bool needSaveResumeData() const;
 
         // Session interface
@@ -246,18 +262,17 @@ namespace BitTorrent
         void handleCategoryOptionsChanged();
         void handleAppendExtensionToggled();
         void saveResumeData(lt::resume_data_flags_t flags = {});
-        void handleMoveStorageJobFinished(const Path &path, bool hasOutstandingJob);
+        void handleMoveStorageJobFinished(const Path &path, MoveStorageContext context, bool hasOutstandingJob);
         void fileSearchFinished(const Path &savePath, const PathList &fileNames);
-        void updatePeerCount(const QString &trackerURL, const TrackerEntry::Endpoint &endpoint, int count);
-        void invalidateTrackerEntry(const QString &trackerURL);
+        TrackerEntry updateTrackerEntry(const lt::announce_entry &announceEntry, const QMap<TrackerEntry::Endpoint, int> &updateInfo);
 
     private:
         using EventTrigger = std::function<void ()>;
 
         std::shared_ptr<const lt::torrent_info> nativeTorrentInfo() const;
 
-        void refreshTrackerEntries() const;
         void updateStatus(const lt::torrent_status &nativeStatus);
+        void updateProgress();
         void updateState();
 
         void handleFastResumeRejectedAlert(const lt::fastresume_rejected_alert *p);
@@ -284,7 +299,7 @@ namespace BitTorrent
         Path wantedActualPath(int index, const Path &path) const;
         void adjustStorageLocation();
         void doRenameFile(int index, const Path &path);
-        void moveStorage(const Path &newPath, MoveStorageMode mode);
+        void moveStorage(const Path &newPath, MoveStorageContext context);
         void manageIncompleteFiles();
         void applyFirstLastPiecePriority(bool enabled);
 
@@ -294,6 +309,9 @@ namespace BitTorrent
 
         nonstd::expected<lt::entry, QString> exportTorrent() const;
 
+        template <typename Func, typename Callback>
+        void invokeAsync(Func func, Callback resultHandler) const;
+
         SessionImpl *const m_session = nullptr;
         lt::session *m_nativeSession = nullptr;
         lt::torrent_handle m_nativeHandle;
@@ -318,10 +336,8 @@ namespace BitTorrent
 
         MaintenanceJob m_maintenanceJob = MaintenanceJob::None;
 
-        // TODO: Use QHash<TrackerEntry::Endpoint, int> once Qt5 is dropped.
-        using TrackerEntryUpdateInfo = QMap<TrackerEntry::Endpoint, int>;
-        mutable QHash<QString, TrackerEntryUpdateInfo> m_updatedTrackerEntries;
-        mutable QVector<TrackerEntry> m_trackerEntries;
+        QVector<TrackerEntry> m_trackerEntries;
+        QVector<QUrl> m_urlSeeds;
         FileErrorInfo m_lastFileError;
 
         // Persistent data
@@ -332,9 +348,10 @@ namespace BitTorrent
         TagSet m_tags;
         qreal m_ratioLimit;
         int m_seedingTimeLimit;
+        int m_inactiveSeedingTimeLimit;
         TorrentOperatingMode m_operatingMode;
         TorrentContentLayout m_contentLayout;
-        bool m_hasSeedStatus;
+        bool m_hasFinishedStatus;
         bool m_hasMissingFiles = false;
         bool m_hasFirstLastPiecePriority = false;
         bool m_useAutoTMM;
@@ -348,6 +365,7 @@ namespace BitTorrent
         int m_downloadLimit = 0;
         int m_uploadLimit = 0;
 
-        mutable QBitArray m_pieces;
+        QBitArray m_pieces;
+        QVector<std::int64_t> m_filesProgress;
     };
 }

src/base/bittorrent/torrentinfo.cpp

@@ -42,10 +42,10 @@
 
 #include "base/global.h"
 #include "base/path.h"
+#include "base/preferences.h"
 #include "base/utils/fs.h"
 #include "base/utils/io.h"
 #include "base/utils/misc.h"
-#include "common.h"
 #include "infohash.h"
 #include "trackerentry.h"
 
@@ -67,12 +67,6 @@ TorrentInfo::TorrentInfo(const lt::torrent_info &nativeInfo)
     }
 }
 
-TorrentInfo::TorrentInfo(const TorrentInfo &other)
-    : m_nativeInfo {other.m_nativeInfo}
-    , m_nativeIndexes {other.m_nativeIndexes}
-{
-}
-
 TorrentInfo &TorrentInfo::operator=(const TorrentInfo &other)
 {
     if (this != &other)
@@ -92,9 +86,11 @@ nonstd::expected<TorrentInfo, QString> TorrentInfo::load(const QByteArray &data)
 {
     // 2-step construction to overcome default limits of `depth_limit` & `token_limit` which are
     // used in `torrent_info()` constructor
+    const auto *pref = Preferences::instance();
+
     lt::error_code ec;
     const lt::bdecode_node node = lt::bdecode(data, ec
-            , nullptr, BENCODE_DEPTH_LIMIT, BENCODE_TOKEN_LIMIT);
+            , nullptr, pref->getBdecodeDepthLimit(), pref->getBdecodeTokenLimit());
     if (ec)
         return nonstd::make_unexpected(QString::fromStdString(ec.message()));
 
@@ -107,28 +103,21 @@ nonstd::expected<TorrentInfo, QString> TorrentInfo::load(const QByteArray &data)
 
 nonstd::expected<TorrentInfo, QString> TorrentInfo::loadFromFile(const Path &path) noexcept
 {
-    QFile file {path.data()};
-    if (!file.open(QIODevice::ReadOnly))
-        return nonstd::make_unexpected(file.errorString());
-
-    if (file.size() > MAX_TORRENT_SIZE)
-        return nonstd::make_unexpected(tr("File size exceeds max limit %1").arg(Utils::Misc::friendlyUnit(MAX_TORRENT_SIZE)));
-
     QByteArray data;
     try
     {
-        data = file.readAll();
+        const qint64 torrentSizeLimit = Preferences::instance()->getTorrentFileSizeLimit();
+        const auto readResult = Utils::IO::readFile(path, torrentSizeLimit);
+        if (!readResult)
+            return nonstd::make_unexpected(readResult.error().message);
+        data = readResult.value();
     }
     catch (const std::bad_alloc &e)
     {
-        return nonstd::make_unexpected(tr("Torrent file read error: %1").arg(QString::fromLocal8Bit(e.what())));
+        return nonstd::make_unexpected(tr("Failed to allocate memory when reading file. File: \"%1\". Error: \"%2\"")
+            .arg(path.toString(), QString::fromLocal8Bit(e.what())));
     }
 
-    if (data.size() != file.size())
-        return nonstd::make_unexpected(tr("Torrent file read error: size mismatch"));
-
-    file.close();
-
     return load(data);
 }
 

src/base/bittorrent/torrentinfo.h

@@ -54,7 +54,7 @@ namespace BitTorrent
 
     public:
         TorrentInfo() = default;
-        TorrentInfo(const TorrentInfo &other);
+        TorrentInfo(const TorrentInfo &other) = default;
 
         explicit TorrentInfo(const lt::torrent_info &nativeInfo);
 

src/base/bittorrent/tracker.cpp

@@ -53,23 +53,23 @@ namespace
     // constants
     const int PEER_ID_SIZE = 20;
 
-    const QString ANNOUNCE_REQUEST_PATH = u"/announce"_qs;
+    const QString ANNOUNCE_REQUEST_PATH = u"/announce"_s;
 
-    const QString ANNOUNCE_REQUEST_COMPACT = u"compact"_qs;
-    const QString ANNOUNCE_REQUEST_INFO_HASH = u"info_hash"_qs;
-    const QString ANNOUNCE_REQUEST_IP = u"ip"_qs;
-    const QString ANNOUNCE_REQUEST_LEFT = u"left"_qs;
-    const QString ANNOUNCE_REQUEST_NO_PEER_ID = u"no_peer_id"_qs;
-    const QString ANNOUNCE_REQUEST_NUM_WANT = u"numwant"_qs;
-    const QString ANNOUNCE_REQUEST_PEER_ID = u"peer_id"_qs;
-    const QString ANNOUNCE_REQUEST_PORT = u"port"_qs;
+    const QString ANNOUNCE_REQUEST_COMPACT = u"compact"_s;
+    const QString ANNOUNCE_REQUEST_INFO_HASH = u"info_hash"_s;
+    const QString ANNOUNCE_REQUEST_IP = u"ip"_s;
+    const QString ANNOUNCE_REQUEST_LEFT = u"left"_s;
+    const QString ANNOUNCE_REQUEST_NO_PEER_ID = u"no_peer_id"_s;
+    const QString ANNOUNCE_REQUEST_NUM_WANT = u"numwant"_s;
+    const QString ANNOUNCE_REQUEST_PEER_ID = u"peer_id"_s;
+    const QString ANNOUNCE_REQUEST_PORT = u"port"_s;
 
-    const QString ANNOUNCE_REQUEST_EVENT = u"event"_qs;
-    const QString ANNOUNCE_REQUEST_EVENT_COMPLETED = u"completed"_qs;
-    const QString ANNOUNCE_REQUEST_EVENT_EMPTY = u"empty"_qs;
-    const QString ANNOUNCE_REQUEST_EVENT_STARTED = u"started"_qs;
-    const QString ANNOUNCE_REQUEST_EVENT_STOPPED = u"stopped"_qs;
-    const QString ANNOUNCE_REQUEST_EVENT_PAUSED = u"paused"_qs;
+    const QString ANNOUNCE_REQUEST_EVENT = u"event"_s;
+    const QString ANNOUNCE_REQUEST_EVENT_COMPLETED = u"completed"_s;
+    const QString ANNOUNCE_REQUEST_EVENT_EMPTY = u"empty"_s;
+    const QString ANNOUNCE_REQUEST_EVENT_STARTED = u"started"_s;
+    const QString ANNOUNCE_REQUEST_EVENT_STOPPED = u"stopped"_s;
+    const QString ANNOUNCE_REQUEST_EVENT_PAUSED = u"paused"_s;
 
     const char ANNOUNCE_RESPONSE_COMPLETE[] = "complete";
     const char ANNOUNCE_RESPONSE_EXTERNAL_IP[] = "external ip";
@@ -297,32 +297,32 @@ void Tracker::processAnnounceRequest()
     // 1. info_hash
     const auto infoHashIter = queryParams.find(ANNOUNCE_REQUEST_INFO_HASH);
     if (infoHashIter == queryParams.end())
-        throw TrackerError(u"Missing \"info_hash\" parameter"_qs);
+        throw TrackerError(u"Missing \"info_hash\" parameter"_s);
 
     const auto torrentID = TorrentID::fromString(QString::fromLatin1(infoHashIter->toHex()));
     if (!torrentID.isValid())
-        throw TrackerError(u"Invalid \"info_hash\" parameter"_qs);
+        throw TrackerError(u"Invalid \"info_hash\" parameter"_s);
 
     announceReq.torrentID = torrentID;
 
     // 2. peer_id
     const auto peerIdIter = queryParams.find(ANNOUNCE_REQUEST_PEER_ID);
     if (peerIdIter == queryParams.end())
-        throw TrackerError(u"Missing \"peer_id\" parameter"_qs);
+        throw TrackerError(u"Missing \"peer_id\" parameter"_s);
 
     if (peerIdIter->size() > PEER_ID_SIZE)
-        throw TrackerError(u"Invalid \"peer_id\" parameter"_qs);
+        throw TrackerError(u"Invalid \"peer_id\" parameter"_s);
 
     announceReq.peer.peerId = *peerIdIter;
 
     // 3. port
     const auto portIter = queryParams.find(ANNOUNCE_REQUEST_PORT);
     if (portIter == queryParams.end())
-        throw TrackerError(u"Missing \"port\" parameter"_qs);
+        throw TrackerError(u"Missing \"port\" parameter"_s);
 
     const ushort portNum = portIter->toUShort();
     if (portNum == 0)
-        throw TrackerError(u"Invalid \"port\" parameter"_qs);
+        throw TrackerError(u"Invalid \"port\" parameter"_s);
 
     announceReq.peer.port = portNum;
 
@@ -332,7 +332,7 @@ void Tracker::processAnnounceRequest()
     {
         const int num = numWantIter->toInt();
         if (num < 0)
-            throw TrackerError(u"Invalid \"numwant\" parameter"_qs);
+            throw TrackerError(u"Invalid \"numwant\" parameter"_s);
         announceReq.numwant = num;
     }
 
@@ -377,7 +377,7 @@ void Tracker::processAnnounceRequest()
     }
     else
     {
-        throw TrackerError(u"Invalid \"event\" parameter"_qs);
+        throw TrackerError(u"Invalid \"event\" parameter"_s);
     }
 
     prepareAnnounceResponse(announceReq);

src/base/digest32.h

@@ -45,7 +45,7 @@ public:
 
     Digest32() = default;
     Digest32(const Digest32 &other) = default;
-    Digest32(Digest32 &&other) = default;
+    Digest32(Digest32 &&other) noexcept = default;
 
     Digest32(const UnderlyingType &nativeDigest)
         : m_dataPtr {new Data(nativeDigest)}
@@ -63,7 +63,7 @@ public:
     }
 
     Digest32 &operator=(const Digest32 &other) = default;
-    Digest32 &operator=(Digest32 &&other) = default;
+    Digest32 &operator=(Digest32 &&other) noexcept = default;
 
     operator UnderlyingType() const
     {
@@ -84,7 +84,7 @@ private:
     class Data;
 
     explicit Digest32(QSharedDataPointer<Data> dataPtr)
-        : m_dataPtr {dataPtr}
+        : m_dataPtr {std::move(dataPtr)}
     {
     }
 
@@ -167,6 +167,6 @@ std::size_t qHash(const Digest32<N> &key, const std::size_t seed = 0)
 template <int N>
 uint qHash(const Digest32<N> &key, const uint seed = 0)
 {
-    return static_cast<uint>((std::hash<typename Digest32<N>::UnderlyingType> {})(key)) ^ seed;
+    return ::qHash(std::hash<typename Digest32<N>::UnderlyingType> {}(key), seed);
 }
 #endif

src/base/global.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2016  Mike Tzou
+ * Copyright (C) 2016-2023  Mike Tzou (Chocobo1)
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -40,18 +40,24 @@ constexpr typename std::add_const_t<T> &asConst(T &t) noexcept { return t; }
 
 // Forward rvalue as const
 template <typename T>
-constexpr typename std::add_const_t<T> asConst(T &&t) noexcept { return std::move(t); }
+constexpr typename std::add_const_t<T> asConst(T &&t) noexcept { return std::forward<T>(t); }
 
 // Prevent const rvalue arguments
 template <typename T>
 void asConst(const T &&) = delete;
 
-#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
-// https://doc.qt.io/qt-6/qstring.html#operator-22-22_qs
-inline QString operator"" _qs(const char16_t *str, const std::size_t size)
+#if (QT_VERSION < QT_VERSION_CHECK(6, 4, 0))
+// https://doc.qt.io/qt-6/qstring.html#operator-22-22_s
+inline QString operator"" _s(const char16_t *str, const std::size_t size)
 {
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
     return QString::fromRawData(reinterpret_cast<const QChar *>(str), static_cast<int>(size));
+#else
+    return operator""_qs(str, size);
+#endif
 }
+#else
+using namespace Qt::Literals::StringLiterals;
 #endif
 
-inline const QString TORRENT_FILE_EXTENSION = u".torrent"_qs;
+inline const QString TORRENT_FILE_EXTENSION = u".torrent"_s;

src/base/http/connection.cpp

@@ -32,7 +32,6 @@
 
 #include <QTcpSocket>
 
-#include "base/logger.h"
 #include "irequesthandler.h"
 #include "requestparser.h"
 #include "responsegenerator.h"
@@ -46,6 +45,10 @@ Connection::Connection(QTcpSocket *socket, IRequestHandler *requestHandler, QObj
 {
     m_socket->setParent(this);
 
+    // reserve common size for requests, don't use the max allowed size which is too big for
+    // memory constrained platforms
+    m_receivedData.reserve(1024 * 1024);
+
     // reset timer when there are activity
     m_idleTimer.start();
     connect(m_socket, &QIODevice::readyRead, this, [this]()
@@ -66,7 +69,18 @@ Connection::~Connection()
 
 void Connection::read()
 {
-    m_receivedData.append(m_socket->readAll());
+    // reuse existing buffer and avoid unnecessary memory allocation/relocation
+    const qsizetype previousSize = m_receivedData.size();
+    const qint64 bytesAvailable = m_socket->bytesAvailable();
+    m_receivedData.resize(previousSize + bytesAvailable);
+    const qint64 bytesRead = m_socket->read((m_receivedData.data() + previousSize), bytesAvailable);
+    if (Q_UNLIKELY(bytesRead < 0))
+    {
+        m_socket->close();
+        return;
+    }
+    if (Q_UNLIKELY(bytesRead < bytesAvailable))
+        m_receivedData.chop(bytesAvailable - bytesRead);
 
     while (!m_receivedData.isEmpty())
     {
@@ -79,11 +93,11 @@ void Connection::read()
                 const long bufferLimit = RequestParser::MAX_CONTENT_SIZE * 1.1;  // some margin for headers
                 if (m_receivedData.size() > bufferLimit)
                 {
-                    LogMsg(tr("Http request size exceeds limitation, closing socket. Limit: %1, IP: %2")
-                        .arg(bufferLimit).arg(m_socket->peerAddress().toString()), Log::WARNING);
+                    qWarning("%s", qUtf8Printable(tr("Http request size exceeds limitation, closing socket. Limit: %1, IP: %2")
+                        .arg(QString::number(bufferLimit), m_socket->peerAddress().toString())));
 
-                    Response resp(413, u"Payload Too Large"_qs);
-                    resp.headers[HEADER_CONNECTION] = u"close"_qs;
+                    Response resp(413, u"Payload Too Large"_s);
+                    resp.headers[HEADER_CONNECTION] = u"close"_s;
 
                     sendResponse(resp);
                     m_socket->close();
@@ -91,13 +105,26 @@ void Connection::read()
             }
             return;
 
+        case RequestParser::ParseStatus::BadMethod:
+            {
+                qWarning("%s", qUtf8Printable(tr("Bad Http request method, closing socket. IP: %1. Method: \"%2\"")
+                    .arg(m_socket->peerAddress().toString(), result.request.method)));
+
+                Response resp(501, u"Not Implemented"_s);
+                resp.headers[HEADER_CONNECTION] = u"close"_s;
+
+                sendResponse(resp);
+                m_socket->close();
+            }
+            return;
+
         case RequestParser::ParseStatus::BadRequest:
             {
-                LogMsg(tr("Bad Http request, closing socket. IP: %1")
-                    .arg(m_socket->peerAddress().toString()), Log::WARNING);
+                qWarning("%s", qUtf8Printable(tr("Bad Http request, closing socket. IP: %1")
+                    .arg(m_socket->peerAddress().toString())));
 
-                Response resp(400, u"Bad Request"_qs);
-                resp.headers[HEADER_CONNECTION] = u"close"_qs;
+                Response resp(400, u"Bad Request"_s);
+                resp.headers[HEADER_CONNECTION] = u"close"_s;
 
                 sendResponse(resp);
                 m_socket->close();
@@ -108,15 +135,31 @@ void Connection::read()
             {
                 const Environment env {m_socket->localAddress(), m_socket->localPort(), m_socket->peerAddress(), m_socket->peerPort()};
 
-                Response resp = m_requestHandler->processRequest(result.request, env);
+                if (result.request.method == HEADER_REQUEST_METHOD_HEAD)
+                {
+                    Request getRequest = result.request;
+                    getRequest.method = HEADER_REQUEST_METHOD_GET;
 
-                if (acceptsGzipEncoding(result.request.headers[u"accept-encoding"_qs]))
-                    resp.headers[HEADER_CONTENT_ENCODING] = u"gzip"_qs;
+                    Response resp = m_requestHandler->processRequest(getRequest, env);
 
-                resp.headers[HEADER_CONNECTION] = u"keep-alive"_qs;
+                    resp.headers[HEADER_CONNECTION] = u"keep-alive"_s;
+                    resp.headers[HEADER_CONTENT_LENGTH] = QString::number(resp.content.length());
+                    resp.content.clear();
 
-                sendResponse(resp);
-                m_receivedData = m_receivedData.mid(result.frameSize);
+                    sendResponse(resp);
+                }
+                else
+                {
+                    Response resp = m_requestHandler->processRequest(result.request, env);
+
+                    if (acceptsGzipEncoding(result.request.headers.value(u"accept-encoding"_s)))
+                        resp.headers[HEADER_CONTENT_ENCODING] = u"gzip"_s;
+                    resp.headers[HEADER_CONNECTION] = u"keep-alive"_s;
+
+                    sendResponse(resp);
+                }
+
+                m_receivedData.remove(0, result.frameSize);
             }
             break;
 
@@ -176,11 +219,11 @@ bool Connection::acceptsGzipEncoding(QString codings)
     if (list.isEmpty())
         return false;
 
-    const bool canGzip = isCodingAvailable(list, u"gzip"_qs);
+    const bool canGzip = isCodingAvailable(list, u"gzip"_s);
     if (canGzip)
         return true;
 
-    const bool canAny = isCodingAvailable(list, u"*"_qs);
+    const bool canAny = isCodingAvailable(list, u"*"_s);
     if (canAny)
         return true;
 

src/base/http/httperror.cpp

@@ -48,41 +48,41 @@ QString HTTPError::statusText() const
 }
 
 BadRequestHTTPError::BadRequestHTTPError(const QString &message)
-    : HTTPError(400, u"Bad Request"_qs, message)
+    : HTTPError(400, u"Bad Request"_s, message)
 {
 }
 
 UnauthorizedHTTPError::UnauthorizedHTTPError(const QString &message)
-    : HTTPError(401, u"Unauthorized"_qs, message)
+    : HTTPError(401, u"Unauthorized"_s, message)
 {
 }
 
 ForbiddenHTTPError::ForbiddenHTTPError(const QString &message)
-    : HTTPError(403, u"Forbidden"_qs, message)
+    : HTTPError(403, u"Forbidden"_s, message)
 {
 }
 
 NotFoundHTTPError::NotFoundHTTPError(const QString &message)
-    : HTTPError(404, u"Not Found"_qs, message)
+    : HTTPError(404, u"Not Found"_s, message)
 {
 }
 
 MethodNotAllowedHTTPError::MethodNotAllowedHTTPError(const QString &message)
-    : HTTPError(405, u"Method Not Allowed"_qs, message)
+    : HTTPError(405, u"Method Not Allowed"_s, message)
 {
 }
 
 ConflictHTTPError::ConflictHTTPError(const QString &message)
-    : HTTPError(409, u"Conflict"_qs, message)
+    : HTTPError(409, u"Conflict"_s, message)
 {
 }
 
 UnsupportedMediaTypeHTTPError::UnsupportedMediaTypeHTTPError(const QString &message)
-    : HTTPError(415, u"Unsupported Media Type"_qs, message)
+    : HTTPError(415, u"Unsupported Media Type"_s, message)
 {
 }
 
 InternalServerErrorHTTPError::InternalServerErrorHTTPError(const QString &message)
-    : HTTPError(500, u"Internal Server Error"_qs, message)
+    : HTTPError(500, u"Internal Server Error"_s, message)
 {
 }

src/base/http/irequesthandler.h

@@ -37,7 +37,7 @@ namespace Http
     class IRequestHandler
     {
     public:
-        virtual ~IRequestHandler() {}
+        virtual ~IRequestHandler() = default;
         virtual Response processRequest(const Request &request, const Environment &env) = 0;
     };
 }

src/base/http/requestparser.cpp

@@ -75,10 +75,6 @@ namespace
     }
 }
 
-RequestParser::RequestParser()
-{
-}
-
 RequestParser::ParseResult RequestParser::parse(const QByteArray &data)
 {
     // Warning! Header names are converted to lowercase
@@ -107,6 +103,7 @@ RequestParser::ParseResult RequestParser::doParse(const QByteArray &data)
     // handle supported methods
     if ((m_request.method == HEADER_REQUEST_METHOD_GET) || (m_request.method == HEADER_REQUEST_METHOD_HEAD))
         return {ParseStatus::OK, m_request, headerLength};
+
     if (m_request.method == HEADER_REQUEST_METHOD_POST)
     {
         const auto parseContentLength = [this]() -> int
@@ -150,8 +147,7 @@ RequestParser::ParseResult RequestParser::doParse(const QByteArray &data)
         return {ParseStatus::OK, m_request, (headerLength + contentLength)};
     }
 
-    qWarning() << Q_FUNC_INFO << "unsupported request method: " << m_request.method;
-    return {ParseStatus::BadRequest, Request(), 0};  // TODO: SHOULD respond "501 Not Implemented"
+    return {ParseStatus::BadMethod, m_request, 0};
 }
 
 bool RequestParser::parseStartLines(const QStringView data)
@@ -193,7 +189,7 @@ bool RequestParser::parseRequestLine(const QString &line)
 {
     // [rfc7230] 3.1.1. Request Line
 
-    const QRegularExpression re(u"^([A-Z]+)\\s+(\\S+)\\s+HTTP\\/(\\d\\.\\d)$"_qs);
+    static const QRegularExpression re(u"^([A-Z]+)\\s+(\\S+)\\s+HTTP\\/(\\d\\.\\d)$"_s);
     const QRegularExpressionMatch match = re.match(line);
 
     if (!match.hasMatch())
@@ -268,7 +264,7 @@ bool RequestParser::parsePostMessage(const QByteArray &data)
         // [rfc2046] 5.1.1. Common Syntax
 
         // find boundary delimiter
-        const QString boundaryFieldName = u"boundary="_qs;
+        const QString boundaryFieldName = u"boundary="_s;
         const int idx = contentType.indexOf(boundaryFieldName);
         if (idx < 0)
         {
@@ -347,8 +343,8 @@ bool RequestParser::parseFormData(const QByteArray &data)
     }
 
     // pick data
-    const QString filename = u"filename"_qs;
-    const QString name = u"name"_qs;
+    const QString filename = u"filename"_s;
+    const QString name = u"name"_s;
 
     if (headersMap.contains(filename))
     {

src/base/http/requestparser.h

@@ -41,15 +41,16 @@ namespace Http
         {
             OK,
             Incomplete,
+            BadMethod,
             BadRequest
         };
 
         struct ParseResult
         {
             // when `status != ParseStatus::OK`, `request` & `frameSize` are undefined
-            ParseStatus status;
+            ParseStatus status = ParseStatus::BadRequest;
             Request request;
-            long frameSize;  // http request frame size (bytes)
+            long frameSize = 0;  // http request frame size (bytes)
         };
 
         static ParseResult parse(const QByteArray &data);
@@ -57,7 +58,7 @@ namespace Http
         static const long MAX_CONTENT_SIZE = 64 * 1024 * 1024;  // 64 MB
 
     private:
-        RequestParser();
+        RequestParser() = default;
 
         ParseResult doParse(const QByteArray &data);
         bool parseStartLines(QStringView data);

src/base/http/responsebuilder.h

@@ -38,7 +38,7 @@ namespace Http
     class ResponseBuilder
     {
     public:
-        void status(uint code = 200, const QString &text = u"OK"_qs);
+        void status(uint code = 200, const QString &text = u"OK"_s);
         void setHeader(const Header &header);
         void print(const QString &text, const QString &type = CONTENT_TYPE_HTML);
         void print(const QByteArray &data, const QString &type = CONTENT_TYPE_HTML);

src/base/http/responsegenerator.cpp

@@ -38,8 +38,9 @@ QByteArray Http::toByteArray(Response response)
 {
     compressContent(response);
 
-    response.headers[HEADER_CONTENT_LENGTH] = QString::number(response.content.length());
     response.headers[HEADER_DATE] = httpDate();
+    if (QString &value = response.headers[HEADER_CONTENT_LENGTH]; value.isEmpty())
+        value = QString::number(response.content.length());
 
     QByteArray buf;
     buf.reserve(1024 + response.content.length());
@@ -63,7 +64,7 @@ QByteArray Http::toByteArray(Response response)
     // the first empty line
     buf += CRLF;
 
-    // message body  // TODO: support HEAD request
+    // message body
     buf += response.content;
 
     return buf;
@@ -74,7 +75,7 @@ QString Http::httpDate()
     // [RFC 7231] 7.1.1.1. Date/Time Formats
     // example: "Sun, 06 Nov 1994 08:49:37 GMT"
 
-    return QLocale::c().toString(QDateTime::currentDateTimeUtc(), u"ddd, dd MMM yyyy HH:mm:ss"_qs)
+    return QLocale::c().toString(QDateTime::currentDateTimeUtc(), u"ddd, dd MMM yyyy HH:mm:ss"_s)
         .append(u" GMT");
 }
 
@@ -106,5 +107,5 @@ void Http::compressContent(Response &response)
         return;
 
     response.content = compressedData;
-    response.headers[HEADER_CONTENT_ENCODING] = u"gzip"_qs;
+    response.headers[HEADER_CONTENT_ENCODING] = u"gzip"_s;
 }

src/base/http/server.cpp

@@ -55,28 +55,28 @@ namespace
 
     QList<QSslCipher> safeCipherList()
     {
-        const QStringList badCiphers {u"idea"_qs, u"rc4"_qs};
+        const QStringList badCiphers {u"idea"_s, u"rc4"_s};
         // Contains Ciphersuites that use RSA for the Key Exchange but they don't mention it in their name
         const QStringList badRSAShorthandSuites {
-            u"AES256-GCM-SHA384"_qs, u"AES128-GCM-SHA256"_qs, u"AES256-SHA256"_qs,
-            u"AES128-SHA256"_qs, u"AES256-SHA"_qs, u"AES128-SHA"_qs};
+            u"AES256-GCM-SHA384"_s, u"AES128-GCM-SHA256"_s, u"AES256-SHA256"_s,
+            u"AES128-SHA256"_s, u"AES256-SHA"_s, u"AES128-SHA"_s};
         // Contains Ciphersuites that use AES CBC mode but they don't mention it in their name
         const QStringList badAESShorthandSuites {
-            u"ECDHE-ECDSA-AES256-SHA384"_qs, u"ECDHE-RSA-AES256-SHA384"_qs, u"DHE-RSA-AES256-SHA256"_qs,
-            u"ECDHE-ECDSA-AES128-SHA256"_qs, u"ECDHE-RSA-AES128-SHA256"_qs, u"DHE-RSA-AES128-SHA256"_qs,
-            u"ECDHE-ECDSA-AES256-SHA"_qs, u"ECDHE-RSA-AES256-SHA"_qs, u"DHE-RSA-AES256-SHA"_qs,
-            u"ECDHE-ECDSA-AES128-SHA"_qs, u"ECDHE-RSA-AES128-SHA"_qs, u"DHE-RSA-AES128-SHA"_qs};
+            u"ECDHE-ECDSA-AES256-SHA384"_s, u"ECDHE-RSA-AES256-SHA384"_s, u"DHE-RSA-AES256-SHA256"_s,
+            u"ECDHE-ECDSA-AES128-SHA256"_s, u"ECDHE-RSA-AES128-SHA256"_s, u"DHE-RSA-AES128-SHA256"_s,
+            u"ECDHE-ECDSA-AES256-SHA"_s, u"ECDHE-RSA-AES256-SHA"_s, u"DHE-RSA-AES256-SHA"_s,
+            u"ECDHE-ECDSA-AES128-SHA"_s, u"ECDHE-RSA-AES128-SHA"_s, u"DHE-RSA-AES128-SHA"_s};
         const QList<QSslCipher> allCiphers {QSslConfiguration::supportedCiphers()};
         QList<QSslCipher> safeCiphers;
         std::copy_if(allCiphers.cbegin(), allCiphers.cend(), std::back_inserter(safeCiphers),
                      [&badCiphers, &badRSAShorthandSuites, &badAESShorthandSuites](const QSslCipher &cipher)
         {
             const QString name = cipher.name();
-            if (name.contains(u"-cbc-"_qs, Qt::CaseInsensitive) // AES CBC mode is considered vulnerable to BEAST attack
-                || name.startsWith(u"adh-"_qs, Qt::CaseInsensitive) // Key Exchange: Diffie-Hellman, doesn't support Perfect Forward Secrecy
-                || name.startsWith(u"aecdh-"_qs, Qt::CaseInsensitive) // Key Exchange: Elliptic Curve Diffie-Hellman, doesn't support Perfect Forward Secrecy
-                || name.startsWith(u"psk-"_qs, Qt::CaseInsensitive) // Key Exchange: Pre-Shared Key, doesn't support Perfect Forward Secrecy
-                || name.startsWith(u"rsa-"_qs, Qt::CaseInsensitive) // Key Exchange: Rivest Shamir Adleman (RSA), doesn't support Perfect Forward Secrecy
+            if (name.contains(u"-cbc-"_s, Qt::CaseInsensitive) // AES CBC mode is considered vulnerable to BEAST attack
+                || name.startsWith(u"adh-"_s, Qt::CaseInsensitive) // Key Exchange: Diffie-Hellman, doesn't support Perfect Forward Secrecy
+                || name.startsWith(u"aecdh-"_s, Qt::CaseInsensitive) // Key Exchange: Elliptic Curve Diffie-Hellman, doesn't support Perfect Forward Secrecy
+                || name.startsWith(u"psk-"_s, Qt::CaseInsensitive) // Key Exchange: Pre-Shared Key, doesn't support Perfect Forward Secrecy
+                || name.startsWith(u"rsa-"_s, Qt::CaseInsensitive) // Key Exchange: Rivest Shamir Adleman (RSA), doesn't support Perfect Forward Secrecy
                 || badRSAShorthandSuites.contains(name, Qt::CaseInsensitive)
                 || badAESShorthandSuites.contains(name, Qt::CaseInsensitive))
             {

src/base/http/types.h

@@ -37,41 +37,42 @@
 
 namespace Http
 {
-    inline const QString METHOD_GET = u"GET"_qs;
-    inline const QString METHOD_POST = u"POST"_qs;
+    inline const QString METHOD_GET = u"GET"_s;
+    inline const QString METHOD_POST = u"POST"_s;
 
-    inline const QString HEADER_CACHE_CONTROL = u"cache-control"_qs;
-    inline const QString HEADER_CONNECTION = u"connection"_qs;
-    inline const QString HEADER_CONTENT_DISPOSITION = u"content-disposition"_qs;
-    inline const QString HEADER_CONTENT_ENCODING = u"content-encoding"_qs;
-    inline const QString HEADER_CONTENT_LENGTH = u"content-length"_qs;
-    inline const QString HEADER_CONTENT_SECURITY_POLICY = u"content-security-policy"_qs;
-    inline const QString HEADER_CONTENT_TYPE = u"content-type"_qs;
-    inline const QString HEADER_DATE = u"date"_qs;
-    inline const QString HEADER_HOST = u"host"_qs;
-    inline const QString HEADER_ORIGIN = u"origin"_qs;
-    inline const QString HEADER_REFERER = u"referer"_qs;
-    inline const QString HEADER_REFERRER_POLICY = u"referrer-policy"_qs;
-    inline const QString HEADER_SET_COOKIE = u"set-cookie"_qs;
-    inline const QString HEADER_X_CONTENT_TYPE_OPTIONS = u"x-content-type-options"_qs;
-    inline const QString HEADER_X_FORWARDED_FOR = u"x-forwarded-for"_qs;
-    inline const QString HEADER_X_FORWARDED_HOST = u"x-forwarded-host"_qs;
-    inline const QString HEADER_X_FRAME_OPTIONS = u"x-frame-options"_qs;
-    inline const QString HEADER_X_XSS_PROTECTION = u"x-xss-protection"_qs;
+    inline const QString HEADER_CACHE_CONTROL = u"cache-control"_s;
+    inline const QString HEADER_CONNECTION = u"connection"_s;
+    inline const QString HEADER_CONTENT_DISPOSITION = u"content-disposition"_s;
+    inline const QString HEADER_CONTENT_ENCODING = u"content-encoding"_s;
+    inline const QString HEADER_CONTENT_LENGTH = u"content-length"_s;
+    inline const QString HEADER_CONTENT_SECURITY_POLICY = u"content-security-policy"_s;
+    inline const QString HEADER_CONTENT_TYPE = u"content-type"_s;
+    inline const QString HEADER_CROSS_ORIGIN_OPENER_POLICY  = u"cross-origin-opener-policy"_s;
+    inline const QString HEADER_DATE = u"date"_s;
+    inline const QString HEADER_HOST = u"host"_s;
+    inline const QString HEADER_ORIGIN = u"origin"_s;
+    inline const QString HEADER_REFERER = u"referer"_s;
+    inline const QString HEADER_REFERRER_POLICY = u"referrer-policy"_s;
+    inline const QString HEADER_SET_COOKIE = u"set-cookie"_s;
+    inline const QString HEADER_X_CONTENT_TYPE_OPTIONS = u"x-content-type-options"_s;
+    inline const QString HEADER_X_FORWARDED_FOR = u"x-forwarded-for"_s;
+    inline const QString HEADER_X_FORWARDED_HOST = u"x-forwarded-host"_s;
+    inline const QString HEADER_X_FRAME_OPTIONS = u"x-frame-options"_s;
+    inline const QString HEADER_X_XSS_PROTECTION = u"x-xss-protection"_s;
 
-    inline const QString HEADER_REQUEST_METHOD_GET = u"GET"_qs;
-    inline const QString HEADER_REQUEST_METHOD_HEAD = u"HEAD"_qs;
-    inline const QString HEADER_REQUEST_METHOD_POST = u"POST"_qs;
+    inline const QString HEADER_REQUEST_METHOD_GET = u"GET"_s;
+    inline const QString HEADER_REQUEST_METHOD_HEAD = u"HEAD"_s;
+    inline const QString HEADER_REQUEST_METHOD_POST = u"POST"_s;
 
-    inline const QString CONTENT_TYPE_HTML = u"text/html"_qs;
-    inline const QString CONTENT_TYPE_CSS = u"text/css"_qs;
-    inline const QString CONTENT_TYPE_TXT = u"text/plain; charset=UTF-8"_qs;
-    inline const QString CONTENT_TYPE_JS = u"application/javascript"_qs;
-    inline const QString CONTENT_TYPE_JSON = u"application/json"_qs;
-    inline const QString CONTENT_TYPE_GIF = u"image/gif"_qs;
-    inline const QString CONTENT_TYPE_PNG = u"image/png"_qs;
-    inline const QString CONTENT_TYPE_FORM_ENCODED = u"application/x-www-form-urlencoded"_qs;
-    inline const QString CONTENT_TYPE_FORM_DATA = u"multipart/form-data"_qs;
+    inline const QString CONTENT_TYPE_HTML = u"text/html"_s;
+    inline const QString CONTENT_TYPE_CSS = u"text/css"_s;
+    inline const QString CONTENT_TYPE_TXT = u"text/plain; charset=UTF-8"_s;
+    inline const QString CONTENT_TYPE_JS = u"application/javascript"_s;
+    inline const QString CONTENT_TYPE_JSON = u"application/json"_s;
+    inline const QString CONTENT_TYPE_GIF = u"image/gif"_s;
+    inline const QString CONTENT_TYPE_PNG = u"image/png"_s;
+    inline const QString CONTENT_TYPE_FORM_ENCODED = u"application/x-www-form-urlencoded"_s;
+    inline const QString CONTENT_TYPE_FORM_DATA = u"multipart/form-data"_s;
 
     // portability: "\r\n" doesn't guarantee mapping to the correct symbol
     inline const char CRLF[] = {0x0D, 0x0A, '\0'};
@@ -79,10 +80,10 @@ namespace Http
     struct Environment
     {
         QHostAddress localAddress;
-        quint16 localPort;
+        quint16 localPort = 0;
 
         QHostAddress clientAddress;
-        quint16 clientPort;
+        quint16 clientPort = 0;
     };
 
     struct UploadedFile
@@ -123,7 +124,7 @@ namespace Http
         HeaderMap headers;
         QByteArray content;
 
-        Response(uint code = 200, const QString &text = u"OK"_qs)
+        Response(uint code = 200, const QString &text = u"OK"_s)
             : status {code, text}
         {
         }

src/base/iconprovider.cpp

@@ -36,8 +36,6 @@ IconProvider::IconProvider(QObject *parent)
 {
 }
 
-IconProvider::~IconProvider() {}
-
 void IconProvider::initInstance()
 {
     if (!m_instance)

src/base/iconprovider.h

@@ -35,7 +35,7 @@
 
 class QString;
 
-class IconProvider : public QObject
+class IconProvider final : public QObject
 {
     Q_DISABLE_COPY_MOVE(IconProvider)
 
@@ -48,7 +48,7 @@ public:
 
 protected:
     explicit IconProvider(QObject *parent = nullptr);
-    ~IconProvider();
+    ~IconProvider() = default;
 
     static IconProvider *m_instance;
 };

src/base/logger.h

@@ -35,7 +35,7 @@
 #include <QString>
 #include <QtContainerFwd>
 
-const int MAX_LOG_MESSAGES = 20000;
+inline const int MAX_LOG_MESSAGES = 20000;
 
 namespace Log
 {
@@ -51,17 +51,17 @@ namespace Log
 
     struct Msg
     {
-        int id;
-        MsgType type;
-        qint64 timestamp;
+        int id = -1;
+        MsgType type = ALL;
+        qint64 timestamp = -1;
         QString message;
     };
 
     struct Peer
     {
-        int id;
-        bool blocked;
-        qint64 timestamp;
+        int id = -1;
+        bool blocked = false;
+        qint64 timestamp = -1;
         QString ip;
         QString reason;
     };
@@ -69,7 +69,7 @@ namespace Log
 
 Q_DECLARE_OPERATORS_FOR_FLAGS(Log::MsgTypes)
 
-class Logger : public QObject
+class Logger final : public QObject
 {
     Q_OBJECT
     Q_DISABLE_COPY_MOVE(Logger)

src/base/net/dnsupdater.cpp

@@ -44,8 +44,6 @@ const std::chrono::seconds IP_CHECK_INTERVAL = 30min;
 
 DNSUpdater::DNSUpdater(QObject *parent)
     : QObject(parent)
-    , m_state(OK)
-    , m_service(DNS::Service::None)
 {
     updateCredentials();
 
@@ -80,8 +78,8 @@ void DNSUpdater::checkPublicIP()
     Q_ASSERT(m_state == OK);
 
     DownloadManager::instance()->download(
-                DownloadRequest(u"http://checkip.dyndns.org"_qs).userAgent(QStringLiteral("qBittorrent/" QBT_VERSION_2))
-                , this, &DNSUpdater::ipRequestFinished);
+            DownloadRequest(u"http://checkip.dyndns.org"_s).userAgent(QStringLiteral("qBittorrent/" QBT_VERSION_2))
+            , Preferences::instance()->useProxyForGeneralPurposes(), this, &DNSUpdater::ipRequestFinished);
 
     m_lastIPCheckTime = QDateTime::currentDateTime();
 }
@@ -95,7 +93,7 @@ void DNSUpdater::ipRequestFinished(const DownloadResult &result)
     }
 
     // Parse response
-    const QRegularExpressionMatch ipRegexMatch = QRegularExpression(u"Current IP Address:\\s+([^<]+)</body>"_qs).match(QString::fromUtf8(result.data));
+    const QRegularExpressionMatch ipRegexMatch = QRegularExpression(u"Current IP Address:\\s+([^<]+)</body>"_s).match(QString::fromUtf8(result.data));
     if (ipRegexMatch.hasMatch())
     {
         QString ipStr = ipRegexMatch.captured(1);
@@ -128,17 +126,17 @@ void DNSUpdater::updateDNSService()
 
     m_lastIPCheckTime = QDateTime::currentDateTime();
     DownloadManager::instance()->download(
-                DownloadRequest(getUpdateUrl()).userAgent(QStringLiteral("qBittorrent/" QBT_VERSION_2))
-                , this, &DNSUpdater::ipUpdateFinished);
+            DownloadRequest(getUpdateUrl()).userAgent(QStringLiteral("qBittorrent/" QBT_VERSION_2))
+            , Preferences::instance()->useProxyForGeneralPurposes(), this, &DNSUpdater::ipUpdateFinished);
 }
 
 QString DNSUpdater::getUpdateUrl() const
 {
     QUrl url;
 #ifdef QT_NO_OPENSSL
-    url.setScheme(u"http"_qs);
+    url.setScheme(u"http"_s);
 #else
-    url.setScheme(u"https"_qs);
+    url.setScheme(u"https"_s);
 #endif
     url.setUserName(m_username);
     url.setPassword(m_password);
@@ -148,21 +146,21 @@ QString DNSUpdater::getUpdateUrl() const
     switch (m_service)
     {
     case DNS::Service::DynDNS:
-        url.setHost(u"members.dyndns.org"_qs);
+        url.setHost(u"members.dyndns.org"_s);
         break;
     case DNS::Service::NoIP:
-        url.setHost(u"dynupdate.no-ip.com"_qs);
+        url.setHost(u"dynupdate.no-ip.com"_s);
         break;
     default:
         qWarning() << "Unrecognized Dynamic DNS service!";
         Q_ASSERT(false);
         break;
     }
-    url.setPath(u"/nic/update"_qs);
+    url.setPath(u"/nic/update"_s);
 
     QUrlQuery urlQuery(url);
-    urlQuery.addQueryItem(u"hostname"_qs, m_domain);
-    urlQuery.addQueryItem(u"myip"_qs, m_lastIP.toString());
+    urlQuery.addQueryItem(u"hostname"_s, m_domain);
+    urlQuery.addQueryItem(u"myip"_s, m_lastIP.toString());
     url.setQuery(urlQuery);
     Q_ASSERT(url.isValid());
 
@@ -217,7 +215,7 @@ void DNSUpdater::processIPUpdateReply(const QString &reply)
 
     if (code == u"badagent")
     {
-        LogMsg(tr("Dynamic DNS error: qBittorrent was blacklisted by the service, please submit a bug report at http://bugs.qbittorrent.org."),
+        LogMsg(tr("Dynamic DNS error: qBittorrent was blacklisted by the service, please submit a bug report at https://bugs.qbittorrent.org."),
                            Log::CRITICAL);
         m_state = FATAL;
         return;
@@ -225,7 +223,7 @@ void DNSUpdater::processIPUpdateReply(const QString &reply)
 
     if (code == u"!donator")
     {
-        LogMsg(tr("Dynamic DNS error: %1 was returned by the service, please submit a bug report at http://bugs.qbittorrent.org.").arg(u"!donator"_qs),
+        LogMsg(tr("Dynamic DNS error: %1 was returned by the service, please submit a bug report at https://bugs.qbittorrent.org.").arg(u"!donator"_s),
                            Log::CRITICAL);
         m_state = FATAL;
         return;
@@ -252,7 +250,7 @@ void DNSUpdater::updateCredentials()
     if (m_domain != pref->getDynDomainName())
     {
         m_domain = pref->getDynDomainName();
-        const QRegularExpressionMatch domainRegexMatch = QRegularExpression(u"^(?:(?!\\d|-)[a-zA-Z0-9\\-]{1,63}\\.)+[a-zA-Z]{2,}$"_qs).match(m_domain);
+        const QRegularExpressionMatch domainRegexMatch = QRegularExpression(u"^(?:(?!\\d|-)[a-zA-Z0-9\\-]{1,63}\\.)+[a-zA-Z]{2,}$"_s).match(m_domain);
         if (!domainRegexMatch.hasMatch())
         {
             LogMsg(tr("Dynamic DNS error: supplied domain name is invalid."), Log::CRITICAL);
@@ -303,9 +301,9 @@ QUrl DNSUpdater::getRegistrationUrl(const DNS::Service service)
     switch (service)
     {
     case DNS::Service::DynDNS:
-        return {u"https://account.dyn.com/entrance/"_qs};
+        return {u"https://account.dyn.com/entrance/"_s};
     case DNS::Service::NoIP:
-        return {u"https://www.noip.com/remote-access"_qs};
+        return {u"https://www.noip.com/remote-access"_s};
     default:
         Q_ASSERT(false);
         break;