Add file name filter/blacklist

Blacklist filtered file names from being downloaded from torrent(s).
Files matching any of the filters in this list will have their priority automatically set to "Do not download".
See Options > Downloads >Do not download.

Closes #3369.
PR #17106.

src/base/bittorrent/session.h

@@ -455,6 +455,9 @@ namespace BitTorrent
         void setBlockPeersOnPrivilegedPorts(bool enabled);
         bool isTrackerFilteringEnabled() const;
         void setTrackerFilteringEnabled(bool enabled);
+        QStringList excludedFileNames() const;
+        void setExcludedFileNames(const QStringList &newList);
+        bool isFilenameExcluded(const QString &fileName) const;
         QStringList bannedIPs() const;
         void setBannedIPs(const QStringList &newList);
         ResumeDataStorageType resumeDataStorageType() const;
@@ -624,6 +627,7 @@ namespace BitTorrent
         void applyOSMemoryPriority() const;
 #endif
         void processTrackerStatuses();
+        void populateExcludedFileNamesRegExpList();
 
         bool loadTorrent(LoadTorrentParams params);
         LoadTorrentParams initLoadTorrentParams(const AddTorrentParams &addTorrentParams);
@@ -778,6 +782,7 @@ namespace BitTorrent
         CachedSettingValue<int> m_peerTurnoverCutoff;
         CachedSettingValue<int> m_peerTurnoverInterval;
         CachedSettingValue<int> m_requestQueueSize;
+        CachedSettingValue<QStringList> m_excludedFileNames;
         CachedSettingValue<QStringList> m_bannedIPs;
         CachedSettingValue<ResumeDataStorageType> m_resumeDataStorageType;
 #if defined(Q_OS_WIN)
@@ -792,6 +797,7 @@ namespace BitTorrent
         int m_numResumeData = 0;
         int m_extraLimit = 0;
         QVector<TrackerEntry> m_additionalTrackerList;
+        QVector<QRegularExpression> m_excludedFileNamesRegExpList;
 
         bool m_refreshEnqueued = false;
         QTimer *m_seedingLimitTimer = nullptr;