Redesign RSS subsystem

2025-12-20 15:37:26 -06:00 · 2017-03-07 16:10:42 +03:00
parent 090a2edc1a
commit 989a70fe60
64 changed files with 5116 additions and 4727 deletions
--- a/src/base/rss/rss_feed.h
+++ b/src/base/rss/rss_feed.h
@@ -0,0 +1,121 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2015, 2017  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2010  Christophe Dumez <chris@qbittorrent.org>
+ * Copyright (C) 2010  Arnaud Demaiziere <arnaud@qbittorrent.org>
+ *
+ * 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 <QBasicTimer>
+#include <QHash>
+#include <QList>
+
+#include "rss_item.h"
+
+class AsyncFileStorage;
+
+namespace RSS
+{
+    class Article;
+    class Session;
+
+    namespace Private
+    {
+        class Parser;
+        struct ParsingResult;
+    }
+
+    class Feed final: public Item
+    {
+        Q_OBJECT
+        Q_DISABLE_COPY(Feed)
+
+        friend class Session;
+
+        Feed(const QString &url, const QString &path, Session *session);
+        ~Feed() override;
+
+    public:
+        QList<Article *> articles() const override;
+        int unreadCount() const override;
+        void markAsRead() override;
+        void refresh() override;
+
+        QString url() const;
+        QString title() const;
+        QString lastBuildDate() const;
+        bool hasError() const;
+        bool isLoading() const;
+        Article *articleByGUID(const QString &guid) const;
+        QString iconPath() const;
+
+        QJsonValue toJsonValue(bool withData = false) const override;
+
+    signals:
+        void iconLoaded(Feed *feed = nullptr);
+        void titleChanged(Feed *feed = nullptr);
+        void stateChanged(Feed *feed = nullptr);
+
+    private slots:
+        void handleSessionProcessingEnabledChanged(bool enabled);
+        void handleMaxArticlesPerFeedChanged(int n);
+        void handleIconDownloadFinished(const QString &url, const QString &filePath);
+        void handleDownloadFinished(const QString &url, const QByteArray &data);
+        void handleDownloadFailed(const QString &url, const QString &error);
+        void handleParsingFinished(const Private::ParsingResult &result);
+        void handleArticleRead(Article *article);
+
+    private:
+        void timerEvent(QTimerEvent *event) override;
+        void cleanup() override;
+        void load();
+        void loadArticles(const QByteArray &data);
+        void loadArticlesLegacy();
+        void store();
+        void storeDeferred();
+        bool addArticle(Article *article);
+        void removeOldestArticle();
+        void increaseUnreadCount();
+        void decreaseUnreadCount();
+        void downloadIcon();
+
+        Session *m_session;
+        Private::Parser *m_parser;
+        const QString m_url;
+        QString m_title;
+        QString m_lastBuildDate;
+        bool m_hasError = false;
+        bool m_isLoading = false;
+        QHash<QString, Article *> m_articles;
+        QList<Article *> m_articlesByDate;
+        int m_unreadCount = 0;
+        QString m_iconPath;
+        QString m_dataFileName;
+        QBasicTimer m_savingTimer;
+        bool m_dirty = false;
+    };
+}