80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/* This file is part of Clementine.
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Copyright 2014, Maltsev Vlad <shedwardx@gmail.com>
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Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INTERNET_VK_VKMUSICCACHE_H_
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#define INTERNET_VK_VKMUSICCACHE_H_
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#include <QNetworkAccessManager>
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#include <QNetworkReply>
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#include <QObject>
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#include <QTemporaryFile>
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#include <QUrl>
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class VkService;
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class Application;
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class VkMusicCache : public QObject {
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Q_OBJECT
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public:
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explicit VkMusicCache(Application* app, VkService* service);
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~VkMusicCache() {}
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// Return file path if file in cache otherwise
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// return internet url and add song to caching queue
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QUrl Get(const QUrl& url);
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void AddToCache(const QUrl& url, const QUrl& media_url, bool force = false);
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void BreakCurrentCaching();
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bool InCache(const QUrl& url);
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private slots:
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void AddToQueue(const QString& filename, const QUrl& download_url);
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void DownloadNext();
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void DownloadProgress(qint64 bytesReceived, qint64 bytesTotal);
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void DownloadReadyToRead();
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void Downloaded();
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private:
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struct DownloadItem {
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QString filename;
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QUrl url;
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bool operator==(const DownloadItem& rhv) {
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return filename == rhv.filename;
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}
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};
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QString CachedFilename(const QUrl& url);
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Application* app_;
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VkService* service_;
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QList<DownloadItem> queue_;
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// Contain index of current song in queue, need for removing if song was
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// skipped. It's zero if song downloading now, and less that zero
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// if current song not caching or cached.
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int current_song_index;
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DownloadItem current_download;
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bool is_downloading;
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bool is_aborted;
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int task_id;
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QFile* file_;
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QNetworkAccessManager* network_manager_;
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QNetworkReply* reply_;
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};
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#endif // INTERNET_VK_VKMUSICCACHE_H_
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