84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
/* This file is part of Clementine.
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Copyright 2011, David Sansome <me@davidsansome.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 TAGREADERCLIENT_H
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#define TAGREADERCLIENT_H
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#include "song.h"
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#include "tagreadermessages.pb.h"
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#include "core/messagehandler.h"
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#include "core/workerpool.h"
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#include <QStringList>
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class QLocalServer;
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class QProcess;
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class TagReaderClient : public QObject {
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Q_OBJECT
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public:
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TagReaderClient(QObject* parent = nullptr);
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typedef AbstractMessageHandler<pb::tagreader::Message> HandlerType;
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typedef HandlerType::ReplyType ReplyType;
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static const char* kWorkerExecutableName;
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void Start();
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ReplyType* ReadFile(const QString& filename);
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ReplyType* SaveFile(const QString& filename, const Song& metadata);
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ReplyType* UpdateSongStatistics(const Song& metadata);
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ReplyType* UpdateSongRating(const Song& metadata);
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ReplyType* IsMediaFile(const QString& filename);
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ReplyType* LoadEmbeddedArt(const QString& filename);
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ReplyType* ReadCloudFile(const QUrl& download_url, const QString& title,
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int size, const QString& mime_type,
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const QString& authorisation_header);
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// Convenience functions that call the above functions and wait for a
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// response. These block the calling thread with a semaphore, and must NOT
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// be called from the TagReaderClient's thread.
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void ReadFileBlocking(const QString& filename, Song* song);
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bool SaveFileBlocking(const QString& filename, const Song& metadata);
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bool UpdateSongStatisticsBlocking(const Song& metadata);
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bool UpdateSongRatingBlocking(const Song& metadata);
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bool IsMediaFileBlocking(const QString& filename);
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QImage LoadEmbeddedArtBlocking(const QString& filename);
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// TODO: Make this not a singleton
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static TagReaderClient* Instance() { return sInstance; }
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public slots:
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void UpdateSongsStatistics(const SongList& songs);
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void UpdateSongsRating(const SongList& songs);
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private slots:
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void WorkerFailedToStart();
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private:
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static TagReaderClient* sInstance;
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WorkerPool<HandlerType>* worker_pool_;
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QList<pb::tagreader::Message> message_queue_;
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};
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typedef TagReaderClient::ReplyType TagReaderReply;
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#endif // TAGREADERCLIENT_H
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