mirror of
https://github.com/clementine-player/Clementine
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c974b8b6f2
Include the global /include/clementine-config.h rather than src/config.h from /ext. Note that this does not fully remove the dependencies on src from ext.
136 lines
4.9 KiB
C++
136 lines
4.9 KiB
C++
/* This file is part of Clementine.
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Copyright 2013, 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 TAGREADER_H
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#define TAGREADER_H
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#include <QByteArray>
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#include <QFileInfo>
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#include <taglib/xiphcomment.h>
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#include <memory>
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#include "clementine-config.h"
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#include "tagreadermessages.pb.h"
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class QString;
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class QTextCodec;
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class QUrl;
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namespace TagLib {
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class FileRef;
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class String;
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namespace ID3v2 {
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class Tag;
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class PopularimeterFrame;
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}
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}
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class FileRefFactory {
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public:
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virtual ~FileRefFactory() {}
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virtual TagLib::FileRef* GetFileRef(const QString& filename) = 0;
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};
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/**
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* This class holds all useful methods to read and write tags from/to files.
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* You should not use it directly in the main process but rather use a
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* TagReaderWorker process (using TagReaderClient)
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*/
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class TagReader {
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public:
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TagReader();
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void ReadFile(const QString& filename,
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cpb::tagreader::SongMetadata* song) const;
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bool SaveFile(const QString& filename,
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const cpb::tagreader::SongMetadata& song) const;
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// Returns false if something went wrong; returns true otherwise (might
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// returns true if the file exists but nothing has been written inside because
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// statistics tag format is not supported for this kind of file)
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bool SaveSongStatisticsToFile(const QString& filename,
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const cpb::tagreader::SongMetadata& song) const;
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bool SaveSongRatingToFile(const QString& filename,
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const cpb::tagreader::SongMetadata& song) const;
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bool IsMediaFile(const QString& filename) const;
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QByteArray LoadEmbeddedArt(const QString& filename) const;
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#ifdef HAVE_GOOGLE_DRIVE
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bool ReadCloudFile(const QUrl& download_url, const QString& title, int size,
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const QString& mime_type, const QString& access_token,
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cpb::tagreader::SongMetadata* song) const;
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#endif // HAVE_GOOGLE_DRIVE
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static void Decode(const TagLib::String& tag, const QTextCodec* codec,
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std::string* output);
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static void Decode(const QString& tag, const QTextCodec* codec,
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std::string* output);
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void ParseFMPSFrame(const QString& name, const QString& value,
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cpb::tagreader::SongMetadata* song) const;
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void ParseOggTag(const TagLib::Ogg::FieldListMap& map,
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const QTextCodec* codec, QString* disc, QString* compilation,
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cpb::tagreader::SongMetadata* song) const;
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void SetVorbisComments(TagLib::Ogg::XiphComment* vorbis_comments,
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const cpb::tagreader::SongMetadata& song) const;
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void SetFMPSStatisticsVorbisComments(
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TagLib::Ogg::XiphComment* vorbis_comments,
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const cpb::tagreader::SongMetadata& song) const;
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void SetFMPSRatingVorbisComments(
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TagLib::Ogg::XiphComment* vorbis_comments,
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const cpb::tagreader::SongMetadata& song) const;
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void GuessArtistAndTitle(cpb::tagreader::SongMetadata* song) const;
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void GuessAlbum(const QFileInfo &info, cpb::tagreader::SongMetadata* song) const;
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cpb::tagreader::SongMetadata_Type GuessFileType(
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TagLib::FileRef* fileref) const;
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void SetUserTextFrame(const QString& description, const QString& value,
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TagLib::ID3v2::Tag* tag) const;
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void SetUserTextFrame(const std::string& description,
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const std::string& value,
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TagLib::ID3v2::Tag* tag) const;
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void SetTextFrame(const char* id, const QString& value,
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TagLib::ID3v2::Tag* tag) const;
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void SetTextFrame(const char* id, const std::string& value,
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TagLib::ID3v2::Tag* tag) const;
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void SetUnsyncLyricsFrame(const std::string& value,
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TagLib::ID3v2::Tag* tag) const;
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private:
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static const char* kMP4_FMPS_Rating_ID;
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static const char* kMP4_FMPS_Playcount_ID;
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static const char* kMP4_FMPS_Score_ID;
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// Returns a float in [0.0..1.0] corresponding to the rating range we use in
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// Clementine
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static float ConvertPOPMRating(const int POPM_rating);
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// Reciprocal
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static int ConvertToPOPMRating(const float rating);
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static TagLib::ID3v2::PopularimeterFrame* GetPOPMFrameFromTag(
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TagLib::ID3v2::Tag* tag);
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std::unique_ptr<FileRefFactory> factory_;
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const std::string kEmbeddedCover;
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};
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#endif // TAGREADER_H
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