rewrite MPD::Song object
This commit is contained in:
Andrzej Rybczak
162
src/song.h
162
src/song.h
@@ -21,120 +21,66 @@
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#ifndef _SONG_H
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#define _SONG_H
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#include <map>
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#include <functional>
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#include <memory>
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#include <string>
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#include <mpd/client.h>
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namespace MPD
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namespace MPD {//
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struct Song
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{
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class Song
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{
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typedef std::map<std::pair<mpd_tag_type, unsigned>, std::string> TagMap;
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typedef std::string (Song::*GetFunction)(unsigned) const;
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Song() { }
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Song(mpd_song *s);
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std::string getURI(unsigned idx = 0) const;
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std::string getName(unsigned idx = 0) const;
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std::string getDirectory(unsigned idx = 0) const;
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std::string getArtist(unsigned idx = 0) const;
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std::string getTitle(unsigned idx = 0) const;
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std::string getAlbum(unsigned idx = 0) const;
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std::string getAlbumArtist(unsigned idx = 0) const;
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std::string getTrack(unsigned idx = 0) const;
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std::string getTrackNumber(unsigned idx = 0) const;
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std::string getDate(unsigned idx = 0) const;
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std::string getGenre(unsigned idx = 0) const;
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std::string getComposer(unsigned idx = 0) const;
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std::string getPerformer(unsigned idx = 0) const;
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std::string getDisc(unsigned idx = 0) const;
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std::string getComment(unsigned idx = 0) const;
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std::string getLength(unsigned idx = 0) const;
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std::string getPriority(unsigned idx = 0) const;
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std::string getTags(GetFunction f, const std::string tag_separator = ", ") const;
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unsigned getHash() const;
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unsigned getDuration() const;
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unsigned getPosition() const;
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unsigned getID() const;
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unsigned getPrio() const;
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time_t getMTime() const;
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bool isFromDatabase() const;
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bool isStream() const;
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bool empty() const;
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std::string toString(const std::string &fmt, const std::string &tag_separator = ", ", const std::string &escape_chars = "") const;
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static std::string ShowTime(unsigned length);
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static bool isFormatOk(const std::string &type, const std::string &fmt);
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static const char FormatEscapeCharacter = 1;
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private:
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std::string ParseFormat(std::string::const_iterator &it, const std::string &tag_separator, const std::string &escape_chars) const;
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public:
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typedef void (Song::*SetFunction)(const std::string &, unsigned);
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typedef std::string (Song::*GetFunction)(unsigned) const;
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Song(mpd_song * = 0, bool = 0);
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Song(const Song &);
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~Song();
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std::string GetFile(unsigned = 0) const;
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std::string GetName(unsigned = 0) const;
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std::string GetDirectory(unsigned = 0) const;
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std::string GetArtist(unsigned = 0) const;
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std::string GetTitle(unsigned = 0) const;
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std::string GetAlbum(unsigned = 0) const;
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std::string GetAlbumArtist(unsigned = 0) const;
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std::string GetTrack(unsigned = 0) const;
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std::string GetTrackNumber(unsigned = 0) const;
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std::string GetDate(unsigned = 0) const;
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std::string GetGenre(unsigned = 0) const;
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std::string GetComposer(unsigned = 0) const;
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std::string GetPerformer(unsigned = 0) const;
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std::string GetDisc(unsigned = 0) const;
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std::string GetComment(unsigned = 0) const;
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std::string GetLength(unsigned = 0) const;
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std::string GetPriority(unsigned = 0) const;
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std::string GetTags(GetFunction) const;
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unsigned GetHash() const { return itsHash; }
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unsigned GetTotalLength() const { return mpd_song_get_duration(itsSong); }
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unsigned GetPosition() const { return mpd_song_get_pos(itsSong); }
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unsigned GetID() const { return mpd_song_get_id(itsSong); }
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unsigned GetPrio() const { return mpd_song_get_prio(itsSong); }
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time_t GetMTime() const { return mpd_song_get_last_modified(itsSong); }
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void SetArtist(const std::string &, unsigned = 0);
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void SetTitle(const std::string &, unsigned = 0);
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void SetAlbum(const std::string &, unsigned = 0);
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void SetAlbumArtist(const std::string &, unsigned = 0);
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void SetTrack(const std::string &, unsigned = 0);
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void SetTrack(unsigned, unsigned = 0);
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void SetDate(const std::string &, unsigned = 0);
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void SetGenre(const std::string &, unsigned = 0);
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void SetComposer(const std::string &, unsigned = 0);
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void SetPerformer(const std::string &, unsigned = 0);
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void SetDisc(const std::string &, unsigned = 0);
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void SetComment(const std::string &, unsigned = 0);
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void SetTags(SetFunction, const std::string &);
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void SetNewName(const std::string &name) { itsNewName = name == GetName() ? "" : name; }
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std::string GetNewName() const { return itsNewName; }
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std::string toString(const std::string &, const char *escape_chars = 0) const;
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static const char FormatEscapeCharacter = 1;
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void NullMe() { itsSong = 0; }
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void CopyPtr(bool copy) { copyPtr = copy; }
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void Localize();
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void Clear();
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bool Empty() const;
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bool isFromDB() const;
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bool isStream() const;
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bool Localized() const { return isLocalised; }
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Song &operator=(const Song &);
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static std::string ShowTime(int);
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static bool isFormatOk(const std::string &type, const std::string &format);
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private:
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void SetHashAndSlash();
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std::string ParseFormat(std::string::const_iterator &it, const char *escape_chars) const;
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void SetTag(mpd_tag_type, unsigned, const std::string &);
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std::string GetTag(mpd_tag_type, unsigned) const;
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/// Used internally for handling filename, since we don't have
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/// write access to file string in mpd_song, manage our own if
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/// localization was done and there is localized filename that
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/// is different than the original one.
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///
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const char *MyFilename() const;
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/// internal mpd_song structure
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mpd_song *itsSong;
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/// localized version of filename
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const char *itsFile;
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/// map that contains localized tags or these set by tag editor
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TagMap *itsTags;
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std::string itsNewName;
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size_t itsSlash;
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unsigned itsHash;
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bool copyPtr;
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bool isLocalised;
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};
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std::shared_ptr<struct SongImpl> pimpl;
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};
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}
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#endif
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