Add more to the Track tag design
Signed-off-by: Anna Schumaker <anna@ocarinaproject.net>
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DESIGN
42
DESIGN
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@ -760,6 +760,19 @@ Track Tag:
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The track tag is used to store information about a single track in the
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user's music collection.
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- Sorting:
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enum sort_t {
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SORT_ARTIST,
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SORT_ALBUM,
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SORT_COUNT,
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SORT_GENRE,
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SORT_LENGTH,
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SORT_PLAYED,
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SORT_TITLE,
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SORT_TRACK,
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SORT_YEAR,
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};
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- Track:
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class Track : public DatabaseEntry {
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public:
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@ -783,10 +796,12 @@ Track Tag:
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Track();
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Track(Library *, const std::string &);
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const std::string primary_key();
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const std::string path();
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void tag();
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void read(File &);
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void write(File &);
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void tag();
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const std::string path();
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bool less_than(Track *rhs, sort_t field);
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};
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- File Format:
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@ -810,9 +825,13 @@ Track Tag:
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const std::string Track :: primary_key();
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return path();
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const std::string Track :: path();
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Combine library->path and filepath to find the full path to
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the audio file.
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void read(File &f);
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Read track information from file. Look up the corresponding
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Library, Artist, Album and Genre pointers. Add title to the
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filter and find the string version of length.
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void write(File &f);
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Write track information to file.
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void Track :: tag();
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Use TagLib to find tags and audio properties for this file.
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@ -823,13 +842,14 @@ Track Tag:
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- Set play_count, last_year, last_month and last_day = 0.
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- Set lowercase title and find the string form of length.
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void read(File &f);
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Read track information from file. Look up the corresponding
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Library, Artist, Album and Genre pointers. Add title to the
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filter and find the string version of length.
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const std::string Track :: path();
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Combine library->path and filepath to find the full path to
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the audio file.
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void write(File &f);
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Write track information to file.
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bool Track :: less_than(Track *rhs, sort_t field);
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Compare the requested field for this Track instance to the same
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field in the provided track. Return true if we find that this
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instance is less than rhs and false otherwise.
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