Squashed commit of the following:
commit 997c1138f549766d797f1ba6da26e1e8394387e2 Author: emeric <itmfr@yahoo.fr> Date: Sat Jan 10 17:50:20 2015 +0100 Implemented save, load and delete playlists commit bee08a16b544bb21785c45f083ab7c10e65bfa6e Author: emeric <itmfr@yahoo.fr> Date: Thu Jan 8 23:46:43 2015 +0100 Reworked the database code layout in order to add playlists
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emeric
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/*
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* Copyright (C) 2013 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS 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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*
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* LMS 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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*
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* You should have received a copy of the GNU General Public License
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* along with LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _AUDIO_TYPES_HPP_
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#define _AUDIO_TYPES_HPP_
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#include <string>
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#include <vector>
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#include <boost/filesystem.hpp>
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#include <Wt/Dbo/Dbo>
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#include <Wt/Dbo/WtSqlTraits>
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#include <Wt/WDateTime>
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namespace Database {
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// Find utilities
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struct SearchFilter
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{
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enum class Field {
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Artist, // artist name
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Release, // release name
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Genre, // genre name
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Track, // track name
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};
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typedef std::map<Field, std::vector<std::string> > FieldValues;
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// Formulas :
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// ((like1-1 LIKE ? OR like1-2 LIKE = ? ...) AND (like2-1 LIKE ? OR like2-2 LIKE ? ...)) AND exact1 = ? AND exact2 = ? ...
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std::vector<FieldValues> likeMatches;
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FieldValues exactMatch;
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};
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class Track;
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class PlaylistEntry;
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class Genre
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{
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public:
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typedef Wt::Dbo::ptr<Genre> pointer;
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typedef Wt::Dbo::dbo_traits<Genre>::IdType id_type;
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Genre();
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Genre(const std::string& name);
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// Find utility
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static pointer getByName(Wt::Dbo::Session& session, const std::string& name);
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static pointer getNone(Wt::Dbo::Session& session);
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static Wt::Dbo::collection<pointer> getAll(Wt::Dbo::Session& session, int offset = -1, int size = -1);
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typedef boost::tuple<std::string, int> GenreResult;
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static Wt::Dbo::Query<GenreResult> getAllQuery(Wt::Dbo::Session& session, SearchFilter& filter);
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static void updateGenreQueryModel(Wt::Dbo::Session& session, Wt::Dbo::QueryModel<GenreResult>& model, SearchFilter filter, const std::vector<Wt::WString>& columnNames = std::vector<Wt::WString>());
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// Create utility
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static pointer create(Wt::Dbo::Session& session, const std::string& name);
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// Accessors
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const std::string& getName(void) const { return _name; }
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bool isNone(void) const;
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const Wt::Dbo::collection< Wt::Dbo::ptr<Track> >& getTracks() const { return _tracks;}
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template<class Action>
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void persist(Action& a)
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{
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Wt::Dbo::field(a, _name, "name");
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Wt::Dbo::hasMany(a, _tracks, Wt::Dbo::ManyToMany, "track_genre", "", Wt::Dbo::OnDeleteCascade);
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}
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private:
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static const std::size_t _maxNameLength = 128;
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std::string _name;
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Wt::Dbo::collection< Wt::Dbo::ptr<Track> > _tracks;
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};
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class Track
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{
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public:
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typedef Wt::Dbo::ptr<Track> pointer;
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typedef Wt::Dbo::dbo_traits<Track>::IdType id_type;
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Track() {}
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Track(const boost::filesystem::path& p);
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// Find utility functions
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static pointer getByPath(Wt::Dbo::Session& session, const boost::filesystem::path& p);
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static pointer getById(Wt::Dbo::Session& session, id_type id);
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static Wt::Dbo::collection< pointer > getAll(Wt::Dbo::Session& session);
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// Used for remote
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static Wt::Dbo::collection< pointer > getAll(Wt::Dbo::Session& session, SearchFilter filter, int offset = -1, int size = -1);
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static std::vector<std::string> getReleases(Wt::Dbo::Session& session, SearchFilter filter, int offset = -1, int size = -1);
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static std::vector<std::string> getArtists(Wt::Dbo::Session& session, SearchFilter filter, int offset = -1, int size = -1);
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// Utility fonctions
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// MVC models for the user interface
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static void updateTracksQueryModel(Wt::Dbo::Session& session, Wt::Dbo::QueryModel< pointer >& model, SearchFilter filter, const std::vector<Wt::WString>& columnNames = std::vector<Wt::WString>());
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// Release name, year, track counts
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typedef boost::tuple<std::string, boost::posix_time::ptime, int> ReleaseResult;
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static void updateReleaseQueryModel(Wt::Dbo::Session& session, Wt::Dbo::QueryModel<ReleaseResult>& model, SearchFilter filter, const std::vector<Wt::WString>& columnNames = std::vector<Wt::WString>());
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// Artist name, albums, tracks
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typedef boost::tuple<std::string, int, int> ArtistResult;
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static void updateArtistQueryModel(Wt::Dbo::Session& session, Wt::Dbo::QueryModel<ArtistResult>& model, SearchFilter filter, const std::vector<Wt::WString>& columnNames = std::vector<Wt::WString>());
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// Create utility
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static pointer create(Wt::Dbo::Session& session, const boost::filesystem::path& p);
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// Accessors
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void setTrackNumber(int num) { _trackNumber = num; }
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void setDiscNumber(int num) { _discNumber = num; }
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void setName(const std::string& name) { _name = std::string(name, 0, _maxNameLength); }
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void setArtistName(const std::string& name) { _artistName = std::string(name, 0, _maxNameLength); }
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void setReleaseName(const std::string& name) { _releaseName = std::string(name, 0, _maxNameLength); }
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void setDuration(boost::posix_time::time_duration duration) { _duration = duration; }
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void setLastWriteTime(boost::posix_time::ptime time) { _fileLastWrite = time; }
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void setChecksum(const std::vector<unsigned char>& checksum) { _fileChecksum = checksum; }
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void setDate(const boost::posix_time::ptime& date) { _date = date; }
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void setOriginalDate(const boost::posix_time::ptime& date) { _originalDate = date; }
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void setGenres(const std::string& genreList) { _genreList = genreList; }
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void setGenres(std::vector<Genre::pointer> genres);
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void setHasCover(bool hasCover) { _hasCover = hasCover; }
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int getTrackNumber(void) const { return _trackNumber; }
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int getDiscNumber(void) const { return _discNumber; }
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std::string getName(void) const { return _name; }
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std::string getArtistName(void) const { return _artistName; }
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std::string getReleaseName(void) const { return _releaseName; }
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const std::string& getPath(void) const { return _filePath; }
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boost::posix_time::time_duration getDuration(void) const { return _duration; }
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boost::posix_time::ptime getDate(void) const { return _date; }
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boost::posix_time::ptime getOriginalDate(void) const { return _originalDate; }
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bool hasGenre(Genre::pointer genre) const { return _genres.count(genre); }
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std::vector< Genre::pointer > getGenres(void) const;
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boost::posix_time::ptime getLastWriteTime(void) const { return _fileLastWrite; }
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const std::vector<unsigned char>& getChecksum(void) const { return _fileChecksum; }
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bool hasCover(void) const { return _hasCover; }
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template<class Action>
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void persist(Action& a)
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{
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Wt::Dbo::field(a, _trackNumber, "track_number");
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Wt::Dbo::field(a, _discNumber, "disc_number");
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Wt::Dbo::field(a, _name, "name");
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Wt::Dbo::field(a, _artistName, "artist_name");
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Wt::Dbo::field(a, _releaseName, "release_name");
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Wt::Dbo::field(a, _duration, "duration");
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Wt::Dbo::field(a, _date, "date");
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Wt::Dbo::field(a, _originalDate, "original_date");
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Wt::Dbo::field(a, _genreList, "genre_list");
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Wt::Dbo::field(a, _filePath, "path");
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Wt::Dbo::field(a, _fileLastWrite, "last_write");
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Wt::Dbo::field(a, _fileChecksum, "checksum");
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Wt::Dbo::field(a, _hasCover, "has_cover");
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Wt::Dbo::hasMany(a, _genres, Wt::Dbo::ManyToMany, "track_genre", "", Wt::Dbo::OnDeleteCascade);
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Wt::Dbo::hasMany(a, _playlistEntries, Wt::Dbo::ManyToOne, "track");
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}
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private:
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static Wt::Dbo::Query< pointer > getAllQuery(Wt::Dbo::Session& session, SearchFilter filter);
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static Wt::Dbo::Query<ReleaseResult> getReleasesQuery(Wt::Dbo::Session& session, SearchFilter filter);
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static Wt::Dbo::Query<ArtistResult> getArtistsQuery(Wt::Dbo::Session& session, SearchFilter filter);
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static const std::size_t _maxNameLength = 128;
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int _trackNumber;
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int _discNumber;
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std::string _name;
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std::string _artistName;
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std::string _releaseName;
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boost::posix_time::time_duration _duration;
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boost::posix_time::ptime _date;
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boost::posix_time::ptime _originalDate;
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std::string _genreList;
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std::string _filePath;
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std::vector<unsigned char> _fileChecksum;
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boost::posix_time::ptime _fileLastWrite;
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bool _hasCover;
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Wt::Dbo::collection< Genre::pointer > _genres; // Genres that are related to this track
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Wt::Dbo::collection< Wt::Dbo::ptr<PlaylistEntry> > _playlistEntries;
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};
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} // namespace database
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#endif
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