Reworked the project layout

src/database/Track.cpp

@@ -0,0 +1,153 @@
+/*
+ * Copyright (C) 2013 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <boost/foreach.hpp>
+
+#include "SqlQuery.hpp"
+
+#include "AudioTypes.hpp"
+
+namespace Database {
+
+Track::Track(const boost::filesystem::path& p, Artist::pointer artist, Release::pointer release)
+:
+_trackNumber(0),
+_discNumber(0),
+_filePath( p.string() ),
+_artist(artist),
+_release(release)
+{
+}
+
+
+void
+Track::setGenres(std::vector<Genre::pointer> genres)
+{
+	if (_genres.size())
+		_genres.clear();
+
+	BOOST_FOREACH(Genre::pointer genre, genres) {
+		_genres.insert( genre );
+	}
+}
+
+Track::pointer
+Track::getByPath(Wt::Dbo::Session& session, const boost::filesystem::path& p)
+{
+	return session.find<Track>().where("path = ?").bind(p.string());
+}
+
+Track::pointer
+Track::getById(Wt::Dbo::Session& session, id_type id)
+{
+	return session.find<Track>().where("id = ?").bind(id);
+}
+
+
+Track::pointer
+Track::create(Wt::Dbo::Session& session, const boost::filesystem::path& p, Artist::pointer artist, Release::pointer release)
+{
+	return session.add(new Track(p, artist, release) );
+}
+
+Wt::Dbo::collection< Track::pointer >
+Track::getAll(Wt::Dbo::Session& session)
+{
+	return session.find<Track>();
+}
+
+std::vector< Genre::pointer >
+Track::getGenres(void) const
+{
+	std::vector< Genre::pointer > genres;
+	std::copy(_genres.begin(), _genres.end(), std::back_inserter(genres));
+	return genres;
+}
+
+Wt::Dbo::collection< Track::pointer >
+Track::getAll(Wt::Dbo::Session& session,
+			const std::vector<Artist::id_type>& artistIds,
+			const std::vector<Release::id_type>& releaseIds,
+			const std::vector<Genre::id_type>& genreIds,
+			int offset, int size)
+{
+	std::string sqlQuery = "SELECT t FROM track t";
+
+	if (!artistIds.empty())
+		sqlQuery += " INNER JOIN artist a ON a.id = t.artist_id";
+
+	if (!releaseIds.empty())
+		sqlQuery += " INNER JOIN release r ON r.id = t.release_id";
+
+	if (!genreIds.empty())
+	{
+		sqlQuery += " INNER JOIN genre g ON g.id = t_g.genre_id";
+		sqlQuery += " INNER JOIN track_genre t_g ON t_g.track_id = t.id AND t_d.genre_id = g.id";
+	}
+
+	WhereClause where;
+
+	{
+		WhereClause artistWhere;
+
+		for (std::size_t i = 0; i < artistIds.size(); ++i)
+			artistWhere.Or( WhereClause("a.id = ?") );
+
+		where.And(artistWhere);
+	}
+
+	{
+		WhereClause releaseWhere;
+
+		for (std::size_t i = 0; i < releaseIds.size(); ++i)
+			releaseWhere.Or( WhereClause("r.id = ?") );
+
+		where.And(releaseWhere);
+	}
+
+	{
+		WhereClause genreWhere;
+
+		for (std::size_t i = 0; i < genreIds.size(); ++i)
+			genreWhere.Or( WhereClause("g.id = ?") );
+
+		where.And(genreWhere);
+	}
+
+
+	Wt::Dbo::Query<Track::pointer> query = session.query<Track::pointer>( sqlQuery + " " + where.get() ).offset(offset).limit(size);
+
+	BOOST_FOREACH(const Artist::id_type artistId, artistIds)
+		query.bind(artistId);
+
+	BOOST_FOREACH(const Release::id_type releaseId, releaseIds)
+		query.bind(releaseId);
+
+	BOOST_FOREACH(const Genre::id_type genreId, genreIds)
+		query.bind(genreId);
+
+	query.groupBy("t");
+
+	return query;
+}
+
+} // namespace Database
+
+
+