Files
lms/src/database/Playlist.cpp
T
2018-02-20 14:02:28 +01:00

103 lines
2.5 KiB
C++

/*
* Copyright (C) 2014 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 "Types.hpp"
namespace Database {
Playlist::Playlist()
: _isPublic(false)
{
}
Playlist::Playlist(std::string name, bool isPublic, Wt::Dbo::ptr<User> user)
: _name(name),
_isPublic(isPublic),
_user(user)
{
}
Playlist::pointer
Playlist::create(Wt::Dbo::Session& session, std::string name, bool isPublic, Wt::Dbo::ptr<User> user)
{
return session.add( new Playlist(name, isPublic, user) );
}
PlaylistEntry::PlaylistEntry()
: _pos(0)
{
}
Playlist::pointer
Playlist::get(Wt::Dbo::Session& session, std::string name, Wt::Dbo::ptr<User> user)
{
return session.find<Playlist>().where("name = ? AND user_id = ?").bind(name).bind(user.id());
}
std::vector<Playlist::pointer>
Playlist::getAll(Wt::Dbo::Session& session, Wt::Dbo::ptr<User> user)
{
Wt::Dbo::collection<Playlist::pointer> res = session.find<Playlist>().where("user_id = ?").bind(user.id()).orderBy("name");
return std::vector<Playlist::pointer>(res.begin(), res.end());
}
void
Playlist::addTrack(Wt::Dbo::ptr<Track> track)
{
_entries.insert( PlaylistEntry::create(*session(), track, self(), _entries.size()) );
}
PlaylistEntry::PlaylistEntry(Wt::Dbo::ptr<Track> track, Wt::Dbo::ptr<Playlist> playlist, int pos)
: _pos(pos),
_track(track),
_playlist(playlist)
{
}
PlaylistEntry::pointer
PlaylistEntry::create(Wt::Dbo::Session& session, Wt::Dbo::ptr<Track> track, Wt::Dbo::ptr<Playlist> playlist, int pos)
{
return session.add( new PlaylistEntry( track, playlist, pos) );
}
std::vector<Wt::Dbo::ptr<Track>>
Playlist::getTracks(int offset, int size) const
{
assert(session());
Wt::Dbo::collection<Wt::Dbo::ptr<PlaylistEntry>> entries = session()->find<PlaylistEntry>().where("playlist_id = ?").bind(self().id()).orderBy("pos").offset(offset).limit(size);
std::vector<Wt::Dbo::ptr<Track>> res;
for (auto entry : entries)
{
res.push_back(entry->getTrack());
}
return res;
}
} // namespace Database