/src/libtomahawk/database/DatabaseCommand_LoadAllPlaylists.cpp
http://github.com/tomahawk-player/tomahawk · C++ · 147 lines · 101 code · 28 blank · 18 comment · 6 complexity · fd5c6bc2ee8cf651d0224bc27e41aa31 MD5 · raw file
- /* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
- *
- * Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
- * Copyright 2011, Leo Franchi <lfranchi@kde.org>
- *
- * Tomahawk 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.
- *
- * Tomahawk 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 Tomahawk. If not, see <http://www.gnu.org/licenses/>.
- */
- #include "DatabaseCommand_LoadAllPlaylists_p.h"
- #include "utils/Json.h"
- #include "DatabaseImpl.h"
- #include "Playlist.h"
- #include "PlaylistEntry.h"
- #include "Source.h"
- #include <QSqlQuery>
- using namespace Tomahawk;
- DatabaseCommand_LoadAllPlaylists::DatabaseCommand_LoadAllPlaylists( const source_ptr& s, QObject* parent )
- : DatabaseCommand( parent, new DatabaseCommand_LoadAllPlaylistsPrivate( this, s ) )
- {
- qRegisterMetaType< QHash< Tomahawk::playlist_ptr, QStringList > >("QHash< Tomahawk::playlist_ptr, QStringList >");
- }
- void
- DatabaseCommand_LoadAllPlaylists::exec( DatabaseImpl* dbi )
- {
- Q_D( DatabaseCommand_LoadAllPlaylists );
- TomahawkSqlQuery query = dbi->newquery();
- QString orderToken, sourceToken;
- switch ( d->sortOrder )
- {
- case 0:
- break;
- case ModificationTime:
- orderToken = "ORDER BY playlist.createdOn";
- }
- if ( !source().isNull() )
- sourceToken = QString( "AND source %1 " ).arg( source()->isLocal() ? "IS NULL" : QString( "= %1" ).arg( source()->id() ) );
- QString trackIdJoin;
- QString trackIdFields;
- if ( d->returnPlEntryIds )
- {
- trackIdFields = ", pr.entries";
- trackIdJoin = "JOIN playlist_revision pr ON pr.playlist = p.guid AND pr.guid = p.currentrevision";
- }
- query.exec( QString( " SELECT p.guid, p.title, p.info, p.creator, p.lastmodified, p.shared, p.currentrevision, p.createdOn %6 "
- " FROM playlist p "
- " %5 "
- " WHERE ( ( dynplaylist = 'false' ) OR ( dynplaylist = 0 ) ) "
- " %1 "
- " %2 %3 %4 "
- )
- .arg( sourceToken )
- .arg( orderToken )
- .arg( d->sortDescending ? "DESC" : QString() )
- .arg( d->limitAmount > 0 ? QString( "LIMIT 0, %1" ).arg( d->limitAmount ) : QString() )
- .arg( trackIdJoin )
- .arg( trackIdFields )
- );
- QList<playlist_ptr> plists;
- QHash<playlist_ptr, QStringList> phash;
- while ( query.next() )
- {
- playlist_ptr p( new Playlist( source(), //src
- query.value(6).toString(), //current rev
- query.value(1).toString(), //title
- query.value(2).toString(), //info
- query.value(3).toString(), //creator
- query.value(7).toInt(), //lastmod / createdOn
- query.value(5).toBool(), //shared
- query.value(4).toInt(), //lastmod
- query.value(0).toString() //GUID
- ), &QObject::deleteLater );
- p->setWeakSelf( p.toWeakRef() );
- plists.append( p );
- if ( d->returnPlEntryIds )
- {
- QStringList trackIds = TomahawkUtils::parseJson( query.value( 8 ).toByteArray() ).toStringList();
- phash.insert( p, trackIds );
- }
- }
- emit done( plists );
- if ( d->returnPlEntryIds )
- {
- emit done( phash );
- }
- }
- void
- DatabaseCommand_LoadAllPlaylists::setLimit( unsigned int limit )
- {
- Q_D( DatabaseCommand_LoadAllPlaylists );
- d->limitAmount = limit;
- }
- void
- DatabaseCommand_LoadAllPlaylists::setSortOrder( DatabaseCommand_LoadAllPlaylists::SortOrder order )
- {
- Q_D( DatabaseCommand_LoadAllPlaylists );
- d->sortOrder = order;
- }
- void
- DatabaseCommand_LoadAllPlaylists::setSortDescending( bool descending )
- {
- Q_D( DatabaseCommand_LoadAllPlaylists );
- d->sortDescending = descending;
- }
- void
- DatabaseCommand_LoadAllPlaylists::setReturnPlEntryIds( bool returnPlEntryIds )
- {
- Q_D( DatabaseCommand_LoadAllPlaylists );
- d->returnPlEntryIds = returnPlEntryIds;
- }