owncloud / music

	 * @NoAdminRequired

	 * @NoCSRFRequired

	 */

	public function addTracks($id) {

		$newTrackIds = array();

		foreach (explode(',', $this->params('trackIds')) as $trackId) {

			$newTrackIds[] = (int) $trackId;

		}

		try {

			$playlist = $this->playlistMapper->find($id, $this->userId);

			$this->playlistMapper->addTracks($newTrackIds, $id);

			$playlist->setTrackIds($this->playlistMapper->getTracks($id));

			return $playlist->toAPI();

		} catch(DoesNotExistException $ex) {

			return new JSONResponse(array('message' => $ex->getMessage()),

				Http::STATUS_NOT_FOUND);

		}

	}

	/**

	 * removes tracks from a playlist

	 * @NoAdminRequired

	 * @NoCSRFRequired

	 */

	public function removeTracks($id) {

		$trackIds = array();

		foreach (explode(',', $this->params('trackIds')) as $trackId) {

			$trackIds[] = (int) $trackId;

		}

		try {

			$playlist = $this->playlistMapper->find($id, $this->userId);

			$this->playlistMapper->removeTracks($id, $trackIds);

			$playlist->setTrackIds($this->playlistMapper->getTracks($id));

			return $playlist->toAPI();

		} catch(DoesNotExistException $ex) {

			return new JSONResponse(array('message' => $ex->getMessage()),

				Http::STATUS_NOT_FOUND);

		}

	}

}