def __init__(self, session, uri=None, sp_playlist=None, add_ref=True): super(Playlist, self).__init__() assert uri or sp_playlist, 'uri or sp_playlist is required' self._session = session if uri is not None: playlist = spotify.Link(self._session, uri).as_playlist() if playlist is None: raise spotify.Error( 'Failed to get playlist from Spotify URI: %r' % uri) sp_playlist = playlist._sp_playlist session._cache[sp_playlist] = self add_ref = True if add_ref: lib.sp_playlist_add_ref(sp_playlist) self._sp_playlist = ffi.gc(sp_playlist, lib.sp_playlist_release) self._sp_playlist_callbacks = _PlaylistCallbacks.get_struct() lib.sp_playlist_add_callbacks(self._sp_playlist, self._sp_playlist_callbacks, ffi.NULL) # Make sure we remove callbacks in __del__() using the same lib as we # added callbacks with. self._lib = lib
def __init__(self, session, uri=None, sp_playlist=None, add_ref=True): super(Playlist, self).__init__() assert uri or sp_playlist, 'uri or sp_playlist is required' self._session = session if uri is not None: playlist = spotify.Link(self._session, uri).as_playlist() if playlist is None: raise spotify.Error( 'Failed to get playlist from Spotify URI: %r' % uri) sp_playlist = playlist._sp_playlist session._cache[sp_playlist] = self add_ref = True if add_ref: lib.sp_playlist_add_ref(sp_playlist) self._sp_playlist = ffi.gc(sp_playlist, lib.sp_playlist_release) self._sp_playlist_callbacks = _PlaylistCallbacks.get_struct() lib.sp_playlist_add_callbacks( self._sp_playlist, self._sp_playlist_callbacks, ffi.NULL) # Make sure we remove callbacks in __del__() using the same lib as we # added callbacks with. self._lib = lib
def on(self, event, listener, *user_args): if self._sp_playlist_callbacks is None: self._sp_playlist_callbacks = _PlaylistCallbacks.get_struct() lib.sp_playlist_add_callbacks( self._sp_playlist, self._sp_playlist_callbacks, ffi.NULL) if self not in self._session._emitters: self._session._emitters.append(self) super(Playlist, self).on(event, listener, *user_args)