loads spotify playlists and plays songs

mopidy/backends/base.py

@@ -35,6 +35,9 @@ class BaseBackend(object):
     def stop(self):
         pass
 
+    def play(self, songid):
+        pass
+
 # Current/single playlist methods
     def playlist_changes(self, version):
         return None

mopidy/backends/spotify.py

@@ -10,22 +10,51 @@ class SpotifyBackend(BaseBackend):
             settings.SPOTIFY_USERNAME.encode('utf-8'),
             settings.SPOTIFY_PASSWORD.encode('utf-8'))
         self._playlist_load_cache = None
+        self.current_playlist = []
+        self.current_playlist_version = 0
 
     def playlist_load(self, name):
-        if not self._playlist_load_cache:
-            for playlist in self.spotify.stored_playlists:
-                if playlist.name == name:
-                    tracks = []
-                    for track in playlist.tracks:
-                        tracks.append(u'add %s\n' % track.file_id)
-                    self._playlist_load_cache = tracks
-                    break
-        return self._playlist_load_cache
+        for playlist in self.spotify.stored_playlists:
+            if playlist.name == name:
+                self.current_playlist = playlist.tracks
+                self.current_playlist_version += len(playlist.tracks)
+                break
 
     def playlists_list(self):
-        playlists = []
-        for playlist in self.spotify.stored_playlists:
-            playlists.append(u'playlist: %s' % playlist.name.decode('utf-8'))
-        return playlists
+        if self._playlist_load_cache is None:
+            self._playlist_load_cache = []
+            for playlist in self.spotify.stored_playlists:
+                self._playlist_load_cache.append(u'playlist: %s' % playlist.name.decode('utf-8'))
+        return self._playlist_load_cache
 
+    def status_playlist_length(self):
+        return len(self.current_playlist)
 
+    def playlist_changes(self, songpos):
+        tracks = []
+        pos = 0
+        id = 0
+
+        for track in self.current_playlist:
+            tracks.append(u'file: %s' % track.track_id)
+            tracks.append(u'Time: %d' % (track.length/1000))
+            tracks.append(u'Artist: %s' % track.artists[0].name)
+            tracks.append(u'Title: %s' % track.title)
+            tracks.append(u'Album: %s' % track.album)
+            tracks.append(u'Track: %s' % track.tracknumber)
+            tracks.append(u'Pos: %d' % pos)
+            tracks.append(u'Id: %d' % id)
+
+            pos += 1
+            id += 1
+        return tracks
+
+    def play_id(self, songid):
+        track = self.current_playlist[songid]
+        self.spotify.play(track)
+
+    def stop(self):
+        self.spotify.stop()
+
+    def status_playlist(self):
+        return self.current_playlist_version

mopidy/handler.py

@@ -107,7 +107,7 @@ class MpdHandler(object):
     def _listplaylists(self):
         return self.backend.playlists_list()
 
-    @register(r'^load (?P<name>.+)$')
+    @register(r'^load "(?P<name>.+)"$')
     def _load(self, name):
         return self.backend.playlist_load(name)
 
@@ -142,13 +142,13 @@ class MpdHandler(object):
     def _ping(self):
         pass
 
-    @register(r'^play (?P<songpos>.+)$')
+    @register(r'^play "(?P<songpos>\d+)"$')
     def _play(self, songpos):
         pass # TODO
 
-    @register(r'^playid (?P<songid>.+)$')
+    @register(r'^playid "(?P<songid>\d+)"$')
     def _playid(self, songid):
-        pass # TODO
+        return self.backend.play_id(int(songid))
 
     @register(r'^playlist$')
     def _playlist(self):