Fix bug where playlist bot attempts to process replies in PMs.

examples/playlist.py

@@ -39,42 +39,43 @@ class Bot(discord.Client):
         if message.channel.is_private:
             await self.send_message(message.channel, 'You cannot use this bot in private messages.')
 
-        if message.content.startswith('$join'):
+        elif message.content.startswith('$join'):
             if self.is_voice_connected():
                 await self.send_message(message.channel, 'Already connected to a voice channel')
             channel_name = message.content[5:].strip()
             check = lambda c: c.name == channel_name and c.type == discord.ChannelType.voice
-
             channel = discord.utils.find(check, message.server.channels)
             if channel is None:
                 await self.send_message(message.channel, 'Cannot find a voice channel by that name.')
-
-            await self.join_voice_channel(channel)
-            self.starter = message.author
+            else:
+                await self.join_voice_channel(channel)
+                self.starter = message.author
 
         elif message.content.startswith('$leave'):
             if not self.can_control_song(message.author):
                 return
             self.starter = None
             await self.voice.disconnect()
+
         elif message.content.startswith('$pause'):
             if not self.can_control_song(message.author):
                 fmt = 'Only the requester ({0.current.requester}) can control this song'
                 await self.send_message(message.channel, fmt.format(self))
-
-            if self.player.is_playing():
+            elif self.player.is_playing():
                 self.player.pause()
+
         elif message.content.startswith('$resume'):
             if not self.can_control_song(message.author):
                 fmt = 'Only the requester ({0.current.requester}) can control this song'
                 await self.send_message(message.channel, fmt.format(self))
-
-            if self.player is not None and not self.is_playing():
+            elif self.player is not None and not self.is_playing():
                 self.player.resume()
+
         elif message.content.startswith('$next'):
             filename = message.content[5:].strip()
             await self.songs.put(VoiceEntry(message, filename))
             await self.send_message(message.channel, 'Successfully registered {}'.format(filename))
+
         elif message.content.startswith('$play'):
             if self.player is not None and self.player.is_playing():
                 await self.send_message(message.channel, 'Already playing a song')
@@ -83,7 +84,6 @@ class Bot(discord.Client):
                 if not self.is_voice_connected():
                     await self.send_message(message.channel, 'Not connected to a voice channel')
                     return
-
                 self.play_next_song.clear()
                 self.current = await self.songs.get()
                 self.player = self.voice.create_ffmpeg_player(self.current.song, after=self.toggle_next_song)