Add iTunes player segment

Squashed commits

- Fixed and redid itunes player
- change the player style
- Fix all the problems and removed the useless comments
- Fix all the problems and removed the useless comments
- Remove the truncation to the strings
- removed the .DS_Store
- correct the indentation I hate emacs now
- correct the indentations

powerline/segments/common/players.py

@@ -477,3 +477,54 @@ Requires ``osascript`` available in $PATH.
 
 {0}
 ''').format(_common_args.format('rdio')))
+
+
+class ITunesPlayerSegment(PlayerSegment):
+	def get_player_status(self, pl):
+		status_delimiter = '-~`/='
+		ascript = '''
+			tell application "System Events"
+				set process_list to (name of every process)
+			end tell
+		
+			if process_list contains "iTunes" then
+				tell application "iTunes"
+					if player state is playing then
+						set t_title to name of current track
+						set t_artist to artist of current track
+						set t_album to album of current track
+						set t_duration to duration of current track
+						set t_elapsed to player position
+						set t_state to player state
+						return t_title & "{0}" & t_artist & "{0}" & t_album & "{0}" & t_elapsed & "{0}" & t_duration & "{0}" & t_state
+					end if
+				end tell
+			end if
+		'''.format(status_delimiter)
+		now_playing = asrun(pl, ascript)
+		if not now_playing:
+			return
+		now_playing = now_playing.split(status_delimiter)
+		if len(now_playing) != 6:
+			return
+		title, artist, album = now_playing[0], now_playing[1], now_playing[2]
+		state = _convert_state(now_playing[5])
+		total = _convert_seconds(now_playing[4])
+		elapsed = _convert_seconds(now_playing[3])
+		return {
+			'title': title,
+			'artist': artist,
+			'album': album,
+			'total': total,
+			'elapsed': elapsed,
+			'state': state
+		}
+
+
+itunes = with_docstring(ITunesPlayerSegment(),
+('''Return iTunes now playing information
+
+Requires ``osascript``.
+
+{0}
+''').format(_common_args.format('itunes')))