Add module for MOC (music on console)

i3pystatus/moc.py

@@ -0,0 +1,99 @@
+import re
+
+from i3pystatus import IntervalModule
+from i3pystatus import formatp
+from i3pystatus.core.command import run_through_shell
+from i3pystatus.core.util import TimeWrapper
+
+
+class Moc(IntervalModule):
+    """
+    Display various information from MOC (musci on console)
+
+    .. rubric:: Available formatters
+
+    * `{status}` — current status icon (paused/playing/stopped)
+    * `{song_elapsed}` — song elapsed time (mm:ss format)
+    * `{song_length}` — total song duration (mm:ss format)
+    * `{artist}` — artist
+    * `{title}` — title
+    * `{album}` — album
+    * `{tracknumber}` — tracknumber
+    * `{file}` — file or url name
+    """
+
+    settings = (
+        ('format', 'formatp string'),
+        ('format_not_running', 'Text to show if cmus is not running'),
+        ('color', 'The color of the text'),
+        ('color_not_running', 'The color of the text, when cmus is not running'),
+        ('status', 'Dictionary mapping status to output'),
+    )
+
+    color = '#ffffff'
+    color_not_running = '#ffffff'
+    format = '{status} {song_elapsed}/{song_length} {artist} - {title}'
+    format_not_running = 'Not running'
+    interval = 1
+    status = {
+        'pause': '▷',
+        'play': '▶',
+        'stop': '◾',
+    }
+
+    on_leftclick = 'toggle_pause'
+    on_rightclick = 'next_song'
+    on_upscroll = 'next_song'
+    on_downscroll = 'previous_song'
+
+    def _moc_command(self, command):
+        cmdline = 'mocp --{command}'.format(command=command)
+        return run_through_shell(cmdline, enable_shell=True)
+
+    def _query_cmus(self):
+        response = {}
+
+        # Get raw information
+        cmd = self._moc_command('info')
+
+        # Now we make it useful
+        if not cmd.rc:
+            for line in cmd.out.splitlines():
+                key, _, value = line.partition(': ')
+                response[key] = value
+
+        return response
+
+    def run(self):
+        response = self._query_cmus()
+
+        if response:
+            fdict = {
+                'album': response.get('Album', ''),
+                'artist': response.get('Artist', ''),
+                'file': response.get('File', ''),
+                'song_elapsed': TimeWrapper(response.get('CurrentSec', 0)),
+                'song_length': TimeWrapper(response.get('TotalSec', 0)),
+                'status': self.status[response['State'].lower()],
+                'title': response.get('SongTitle', ''),
+                'tracknumber': re.match(r'(\d*).*', response.get('Title', '')).group(1) or 0,
+            }
+
+            self.output = {
+                'full_text': formatp(self.format, **fdict),
+                'color': self.color,
+            }
+        else:
+            self.output = {
+                'full_text': self.format_not_running,
+                'color': self.color_not_running,
+            }
+
+    def toggle_pause(self):
+        self._moc_command('toggle-pause')
+
+    def next_song(self):
+        self._moc_command('next')
+
+    def previous_song(self):
+        self._moc_command('previous')