added spotify support.

i3pystatus/spotify.py

@@ -0,0 +1,71 @@
+from i3pystatus import IntervalModule
+
+import threading, math
+from gi.repository import Playerctl, GLib
+
+class Spotify(IntervalModule):
+
+    """
+    This class shows information from Spotify.
+
+    Left click will toggle pause/play of the current song.
+    Right click will skip the song.
+
+    Dependent on Playerctl and GLib
+    """
+
+    format = "{artist} - {title}"
+    color = "#ffffff"
+
+    settings = (
+        ("format", "Format string. {artist}, {title}, {album}, {volume}, and {length} are available for output."),
+        ("color", "color of the output"),
+    )
+
+    def main_loop(self):
+        """ Mainloop blocks so we thread it."""
+        self.player = Playerctl.Player()
+        self.player.on('metadata', self.on_track_change)
+        main = GLib.MainLoop()
+        main.run()
+
+    def init(self):
+        try:
+            t = threading.Thread(target=self.main_loop)
+            t.daemon = True
+            t.start()
+        except Exception as e:
+            self.output = {
+                "full_text": "Error creating new thread!",
+                "color"    : "#FF0000"
+            }
+
+    def on_track_change(self, player, e):
+        artist = player.get_artist()
+        title = player.get_title()
+        album = player.get_album()
+        volume = player.props.volume
+
+        time = e["mpris:length"] / 60.0e6
+        minutes = math.floor(time)
+        seconds = round(time % 1 * 60)
+        if seconds < 10:  seconds = "0" + str(seconds)
+        length = "{}:{}".format(minutes, seconds)
+
+        self.output = {
+            "full_text": self.format.format(
+                artist=artist, title=title,
+                album=album, length=length,
+                volume=volume),
+            "color": self.color
+        }
+
+    def on_leftclick(self):
+        self.player.play_pause()
+
+    def on_rightclick(self):
+        self.player.next()
+
+    def run(self):
+        pass
+