Merge pull request #87 from alrayyes/mpd

Mpd widget

README.md

@@ -103,6 +103,7 @@ Modules and commandline utilities are only required for modules, the core itself
 * redshift (for the module 'redshift')
 * xrandr (for the module 'xrandr')
 * sensors (for the module 'sensors')
+* mpc (for the module 'mpd')
 
 # Examples
 Here are some screenshots for all themes that currently exist:

bumblebee/modules/mpd.py

@@ -0,0 +1,105 @@
+# pylint: disable=C0111,R0903
+# -*- coding: utf-8 -*-
+
+"""Displays information about the current song in mpd.
+
+Requires the following executable:
+    * mpc
+
+Parameters:
+    * mpd.format: Format string for the song information. Tag values can be put in curly brackets (i.e. {artist})
+"""
+
+from collections import defaultdict
+
+import string
+
+import bumblebee.util
+import bumblebee.input
+import bumblebee.output
+import bumblebee.engine
+
+from bumblebee.output import scrollable
+
+class Module(bumblebee.engine.Module):
+    def __init__(self, engine, config):
+        widgets = [
+            bumblebee.output.Widget(name="mpd.prev"),
+            bumblebee.output.Widget(name="mpd.main", full_text=self.description),
+            bumblebee.output.Widget(name="mpd.next"),
+            bumblebee.output.Widget(name="mpd.shuffle"),
+            bumblebee.output.Widget(name="mpd.repeat"),
+        ]
+        super(Module, self).__init__(engine, config, widgets)
+
+        engine.input.register_callback(widgets[0], button=bumblebee.input.LEFT_MOUSE,
+            cmd="mpc prev")
+        engine.input.register_callback(widgets[1], button=bumblebee.input.LEFT_MOUSE,
+            cmd="mpc toggle")
+        engine.input.register_callback(widgets[2], button=bumblebee.input.LEFT_MOUSE,
+            cmd="mpc next")
+        engine.input.register_callback(widgets[3], button=bumblebee.input.LEFT_MOUSE,
+            cmd="mpc random")
+        engine.input.register_callback(widgets[4], button=bumblebee.input.LEFT_MOUSE,
+            cmd="mpc repeat")
+
+        self._fmt = self.parameter("format", "{artist} - {title} {position}/{duration}")
+        self._status = None
+        self._shuffle = False
+        self._repeat = False
+        self._tags = defaultdict(lambda: '')
+
+    def description(self, widget):
+        return string.Formatter().vformat(self._fmt, (), self._tags)
+
+    def update(self, widgets):
+        self._load_song()
+
+    def state(self, widget):
+        if widget.name == "mpd.shuffle":
+            return "shuffle-on" if self._shuffle else "shuffle-off"
+        if widget.name == "mpd.repeat":
+            return "repeat-on" if self._repeat else "repeat-off"
+        if widget.name == "mpd.prev":
+            return "prev"
+        if widget.name == "mpd.next":
+            return "next"
+        return self._status
+
+    def _load_song(self):
+        info = ""
+        try:
+            info = bumblebee.util.execute('mpc -f "tag artist %artist%\ntag title %title%"')
+        except RuntimeError:
+            pass
+        self._tags = defaultdict(lambda: '')
+        for line in info.split("\n"):
+            if line.startswith("[playing]"):
+                self._status = "playing"
+            elif line.startswith("[paused]"):
+                self._status = "paused"
+
+            if line.startswith("["):
+                timer = line.split("   ")[1]
+                position = timer.split("/")[0]
+                dur = timer.split("/")[1]
+                duration = dur.split(" ")[0]
+                self._tags.update({'position': position})
+                self._tags.update({'duration': duration})
+
+            if line.startswith("volume"):
+                value = line.split("   ", 2)[1:]
+                for option in value:
+                    if option.startswith("repeat: on"):
+                        self._repeat = True
+                    elif option.startswith("repeat: off"):
+                        self._repeat = False
+                    elif option.startswith("random: on"):
+                        self._shuffle = True
+                    elif option.startswith("random: off"):
+                        self._shuffle = False
+            if line.startswith("tag"):
+                key, value = line.split(" ", 2)[1:]
+                self._tags.update({ key: value })
+
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4

themes/icons/ascii.json

@@ -66,5 +66,16 @@
 	"traffic": {
 		"rx": { "prefix": "down"},
 		"tx": { "prefix": "up"}
+	},
+    "mpd": {
+		"playing": { "prefix": ">" },
+		"paused": { "prefix": "||" },
+		"stopped": { "prefix": "[]" },
+		"prev": { "prefix": "|<" },
+		"next": { "prefix": ">|" },
+		"shuffle-on": { "prefix": "S" },
+		"shuffle-off": { "prefix": "[s]" },
+		"repeat-on": { "prefix": "R" },
+		"repeat-off": { "prefix": "[r]" }
 	}
 }

themes/icons/awesome-fonts.json

@@ -82,5 +82,16 @@
   "traffic":{
 	  "rx": { "prefix": "" },
 	  "tx": { "prefix": "" }
+  },
+  "mpd": {
+		"playing": { "prefix": "" },
+		"paused": { "prefix": "" },
+		"stopped": { "prefix": "" },
+		"prev": { "prefix": "" },
+		"next": { "prefix": "" },
+		"shuffle-on": { "prefix": "" },
+		"shuffle-off": { "prefix": "" },
+		"repeat-on": { "prefix": "" },
+		"repeat-off": { "prefix": "" }
 	}
 }