[modules] re-enable amixer

modules/contrib/amixer.py

@@ -0,0 +1,42 @@
+"""get volume level
+
+"""
+import re
+
+import bumblebee.input
+import bumblebee.output
+import bumblebee.engine
+
+class Module(bumblebee.engine.Module):
+    def __init__(self, engine, config):
+        super(Module, self).__init__(engine, config,
+            bumblebee.output.Widget(full_text=self.volume)
+        )
+        self._level = "0"
+        self._muted = True
+        device = self.parameter("device", "Master,0")
+        self._cmdString = "amixer get {}".format(device)
+
+    def volume(self, widget):
+        m = re.search(r'([\d]+)\%', self._level)
+        self._muted = True
+        if m:
+            if m.group(1) != "0" and "[on]" in self._level:
+                self._muted = False
+            return "{}%".format(m.group(1))
+        else:
+            return "0%"
+
+    def update(self, widgets):
+        level = ""
+        try:
+            level = bumblebee.util.execute(self._cmdString)
+        except Exception as e:
+            level = ""
+
+        self._level = level
+
+    def state(self, widget):
+        if self._muted:
+            return ["warning", "muted"]
+        return ["unmuted"]