[modules] re-enable bluetooth2

modules/contrib/bluetooth2.py

@@ -0,0 +1,104 @@
+"""Displays bluetooth status. Left mouse click launches manager app,
+right click toggles bluetooth. Needs dbus-send to toggle bluetooth state and
+python-dbus to count the number of connections
+
+Parameters:
+    * bluetooth.manager : application to launch on click (blueman-manager)
+"""
+
+
+import os
+import re
+import subprocess
+import dbus
+import dbus.mainloop.glib
+import bumblebee.input
+import bumblebee.output
+import bumblebee.engine
+import bumblebee.util
+import bumblebee.popup
+import logging
+
+
+class Module(bumblebee.engine.Module):
+    """Bluetooth module."""
+
+    def __init__(self, engine, config):
+        """Initialize."""
+        super(Module, self).__init__(engine, config,
+                                     bumblebee.output.Widget(
+                                         full_text=self.status))
+
+        self.manager = self.parameter("manager", "blueman-manager")
+        self._status = "Off"
+        dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
+        self._bus = dbus.SystemBus()
+
+        engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
+                                       cmd=self.manager)
+        engine.input.register_callback(self, button=bumblebee.input.RIGHT_MOUSE,
+                                           cmd=self._toggle)
+
+    def status(self, widget):
+        """Get status."""
+        return self._status
+
+    def update(self, widgets):
+        """Update current state."""
+        state = len(subprocess.run(['bluetoothctl', 'list'], stdout=subprocess.PIPE).stdout)
+        if state > 0:
+            connected_devices = self.get_connected_devices()
+            self._status = "On - {}".format(connected_devices)
+        else:
+            self._status = "Off"
+            adapters_cmd = 'rfkill list | grep Bluetooth'
+            if not len(subprocess.run(adapters_cmd, shell=True, stdout=subprocess.PIPE).stdout):
+                self._status = "No Adapter Found"
+        return
+
+    def manager(self, widget):
+        """Launch manager."""
+        bumblebee.util.execute(self.manager)
+
+    def _toggle(self, widget=None):
+        """Toggle bluetooth state."""
+        if "On" in self._status:
+            state = "false"
+        else:
+            state = "true"
+
+        cmd = "dbus-send --system --print-reply --dest=org.blueman.Mechanism /org/blueman/mechanism org.blueman.Mechanism.SetRfkillState boolean:%s" % state 
+
+        logging.debug('bt: toggling bluetooth')
+        bumblebee.util.execute(cmd)
+
+    def state(self, widget):
+        """Get current state."""
+        state = []
+
+        if self._status == "No Adapter Found":
+            state.append("critical")
+        elif self._status == "On - 0":
+            state.append("warning")
+        elif "On" in self._status and not(self._status == "On - 0"):
+            state.append("ON")
+        else:
+            state.append("critical")
+        return state
+
+    def get_connected_devices(self):
+        devices = 0
+        objects = dbus.Interface(
+            self._bus.get_object("org.bluez", "/"),
+            "org.freedesktop.DBus.ObjectManager"
+        ).GetManagedObjects()
+        for path, interfaces in objects.items():
+            if "org.bluez.Device1" in interfaces:
+                if dbus.Interface(
+                    self._bus.get_object("org.bluez", path),
+                    "org.freedesktop.DBus.Properties"
+                ).Get(
+                    "org.bluez.Device1", "Connected"
+                ):
+                    devices += 1
+        return devices