[Butia-devel-list] [PATCH] Deshabilitar Energia - Final

[nachoel01 en gmail.com]

From: Ignacio Rodríguez <nachoel01 en gmail.com>

---
 TurtleArt/tautils.py   |   46 ++++++++++++++++++++++++++++++++++++++++++++--
 plugins/butia/butia.py |    7 +++++++
 2 files changed, 51 insertions(+), 2 deletions(-)

diff --git a/TurtleArt/tautils.py b/TurtleArt/tautils.py
index 3f9d1c4..66af526 100644
--- a/TurtleArt/tautils.py
+++ b/TurtleArt/tautils.py
@@ -1,5 +1,6 @@
 #copyright (c) 2007-8, Playful Invention Company.
 #Copyright (c) 2008-13, Walter Bender
+#Copyright (c) 2013, Ignacio Rodriguez
 
 #Permission is hereby granted, free of charge, to any person obtaining a copy
 #of this software and associated documentation files (the "Software"), to deal
@@ -24,6 +25,8 @@ import cairo
 import pickle
 import subprocess
 import os
+import gconf
+import dbus
 import string
 from gettext import gettext as _
 
@@ -48,6 +51,9 @@ from taconstants import (HIT_HIDE, HIT_SHOW, XO1, XO15, XO175, XO4, UNKNOWN,
 import logging
 _logger = logging.getLogger('turtleart-activity')
 
+client = gconf.client_get_default()
+ACTUAL_POWER = client.get_bool('/desktop/sugar/power/automatic')
+
 
 def debug_output(message_string, running_sugar=False):
     ''' unified debugging output '''
@@ -711,7 +717,7 @@ def get_hardware():
     if version == '1':
         return XO1
     elif version == '1.5':
-         return XO15
+        return XO15
     elif version == '1.75':
         return XO175
     elif version == '4':
@@ -719,7 +725,7 @@ def get_hardware():
     else:
         # Some systems (e.g. ARM) don't have dmi info
         if os.path.exists('/sys/devices/platform/lis3lv02d/position'):
-            return XO175        
+            return XO175
         elif os.path.exists('/etc/olpc-release'):
             return XO1
         else:
@@ -763,3 +769,39 @@ def check_output(command, warning):
             print(warning)
             return None
     return output
+
+
+def power_manager(status):
+    '''
+    Power Management
+    Use: power_manager(True) --> Disable power manager
+         power_manager(False) --> User custom power manager
+    '''
+
+    # Constants
+    OHM_SERVICE_NAME = 'org.freedesktop.ohm'
+    OHM_SERVICE_PATH = '/org/freedesktop/ohm/Keystore'
+    OHM_SERVICE_IFACE = 'org.freedesktop.ohm.Keystore'
+    PATH = '/etc/powerd/flags/inhibit-suspend'
+
+    if status:
+        VALUE = False
+    else:
+        VALUE = ACTUAL_POWER
+
+    client.set_bool('/desktop/sugar/power/automatic', VALUE)
+
+    try:
+        bus = dbus.SystemBus()
+        proxy = bus.get_object(OHM_SERVICE_NAME, OHM_SERVICE_PATH)
+        self._keystore = dbus.Interface(proxy, OHM_SERVICE_IFACE)
+        self._keystore.SetKey("suspend.automatic_pm", bool(VALUE))
+    except:
+        if status:
+            fd = open(PATH, "w")
+            fd.close()
+        if not status and ACTUAL_POWER:
+            try:
+                os.remove(PATH)
+            except OSError:
+                pass
diff --git a/plugins/butia/butia.py b/plugins/butia/butia.py
index f34201a..1bdaac8 100755
--- a/plugins/butia/butia.py
+++ b/plugins/butia/butia.py
@@ -32,6 +32,7 @@ from TurtleArt.tapalette import make_palette
 from TurtleArt.talogo import primitive_dictionary, logoerror
 from TurtleArt.tautils import debug_output
 from TurtleArt.tawindow import block_names
+from TurtleArt.tautils import power_manager
 
 from plugins.plugin import Plugin
 
@@ -554,21 +555,27 @@ class Butia(Plugin):
             self.butia.set2MotorSpeed(sentLeft, abs(left), sentRight, abs(right))
 
     def moveButia(self, left, right):
+        power_manager(True)
         self.set_vels(left, right)
 
     def forwardButia(self):
+        power_manager(True)
         self.set_vels(self.actualSpeed[0], self.actualSpeed[1])
 
     def backwardButia(self):
+        power_manager(True)
         self.set_vels(-self.actualSpeed[0], -self.actualSpeed[1])
 
     def leftButia(self):
+        power_manager(True)
         self.set_vels(self.actualSpeed[0], -self.actualSpeed[1])
 
     def rightButia(self):
+        power_manager(True)
         self.set_vels(-self.actualSpeed[0], self.actualSpeed[1])
 
     def stopButia(self):
+        power_manager(False)
         self.set_vels(0, 0)
 
     def speedButia(self, speed):
-- 
1.6.2.5