1 files changed, 47 insertions, 0 deletions
diff --git a/external/plyer/platforms/macosx/battery.py b/external/plyer/platforms/macosx/battery.py
new file mode 100644
index 0000000..fe1c525
--- /dev/null
+++ b/external/plyer/platforms/macosx/battery.py
@@ -0,0 +1,47 @@
+from subprocess import Popen, PIPE
+from plyer.facades import Battery
+from plyer.utils import whereis_exe
+
+from os import environ
+
+
+class OSXBattery(Battery):
+    def _get_state(self):
+        old_lang = environ.get('LANG')
+        environ['LANG'] = 'C'
+
+        status = {"isCharging": None, "percentage": None}
+
+        ioreg_process = Popen(["ioreg", "-rc", "AppleSmartBattery"],
+                stdout=PIPE)
+        output = ioreg_process.communicate()[0]
+
+        environ['LANG'] = old_lang
+
+        if not output:
+            return status
+
+        IsCharging = MaxCapacity = CurrentCapacity = None
+        for l in output.splitlines():
+            if 'IsCharging' in l:
+                IsCharging = l.rpartition('=')[-1].strip()
+            if 'MaxCapacity' in l:
+                MaxCapacity = float(l.rpartition('=')[-1].strip())
+            if 'CurrentCapacity' in l:
+                CurrentCapacity = float(l.rpartition('=')[-1].strip())
+
+        if (IsCharging):
+            status['isCharging'] = IsCharging == "Yes"
+
+        if (CurrentCapacity and MaxCapacity):
+            status['percentage'] = 100. * CurrentCapacity / MaxCapacity
+
+        return status
+
+
+def instance():
+    import sys
+    if whereis_exe('ioreg'):
+        return OSXBattery()
+    sys.stderr.write("ioreg not found.")
+    return Battery()