Add basic file scanner

mopidy/scanner.py

@@ -0,0 +1,28 @@
+import gobject
+gobject.threads_init()
+
+import pygst
+pygst.require('0.10')
+import gst
+import sys
+
+def main(uri):
+    pipeline = gst.element_factory_make('playbin2')
+
+    bus = pipeline.get_bus()
+    bus.add_signal_watch()
+    bus.connect('message::tag', process_gst_message)
+
+    pipeline.set_property('uri', uri)
+    pipeline.set_state(gst.STATE_PAUSED)
+
+    gobject.MainLoop().run()
+
+def process_gst_message(bus, message):
+    data = message.parse_tag()
+    tags = dict([(k, data[k]) for k in data.keys()])
+
+    print tags
+
+if __name__ == '__main__':
+    main(sys.argv[1])