include NFC changes required for transferring data

gui/kivy/nfc_scanner/scanner_dummy.py

@@ -5,16 +5,31 @@ from kivy.clock import Clock
 from kivy.logger import Logger
 
 class ScannerDummy(NFCBase):
+    '''This is the dummy interface that gets selected in case any other
+    hardware interface to NFC is not available.
+    '''
 
     _initialised = False
 
+    name = 'NFCDummy'
+
     def nfc_init(self):
         # print 'nfc_init()'
 
         Logger.debug('NFC: configure nfc')
         self._initialised = True
+        self.nfc_enable()
+        return True
 
     def on_new_intent(self, dt):
+        tag_info = {'type': 'dymmy',
+                    'message': 'dummy',
+                    'extra details': None}
+
+        # let Main app know that a tag has been detected
+        app = App.get_running_app()
+        app.tag_discovered(tag_info)
+        app.show_info('New tag detected.', duration=2)
         Logger.debug('NFC: got new dummy tag')
 
     def nfc_enable(self):