Added config option to switch off email notifications.

dav_events/config.py

@@ -2,6 +2,7 @@
 from django.utils.translation import ugettext_lazy as _
 
 # E-Mails
+ENABLE_EMAIL_NOTIFICATIONS = True
 EMAIL_SENDER = 'Jens Kleineheismann <kleineheismann@kit.edu>'
 BASE_URL = 'http://localhost:8000'
 

dav_events/emails.py

@@ -49,6 +49,8 @@ class AbstractMail(object):
         raise NotImplementedError()
 
     def send(self):
+        if not config.ENABLE_EMAIL_NOTIFICATIONS:
+            return None
         subject = self._get_subject()
         body = self._get_body()
         sender = self._sender