added content_flagged signal

flag/models.py

@@ -8,6 +8,8 @@
 from django.contrib.contenttypes import generic
 from django.utils.translation import ugettext_lazy as _
 
+from flag import signals
+
 
 STATUS = getattr(settings, "FLAG_STATUSES", [
     ("1", _("flagged")),
@@ -56,4 +58,10 @@ def add_flag(flagger, content_type, object_id, content_creator, comment):
     )
     flag_instance.save()
 
+    signals.content_flagged.send(
+        sender = FlaggedContent,
+        flagged_content = flagged_content,
+        flagged_instance = flagged_instance,
+    )
+
     return flag_instance

flag/signals.py

@@ -0,0 +1,4 @@
+from django.dispatch import Signal
+
+
+content_flagged = Signal(providing_args=["flagged_content", "flagged_instance"])