Refactor installation app to move code to model and display more information

apps/installation/__init__.py

@@ -1,7 +1,38 @@
 from __future__ import absolute_import
 
+import uuid
+
+from south.signals import post_migrate
+
 from project_tools.api import register_tool
 
+from django.dispatch import receiver
+from django.db.models.signals import post_save
+from django.db.utils import DatabaseError
+
 from .links import installation_details
+from .models import Installation
     
+
+@receiver(post_migrate, dispatch_uid='trigger_first_time')
+def trigger_first_time(sender, **kwargs):
+    details = Installation.objects.get()
+    details.is_first_run = True
+    details.uuid = unicode(uuid.uuid4())
+    details.save()
+
+
+def check_first_run():
+    try:
+        details = Installation.objects.get()
+    except DatabaseError:
+        pass
+    else:
+        if details.is_first_run:
+            details.is_first_run = False
+            #details.save()
+
+
 register_tool(installation_details)
+
+check_first_run()