Add signaler app to intercept management commands and emit signals

apps/signaler/__init__.py

@@ -0,0 +1 @@
+

apps/signaler/management/commands/collectstatic.py

@@ -0,0 +1,13 @@
+from django.contrib.staticfiles.management.commands import collectstatic
+
+from signaler.signals import pre_collectstatic
+
+
+class Command(collectstatic.Command):
+    """
+    Wrapper for the collectstatic command
+    """
+
+    def handle_noargs(self, *args, **kwargs):
+        pre_collectstatic.send(sender=self)
+        super(Command, self).handle_noargs(*args, **kwargs)    

apps/signaler/models.py

@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.

apps/signaler/signals.py

@@ -0,0 +1,3 @@
+from django.dispatch import Signal
+
+pre_collectstatic = Signal()

settings.py

@@ -174,6 +174,8 @@ INSTALLED_APPS = (
     'rest_api',
     'document_signatures',
 
+# Has to be last so the other apps can register it's signals
+    'signaler',
 )
 
 TEMPLATE_CONTEXT_PROCESSORS = (
@@ -328,19 +330,22 @@ if DEVELOPMENT:
         import rosetta
         INSTALLED_APPS += ('rosetta',)
     except ImportError:
-        sys.stderr.write('DEBUG: rosetta is not installed\n')
+        pass
+        #sys.stderr.write('DEBUG: rosetta is not installed\n')
 
     try:
         import django_extensions
         INSTALLED_APPS += ('django_extensions',)
     except ImportError:
-        sys.stderr.write('DEBUG: django_extensions is not installed\n')
+        pass
+        #sys.stderr.write('DEBUG: django_extensions is not installed\n')
 
     try:
         import debug_toolbar
         #INSTALLED_APPS +=('debug_toolbar',)
     except ImportError:
-        sys.stderr.write('DEBUG: debug_toolbar is not installed\n')
+        pass        
+        #sys.stderr.write('DEBUG: debug_toolbar is not installed\n')
 
     TEMPLATE_CONTEXT_PROCESSORS += ('django.core.context_processors.debug',)