perm checked using a decorator instead of shortcut

issue/decorators.py

@@ -0,0 +1,25 @@
+from django.contrib.auth.decorators import login_required
+from django.http import HttpResponseForbidden
+
+from issue.models import Project
+
+
+def project_perm_required(perm):
+
+    def decorator(view):
+        def wrapper(request, *args, **kwargs):
+            if len(args) > 0 and isinstance(args[0], Project):
+                project = args[0]
+            elif 'project' in kwargs.keys():
+                project = kwargs['project']
+            else:
+                project = None
+            if request.user.has_perm(perm, project):
+                return view(request, *args, **kwargs)
+            elif request.user.is_authenticated():
+                return HttpResponseForbidden()
+            else:
+                return login_required(view)(request, *args, **kwargs)
+        return wrapper
+
+    return decorator