Initial changes to support the new Django 1.6 project structure

2014-06-15 13:13:21 +02:00
parent 7404e36385
commit ec1745b50b
1699 changed files with 160 additions and 73 deletions
--- a/mayan/apps/permissions/middleware/permission_denied_middleware.py
+++ b/mayan/apps/permissions/middleware/permission_denied_middleware.py
@@ -0,0 +1,39 @@
+from django.conf import settings
+from django.core.exceptions import PermissionDenied
+from django.http import HttpResponseForbidden
+from django.template import RequestContext, Template, loader, TemplateDoesNotExist
+from django.utils.importlib import import_module
+
+
+#http://mitchfournier.com/2010/07/12/show-a-custom-403-forbidden-error-page-in-django/
+class PermissionDeniedMiddleware(object):
+    def process_exception(self, request, exception):
+        if isinstance(exception, PermissionDenied):
+            try:
+                # Handle import error but allow any type error from view
+                callback = getattr(import_module(settings.ROOT_URLCONF), u'handler403')
+                return callback(request, exception)
+            except (ImportError, AttributeError):
+                # Try to get a 403 template
+                try:
+                    # First look for a user-defined template named "403.html"
+                    t = loader.get_template(u'403.html')
+                except TemplateDoesNotExist:
+                    # If a template doesn't exist in the projct, use the following hardcoded template
+                    t = Template(u'''{% load i18n %}
+                     <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
+                            "http://www.w3.org/TR/html4/strict.dtd">
+                     <html>
+                     <head>
+                         <title>{% trans "403 ERROR: Access denied" %}</title>
+                     </head>
+                     <body>
+                         <h1>{% trans "Access Denied (403)" %}</h1>
+                         {% trans "We're sorry, but you are not authorized to view this page." %}
+                     </body>
+                     </html>''')
+
+                # Now use context and render template
+                c = RequestContext(request)
+
+                return HttpResponseForbidden(t.render(c))