X-Git-Url: http://git.ithinksw.org/philo.git/blobdiff_plain/01a66d144c3ac6539991c5b9f00e1bd5bab132ee..dbb5ab771be406d90ac522e0ecd644e5ddb21e6f:/middleware.py

diff --git a/middleware.py b/middleware.py
index 8c208e4..832bd16 100644
--- a/middleware.py
+++ b/middleware.py
@@ -1,5 +1,7 @@
+from django.conf import settings
 from django.contrib.sites.models import Site
-from philo.models import Node
+from django.http import Http404
+from philo.models import Node, View
 
 
 class LazyNode(object):
@@ -18,6 +20,10 @@ class LazyNode(object):
 			except Node.DoesNotExist:
 				node = None
 			
+			if subpath is None:
+				subpath = ""
+			subpath = "/" + subpath
+			
 			if node:
 				node.subpath = subpath
 			
@@ -32,4 +38,20 @@ class RequestNodeMiddleware(object):
 		request.__class__.node = LazyNode()
 	
 	def process_view(self, request, view_func, view_args, view_kwargs):
-		request._cached_node_path = view_kwargs.get('path', '/')
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+		request._cached_node_path = view_kwargs.get('path', '/')
+	
+	def process_exception(self, request, exception):
+		if settings.DEBUG or not hasattr(request, 'node') or not request.node:
+			return
+		
+		if isinstance(exception, Http404):
+			error_view = request.node.attributes.get('Http404', None)
+		else:
+			error_view = request.node.attributes.get('Http500', None)
+		
+		if error_view is None or not isinstance(error_view, View):
+			# Should this be duck-typing? Perhaps even no testing?
+			return
+		
+		extra_context = {'exception': exception}
+		return error_view.render_to_response(request, extra_context)
\ No newline at end of file