From f5a7ccffd5157d5d5490eb6fefe67be681ad25cb Mon Sep 17 00:00:00 2001
From: Martijn Faassen <faassen@startifact.com>
Date: Thu, 5 Jul 2007 14:35:49 +0000
Subject: [PATCH] Integrate Zope 3-based exception views. Patch by Sidnei,
 integration work done for Infrae.

---
 __init__.py     | 13 +++++++++----
 unauthorized.py |  6 +++++-
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/__init__.py b/__init__.py
index cddfc8f..957bc57 100644
--- a/__init__.py
+++ b/__init__.py
@@ -20,17 +20,22 @@
 
 from unauthorized import Unauthorized
 
+from zope.interface import implements
+from zope.interface.common.interfaces import IException
+from zope.publisher.interfaces import INotFound
+from zope.security.interfaces import IForbidden
+
 class BadRequest(Exception):
-    pass
+    implements(IException)
 
 class InternalError(Exception):
-    pass
+    implements(IException)
 
 class NotFound(Exception):
-    pass
+    implements(INotFound)
 
 class Forbidden(Exception):
-    pass
+    implements(IForbidden)
 
 class MethodNotAllowed(Exception):
     pass
diff --git a/unauthorized.py b/unauthorized.py
index 9ac7a08..9875a85 100644
--- a/unauthorized.py
+++ b/unauthorized.py
@@ -15,9 +15,13 @@
 """
 
 from types import StringType
+from zope.interface import implements
+from zope.security.interfaces import IUnauthorized
 
 class Unauthorized(Exception):
-    """Some user wasn't allowed to access a resource"""
+    """Some user wasn't allowed to access a resource
+    """
+    implements(IUnauthorized)
 
     def __init__(self, message=None, value=None, needed=None, name=None, **kw):
         """Possible signatures: