# HG changeset patch
# User Thierry Florac <thierry.florac@onf.fr>
# Date 1413289973 -7200
# Node ID f1b437b926fdd28f5f63e0b3de053f259e36af21
# Parent  a67eb3f6b789b975456838f83ee97f3ee9cdca7b
Updated UnauthorizedExceptionView to correctly handle AJAX authentication errors

diff -r a67eb3f6b789 -r f1b437b926fd src/ztfy/myams/page.py
--- a/src/ztfy/myams/page.py	Tue Oct 14 14:31:54 2014 +0200
+++ b/src/ztfy/myams/page.py	Tue Oct 14 14:32:53 2014 +0200
@@ -15,6 +15,7 @@
 from zope.pagetemplate.interfaces import IPageTemplate
 
 # import local interfaces
+from zope.security.interfaces import IUnauthorized
 from ztfy.myams.interfaces import IInnerPage, IModalPage
 
 # import Zope3 packages
@@ -123,8 +124,17 @@
         principal = self.request.principal
         auth = getUtility(IAuthentication)
         auth.unauthorized(principal.id, self.request)
+        try:
+            context = self.context.args[0]
+        except:
+            context = self.context
         self.request.response.setStatus(200)
-        parent = getParent(self.context, IPersistent)
-        writer = getUtility(IJSONWriter)
-        return writer.write({'status': 'modal',
-                             'location': 'login-dialog.html?came_from=%s' % absoluteURL(parent, self.request)})
+        if ('/@@ajax/' in self.request.getURL()) or (self.request.get('HTTP_X_REQUESTED_WITH') == 'XMLHttpRequest'):
+            # Send JSON result when using AJAX
+            parent = getParent(context, IPersistent)
+            writer = getUtility(IJSONWriter)
+            return writer.write({'status': 'modal',
+                                 'location': 'login-dialog.html?came_from=%s' % absoluteURL(parent, self.request)})
+        else:
+            # else do a simple redirect...
+            self.request.response.redirect('login.html?came_from=%s' % absoluteURL(context, self.request))