trac + rss-reader login

To be able to read a trac-rss from within an rss reader it is necessary to patch trac to request authentication instead of returning an error message via http if the user is not authenticated.
This can be done using the following patch which is menat to work against 0.11 and can be made to work against 0.10.4


diff --git a/trac/web/api.py b/trac/web/api.py
--- a/trac/web/api.py
+++ b/trac/web/api.py
@@ -181,6 +181,9 @@
doc='The HTTP method of the request')
path_info = property(fget=lambda self: self.environ.get('PATH_INFO', '').decode('utf-8'),
doc='Path inside the application')
+ query_string = property(fget=lambda self: self.environ.get('QUERY_STRING',
+ ''),
+ doc='Query part of the request')
remote_addr = property(fget=lambda self: self.environ.get('REMOTE_ADDR'),
doc='IP address of the remote user')
remote_user = property(fget=lambda self: self.environ.get('REMOTE_USER'),
diff --git a/trac/web/auth.py b/trac/web/auth.py
--- a/trac/web/auth.py
+++ b/trac/web/auth.py
@@ -197,7 +197,7 @@

def _redirect_back(self, req):
"""Redirect the user back to the URL she came from."""
- referer = req.get_header('Referer')
+ referer = req.args.get('referer', req.get_header('Referer'))
if referer and not (referer == req.base_url or \
referer.startswith(req.base_url.rstrip('/')+'/')):
# only redirect to referer if it is from the same site
diff --git a/trac/web/href.py b/trac/web/href.py
--- a/trac/web/href.py
+++ b/trac/web/href.py
@@ -129,7 +129,7 @@
if type(value) in (list, tuple):
for i in [i for i in value if i != None]:
params.append((name, i))
- elif v != None:
+ elif value != None:
params.append((name, value))

if args:
diff --git a/trac/web/main.py b/trac/web/main.py
--- a/trac/web/main.py
+++ b/trac/web/main.py
@@ -437,6 +437,11 @@
data = {'title': title, 'type': 'TracError', 'message': e.detail,
'frames': [], 'traceback': None}
try:
+ if e.code == 403 and req.authname == 'anonymous':
+ referer = env.abs_href(req.path_info)
+ if req.query_string:
+ referer += '?' + req.query_string
+ req.redirect(env.href('login', {'referer': referer}))
req.send_error(sys.exc_info(), status=e.code, env=env, data=data)
except RequestDone:
pass