--- a/Allura/allura/controllers/base.py
+++ b/Allura/allura/controllers/base.py
@@ -1,9 +1,33 @@
from tg import expose
from webob import exc
+from tg.controllers.dispatcher import ObjectDispatcher
+
class BaseController(object):
@expose()
def _lookup(self, name, *remainder):
"""Provide explicit default lookup to avoid dispatching backtracking
and possible loops."""
- raise exc.HTTPNotFound, name+ raise exc.HTTPNotFound, name
+
+
+class DispatchIndex(object):
+ """Rewrite default url dispatching for controller.
+
+ Catch url that ends with `index.*` and pass it to the `_lookup()`
+ controller method, instead of `index()` as by default.
+ Assumes that controller has `_lookup()` method.
+
+ Use default dispatching for other urls.
+
+ Use this class as a mixin to controller that needs such behaviour.
+ (see allura.controllers.repository.TreeBrowser for an example)
+ """
+ def _dispatch(self, state, remainder):
+ dispatcher = ObjectDispatcher()
+ if remainder and remainder[0] == 'index':
+ controller, new_remainder = self._lookup(*remainder)
+ state.add_controller(controller.__class__.__name__, controller)
+ dispatcher = getattr(controller, '_dispatch', dispatcher._dispatch)
+ return dispatcher(state, new_remainder)
+ return dispatcher._dispatch(state, remainder)