From 49304cecdf2c51888ee4ff42ec6496207186ad9b Mon Sep 17 00:00:00 2001 From: Chris McDonough Date: Mon, 2 Nov 2009 12:23:26 +0000 Subject: - Add a new event type: ``repoze.bfg.events.AfterTraversal``. Events of this type will be sent after traversal is completed, but before any view code is invoked. Like ``repoze.bfg.events.NewRequest``, This event will have a single attribute: ``request`` representing the current request. Unlike the request attribute of ``repoze.bfg.events.NewRequest`` however, during an AfterTraversal event, the request object will possess attributes set by the traverser, most notably ``context``, which will be the context used when a view is found and invoked. The interface ``repoze.bfg.events.IAfterTraversal`` can be used to subscribe to the event. For example:: Like any framework event, a subscriber function should expect one parameter: ``event``. --- repoze/bfg/router.py | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'repoze/bfg/router.py') diff --git a/repoze/bfg/router.py b/repoze/bfg/router.py index c3580a8da..ca0f8e449 100644 --- a/repoze/bfg/router.py +++ b/repoze/bfg/router.py @@ -14,6 +14,7 @@ from repoze.bfg.interfaces import IView from repoze.bfg.configuration import make_registry from repoze.bfg.configuration import DefaultRootFactory +from repoze.bfg.events import AfterTraversal from repoze.bfg.events import NewRequest from repoze.bfg.events import NewResponse from repoze.bfg.events import WSGIApplicationCreatedEvent @@ -54,6 +55,7 @@ class Router(object): iterable. """ registry = self.registry + has_listeners = registry.has_listeners logger = self.logger manager = self.threadlocal_manager threadlocals = {'registry':registry, 'request':None} @@ -65,7 +67,7 @@ class Router(object): threadlocals['request'] = request attrs = request.__dict__ attrs['registry'] = registry - registry.has_listeners and registry.notify(NewRequest(request)) + has_listeners and registry.notify(NewRequest(request)) # view lookup root = self.root_factory(request) @@ -79,6 +81,7 @@ class Router(object): tdict['traversed'], tdict['virtual_root'], tdict['virtual_root_path']) attrs.update(tdict) + has_listeners and registry.notify(AfterTraversal(request)) provides = map(providedBy, (context, request)) view_callable = registry.adapters.lookup( provides, IView, name=view_name, default=None) @@ -111,7 +114,7 @@ class Router(object): response = self.notfound_view(context, request) # response handling - registry.has_listeners and registry.notify(NewResponse(response)) + has_listeners and registry.notify(NewResponse(response)) try: headers = response.headerlist -- cgit v1.2.3