def dispatch_request(self, request, environ):
"""Dispatch the request.
This method tries to find the proper controller and view for the
request and does the request/response middleware wrapping.
"""
try:
# Test if we are on the correct base domain and do redirect
# if we're using something like `localhost` instead.
url_adapter = self.get_url_adapter(request.environ)
except ValueError:
# we cannot use make_full_domain() here because the url adapter
# is used there too. So we raise a new `ValueError` here too.
# Thats why we do it the manual way
return redirect('http://%s/' % self.ctx.cfg['base_domain_name'])
for middleware in IMiddleware.iter_middlewares():
response = middleware.process_request(request)
if response is not None:
return response
# dispatch the request if not already done by some middleware
request = _lookup_object('request')
try:
if request.routing_exception is not None:
raise request.routing_exception
try:
view = self.get_view(request.endpoint)
response = view(request, **request.view_args)
if response is None:
raise ValueError('View function did not return a response')
except db.NoResultFound:
raise NotFound()
except NotFound as err:
if self.ctx.cfg['debug']:
return notfound(request, url_adapter)
response = err.get_response(request.environ)
except HTTPException as err:
response = err.get_response(request.environ)
response = self.make_response(request, response)
# Let middlewares process the response. Note that we *only*
# process the response object, if it's returned from some view.
# If an request modifing middleware is in-place we never reach
# this code block.
for middleware in reversed(IMiddleware.iter_middlewares()):
response = middleware.process_response(request, response)
return response
def test_lookup_object(self):
# we're outside of a request context
self.assertRaises(RuntimeError, _lookup_object, 'request')
# get into request context
with self.get_new_request():
self.assertTrue(_lookup_object('request') is not None)
def test_lookup_object(self):
# we're outside of a request context
self.assertRaises(RuntimeError, _lookup_object, 'request')
# get into request context
with self.get_new_request():
self.assertTrue(_lookup_object('request') is not None)
