def view_login(request):
if request.url == route_url('view_login', request):
came_from = request.params.get('came_from', '/')
else:
came_from = request.params.get('came_from', request.url)
resp_gen = LoginResponseGenerator(came_from)
fes = forms.FormEvaluatorSubject(request, forms.get_login_form())
fes.add_observer(resp_gen)
fes.evaluate_form()
return resp_gen.response
def _observe_no_submission(self, subj):
self.response = { 'url': subj.request.application_url + '/view_login',
'form': forms.get_login_form().render(appstruct={'came_from':
self.came_from, }),
'resources': forms.form_resources(forms.get_login_form()),
}
def _observe_form_invalid(self, subj):
self.response = {'form': subj.exception.render(),
'resources': forms.form_resources(forms.get_login_form()),
}