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from __future__ import unicode_literals
from django.http import Http404, HttpResponse
from django.template import engines
log = []
class BaseMiddleware(object):
def __init__(self, get_response):
self.get_response = get_response
def __call__(self, request):
return self.get_response(request)
class ProcessExceptionMiddleware(BaseMiddleware):
def process_exception(self, request, exception):
return HttpResponse('Exception caught')
class ProcessExceptionLogMiddleware(BaseMiddleware):
def process_exception(self, request, exception):
log.append('process-exception')
class ProcessExceptionExcMiddleware(BaseMiddleware):
def process_exception(self, request, exception):
raise Exception('from process-exception')
class ProcessViewMiddleware(BaseMiddleware):
def process_view(self, request, view_func, view_args, view_kwargs):
return HttpResponse('Processed view %s' % view_func.__name__)
class ProcessViewNoneMiddleware(BaseMiddleware):
def process_view(self, request, view_func, view_args, view_kwargs):
log.append('processed view %s' % view_func.__name__)
return None
class TemplateResponseMiddleware(BaseMiddleware):
def process_template_response(self, request, response):
response.template_name = engines['django'].from_string('template-response middleware')
return response
class LogMiddleware(BaseMiddleware):
def __call__(self, request):
response = self.get_response(request)
log.append((response.status_code, response.content))
return response
class NotFoundMiddleware(BaseMiddleware):
def __call__(self, request):
raise Http404('not found')
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