cenyongh wrote: > My method is based on this. And I add defer support which I think it is > the most important reason for why we integrate these two frameworks.
Could you add your version to the Trac ticket #172 and reopen it as an enhancement? Another way to do it is to open a new enhancement ticket with your code attached, and a reference to #172 as a prior art. This way it is not lost and will be reviewed for possible inclusion in the due time. Thanks, Eugene > > ------------------------------------------------------------------------ > *发件人:* django-developers@googlegroups.com > [mailto:[EMAIL PROTECTED] *代表 > *Rafael SDM Sierra > *发送时间:* 2006年10月12日 0:10 > *收件人:* django-developers@googlegroups.com > *主题:* Re: Make django run on top of twisted > > I'm looking for this a few days ago and found it: > http://code.djangoproject.com/ticket/172 > > On 10/11/06, [EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>* > <[EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>> wrote: > > > Someone has submit a method before.He use twsited WSGIResource to wrap > the django'WSGIHandler .But this method can not support Defer. The > whole structure of this method is similiar to these diagram: > (Twisted) (Django) > WSGIResource > | > \/ > WSGIHandler --> WSGIHandler > > When http request come in WSGIResource will create a new Twisted > WSGIHandler then this new created Handler will ask Django's WSGIHandler > to process the request,after the response send back by django's > handler,twisted handler will write it back to the client. > > But if the django's handler send back a defer,the whole train will > break. > > My method has to subclass all the class in the diagram > > class WrapDjangoWSGIHandler( BaseHandler ): > def __call__( self, environ, start_response ): > from django.conf import settings > > if settings.ENABLE_PSYCO: > import psyco > psyco.profile() > > # Set up middleware if needed. We couldn't do this earlier, > because > # settings weren't available. > if self._request_middleware is None: > self.load_middleware () > > dispatcher.send( signal=signals.request_started ) > try: > request = WSGIRequest( environ ) > > # modified by cenyongh to support defer > di = defer.maybeDeferred( self.get_response, request.path, > request ) > def cb( response ): > return self.done( response, start_response ) > di.addCallback( cb ) > finally: > dispatcher.send( signal=signals.request_finished ) > > return di; > > def done( self, response, start_response ): > # Apply response middleware > for middleware_method in self._response_middleware: > response = middleware_method( request, response ) > try: > status_text = STATUS_CODE_TEXT[ response.status_code] > except KeyError: > status_text = 'UNKNOWN STATUS CODE' > status = '%s %s' % ( response.status_code, status_text ) > response_headers = response.headers.items () > for c in response.cookies.values(): > response_headers.append( ( 'Set-Cookie', c.output( > header='' ) ) ) > start_response( status, response_headers ) > return response > > class WrapTW2WSGIResource( wsgi.WSGIResource ): > def renderHTTP( self, req ): > from twisted.internet import reactor > # Do stuff with WSGIHandler. > > # modified by cenyongh to support defer > handler = WrapTW2WSGIHandler( self.application, req ) > > # Get deferred > d = handler.responseDeferred > # Run it in a thread > reactor.callInThread( handler.run ) > return d > > class WrapTW2WSGIHandler( wsgi.WSGIHandler ): > def run( self ): > from twisted.internet import reactor > # Called in application thread > try: > result = self.application ( self.environment, > self.startWSGIResponse ) > > # modified by cenyongh to support defer > def cb( response ): > self.handleResult( [response.content] ) > result.addCallback( cb ) > > except Exception, e: > if not self.headersSent: > reactor.callFromThread( self.__error, failure.Failure() > ) > else: > reactor.callFromThread( self.stream.finish, > failure.Failure() ) > > > > Then the server should be construt like this > test = WrapTW2WSGIResource( WrapDjangoWSGIHandler() ) > site = server.Site( test ) > > > I have test with the views.py like this? And it get work. > def index( request ): > return render_to_response( 'world/index.html', {} ) > > > def dindex( request ): > def cb( raw_html ): > return render_to_response( 'world/index.html', {} ) > > d = client.getPage( "http://www.gmail.com"; ) > d.addCallback( cb ) > return d > > > > > > > > -- > SDM Underlinux > Garimpar.com <http://Garimpar.com> > -- > PEP-8 > Só existem 3 tipos de pessoas no mundo, as que sabem contar, e as que > não sabem. > CPFL - Compania Piratininga de FALTA de Luz (6 vezes em 5 dias!!) > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django developers" group. To post to this group, send email to django-developers@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/django-developers -~----------~----~----~----~------~----~------~--~---
