On Sunday, 7 October 2012 17:43:19 UTC+1, Stefano T wrote:
> Hi all.
> i just discovered the context processor, and i use it for put an object in
> the request automatically, this is the code:
>
> def addProfile(request):
> try:
> userProfile = UserProfile.objects.get(user=request.user)
> return {'user_profile':userProfile}
> except:
> return {}
>
> this is the setting.py
>
> TEMPLATE_CONTEXT_PROCESSORS = (
> 'django.contrib.auth.context_processors.auth',
> 'django.contrib.messages.context_processors.messages',
> 'social_auth.context_processors.social_auth_by_type_backends',
> 'earth.context_processors.addProfile',
> )
>
> now, it works, except one case.
> i've in a html page ajax call that sends some data to an url, here the JS:
>
> $.post("/geoloc/updateloc/", { latitude: lat, longitude: lon });
>
> mapped as
>
> url(r'^geoloc/updateloc/$', 'earth.views.updateLoc'),
>
>
> and here is the view:
>
> @login_required
> @csrf_protect
> def updateLoc(request):
> message={}
> message['status']='ko'
> if request.is_ajax():
> if request.method == 'POST':
> message['status']='ok'
> userProfile = request.user_profile
> userProfile.latitude=request.POST['latitude']
> userProfile.longitude=request.POST['longitude']
> userProfile.save()
> # Here we can access the POST data
> return HttpResponse(json.dumps(message), mimetype="application/json")
>
> the fact is that in the view, the request.user_profile (which should be
> loaded by the context template) is empty or none. basically if i print it i
> don't have anything printed.
>
> basically: when is my context processor called?
> is it called only for render_to_response or also for redirect or
> HTTPResponse or HTTPResponseRedirect?
> what should i do?
>
>
> thanks
>
> ciao
>
>
>
> --
> Stefano
>
The name of the setting should give you a clue: TEMPLATE_CONTEXT_PROCESSOR.
Context processors are for doing stuff to template contexts. They have
nothing whatsoever to do with views. If you're not using a template, then
context processor won't help you.
--
DR.
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