bornhack-website/src/camps/mixins.py

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from camps.models import Camp
from django.shortcuts import get_object_or_404
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class CampViewMixin(object):
def dispatch(self, request, *args, **kwargs):
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self.camp = get_object_or_404(Camp, slug=self.kwargs['camp_slug'])
return super(CampViewMixin, self).dispatch(request, *args, **kwargs)
def get_queryset(self):
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queryset = super(CampViewMixin, self).get_queryset()
return queryset.filter(camp=self.camp)