If you want to do filtering on multiple fields why don't you use
rest_framework.filters.SearchFilter as your filter backend and on your
view add
search_fields = [field1, field2, ...]
That's what rest_framework.filters.SearchFilter backend is made for.
On Sat, Jun 6, 2020, 23:14 Agnese Camellini <agnese.camell...@gmail.com>
wrote:
> Maybe the filtering works but i'm writing the wrong address.
> Can someone help?
> Agnese
>
> On Sat, 6 Jun 2020 at 20:46, Agnese Camellini <agnese.camell...@gmail.com>
> wrote:
>
>> Hello to everyone, i have an issue filtering objects in my viewset (the
>> GET method of the user endpoint).
>>
>> The following is the code i used:
>>
>> """CUSTOM FILTERS"""
>> class MultipleFieldLookupMixin(object):
>> """
>> Apply this mixin to any view or viewset to get multiple field
>> filtering
>> based on a `lookup_fields` attribute, instead of the default single
>> field filtering.
>> """
>> def get_object(self):
>> queryset = self.get_queryset() # Get the base
>> queryset
>> queryset = self.filter_queryset(queryset) # Apply any filter
>> backends
>> f = {}
>> for field in self.lookup_fields:
>> if field in self.kwargs.keys(): # Ignore empty fields.
>> f[field] = self.kwargs[field]
>> obj = get_object_or_404(queryset, f) # Lookup the object
>> return obj
>>
>>
>> class UserView(MultipleFieldLookupMixin, viewsets.ModelViewSet):
>> queryset = User.objects.all()
>> serializer_class = UserSerializer
>> lookup_fields = ['username', 'pwd', 'token_confirm', 'email',
>> 'token_cng_pwd']
>>
>> I would like to list users optionally on any of these fields..
>>
>> But when i open the url
>>
>> http://localhost/api/v3/user/?username=anything
>>
>> It always shows me the complete list of user..
>>
>> What can i do to fix the problem?
>> Thanks a lot
>> Agnese Camellini
>>
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