Add the ability to filter by all available fields of a model with mod…

AUTHORS.rst

@@ -15,3 +15,4 @@ Contributors
 * Ryan O’Hara - https://github.com/ryan-copperleaf
 * webrunners - https://github.com/webrunners
 * Simone Pellizzari - https://github.com/simone6021
+* Jonathon Farzanfar - https://github.com/pctSW1

tests/filtersets/test_django.py

@@ -257,6 +257,18 @@ class Meta(object):
             'id', 'name', 'a', 'content_type', 'object_id',
         }
 
+    def test_get_filters_using_all(self):
+        class ModelBFilterSet(ModelFilterSet):
+            class Meta(object):
+                model = ModelB
+                fields = '__all__'
+
+        filters = ModelBFilterSet().get_filters()
+
+        assert set(filters.keys()) == {
+            'id', 'name', 'a', 'content_type', 'object_id',
+        }
+
     def test_get_form_field_for_field(self):
         fs = ModelFilterSet()
 

url_filter/filtersets/base.py

@@ -25,7 +25,6 @@
     'ModelFilterSetOptions',
 ]
 
-
 LOOKUP_RE = re.compile(
     r'^(?:[^\d\W]\w*)(?:{}?[^\d\W]\w*)*(?:!)?$'
     r''.format(LOOKUP_SEP), re.IGNORECASE
@@ -54,6 +53,7 @@ class FilterSetOptions(object):
     Base class for handling options passed to :class:`.FilterSet`
     via ``Meta`` attribute.
     """
+
     def __init__(self, options=None):
         pass
 
@@ -436,6 +436,7 @@ class ModelFilterSetOptions(FilterSetOptions):
     extra_kwargs : dict, optional
         Additional kwargs to be given to auto-generated individual filters
     """
+
     def __init__(self, options=None):
         super(ModelFilterSetOptions, self).__init__(options)
         self.model = getattr(options, 'model', None)
@@ -467,7 +468,7 @@ def get_filters(self):
             ''.format(name=self.__class__.__name__)
         )
 
-        if self.Meta.fields is None:
+        if self.Meta.fields in [None, '__all__']:
             self.Meta.fields = self._get_model_field_names()
 
         state = self._build_state()