tests/test_formdata.py

@@ -4680,6 +4680,7 @@ def test_formdata_filtering_on_block_fields(pub):
         fields.DateField(id='4', label='Date', varname='date'),
         fields.EmailField(id='5', label='Email', varname='email'),
         fields.TextField(id='6', label='Text', varname='text'),
+        fields.FileField(id='7', label='File', varname='file'),
     ]
     block.store()
 
@@ -4694,6 +4695,10 @@ def test_formdata_filtering_on_block_fields(pub):
     data_class = formdef.data_class()
     data_class.wipe()
 
+    upload = PicklableUpload('test.jpeg', 'image/jpeg')
+    with open(os.path.join(os.path.dirname(__file__), 'image-with-gps-data.jpeg'), 'rb') as fd:
+        upload.receive([fd.read()])
+
     for i in range(14):
         formdata = data_class()
         formdata.data = {
@@ -5023,6 +5028,10 @@ def test_formdata_filtering_on_block_fields(pub):
             tmpl = Template('{{forms|objects:"test"|filter_by:"blockdata_text"|%s|count}}' % operator)
         assert tmpl.render(context) == result
 
+    # file
+    tmpl = Template('{{forms|objects:"test"|filter_by:"blockdata_file"|absent|count}}')
+    assert tmpl.render(context) == '0'
+
 
 def test_items_field_getlist(pub):
     NamedDataSource.wipe()

wcs/variables.py

@@ -330,6 +330,8 @@ class LazyFormDefObjectsManager:
             return equality_operators + empty_operators
         if field.key == 'email':
             return equality_operators + in_operators + empty_operators + text_operators
+        if field.key == 'file':
+            return empty_operators
         return None
 
     def format_value(self, op, value, field):
@@ -499,7 +501,17 @@ class LazyFormDefObjectsManager:
 
         # check operator
         for field in fields:
-            if field.key not in ['date', 'item', 'items', 'string', 'text', 'bool', 'email', 'numeric']:
+            if field.key not in [
+                'date',
+                'item',
+                'items',
+                'string',
+                'text',
+                'bool',
+                'email',
+                'numeric',
+                'file',
+            ]:
                 continue
             operators = self.get_field_allowed_operators(field) or []
             if op not in [o[0] for o in operators]:
@@ -540,7 +552,17 @@ class LazyFormDefObjectsManager:
                 else:
                     criteria_class = NotNull if exclude else Null
                     criteria = criteria_class(field_id)
-            elif field.key not in ['date', 'item', 'items', 'string', 'text', 'bool', 'email', 'numeric']:
+            elif field.key not in [
+                'date',
+                'item',
+                'items',
+                'string',
+                'text',
+                'bool',
+                'email',
+                'numeric',
+                'file',
+            ]:
                 criteria_class = NotEqual if exclude else Equal
                 criteria = criteria_class(field_id, value, field=field)
             else: