[hotfix] legacy url not handled properly

superset/legacy.py

@@ -49,21 +49,21 @@ def cast_filter_data(form_data):
 def cast_form_data(form_data):
     """Translates old to new form_data"""
     d = {}
-    fields = frontend_config.get('fields', {})
+    fields = frontend_config.get('controls', {})
     for k, v in form_data.items():
         field_config = fields.get(k, {})
         ft = field_config.get('type')
-        if ft == 'CheckboxField':
+        if ft == 'CheckboxControl':
             # bug in some urls with dups on bools
             if isinstance(v, list):
                 v = 'y' in v
             else:
                 v = True if v in ('true', 'y') or v is True else False
-        elif v and ft == 'TextField' and field_config.get('isInt'):
+        elif v and ft == 'TextControl' and field_config.get('isInt'):
             v = int(v) if v != '' else None
-        elif v and ft == 'TextField' and field_config.get('isFloat'):
+        elif v and ft == 'TextControl' and field_config.get('isFloat'):
             v = float(v) if v != '' else None
-        elif v and ft == 'SelectField':
+        elif v and ft == 'SelectControl':
             if field_config.get('multi'):
                 if type(form_data).__name__ == 'ImmutableMultiDict':
                     v = form_data.getlist(k)