Made all type filters case-insensitive for all backends

flask_admin/contrib/mongoengine/filters.py

@@ -238,8 +238,10 @@ class FilterConverter(filters.BaseFilterConverter):
                         FilterEmpty)
 
     def convert(self, type_name, column, name):
-        if type_name in self.converters:
-            return self.converters[type_name](column, name)
+        filter_name = type_name.lower()
+
+        if filter_name in self.converters:
+            return self.converters[filter_name](column, name)
 
         return None
 

flask_admin/contrib/peewee/filters.py

@@ -305,8 +305,10 @@ class FilterConverter(filters.BaseFilterConverter):
                     FilterEmpty)
 
     def convert(self, type_name, column, name):
-        if type_name in self.converters:
-            return self.converters[type_name](column, name)
+        filter_name = type_name.lower()
+
+        if filter_name in self.converters:
+            return self.converters[filter_name](column, name)
 
         return None
 

flask_admin/contrib/sqla/filters.py

@@ -308,8 +308,11 @@ class FilterConverter(filters.BaseFilterConverter):
                     FilterEmpty)
 
     def convert(self, type_name, column, name, **kwargs):
-        if type_name.lower() in self.converters:
-            return self.converters[type_name.lower()](column, name, **kwargs)
+        filter_name = type_name.lower()
+
+        if filter_name in self.converters:
+            return self.converters[filter_name](column, name, **kwargs)
+
         return None
 
     @filters.convert('string', 'char', 'unicode', 'varchar', 'tinytext',

flask_admin/model/filters.py

@@ -266,7 +266,7 @@ def convert(*args):
         See :mod:`flask.ext.admin.contrib.sqla.filters` for usage example.
     """
     def _inner(func):
-        func._converter_for = args
+        func._converter_for = map(str.lower, args)
         return func
     return _inner