Ticket #3749: FilterNode.2.patch

django/template/defaulttags.py

@@ -41 +41 @@
     def render(self, context):
         output = self.nodelist.render(context)
         # apply filters
-        return self.filter_expr.resolve(Context({'var': output}))
+        context.update({'var': output})
+        filtered = self.filter_expr.resolve(context)
+        context.pop()
+        return filtered
 
 class FirstOfNode(Node):
     def __init__(self, vars):

tests/regressiontests/templates/tests.py

@@ -259 +259 @@
             'filter01': ('{% filter upper %}{% endfilter %}', {}, ''),
             'filter02': ('{% filter upper %}django{% endfilter %}', {}, 'DJANGO'),
             'filter03': ('{% filter upper|lower %}django{% endfilter %}', {}, 'django'),
+            'filter04': ('{% filter cut:remove %}djangospam{% endfilter %}', {'remove': 'spam'}, 'django'),
 
             ### FIRSTOF TAG ###########################################################
             'firstof01': ('{% firstof a b c %}', {'a':0,'b':0,'c':0}, ''),