Added filters

RIGS/templatetags/filters.py

@@ -0,0 +1,22 @@
+from django import template
+from django import forms
+from django.forms.forms import NON_FIELD_ERRORS
+from django.forms.util import ErrorDict
+
+register = template.Library()
+
+@register.filter
+def multiply(value, arg):
+    return value*arg
+
+@register.filter
+def nice_errors(form, non_field_msg='General form errors'):
+    nice_errors = ErrorDict()
+    if isinstance(form, forms.BaseForm):
+        for field, errors in form.errors.items():
+            if field == NON_FIELD_ERRORS:
+                key = non_field_msg
+            else:
+                key = form.fields[field].label
+            nice_errors[key] = errors
+    return nice_errors