Template tags.

CHANGES

@@ -1,3 +1,6 @@
+0.2.6 2019-04-30
+- Template tags.
+
 0.2.5 2019-03-15
 - Hide dynamic localized field class from migrations/serializations.
 - i18n_mainlang function

shared/multilingual/templatetags/multilingual_helpers.py

@@ -0,0 +1,18 @@
+from django import template
+from django.db.models.functions import Lower
+from django.db.models.query import QuerySet
+
+from shared.utils.translation import lang_suffix
+
+
+register = template.Library()
+
+
+def orderable(field_name):
+    return Lower(lang_suffix(fieldname=field_name))
+
+
+@register.filter
+def i18nsort(queryset, field_name):
+    assert isinstance(queryset, QuerySet), "i18nsort only supports querysets."
+    return queryset.order_by(orderable(field_name))