Code layout change.

[wolnelektury.git] / src / dictionary / templatetags / set_get.py

diff --git a/src/dictionary/templatetags/set_get.py b/src/dictionary/templatetags/set_get.py
new file mode 100644 (file)
index 0000000..9afe3e8
--- /dev/null
+++ b/src/dictionary/templatetags/set_get.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
+from django import template
+from django.utils.http import urlencode
+
+register = template.Library()
+
+
+@register.simple_tag(takes_context=True)
+def set_get(context, *omit, **kwargs):
+    request = context['request']
+    query = request.GET.dict()
+    for k in omit:
+        if k in query:
+            del query[k]
+    for k, v in kwargs.items():
+        query[k] = v
+    return urlencode(query)