From: Matthijs Kooijman <matthijs@stdin.nl>
Date: Fri, 16 Jan 2009 21:15:56 +0000 (+0100)
Subject: Add a remove_item template filter.
X-Git-Url: https://git.stderr.nl/gitweb?p=matthijs%2Fprojects%2Fxerxes.git;a=commitdiff_plain;h=06b512bb8370c00e2f5f28096ec0d6e7d591a989

Add a remove_item template filter.

The filter can be used to remove items from lists or dicts.
---

diff --git a/tools/templatetags/misc.py b/tools/templatetags/misc.py
new file mode 100644
index 0000000..2579295
--- /dev/null
+++ b/tools/templatetags/misc.py
@@ -0,0 +1,20 @@
+from django import template
+
+"""
+    Miscellaneous template tags and filters.
+"""
+
+register = template.Library()
+@register.filter(name='remove_item')
+def remove_item(container, item):
+    """
+    Removes the given user from the filtered list or dict.
+    """
+    if (item in container):
+        if isinstance(container, list):
+            container.remove(item)
+        elif isinstance(container, dict):
+            container.pop(item)
+    return container
+
+# vim: set sts=4 sw=4 expandtab: