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Code Issues 32 Releases Wiki Activity

[1.4.x] Clarified striptags documentation

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The fact that striptags cannot guarantee to really strip all
non-safe HTML content was not clear enough. Also see:
https://www.djangoproject.com/weblog/2014/mar/22/strip-tags-advisory/

Partial backport (doc-only) of 6ca6c36f82 from master.
This commit is contained in:
Claude Paroz 2014-03-22 11:14:15 +01:00
parent b8713ee69a
commit f108b1f7d7
1 changed files with 11 additions and 1 deletions
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docs/ref/templates/builtins.txt
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@ -1988,7 +1988,7 @@ If ``value`` is ``"Joel is a slug"``, the output will be ``"Joel is a slug"``.
striptags
^^^^^^^^^
Strips all [X]HTML tags.
Makes all possible efforts to strip all [X]HTML tags.
For example::
@ -1997,6 +1997,16 @@ For example::
If ``value`` is ``"<b>Joel</b> <button>is</button> a <span>slug</span>"``, the
output will be ``"Joel is a slug"``.
.. admonition:: No safety guarantee
Note that ``striptags`` doesn't give any guarantee about its output being
entirely HTML safe, particularly with non valid HTML input. So **NEVER**
apply the ``safe`` filter to a ``striptags`` output.
If you are looking for something more robust, you can use the ``bleach``
Python library, notably its `clean`_ method.
.. _clean: http://bleach.readthedocs.org/en/latest/clean.html
.. templatefilter:: time
time