Author: mtredinnick
Date: 2008-12-09 01:33:08 -0600 (Tue, 09 Dec 2008)
New Revision: 9626
Modified:
django/trunk/docs/ref/generic-views.txt
Log:
Documented how to handle '%' characters in redirect_to() URL strings (even in
the absence of keyword arguments). Fixed #9773.
Modified: django/trunk/docs/ref/generic-views.txt
===================================================================
--- django/trunk/docs/ref/generic-views.txt 2008-12-09 07:32:28 UTC (rev
9625)
+++ django/trunk/docs/ref/generic-views.txt 2008-12-09 07:33:08 UTC (rev
9626)
@@ -120,7 +120,10 @@
Redirects to a given URL.
The given URL may contain dictionary-style string formatting, which will be
-interpolated against the parameters captured in the URL.
+interpolated against the parameters captured in the URL. Because keyword
+interpolation is *always* done (even if no arguments are passed in), any
``"%"``
+characters in the URL must be written as ``"%%"`` so that Python will convert
+them to a single percent sign on output.
If the given URL is ``None``, Django will return an ``HttpResponseGone`` (410).
@@ -161,6 +164,14 @@
('^bar/$', 'redirect_to', {'url': None}),
)
+This example shows how ``"%"`` characters must be written in the URL in order
+to avoid confusion with Python's string formatting markers. If the redirect
+string is written as ``"%7Ejacob/"`` (with only a single ``%``), an exception
would be raised::
+
+ urlpatterns = patterns('django.views.generic.simple',
+ ('^bar/$', 'redirect_to', {'url': '%%7Ejacob.'}),
+ )
+
Date-based generic views
========================
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