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Subject: svn commit: r1059058 -
 /httpd/httpd/trunk/docs/manual/mod/mod_rewrite.xml
Date: Fri, 14 Jan 2011 16:21:10 -0000
To: cvs@httpd.apache.org
From: rbowen@apache.org
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Author: rbowen
Date: Fri Jan 14 16:21:09 2011
New Revision: 1059058

URL: http://svn.apache.org/viewvc?rev=1059058&view=rev
Log:
Provides an example of using expr in a RewriteCond for a commonly-requested recipe.

Modified:
    httpd/httpd/trunk/docs/manual/mod/mod_rewrite.xml

Modified: httpd/httpd/trunk/docs/manual/mod/mod_rewrite.xml
URL: http://svn.apache.org/viewvc/httpd/httpd/trunk/docs/manual/mod/mod_rewrite.xml?rev=1059058&r1=1059057&r2=1059058&view=diff
==============================================================================
--- httpd/httpd/trunk/docs/manual/mod/mod_rewrite.xml (original)
+++ httpd/httpd/trunk/docs/manual/mod/mod_rewrite.xml Fri Jan 14 16:21:09 2011
@@ -775,6 +775,17 @@ RewriteRule ^index\.html$  newsite.html
            <p>If the <em>TestString</em> has the special value <code>expr</code>, the
            <em>CondPattern</em> will be treated as a
            <a href="../expr.html">ap_expr</a>.</p>
+
+           <p>
+            In the below example, <code>-strmatch</code> is used to
+            compare the <code>REFERER</code> against the site hostname,
+            to block unwanted hotlinking.
+           </p>
+
+           <example>
+           RewriteCond expr "! %{HTTP_REFERER} -strmatch '*://%{HTTP_HOST}/*'"<br />
+           RewriteRule ^/images - [F]
+           </example>
         </li>
 
         <li>You can also set special flags for