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<title>[20540] trunk/wp-includes/kses.php: Handle multiple feed: schemes.</title>
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<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/20540">20540</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2012-04-19 21:48:12 +0000 (Thu, 19 Apr 2012)</dd>
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<h3>Log Message</h3>
<pre>Handle multiple feed: schemes.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludesksesphp">trunk/wp-includes/kses.php</a></li>
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<h3>Diff</h3>
<a id="trunkwpincludesksesphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/kses.php (20539 => 20540)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/kses.php 2012-04-19 19:46:34 UTC (rev 20539)
+++ trunk/wp-includes/kses.php 2012-04-19 21:48:12 UTC (rev 20540)
</span><span class="lines">@@ -975,13 +975,16 @@
</span><span class="cx"> */
</span><span class="cx"> function wp_kses_bad_protocol($string, $allowed_protocols) {
</span><span class="cx"> $string = wp_kses_no_null($string);
</span><del>- $string2 = $string.'a';
</del><ins>+ $iterations = 0;
</ins><span class="cx">
</span><del>- while ($string != $string2) {
- $string2 = $string;
</del><ins>+ do {
+ $original_string = $string;
</ins><span class="cx"> $string = wp_kses_bad_protocol_once($string, $allowed_protocols);
</span><del>- } # while
</del><ins>+ } while ( $original_string != $string && ++$iterations < 6 );
</ins><span class="cx">
</span><ins>+ if ( $original_string != $string )
+ return '';
+
</ins><span class="cx"> return $string;
</span><span class="cx"> }
</span><span class="cx">
</span><span class="lines">@@ -1079,10 +1082,20 @@
</span><span class="cx"> * @param string $allowed_protocols Allowed protocols
</span><span class="cx"> * @return string Sanitized content
</span><span class="cx"> */
</span><del>-function wp_kses_bad_protocol_once($string, $allowed_protocols) {
</del><ins>+function wp_kses_bad_protocol_once($string, $allowed_protocols, $count = 1 ) {
</ins><span class="cx"> $string2 = preg_split( '/:|&#0*58;|&#x0*3a;/i', $string, 2 );
</span><del>- if ( isset($string2[1]) && ! preg_match('%/\?%', $string2[0]) )
- $string = wp_kses_bad_protocol_once2( $string2[0], $allowed_protocols ) . trim( $string2[1] );
</del><ins>+ if ( isset($string2[1]) && ! preg_match('%/\?%', $string2[0]) ) {
+ $string = trim( $string2[1] );
+ $protocol = wp_kses_bad_protocol_once2( $string2[0], $allowed_protocols );
+ if ( 'feed:' == $protocol ) {
+ if ( $count > 2 )
+ return '';
+ $string = wp_kses_bad_protocol_once( $string, $allowed_protocols, ++$count );
+ if ( empty( $string ) )
+ return $string;
+ }
+ $string = $protocol . $string;
+ }
</ins><span class="cx">
</span><span class="cx"> return $string;
</span><span class="cx"> }
</span></span></pre>
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