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Treat URL schemes as case insensitive when sanitizing them in esc_url(). 

Merges [23303] to the 3.5 branch.

props mdawaffe.
fixes #23187.



git-svn-id: http://core.svn.wordpress.org/branches/3.5@23348 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrew Nacin 2013-01-25 19:28:47 +00:00
parent 177479d46c
commit d229e92d14
1 changed files with 3 additions and 2 deletions
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5
wp-includes/formatting.php
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@ -2601,10 +2601,11 @@ function esc_url( $url, $protocols = null, $_context = 'display' ) {
if ( ! is_array( $protocols ) )
$protocols = wp_allowed_protocols();
if ( wp_kses_bad_protocol( $url, $protocols ) != $url )
$good_protocol_url = wp_kses_bad_protocol( $url, $protocols );
if ( strtolower( $good_protocol_url ) != strtolower( $url ) )
return '';
return apply_filters('clean_url', $url, $original_url, $_context);
return apply_filters('clean_url', $good_protocol_url, $original_url, $_context);
}
/**