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Improve regular expressions by using a backreference to match right quote of quote pair when matching attributes.

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props kovshenin. see #24225.

git-svn-id: http://core.svn.wordpress.org/trunk@24241 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Mark Jaquith
2013-05-10 22:54:33 +00:00
parent 34455bbbd8
commit 74c6071b9d
3 changed files with 10 additions and 10 deletions
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14
wp-includes/media.php
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@@ -1929,11 +1929,11 @@ function get_content_media( $type, &$content, $html = true, $remove = false, $li
$data = array();
foreach ( $items as $item ) {
preg_match_all( '#src=[\'"](.+?)[\'"]#is', $item, $src, PREG_SET_ORDER );
preg_match_all( '#src=([\'"])(.+?)\1#is', $item, $src, PREG_SET_ORDER );
if ( ! empty( $src ) ) {
$srcs = array();
foreach ( $src as $s )
$srcs[] = $s[1];
$srcs[] = $s[2];
$data[] = array_values( array_unique( $srcs ) );
}
@@ -2254,9 +2254,9 @@ function get_content_images( &$content, $html = true, $remove = false, $limit =
$srcs = array();
foreach ( $tags as $tag ) {
preg_match( '#src=[\'"](.+?)[\'"]#is', $tag, $src );
if ( ! empty( $src[1] ) ) {
$srcs[] = $src[1];
preg_match( '#src=([\'"])(.+?)\1#is', $tag, $src );
if ( ! empty( $src[2] ) ) {
$srcs[] = $src[2];
if ( $limit > 0 && count( $srcs ) >= $limit )
break;
}
@@ -2310,10 +2310,10 @@ function get_content_galleries( &$content, $html = true, $remove = false, $limit
if ( $html ) {
$galleries[] = $gallery;
} else {
preg_match_all( '#src=[\'"](.+?)[\'"]#is', $gallery, $src, PREG_SET_ORDER );
preg_match_all( '#src=([\'"])(.+?)\1#is', $gallery, $src, PREG_SET_ORDER );
if ( ! empty( $src ) ) {
foreach ( $src as $s )
$srcs[] = $s[1];
$srcs[] = $s[2];
}
$data['src'] = array_values( array_unique( $srcs ) );