Improve handling the existing rel attribute in wp_rel_nofollow_callback().

Merges [45990] to the 4.4 branch.
Props xknown, sstoqnov.
Built from https://develop.svn.wordpress.org/branches/4.4@46001


git-svn-id: http://core.svn.wordpress.org/branches/4.4@45812 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Sergey Biryukov 2019-09-04 17:58:13 +00:00
parent 16195095b8
commit 7f160a4160

View File

@ -2344,10 +2344,10 @@ function wp_rel_nofollow( $text ) {
*/
function wp_rel_nofollow_callback( $matches ) {
$text = $matches[1];
$atts = shortcode_parse_atts( $matches[1] );
$atts = wp_kses_hair( $matches[1], wp_allowed_protocols() );
$rel = 'nofollow';
if ( ! empty( $atts['rel'] ) ) {
$parts = array_map( 'trim', explode( ' ', $atts['rel'] ) );
$parts = array_map( 'trim', explode( ' ', $atts['rel']['value'] ) );
if ( false === array_search( 'nofollow', $parts ) ) {
$parts[] = 'nofollow';
}
@ -2356,7 +2356,11 @@ function wp_rel_nofollow_callback( $matches ) {
$html = '';
foreach ( $atts as $name => $value ) {
$html .= "{$name}=\"" . esc_attr( $value ) . "\" ";
if ( isset( $value['vless'] ) && 'y' === $value['vless'] ) {
$html .= $name . ' ';
} else {
$html .= "{$name}=\"" . esc_attr( $value['value'] ) . '" ';
}
}
$text = trim( $html );
}