Formatting: Improve `rel="nofollow"` handling in comments.

Merges [44833] to the 4.5 branch.
Built from https://develop.svn.wordpress.org/branches/4.5@44840


git-svn-id: http://core.svn.wordpress.org/branches/4.5@44672 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Sergey Biryukov 2019-03-12 22:25:20 +00:00
parent ab5c2ba564
commit 4db371262e
1 changed files with 8 additions and 6 deletions

View File

@ -2350,11 +2350,13 @@ function wp_rel_nofollow_callback( $matches ) {
$atts = shortcode_parse_atts( $matches[1] );
$rel = 'nofollow';
if ( preg_match( '%href=["\'](' . preg_quote( set_url_scheme( home_url(), 'http' ) ) . ')%i', $text ) ||
preg_match( '%href=["\'](' . preg_quote( set_url_scheme( home_url(), 'https' ) ) . ')%i', $text )
) {
if ( ! empty( $atts['href'] ) ) {
if ( in_array( strtolower( wp_parse_url( $atts['href'], PHP_URL_SCHEME ) ), array( 'http', 'https' ), true ) ) {
if ( strtolower( wp_parse_url( $atts['href'], PHP_URL_HOST ) ) === strtolower( wp_parse_url( home_url(), PHP_URL_HOST ) ) ) {
return "<a $text>";
}
}
}
if ( ! empty( $atts['rel'] ) ) {
$parts = array_map( 'trim', explode( ' ', $atts['rel'] ) );
@ -2366,11 +2368,11 @@ function wp_rel_nofollow_callback( $matches ) {
$html = '';
foreach ( $atts as $name => $value ) {
$html .= "{$name}=\"$value\" ";
$html .= "{$name}=\"" . esc_attr( $value ) . "\" ";
}
$text = trim( $html );
}
return "<a $text rel=\"$rel\">";
return "<a $text rel=\"" . esc_attr( $rel ) . "\">";
}
/**