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PHP

Send Comments With Links in the Name Field to Spam

Marks comments as spam when the name field contains a web address, a classic trick of spam bots.

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Code

add_filter( 'pre_comment_approved', function ( $approved, $commentdata ) {
    if ( is_wp_error( $approved ) || ! empty( $commentdata['user_id'] ) ) {
        return $approved;
    }

    $name = isset( $commentdata['comment_author'] ) ? (string) $commentdata['comment_author'] : '';

    return preg_match( '#https?://|www\.|\.(com|net|ru|xyz|top)\b#i', $name ) ? 'spam' : $approved;
}, 20, 2 );

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