trackback_url_list() WP 1.0.0
Do trackbacks for a list of URLs.
No Hooks.
Return
null
. Null. Nothing.
Usage
trackback_url_list( $tb_list, $post_id );
- $tb_list(string) (required)
- Comma separated list of URLs.
- $post_id(int) (required)
- Post ID.
Changelog
Since 1.0.0 | Introduced. |
Code of trackback_url_list() trackback url list WP 5.7.1
function trackback_url_list( $tb_list, $post_id ) {
if ( ! empty( $tb_list ) ) {
// Get post data.
$postdata = get_post( $post_id, ARRAY_A );
// Form an excerpt.
$excerpt = strip_tags( $postdata['post_excerpt'] ? $postdata['post_excerpt'] : $postdata['post_content'] );
if ( strlen( $excerpt ) > 255 ) {
$excerpt = substr( $excerpt, 0, 252 ) . '…';
}
$trackback_urls = explode( ',', $tb_list );
foreach ( (array) $trackback_urls as $tb_url ) {
$tb_url = trim( $tb_url );
trackback( $tb_url, wp_unslash( $postdata['post_title'] ), $excerpt, $post_id );
}
}
}