February 12, 2011 
Definition:
function trackback_url_list($tb_list, $post_id) {}
Do trackbacks for a list of URLs.
Parameters
- string $tb_list: Comma separated list of URLs
- int $post_id: Post ID
Source code
function trackback_url_list($tb_list, $post_id) {
if ( ! empty( $tb_list ) ) {
// get post data
$postdata = wp_get_single_post($post_id, ARRAY_A);
// import postdata as variables
extract($postdata, EXTR_SKIP);
// form an excerpt
$excerpt = strip_tags($post_excerpt ? $post_excerpt : $post_content);
if (strlen($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($tb_url, stripslashes($post_title), $excerpt, $post_id);
}
}
}
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