else
$charset = 'ASCII, UTF-8, ISO-8859-1, JIS, EUC-JP, SJIS';
+// No valid uses for UTF-7
+if ( false !== strpos($charset, 'UTF-7') )
+ die;
+
if ( function_exists('mb_convert_encoding') ) { // For international trackbacks
$title = mb_convert_encoding($title, get_option('blog_charset'), $charset);
$excerpt = mb_convert_encoding($excerpt, get_option('blog_charset'), $charset);
if ( !empty($tb_url) && !empty($title) ) {
header('Content-Type: text/xml; charset=' . get_option('blog_charset') );
- $pingstatus = $wpdb->get_var("SELECT ping_status FROM $wpdb->posts WHERE ID = $tb_id");
-
- if ( 'open' != $pingstatus )
+ if ( !pings_open($tb_id) )
trackback_response(1, 'Sorry, trackbacks are closed for this item.');
- $title = wp_specialchars( strip_tags( $title ) );
- $excerpt = strip_tags($excerpt);
- if ( function_exists('mb_strcut') ) { // For international trackbacks
- $excerpt = mb_strcut($excerpt, 0, 252, get_option('blog_charset')) . '...';
- $title = mb_strcut($title, 0, 250, get_option('blog_charset')) . '...';
- } else {
- $excerpt = (strlen($excerpt) > 255) ? substr($excerpt, 0, 252) . '...' : $excerpt;
- $title = (strlen($title) > 250) ? substr($title, 0, 250) . '...' : $title;
- }
+ $title = wp_html_excerpt( $title, 250 ).'...';
+ $excerpt = wp_html_excerpt( $excerpt, 252 ).'...';
$comment_post_ID = (int) $tb_id;
$comment_author = $blog_name;
do_action('trackback_post', $wpdb->insert_id);
trackback_response(0);
}
-?>
\ No newline at end of file
+?>