调用do_all_pings的hook钩子
描述
该函数执行所有pingback、enclosure、trackback，并将其发送到pingback服务中。
用法
<?php do_all_pings() ?>返回值
(void)
此函数不返回值。
注意
请参阅从数据库中读取_posts表。
使用到: $wpdb
使用到: pingback()
使用到: do_enclose()
使用到: do_trackbacks()
使用到: generic_ping()
使用到 global: (object) $wpdb
历史
添加于 版本: 2.1.0
源文件
do_all_pings() 函数的代码位于 wp-includes/comment.php.
/* ———————————-
* wordpress函数 Xingkongweb.com收集
* ———————————- */
/**
* Perform all pingbacks, enclosures, trackbacks, and send to pingback services.
*
* @since 2.1.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*/
function do_all_pings() {
global $wpdb;
// Do pingbacks
while ($ping = $wpdb->get_row(“SELECT ID, post_content, meta_id FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = ‘_pingme’ LIMIT 1”)) {
delete_metadata_by_mid( ‘post’, $ping->meta_id );
pingback( $ping->post_content, $ping->ID );
}
// Do Enclosures
while ($enclosure = $wpdb->get_row(“SELECT ID, post_content, meta_id FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = ‘_encloseme’ LIMIT 1”)) {
delete_metadata_by_mid( ‘post’, $enclosure->meta_id );
do_enclose( $enclosure->post_content, $enclosure->ID );
}
// Do Trackbacks
$trackbacks = $wpdb->get_col(“SELECT ID FROM $wpdb->posts WHERE to_ping <> ” AND post_status = ‘publish’”);
if ( is_array($trackbacks) )
foreach ( $trackbacks as $trackback )
do_trackbacks($trackback);
//Do Update Services/Generic Pings
generic_ping();
}