从网络中删除用户并从所有站点中删除。
原型
wpmu_delete_user( int $id )
参数
$id
(int)
(Required)
用户ID。
返回值
(bool)
如果用户被删除则为True,否则为false。
源文件
路径:wp-admin/includes/ms.php
<?php
...
function wpmu_delete_user( $id ) {
global $wpdb;
if ( ! is_numeric( $id ) ) {
return false;
}
$id = (int) $id;
$user = new WP_User( $id );
if ( !$user->exists() )
return false;
// Global super-administrators are protected, and cannot be deleted.
$_super_admins = get_super_admins();
if ( in_array( $user->user_login, $_super_admins, true ) ) {
return false;
}
/**
* Fires before a user is deleted from the network.
*
* @since MU (3.0.0)
*
* @param int $id ID of the user about to be deleted from the network.
*/
do_action( 'wpmu_delete_user', $id );
$blogs = get_blogs_of_user( $id );
if ( ! empty( $blogs ) ) {
foreach ( $blogs as $blog ) {
switch_to_blog( $blog->userblog_id );
remove_user_from_blog( $id, $blog->userblog_id );
$post_ids = $wpdb->get_col( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id ) );
foreach ( (array) $post_ids as $post_id ) {
wp_delete_post( $post_id );
}
// Clean links
$link_ids = $wpdb->get_col( $wpdb->prepare( "SELECT link_id FROM $wpdb->links WHERE link_owner = %d", $id ) );
if ( $link_ids ) {
foreach ( $link_ids as $link_id )
wp_delete_link( $link_id );
}
restore_current_blog();
}
}
$meta = $wpdb->get_col( $wpdb->prepare( "SELECT umeta_id FROM $wpdb->usermeta WHERE user_id = %d", $id ) );
foreach ( $meta as $mid )
delete_metadata_by_mid( 'user', $mid );
$wpdb->delete( $wpdb->users, array( 'ID' => $id ) );
clean_user_cache( $user );
/** This action is documented in wp-admin/includes/user.php */
do_action( 'deleted_user', $id, null );
return true;
}
...
?>
其他
英文文档:https://developer.wordpress.org/reference/functions/wpmu_delete_user/