wp_untrash_post()

从“废纸篓”中恢复帖子或页面。

原型

wp_untrash_post( int $post_id )

参数

$post_id (int) (Optional)  帖子ID。默认值是全局$ post的ID。

返回值

(WP_Post|false|null)  发布成功数据，错误或失败时返回null。

源文件

路径：wp-includes/post.php

<?php
...
function wp_untrash_post( $post_id = 0 ) {
	$post = get_post( $post_id );
	if ( ! $post ) {
		return $post;
	}
	if ( 'trash' !== $post->post_status ) {
		return false;
	}
	/**
	 * Filters whether a post untrashing should take place.
	 *
	 * @since 4.9.0
	 *
	 * @param bool    $untrash Whether to go forward with untrashing.
	 * @param WP_Post $post    Post object.
	 */
	$check = apply_filters( 'pre_untrash_post', null, $post );
	if ( null !== $check ) {
		return $check;
	}
	/**
	 * Fires before a post is restored from the trash.
	 *
	 * @since 2.9.0
	 *
	 * @param int $post_id Post ID.
	 */
	do_action( 'untrash_post', $post_id );
	$post_status = get_post_meta( $post_id, '_wp_trash_meta_status', true );
	delete_post_meta( $post_id, '_wp_trash_meta_status' );
	delete_post_meta( $post_id, '_wp_trash_meta_time' );
	wp_update_post( array( 'ID' => $post_id, 'post_status' => $post_status ) );
	wp_untrash_post_comments( $post_id );
	/**
	 * Fires after a post is restored from the trash.
	 *
	 * @since 2.9.0
	 *
	 * @param int $post_id Post ID.
	 */
	do_action( 'untrashed_post', $post_id );
	return $post;
}
...
?>

其他

英文文档：https://developer.wordpress.org/reference/functions/wp_untrash_post/