wp_update_comment_count_now( int $post_id )

更新文章的评论计数。
Updates the comment count for the post.

目录锚点：#参数#源码

参数（Parameters）

源码（Source）

/**
 * Updates the comment count for the post.
 *
 * @since 2.5.0
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
 * @param int $post_id Post ID
 * @return bool True on success, false on '0' $post_id or if post with ID does not exist.
 */
function wp_update_comment_count_now($post_id) {
	global $wpdb;
	$post_id = (int) $post_id;
	if ( !$post_id )
		return false;
	if ( !$post = get_post($post_id) )
		return false;

	$old = (int) $post->comment_count;
	$new = (int) $wpdb->get_var( $wpdb->prepare("SELECT COUNT(*) FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_approved = '1'", $post_id) );
	$wpdb->update( $wpdb->posts, array('comment_count' => $new), array('ID' => $post_id) );

	clean_post_cache( $post );

	/**
	 * Fires immediately after a post's comment count is updated in the database.
	 *
	 * @since 2.3.0
	 *
	 * @param int $post_id Post ID.
	 * @param int $new     The new comment count.
	 * @param int $old     The old comment count.
	 */
	do_action( 'wp_update_comment_count', $post_id, $new, $old );
	/** This action is documented in wp-includes/post.php */
	do_action( 'edit_post', $post_id, $post );

	return true;
}

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