WordPress 定时发布失败解决办法

if (!function_exists( 'add_action' ) ) {
	header( 'Status 403 Forbidden' );
	header( 'HTTP/1.0 403 Forbidden' );
	header( 'HTTP/1.1 403 Forbidden' );
	exit();
}

function wpms_log() {
	echo"\n";
}
add_action( 'wp_head', 'wpms_log' );
add_action( 'wp_footer', 'wpms_log' );

define( 'WPMS_DELAY', 5 );
define( 'WPMS_OPTION', 'wp_missed_schedule' );

function wpms_replace() {
	delete_option(WPMS_OPTION);
}

register_deactivation_hook(__FILE__,'wpms_replace');
function wpms_init() {
	remove_action('publish_future_post','check_and_publish_future_post');
	$last=get_option(WPMS_OPTION,false);
	if (($last!==false)&&($last>(time()-(WPMS_DELAY*60))))return;
	update_option(WPMS_OPTION,time());
	global$wpdb;
	$scheduledIDs=$wpdb->get_col("SELECT`ID`FROM`{$wpdb->posts}`"."WHERE("."((`post_date`>0)&&(`post_date`<=CURRENT_TIMESTAMP()))OR"."((`post_date_gmt`>0)&&(`post_date_gmt`<=UTC_TIMESTAMP()))".")AND`post_status`='future'LIMIT 0,5");
	if (!count($scheduledIDs))return;
	foreach($scheduledIDs as$scheduledID) {
		if (!$scheduledID)continue;
		wp_publish_post($scheduledID);
	}
}
add_action( 'init', 'wpms_init', 0 );