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<?php
class Jetpack_Heartbeat {
/**
* Holds the singleton instance of this class
*
* @since 2.3.3
* @var Jetpack_Heartbeat
*/
private static $instance = false;
private $cron_name = 'jetpack_v2_heartbeat';
/**
* Singleton
*
* @since 2.3.3
* @static
* @return Jetpack_Heartbeat
*/
public static function init() {
if ( ! self::$instance ) {
self::$instance = new Jetpack_Heartbeat;
}
return self::$instance;
}
/**
* Constructor for singleton
*
* @since 2.3.3
* @return Jetpack_Heartbeat
*/
private function __construct() {
if ( ! Jetpack::is_active() )
return;
// Schedule the task
add_action( $this->cron_name, array( $this, 'cron_exec' ) );
if ( ! wp_next_scheduled( $this->cron_name ) ) {
// Deal with the old pre-3.0 weekly one.
if ( $timestamp = wp_next_scheduled( 'jetpack_heartbeat' ) ) {
wp_unschedule_event( $timestamp, 'jetpack_heartbeat' );
}
wp_schedule_event( time(), 'daily', $this->cron_name );
}
add_filter( 'jetpack_xmlrpc_methods', array( __CLASS__, 'jetpack_xmlrpc_methods' ) );
}
/**
* Method that gets executed on the wp-cron call
*
* @since 2.3.3
* @global string $wp_version
*/
public function cron_exec() {
$jetpack = Jetpack::init();
/*
* This should run daily. Figuring in for variances in
* WP_CRON, don't let it run more than every 23 hours at most.
*
* i.e. if it ran less than 23 hours ago, fail out.
*/
$last = (int) Jetpack_Options::get_option( 'last_heartbeat' );
if ( $last && ( $last + DAY_IN_SECONDS - HOUR_IN_SECONDS > time() ) ) {
return;
}
/*
* Check for an identity crisis
*
* If one exists:
* - Bump stat for ID crisis
* - Email site admin about potential ID crisis
*/
// Coming Soon!
foreach ( self::generate_stats_array( 'v2-' ) as $key => $value ) {
$jetpack->stat( $key, $value );
}
Jetpack_Options::update_option( 'last_heartbeat', time() );
$jetpack->do_stats( 'server_side' );
/**
* Fires when we synchronize all registered options on heartbeat.
*
* @since 3.3.0
*/
do_action( 'jetpack_heartbeat' );
}
public static function generate_stats_array( $prefix = '' ) {
$return = array();
$return["{$prefix}version"] = JETPACK__VERSION;
$return["{$prefix}wp-version"] = get_bloginfo( 'version' );
$return["{$prefix}php-version"] = PHP_VERSION;
$return["{$prefix}branch"] = floatval( JETPACK__VERSION );
$return["{$prefix}wp-branch"] = floatval( get_bloginfo( 'version' ) );
$return["{$prefix}php-branch"] = floatval( PHP_VERSION );
$return["{$prefix}public"] = Jetpack_Options::get_option( 'public' );
$return["{$prefix}ssl"] = Jetpack::permit_ssl();
$return["{$prefix}is-https"] = is_ssl() ? 'https' : 'http';
$return["{$prefix}language"] = get_bloginfo( 'language' );
$return["{$prefix}charset"] = get_bloginfo( 'charset' );
$return["{$prefix}is-multisite"] = is_multisite() ? 'multisite' : 'singlesite';
$return["{$prefix}identitycrisis"] = Jetpack::check_identity_crisis() ? 'yes' : 'no';
$return["{$prefix}plugins"] = implode( ',', Jetpack::get_active_plugins() );
$return["{$prefix}manage-enabled"] = Jetpack::is_module_active( 'manage' );
// is-multi-network can have three values, `single-site`, `single-network`, and `multi-network`
$return["{$prefix}is-multi-network"] = 'single-site';
if ( is_multisite() ) {
$return["{$prefix}is-multi-network"] = Jetpack::is_multi_network() ? 'multi-network' : 'single-network';
}
if ( ! empty( $_SERVER['SERVER_ADDR'] ) || ! empty( $_SERVER['LOCAL_ADDR'] ) ) {
$ip = ! empty( $_SERVER['SERVER_ADDR'] ) ? $_SERVER['SERVER_ADDR'] : $_SERVER['LOCAL_ADDR'];
$ip_arr = array_map( 'intval', explode( '.', $ip ) );
if ( 4 == count( $ip_arr ) ) {
$return["{$prefix}ip-2-octets"] = implode( '.', array_slice( $ip_arr, 0, 2 ) );
}
}
foreach ( Jetpack::get_available_modules() as $slug ) {
$return["{$prefix}module-{$slug}"] = Jetpack::is_module_active( $slug ) ? 'on' : 'off';
}
return $return;
}
public static function jetpack_xmlrpc_methods( $methods ) {
$methods['jetpack.getHeartbeatData'] = array( __CLASS__, 'generate_stats_array' );
return $methods;
}
public function deactivate() {
// Deal with the old pre-3.0 weekly one.
if ( $timestamp = wp_next_scheduled( 'jetpack_heartbeat' ) ) {
wp_unschedule_event( $timestamp, 'jetpack_heartbeat' );
}
$timestamp = wp_next_scheduled( $this->cron_name );
wp_unschedule_event( $timestamp, $this->cron_name );
}
}
|
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