| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | use Automattic\Jetpack\Connection\Manager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | class Jetpack_Heartbeat { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | 	 * Holds the singleton instance of this class | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | 	 * @since 2.3.3 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | 	 * @var Jetpack_Heartbeat | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | 	private static $instance = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | 	private $cron_name = 'jetpack_v2_heartbeat'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | 	 * Singleton | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | 	 * @since 2.3.3 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 	 * @static | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 	 * @return Jetpack_Heartbeat | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 	public static function init() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | 		if ( ! self::$instance ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 			self::$instance = new Jetpack_Heartbeat(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 		return self::$instance; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 	 * Constructor for singleton | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 	 * @since 2.3.3 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | 	 * @return Jetpack_Heartbeat | 
                            
                    |  |  |  | 
                                                                                        
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                | 37 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 	private function __construct() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 		if ( ! Jetpack::is_active() ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 			return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 		// Schedule the task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | 		add_action( $this->cron_name, array( $this, 'cron_exec' ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | 		if ( ! wp_next_scheduled( $this->cron_name ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  | 			// Deal with the old pre-3.0 weekly one. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 			if ( $timestamp = wp_next_scheduled( 'jetpack_heartbeat' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | 				wp_unschedule_event( $timestamp, 'jetpack_heartbeat' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 			wp_schedule_event( time(), 'daily', $this->cron_name ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  | 		add_filter( 'jetpack_xmlrpc_methods', array( __CLASS__, 'jetpack_xmlrpc_methods' ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  | 	 * Method that gets executed on the wp-cron call | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | 	 * @since 2.3.3 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  | 	 * @global string $wp_version | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  | 	public function cron_exec() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  | 		$jetpack = Jetpack::init(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  | 		/* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 		 * This should run daily.  Figuring in for variances in | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 		 * WP_CRON, don't let it run more than every 23 hours at most. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 		 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 		 * i.e. if it ran less than 23 hours ago, fail out. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 		 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 		$last = (int) Jetpack_Options::get_option( 'last_heartbeat' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 		if ( $last && ( $last + DAY_IN_SECONDS - HOUR_IN_SECONDS > time() ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 			return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | 		/* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 		 * Check for an identity crisis | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 		 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 		 * If one exists: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 		 * - Bump stat for ID crisis | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 		 * - Email site admin about potential ID crisis | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 		 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 		// Coming Soon! | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 		foreach ( self::generate_stats_array( 'v2-' ) as $key => $value ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 			$jetpack->stat( $key, $value ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 		Jetpack_Options::update_option( 'last_heartbeat', time() ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | 		$jetpack->do_stats( 'server_side' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 		/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | 		 * Fires when we synchronize all registered options on heartbeat. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 		 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 		 * @since 3.3.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 		 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  | 		do_action( 'jetpack_heartbeat' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  | 	 * Generates heartbeat stats data. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  | 	 * @param string $prefix Prefix to add before stats identifier. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  | 	 * @return array The stats array. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  | 	public static function generate_stats_array( $prefix = '' ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  | 		$return = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  | 		$return[ "{$prefix}version" ]        = JETPACK__VERSION; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | 		$return[ "{$prefix}wp-version" ]     = get_bloginfo( 'version' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  | 		$return[ "{$prefix}php-version" ]    = PHP_VERSION; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  | 		$return[ "{$prefix}branch" ]         = floatval( JETPACK__VERSION ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  | 		$return[ "{$prefix}wp-branch" ]      = floatval( get_bloginfo( 'version' ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  | 		$return[ "{$prefix}php-branch" ]     = floatval( PHP_VERSION ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  | 		$return[ "{$prefix}public" ]         = Jetpack_Options::get_option( 'public' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  | 		$return[ "{$prefix}ssl" ]            = Jetpack::permit_ssl(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  | 		$return[ "{$prefix}is-https" ]       = is_ssl() ? 'https' : 'http'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 		$return[ "{$prefix}language" ]       = get_bloginfo( 'language' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  | 		$return[ "{$prefix}charset" ]        = get_bloginfo( 'charset' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  | 		$return[ "{$prefix}is-multisite" ]   = is_multisite() ? 'multisite' : 'singlesite'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | 		$return[ "{$prefix}identitycrisis" ] = Jetpack::check_identity_crisis() ? 'yes' : 'no'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 		$return[ "{$prefix}plugins" ]        = implode( ',', Jetpack::get_active_plugins() ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  | 		if ( function_exists( 'get_mu_plugins' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 			$return[ "{$prefix}mu-plugins" ] = implode( ',', array_keys( get_mu_plugins() ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  | 		$return[ "{$prefix}manage-enabled" ] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  | 		$xmlrpc_errors = Jetpack_Options::get_option( 'xmlrpc_errors', array() ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | 		if ( $xmlrpc_errors ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  | 			$return[ "{$prefix}xmlrpc-errors" ] = implode( ',', array_keys( $xmlrpc_errors ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  | 			Jetpack_Options::delete_option( 'xmlrpc_errors' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  | 		// Missing the connection owner? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  | 		$connection_manager                 = new Manager(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  | 		$return[ "{$prefix}missing-owner" ] = $connection_manager->is_missing_connection_owner(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  | 		// is-multi-network can have three values, `single-site`, `single-network`, and `multi-network`. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  | 		$return[ "{$prefix}is-multi-network" ] = 'single-site'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  | 		if ( is_multisite() ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  | 			$return[ "{$prefix}is-multi-network" ] = Jetpack::is_multi_network() ? 'multi-network' : 'single-network'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  | 		if ( ! empty( $_SERVER['SERVER_ADDR'] ) || ! empty( $_SERVER['LOCAL_ADDR'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  | 			$ip     = ! empty( $_SERVER['SERVER_ADDR'] ) ? $_SERVER['SERVER_ADDR'] : $_SERVER['LOCAL_ADDR']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  | 			$ip_arr = array_map( 'intval', explode( '.', $ip ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  | 			if ( 4 === count( $ip_arr ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  | 				$return[ "{$prefix}ip-2-octets" ] = implode( '.', array_slice( $ip_arr, 0, 2 ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  | 		foreach ( Jetpack::get_available_modules() as $slug ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  | 			$return[ "{$prefix}module-{$slug}" ] = Jetpack::is_module_active( $slug ) ? 'on' : 'off'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  | 		return $return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  | 	} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 165 |  |  | 	public static function jetpack_xmlrpc_methods( $methods ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 166 |  |  | 		$methods['jetpack.getHeartbeatData'] = array( __CLASS__, 'xmlrpc_data_response' ); | 
            
                                                                        
                            
            
                                    
            
            
                | 167 |  |  | 		return $methods; | 
            
                                                                        
                            
            
                                    
            
            
                | 168 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  | 	public static function xmlrpc_data_response( $params = array() ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  | 		// The WordPress XML-RPC server sets a default param of array() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  | 		// if no argument is passed on the request and the method handlers get this array in $params. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  | 		// generate_stats_array() needs a string as first argument. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  | 		$params = empty( $params ) ? '' : $params; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  | 		return self::generate_stats_array( $params ); | 
                            
                    |  |  |  | 
                                                                                        
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                | 176 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  | 	public function deactivate() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  | 		// Deal with the old pre-3.0 weekly one. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  | 		if ( $timestamp = wp_next_scheduled( 'jetpack_heartbeat' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  | 			wp_unschedule_event( $timestamp, 'jetpack_heartbeat' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  | 		$timestamp = wp_next_scheduled( $this->cron_name ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  | 		wp_unschedule_event( $timestamp, $this->cron_name ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 188 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 189 |  |  |  | 
            
                        
Adding a
@returnannotation to a constructor is not recommended, since a constructor does not have a meaningful return value.Please refer to the PHP core documentation on constructors.