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<?php
/**
* A class that defines syncable actions for Jetpack.
*
* @package automattic/jetpack-sync
*/
namespace Automattic\Jetpack\Sync;
use Automattic\Jetpack\Connection\Manager as Jetpack_Connection;
use Automattic\Jetpack\Constants;
use Automattic\Jetpack\Identity_Crisis;
use Automattic\Jetpack\Status;
use WP_Error;
/**
* The role of this class is to hook the Sync subsystem into WordPress - when to listen for actions,
* when to send, when to perform a full sync, etc.
*
* It also binds the action to send data to WPCOM to Jetpack's XMLRPC client object.
*/
class Actions {
/**
* Name of the retry-after option prefix.
*
* @access public
*
* @var string
*/
const RETRY_AFTER_PREFIX = 'jp_sync_retry_after_';
/**
* Name of the error log option prefix.
*
* @access public
*
* @var string
*/
const ERROR_LOG_PREFIX = 'jp_sync_error_log_';
/**
* Name of the last successful sync option prefix.
*
* @access public
*
* @var string
*/
const LAST_SUCCESS_PREFIX = 'jp_sync_last_success_';
/**
* A variable to hold a sync sender object.
*
* @access public
* @static
*
* @var Automattic\Jetpack\Sync\Sender
*/
public static $sender = null;
/**
* A variable to hold a sync listener object.
*
* @access public
* @static
*
* @var Automattic\Jetpack\Sync\Listener
*/
public static $listener = null;
/**
* Name of the sync cron schedule.
*
* @access public
*
* @var string
*/
const DEFAULT_SYNC_CRON_INTERVAL_NAME = 'jetpack_sync_interval';
/**
* Interval between the last and the next sync cron action.
*
* @access public
*
* @var int
*/
const DEFAULT_SYNC_CRON_INTERVAL_VALUE = 300; // 5 * MINUTE_IN_SECONDS;
/**
* Initialize Sync for cron jobs, set up listeners for WordPress Actions,
* and set up a shut-down action for sending actions to WordPress.com
* If dedicated Sync is enabled and this is a dedicated Sync request
* up an init action for sending actions to WordPress.com instead.
*
* @access public
* @static
*/
public static function init() {
// Everything below this point should only happen if we're a valid sync site.
if ( ! self::sync_allowed() ) {
return;
}
// If dedicated Sync is enabled and this is a dedicated Sync request, no need to
// initialize Sync for cron jobs or set up a shut-down action for sending actions to WordPress.com.
// We only need to set up an init action for sending actions to WordPress.com and exit early.
// Note: We also need to initialize the listener so that callable and constant changes, eg actions that
// rely on 'jetpack_sync_before_send_queue_sync' are picked up and added to the queue if needed.
if ( Settings::is_dedicated_sync_enabled() && Dedicated_Sender::is_dedicated_sync_request() ) {
self::initialize_listener();
add_action( 'init', array( __CLASS__, 'add_dedicated_sync_sender_init' ), 90 );
return;
}
if ( self::sync_via_cron_allowed() ) {
self::init_sync_cron_jobs();
} elseif ( wp_next_scheduled( 'jetpack_sync_cron' ) ) {
self::clear_sync_cron_jobs();
}
// When importing via cron, do not sync.
add_action( 'wp_cron_importer_hook', array( __CLASS__, 'set_is_importing_true' ), 1 );
// Sync connected user role changes to WordPress.com.
Users::init();
// Publicize filter to prevent publicizing blacklisted post types.
add_filter( 'publicize_should_publicize_published_post', array( __CLASS__, 'prevent_publicize_blacklisted_posts' ), 10, 2 );
/**
* Fires on every request before default loading sync listener code.
* Return false to not load sync listener code that monitors common
* WP actions to be serialized.
*
* By default this returns true for cron jobs, non-GET-requests, or requests where the
* user is logged-in.
*
* @since 1.6.3
* @since-jetpack 4.2.0
*
* @param bool should we load sync listener code for this request
*/
if ( apply_filters( 'jetpack_sync_listener_should_load', true ) ) {
self::initialize_listener();
}
add_action( 'init', array( __CLASS__, 'add_sender_shutdown' ), 90 );
}
/**
* Prepares sync to send actions on shutdown for the current request.
*
* @access public
* @static
*/
public static function add_sender_shutdown() {
/**
* Fires on every request before default loading sync sender code.
* Return false to not load sync sender code that serializes pending
* data and sends it to WPCOM for processing.
*
* By default this returns true for cron jobs, POST requests, admin requests, or requests
* by users who can manage_options.
*
* @since 1.6.3
* @since-jetpack 4.2.0
*
* @param bool should we load sync sender code for this request
*/
if ( apply_filters(
'jetpack_sync_sender_should_load',
self::should_initialize_sender()
) ) {
self::initialize_sender();
add_action( 'shutdown', array( self::$sender, 'do_sync' ) );
add_action( 'shutdown', array( self::$sender, 'do_full_sync' ), 9999 );
}
}
/**
* Immediately sends actions on init for the current dedicated Sync request.
*
* @access public
* @static
*/
public static function add_dedicated_sync_sender_init() {
if ( apply_filters(
'jetpack_sync_sender_should_load',
true
) ) {
self::initialize_sender();
self::$sender->do_dedicated_sync_and_exit();
}
}
/**
* Define JETPACK_SYNC_READ_ONLY constant if not defined.
* This notifies sync to not run in shutdown if it was initialized during init.
*
* @access public
* @static
*/
public static function mark_sync_read_only() {
Constants::set_constant( 'JETPACK_SYNC_READ_ONLY', true );
}
/**
* Decides if the sender should run on shutdown for this request.
*
* @access public
* @static
*
* @return bool
*/
public static function should_initialize_sender() {
// Allow for explicit disable of Sync from request param jetpack_sync_read_only.
if ( isset( $_REQUEST['jetpack_sync_read_only'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
self::mark_sync_read_only();
return false;
}
if ( Constants::is_true( 'DOING_CRON' ) ) {
return self::sync_via_cron_allowed();
}
/**
* For now, if dedicated Sync is enabled we will always initialize send, even for GET and unauthenticated requests.
*/
if ( Settings::is_dedicated_sync_enabled() ) {
return true;
}
if ( isset( $_SERVER['REQUEST_METHOD'] ) && 'POST' === $_SERVER['REQUEST_METHOD'] ) {
return true;
}
if ( current_user_can( 'manage_options' ) ) {
return true;
}
if ( is_admin() ) {
return true;
}
if ( defined( 'PHPUNIT_JETPACK_TESTSUITE' ) ) {
return true;
}
if ( Constants::get_constant( 'WP_CLI' ) ) {
return true;
}
return false;
}
/**
* Decides if the sender should run on shutdown when actions are queued.
*
* @access public
* @static
*
* @param bool $enable Should we initilize sender.
* @return bool
*/
public static function should_initialize_sender_enqueue( $enable ) {
// If $enabled is false don't modify it, only check cron if enabled.
if ( false === $enable ) {
return $enable;
}
if ( Constants::is_true( 'DOING_CRON' ) ) {
return self::sync_via_cron_allowed();
}
return true;
}
/**
* Decides if sync should run at all during this request.
*
* @access public
* @static
*
* @return bool
*/
public static function sync_allowed() {
if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
return false;
}
if ( defined( 'PHPUNIT_JETPACK_TESTSUITE' ) ) {
return true;
}
if ( ! Settings::is_sync_enabled() ) {
return false;
}
if ( ( new Status() )->is_offline_mode() ) {
return false;
}
if ( ( new Status() )->is_staging_site() ) {
return false;
}
$connection = new Jetpack_Connection();
if ( ! $connection->is_connected() ) {
if ( ! doing_action( 'jetpack_site_registered' ) ) {
return false;
}
}
return true;
}
/**
* Helper function to get details as to why sync is not allowed, if it is not allowed.
*
* @return array
*/
public static function get_debug_details() {
$debug = array();
$debug['debug_details']['sync_allowed'] = self::sync_allowed();
$debug['debug_details']['sync_health'] = Health::get_status();
if ( false === $debug['debug_details']['sync_allowed'] ) {
if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
$debug['debug_details']['is_wpcom'] = true;
}
if ( defined( 'PHPUNIT_JETPACK_TESTSUITE' ) ) {
$debug['debug_details']['PHPUNIT_JETPACK_TESTSUITE'] = true;
}
if ( ! Settings::is_sync_enabled() ) {
$debug['debug_details']['is_sync_enabled'] = false;
$debug['debug_details']['jetpack_sync_disable'] = Settings::get_setting( 'disable' );
$debug['debug_details']['jetpack_sync_network_disable'] = Settings::get_setting( 'network_disable' );
}
if ( ( new Status() )->is_offline_mode() ) {
$debug['debug_details']['is_offline_mode'] = true;
}
if ( ( new Status() )->is_staging_site() ) {
$debug['debug_details']['is_staging_site'] = true;
}
$connection = new Jetpack_Connection();
if ( ! $connection->is_connected() ) {
$debug['debug_details']['active_connection'] = false;
}
}
// Sync locks.
$debug['debug_details']['dedicated_sync_enabled'] = Settings::is_dedicated_sync_enabled();
$queue = self::$sender->get_sync_queue();
$full_queue = self::$sender->get_full_sync_queue();
$debug['debug_details']['sync_locks'] = array(
'retry_time_sync' => get_option( self::RETRY_AFTER_PREFIX . 'sync' ),
'retry_time_full_sync' => get_option( self::RETRY_AFTER_PREFIX . 'full_sync' ),
'next_sync_time_sync' => self::$sender->get_next_sync_time( 'sync' ),
'next_sync_time_full_sync' => self::$sender->get_next_sync_time( 'full_sync' ),
'queue_locked_sync' => $queue->is_locked(),
'queue_locked_full_sync' => $full_queue->is_locked(),
'dedicated_sync_request_lock' => \Jetpack_Options::get_raw_option( Dedicated_Sender::DEDICATED_SYNC_REQUEST_LOCK_OPTION_NAME, null ),
);
// Sync Logs.
$debug['debug_details']['last_succesful_sync'] = get_option( self::LAST_SUCCESS_PREFIX . 'sync', '' );
$debug['debug_details']['sync_error_log'] = get_option( self::ERROR_LOG_PREFIX . 'sync', '' );
return $debug;
}
/**
* Determines if syncing during a cron job is allowed.
*
* @access public
* @static
*
* @return bool|int
*/
public static function sync_via_cron_allowed() {
return ( Settings::get_setting( 'sync_via_cron' ) );
}
/**
* Decides if the given post should be Publicized based on its type.
*
* @access public
* @static
*
* @param bool $should_publicize Publicize status prior to this filter running.
* @param \WP_Post $post The post to test for Publicizability.
* @return bool
*/
public static function prevent_publicize_blacklisted_posts( $should_publicize, $post ) {
if ( in_array( $post->post_type, Settings::get_setting( 'post_types_blacklist' ), true ) ) {
return false;
}
return $should_publicize;
}
/**
* Set an importing flag to `true` in sync settings.
*
* @access public
* @static
*/
public static function set_is_importing_true() {
Settings::set_importing( true );
}
/**
* Sends data to WordPress.com via an XMLRPC request.
*
* @access public
* @static
*
* @param object $data Data relating to a sync action.
* @param string $codec_name The name of the codec that encodes the data.
* @param float $sent_timestamp Current server time so we can compensate for clock differences.
* @param string $queue_id The queue the action belongs to, sync or full_sync.
* @param float $checkout_duration Time spent retrieving queue items from the DB.
* @param float $preprocess_duration Time spent converting queue items into data to send.
* @param int $queue_size The size of the sync queue at the time of processing.
* @param string $buffer_id The ID of the Queue buffer checked out for processing.
* @return mixed|WP_Error The result of the sending request.
*/
public static function send_data( $data, $codec_name, $sent_timestamp, $queue_id, $checkout_duration, $preprocess_duration, $queue_size = null, $buffer_id = null ) {
$query_args = array(
'sync' => '1', // Add an extra parameter to the URL so we can tell it's a sync action.
'codec' => $codec_name,
'timestamp' => $sent_timestamp,
'queue' => $queue_id,
'cd' => sprintf( '%.4f', $checkout_duration ),
'pd' => sprintf( '%.4f', $preprocess_duration ),
'queue_size' => $queue_size,
'buffer_id' => $buffer_id,
// TODO this will be extended in the future. Might be good to extract in a separate method to support future entries too.
'sync_flow_type' => Settings::is_dedicated_sync_enabled() ? 'dedicated' : 'default',
);
$query_args['timeout'] = Settings::is_doing_cron() ? 30 : 20;
if ( 'immediate-send' === $queue_id ) {
$query_args['timeout'] = 30;
}
/**
* Filters query parameters appended to the Sync request URL sent to WordPress.com.
*
* @since 1.6.3
* @since-jetpack 4.7.0
*
* @param array $query_args associative array of query parameters.
*/
$query_args = apply_filters( 'jetpack_sync_send_data_query_args', $query_args );
$connection = new Jetpack_Connection();
$url = add_query_arg( $query_args, $connection->xmlrpc_api_url() );
// If we're currently updating to Jetpack 7.7, the IXR client may be missing briefly
// because since 7.7 it's being autoloaded with Composer.
if ( ! class_exists( '\\Jetpack_IXR_Client' ) ) {
return new WP_Error(
'ixr_client_missing',
esc_html__( 'Sync has been aborted because the IXR client is missing.', 'jetpack-sync' )
);
}
$rpc = new \Jetpack_IXR_Client(
array(
'url' => $url,
'timeout' => $query_args['timeout'],
)
);
$result = $rpc->query( 'jetpack.syncActions', $data );
// Adhere to Retry-After headers.
$retry_after = $rpc->get_response_header( 'Retry-After' );
if ( false !== $retry_after ) {
if ( (int) $retry_after > 0 ) {
update_option( self::RETRY_AFTER_PREFIX . $queue_id, microtime( true ) + (int) $retry_after, false );
} else {
// if unexpected value default to 3 minutes.
update_option( self::RETRY_AFTER_PREFIX . $queue_id, microtime( true ) + 180, false );
}
}
// Enable/Disable Dedicated Sync flow via response headers.
$dedicated_sync_header = $rpc->get_response_header( 'Jetpack-Dedicated-Sync' );
if ( false !== $dedicated_sync_header ) {
$dedicated_sync_enabled = 'on' === $dedicated_sync_header ? 1 : 0;
Settings::update_settings(
array(
'dedicated_sync_enabled' => $dedicated_sync_enabled,
)
);
}
if ( ! $result ) {
if ( false === $retry_after ) {
// We received a non standard response from WP.com, lets backoff from sending requests for 1 minute.
update_option( self::RETRY_AFTER_PREFIX . $queue_id, microtime( true ) + 60, false );
}
// Record Sync Errors.
$error_log = get_option( self::ERROR_LOG_PREFIX . $queue_id, array() );
if ( ! is_array( $error_log ) ) {
$error_log = array();
}
// Trim existing array to last 4 entries.
if ( 5 <= count( $error_log ) ) {
$error_log = array_slice( $error_log, -4, null, true );
}
// Add new error indexed to time.
$error_log[ (string) microtime( true ) ] = $rpc->get_jetpack_error();
// Update the error log.
update_option( self::ERROR_LOG_PREFIX . $queue_id, $error_log );
// return request error.
return $rpc->get_jetpack_error();
}
$response = $rpc->getResponse();
// Check if WordPress.com IDC mitigation blocked the sync request.
if ( Identity_Crisis::init()->check_response_for_idc( $response ) ) {
return new WP_Error(
'sync_error_idc',
esc_html__( 'Sync has been blocked from WordPress.com because it would cause an identity crisis', 'jetpack-sync' )
);
}
// Record last successful sync.
update_option( self::LAST_SUCCESS_PREFIX . $queue_id, microtime( true ), false );
return $response;
}
/**
* Kicks off the initial sync.
*
* @access public
* @static
*
* @return bool|null False if sync is not allowed.
*/
public static function do_initial_sync() {
// Let's not sync if we are not supposed to.
if ( ! self::sync_allowed() ) {
return false;
}
// Don't start new sync if a full sync is in process.
$full_sync_module = Modules::get_module( 'full-sync' );
if ( $full_sync_module && $full_sync_module->is_started() && ! $full_sync_module->is_finished() ) {
return false;
}
$initial_sync_config = array(
'options' => true,
'functions' => true,
'constants' => true,
'users' => array( get_current_user_id() ),
'network_options' => true,
);
self::do_full_sync( $initial_sync_config );
}
/**
* Do an initial full sync only if one has not already been started.
*
* @return bool|null False if the initial full sync was already started, otherwise null.
*/
public static function do_only_first_initial_sync() {
$full_sync_module = Modules::get_module( 'full-sync' );
if ( $full_sync_module && $full_sync_module->is_started() ) {
return false;
}
static::do_initial_sync();
}
/**
* Kicks off a full sync.
*
* @access public
* @static
*
* @param array $modules The sync modules should be included in this full sync. All will be included if null.
* @return bool True if full sync was successfully started.
*/
public static function do_full_sync( $modules = null ) {
if ( ! self::sync_allowed() ) {
return false;
}
$full_sync_module = Modules::get_module( 'full-sync' );
if ( ! $full_sync_module ) {
return false;
}
self::initialize_listener();
$full_sync_module->start( $modules );
return true;
}
/**
* Adds a cron schedule for regular syncing via cron, unless the schedule already exists.
*
* @access public
* @static
*
* @param array $schedules The list of WordPress cron schedules prior to this filter.
* @return array A list of WordPress cron schedules with the Jetpack sync interval added.
*/
public static function jetpack_cron_schedule( $schedules ) {
if ( ! isset( $schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] ) ) {
$minutes = (int) ( self::DEFAULT_SYNC_CRON_INTERVAL_VALUE / 60 );
$display = ( 1 === $minutes ) ?
__( 'Every minute', 'jetpack-sync' ) :
/* translators: %d is an integer indicating the number of minutes. */
sprintf( __( 'Every %d minutes', 'jetpack-sync' ), $minutes );
$schedules[ self::DEFAULT_SYNC_CRON_INTERVAL_NAME ] = array(
'interval' => self::DEFAULT_SYNC_CRON_INTERVAL_VALUE,
'display' => $display,
);
}
return $schedules;
}
/**
* Starts an incremental sync via cron.
*
* @access public
* @static
*/
public static function do_cron_sync() {
self::do_cron_sync_by_type( 'sync' );
}
/**
* Starts a full sync via cron.
*
* @access public
* @static
*/
public static function do_cron_full_sync() {
self::do_cron_sync_by_type( 'full_sync' );
}
/**
* Try to send actions until we run out of things to send,
* or have to wait more than 15s before sending again,
* or we hit a lock or some other sending issue
*
* @access public
* @static
*
* @param string $type Sync type. Can be `sync` or `full_sync`.
*/
public static function do_cron_sync_by_type( $type ) {
if ( ! self::sync_allowed() || ( 'sync' !== $type && 'full_sync' !== $type ) ) {
return;
}
self::initialize_sender();
$time_limit = Settings::get_setting( 'cron_sync_time_limit' );
$start_time = time();
$executions = 0;
do {
$next_sync_time = self::$sender->get_next_sync_time( $type );
if ( $next_sync_time ) {
$delay = $next_sync_time - time() + 1;
if ( $delay > 15 ) {
break;
} elseif ( $delay > 0 ) {
sleep( $delay );
}
}
// Explicitly only allow 1 do_full_sync call until issue with Immediate Full Sync is resolved.
// For more context see p1HpG7-9pe-p2.
if ( 'full_sync' === $type && $executions >= 1 ) {
break;
}
/**
* Only try to sync once if Dedicated Sync is enabled. Dedicated Sync has its own requeueing mechanism
* that will re-run it if there are items in the queue at the end.
*/
if ( 'sync' === $type && $executions >= 1 && Settings::is_dedicated_sync_enabled() ) {
break;
}
$result = 'full_sync' === $type ? self::$sender->do_full_sync() : self::$sender->do_sync();
// # of send actions performed.
$executions ++;
} while ( $result && ! is_wp_error( $result ) && ( $start_time + $time_limit ) > time() );
return $executions;
}
/**
* Initialize the sync listener.
*
* @access public
* @static
*/
public static function initialize_listener() {
self::$listener = Listener::get_instance();
}
/**
* Initializes the sync sender.
*
* @access public
* @static
*/
public static function initialize_sender() {
self::$sender = Sender::get_instance();
add_filter( 'jetpack_sync_send_data', array( __CLASS__, 'send_data' ), 10, 8 );
}
/**
* Initializes sync for WooCommerce.
*
* @access public
* @static
*/
public static function initialize_woocommerce() {
if ( false === class_exists( 'WooCommerce' ) ) {
return;
}
add_filter( 'jetpack_sync_modules', array( __CLASS__, 'add_woocommerce_sync_module' ) );
}
/**
* Initializes sync for Instant Search.
*
* @access public
* @static
*/
public static function initialize_search() {
if ( false === class_exists( 'Automattic\\Jetpack\\Search\\Module_Control' ) ) {
return;
}
$search_module = new \Automattic\Jetpack\Search\Module_Control();
if ( $search_module->is_instant_search_enabled() ) {
add_filter( 'jetpack_sync_modules', array( __CLASS__, 'add_search_sync_module' ) );
}
}
/**
* Add Search updates to Sync Filters.
*
* @access public
* @static
*
* @param array $sync_modules The list of sync modules declared prior to this filter.
* @return array A list of sync modules that now includes Search's modules.
*/
public static function add_search_sync_module( $sync_modules ) {
$sync_modules[] = 'Automattic\\Jetpack\\Sync\\Modules\\Search';
return $sync_modules;
}
/**
* Adds Woo's sync modules to existing modules for sending.
*
* @access public
* @static
*
* @param array $sync_modules The list of sync modules declared prior to this filter.
* @return array A list of sync modules that now includes Woo's modules.
*/
public static function add_woocommerce_sync_module( $sync_modules ) {
$sync_modules[] = 'Automattic\\Jetpack\\Sync\\Modules\\WooCommerce';
return $sync_modules;
}
/**
* Initializes sync for WP Super Cache.
*
* @access public
* @static
*/
public static function initialize_wp_super_cache() {
if ( false === function_exists( 'wp_cache_is_enabled' ) ) {
return;
}
add_filter( 'jetpack_sync_modules', array( __CLASS__, 'add_wp_super_cache_sync_module' ) );
}
/**
* Adds WP Super Cache's sync modules to existing modules for sending.
*
* @access public
* @static
*
* @param array $sync_modules The list of sync modules declared prior to this filer.
* @return array A list of sync modules that now includes WP Super Cache's modules.
*/
public static function add_wp_super_cache_sync_module( $sync_modules ) {
$sync_modules[] = 'Automattic\\Jetpack\\Sync\\Modules\\WP_Super_Cache';
return $sync_modules;
}
/**
* Sanitizes the name of sync's cron schedule.
*
* @access public
* @static
*
* @param string $schedule The name of a WordPress cron schedule.
* @return string The sanitized name of sync's cron schedule.
*/
public static function sanitize_filtered_sync_cron_schedule( $schedule ) {
$schedule = sanitize_key( $schedule );
$schedules = wp_get_schedules();
// Make sure that the schedule has actually been registered using the `cron_intervals` filter.
if ( isset( $schedules[ $schedule ] ) ) {
return $schedule;
}
return self::DEFAULT_SYNC_CRON_INTERVAL_NAME;
}
/**
* Allows offsetting of start times for sync cron jobs.
*
* @access public
* @static
*
* @param string $schedule The name of a cron schedule.
* @param string $hook The hook that this method is responding to.
* @return int The offset for the sync cron schedule.
*/
public static function get_start_time_offset( $schedule = '', $hook = '' ) {
$start_time_offset = is_multisite()
? wp_rand( 0, ( 2 * self::DEFAULT_SYNC_CRON_INTERVAL_VALUE ) )
: 0;
/**
* Allows overriding the offset that the sync cron jobs will first run. This can be useful when scheduling
* cron jobs across multiple sites in a network.
*
* @since 1.6.3
* @since-jetpack 4.5.0
*
* @param int $start_time_offset
* @param string $hook
* @param string $schedule
*/
return (int) apply_filters(
'jetpack_sync_cron_start_time_offset',
$start_time_offset,
$hook,
$schedule
);
}
/**
* Decides if a sync cron should be scheduled.
*
* @access public
* @static
*
* @param string $schedule The name of a cron schedule.
* @param string $hook The hook that this method is responding to.
*/
public static function maybe_schedule_sync_cron( $schedule, $hook ) {
if ( ! $hook ) {
return;
}
$schedule = self::sanitize_filtered_sync_cron_schedule( $schedule );
$start_time = time() + self::get_start_time_offset( $schedule, $hook );
if ( ! wp_next_scheduled( $hook ) ) {
// Schedule a job to send pending queue items once a minute.
wp_schedule_event( $start_time, $schedule, $hook );
} elseif ( wp_get_schedule( $hook ) !== $schedule ) {
// If the schedule has changed, update the schedule.
wp_clear_scheduled_hook( $hook );
wp_schedule_event( $start_time, $schedule, $hook );
}
}
/**
* Clears Jetpack sync cron jobs.
*
* @access public
* @static
*/
public static function clear_sync_cron_jobs() {
wp_clear_scheduled_hook( 'jetpack_sync_cron' );
wp_clear_scheduled_hook( 'jetpack_sync_full_cron' );
}
/**
* Initializes Jetpack sync cron jobs.
*
* @access public
* @static
*/
public static function init_sync_cron_jobs() {
add_filter( 'cron_schedules', array( __CLASS__, 'jetpack_cron_schedule' ) ); // phpcs:ignore WordPress.WP.CronInterval.ChangeDetected
add_action( 'jetpack_sync_cron', array( __CLASS__, 'do_cron_sync' ) );
add_action( 'jetpack_sync_full_cron', array( __CLASS__, 'do_cron_full_sync' ) );
/**
* Allows overriding of the default incremental sync cron schedule which defaults to once every 5 minutes.
*
* @since 1.6.3
* @since-jetpack 4.3.2
*
* @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
*/
$incremental_sync_cron_schedule = apply_filters( 'jetpack_sync_incremental_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
self::maybe_schedule_sync_cron( $incremental_sync_cron_schedule, 'jetpack_sync_cron' );
/**
* Allows overriding of the full sync cron schedule which defaults to once every 5 minutes.
*
* @since 1.6.3
* @since-jetpack 4.3.2
*
* @param string self::DEFAULT_SYNC_CRON_INTERVAL_NAME
*/
$full_sync_cron_schedule = apply_filters( 'jetpack_sync_full_sync_interval', self::DEFAULT_SYNC_CRON_INTERVAL_NAME );
self::maybe_schedule_sync_cron( $full_sync_cron_schedule, 'jetpack_sync_full_cron' );
}
/**
* Perform maintenance when a plugin upgrade occurs.
*
* @access public
* @static
*
* @param string $new_version New version of the plugin.
* @param string $old_version Old version of the plugin.
*/
public static function cleanup_on_upgrade( $new_version = '', $old_version = '' ) {
if ( wp_next_scheduled( 'jetpack_sync_send_db_checksum' ) ) {
wp_clear_scheduled_hook( 'jetpack_sync_send_db_checksum' );
}
$is_new_sync_upgrade = version_compare( $old_version, '4.2', '>=' );
if ( ! empty( $old_version ) && $is_new_sync_upgrade && version_compare( $old_version, '4.5', '<' ) ) {
self::clear_sync_cron_jobs();
Settings::update_settings(
array(
'render_filtered_content' => Defaults::$default_render_filtered_content,
)
);
}
Health::on_jetpack_upgraded();
}
/**
* Get syncing status for the given fields.
*
* @access public
* @static
*
* @param string|null $fields A comma-separated string of the fields to include in the array from the JSON response.
* @return array An associative array with the status report.
*/
public static function get_sync_status( $fields = null ) {
self::initialize_sender();
$sync_module = Modules::get_module( 'full-sync' );
$queue = self::$sender->get_sync_queue();
// _get_cron_array can be false
$cron_timestamps = ( _get_cron_array() ) ? array_keys( _get_cron_array() ) : array();
$next_cron = ( ! empty( $cron_timestamps ) ) ? $cron_timestamps[0] - time() : '';
$checksums = array();
$debug = array();
if ( ! empty( $fields ) ) {
$store = new Replicastore();
$fields_params = array_map( 'trim', explode( ',', $fields ) );
if ( in_array( 'posts_checksum', $fields_params, true ) ) {
$checksums['posts_checksum'] = $store->posts_checksum();
}
if ( in_array( 'comments_checksum', $fields_params, true ) ) {
$checksums['comments_checksum'] = $store->comments_checksum();
}
if ( in_array( 'post_meta_checksum', $fields_params, true ) ) {
$checksums['post_meta_checksum'] = $store->post_meta_checksum();
}
if ( in_array( 'comment_meta_checksum', $fields_params, true ) ) {
$checksums['comment_meta_checksum'] = $store->comment_meta_checksum();
}
if ( in_array( 'debug_details', $fields_params, true ) ) {
$debug = self::get_debug_details();
}
}
$full_sync_status = ( $sync_module ) ? $sync_module->get_status() : array();
$full_queue = self::$sender->get_full_sync_queue();
$result = array_merge(
$full_sync_status,
$checksums,
$debug,
array(
'cron_size' => count( $cron_timestamps ),
'next_cron' => $next_cron,
'queue_size' => $queue->size(),
'queue_lag' => $queue->lag(),
'queue_next_sync' => ( self::$sender->get_next_sync_time( 'sync' ) - microtime( true ) ),
'full_queue_next_sync' => ( self::$sender->get_next_sync_time( 'full_sync' ) - microtime( true ) ),
)
);
// Verify $sync_module is not false.
if ( ( $sync_module ) && false === strpos( get_class( $sync_module ), 'Full_Sync_Immediately' ) ) {
$result['full_queue_size'] = $full_queue->size();
$result['full_queue_lag'] = $full_queue->lag();
}
return $result;
}
}