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<?php
require_once dirname( __FILE__ ) . '/class.jetpack-sync-functions.php';
class Jetpack_Sync_Module_Callables extends Jetpack_Sync_Module {
const CALLABLES_CHECKSUM_OPTION_NAME = 'jetpack_callables_sync_checksum';
const CALLABLES_AWAIT_TRANSIENT_NAME = 'jetpack_sync_callables_await';
private $callable_whitelist;
public function name() {
return 'functions';
}
public function set_defaults() {
if ( is_multisite() ) {
$this->callable_whitelist = array_merge( Jetpack_Sync_Defaults::$default_callable_whitelist, Jetpack_Sync_Defaults::$default_multisite_callable_whitelist );
} else {
$this->callable_whitelist = Jetpack_Sync_Defaults::$default_callable_whitelist;
}
}
public function init_listeners( $callable ) {
add_action( 'jetpack_sync_callable', $callable, 10, 2 );
// For some options, we should always send the change right away!
$always_send_updates_to_these_options = array( 'jetpack_active_modules', 'home', 'siteurl' );
foreach( $always_send_updates_to_these_options as $option ) {
add_action( "update_option_{$option}", array( $this, 'unlock_sync_callable' ) );
}
// get_plugins and wp_version
// gets fired when new code gets installed, updates etc.
add_action( 'upgrader_process_complete', array( $this, 'unlock_sync_callable' ) );
}
public function init_full_sync_listeners( $callable ) {
add_action( 'jetpack_full_sync_callables', $callable );
}
public function init_before_send() {
add_action( 'jetpack_sync_before_send_queue_sync', array( $this, 'maybe_sync_callables' ) );
// full sync
add_filter( 'jetpack_sync_before_send_jetpack_full_sync_callables', array( $this, 'expand_callables' ) );
}
public function reset_data() {
delete_option( self::CALLABLES_CHECKSUM_OPTION_NAME );
delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );
}
function set_callable_whitelist( $callables ) {
$this->callable_whitelist = $callables;
}
function get_callable_whitelist() {
return $this->callable_whitelist;
}
public function get_all_callables() {
// get_all_callables should run as the master user always.
$current_user_id = get_current_user_id();
wp_set_current_user( Jetpack_Options::get_option( 'master_user' ) );
$callables = array_combine(
array_keys( $this->callable_whitelist ),
array_map( array( $this, 'get_callable' ), array_values( $this->callable_whitelist ) )
);
wp_set_current_user( $current_user_id );
return $callables;
}
private function get_callable( $callable ) {
return call_user_func( $callable );
}
public function enqueue_full_sync_actions( $config ) {
/**
* Tells the client to sync all callables to the server
*
* @since 4.2.0
*
* @param boolean Whether to expand callables (should always be true)
*/
do_action( 'jetpack_full_sync_callables', true );
return 1; // The number of actions enqueued
}
public function estimate_full_sync_actions( $config ) {
return 1;
}
public function get_full_sync_actions() {
return array( 'jetpack_full_sync_callables' );
}
public function unlock_sync_callable() {
delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );
}
public function maybe_sync_callables() {
if ( ! is_admin() || Jetpack_Sync_Settings::is_doing_cron() ) {
return;
}
if ( get_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME ) ) {
return;
}
set_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME, microtime( true ), Jetpack_Sync_Defaults::$default_sync_callables_wait_time );
$callables = $this->get_all_callables();
if ( empty( $callables ) ) {
return;
}
$callable_checksums = (array) get_option( self::CALLABLES_CHECKSUM_OPTION_NAME, array() );
// only send the callables that have changed
foreach ( $callables as $name => $value ) {
$checksum = $this->get_check_sum( $value );
// explicitly not using Identical comparison as get_option returns a string
if ( ! $this->still_valid_checksum( $callable_checksums, $name, $checksum ) && ! is_null( $value ) ) {
/**
* Tells the client to sync a callable (aka function) to the server
*
* @since 4.2.0
*
* @param string The name of the callable
* @param mixed The value of the callable
*/
do_action( 'jetpack_sync_callable', $name, $value );
$callable_checksums[ $name ] = $checksum;
} else {
$callable_checksums[ $name ] = $checksum;
}
}
update_option( self::CALLABLES_CHECKSUM_OPTION_NAME, $callable_checksums );
}
public function expand_callables( $args ) {
if ( $args[0] ) {
return $this->get_all_callables();
}
return $args;
}
}
|
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