<?php
if (!defined('ABSPATH')) exit;
use Action_Scheduler\Migration\Controller;
class ActionScheduler_DataController {
const DATASTORE_CLASS = 'ActionScheduler_DBStore';
const LOGGER_CLASS = 'ActionScheduler_DBLogger';
const STATUS_FLAG = 'action_scheduler_migration_status';
const STATUS_COMPLETE = 'complete';
const MIN_PHP_VERSION = '5.5';
private static $instance;
private static $sleep_time = 0;
private static $free_ticks = 50;
public static function dependencies_met() {
$php_support = version_compare( PHP_VERSION, self::MIN_PHP_VERSION, '>=' );
return $php_support && apply_filters( 'action_scheduler_migration_dependencies_met', true );
}
public static function is_migration_complete() {
return get_option( self::STATUS_FLAG ) === self::STATUS_COMPLETE;
}
public static function mark_migration_complete() {
update_option( self::STATUS_FLAG, self::STATUS_COMPLETE );
}
public static function mark_migration_incomplete() {
delete_option( self::STATUS_FLAG );
}
public static function set_store_class( $class ) {
return self::DATASTORE_CLASS;
}
public static function set_logger_class( $class ) {
return self::LOGGER_CLASS;
}
public static function set_sleep_time( $sleep_time ) {
self::$sleep_time = (int) $sleep_time;
}
public static function set_free_ticks( $free_ticks ) {
self::$free_ticks = (int) $free_ticks;
}
public static function maybe_free_memory( $ticks ) {
if ( self::$free_ticks && 0 === $ticks % self::$free_ticks ) {
self::free_memory();
}
}
public static function free_memory() {
if ( 0 < self::$sleep_time ) {
\WP_CLI::warning( sprintf( _n( 'Stopped the insanity for %d second', 'Stopped the insanity for %d seconds', self::$sleep_time, 'action-scheduler' ), self::$sleep_time ) );
sleep( self::$sleep_time );
}
\WP_CLI::warning( __( 'Attempting to reduce used memory...', 'action-scheduler' ) );
global $wpdb, $wp_object_cache;
$wpdb->queries = array();
if ( ! is_a( $wp_object_cache, 'WP_Object_Cache' ) ) {
return;
}
$wp_object_cache->group_ops = array();
$wp_object_cache->stats = array();
$wp_object_cache->memcache_debug = array();
$wp_object_cache->cache = array();
if ( is_callable( array( $wp_object_cache, '__remoteset' ) ) ) {
call_user_func( array( $wp_object_cache, '__remoteset' ) ); // important
}
}
public static function init() {
if ( self::is_migration_complete() ) {
add_filter( 'action_scheduler_store_class', array( 'ActionScheduler_DataController', 'set_store_class' ), 100 );
add_filter( 'action_scheduler_logger_class', array( 'ActionScheduler_DataController', 'set_logger_class' ), 100 );
add_action( 'deactivate_plugin', array( 'ActionScheduler_DataController', 'mark_migration_incomplete' ) );
} elseif ( self::dependencies_met() ) {
Controller::init();
}
add_action( 'action_scheduler/progress_tick', array( 'ActionScheduler_DataController', 'maybe_free_memory' ) );
}
public static function instance() {
if ( ! isset( self::$instance ) ) {
self::$instance = new static();
}
return self::$instance;
}
}