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<?php
final class ITSEC_Storage { private $option = 'itsec-storage';
private static $instance = false; private $changed = false; private $cache; private $shutdown_done = false;
private function __construct() { $this->load();
register_shutdown_function( array( $this, 'shutdown' ) ); add_action( 'shutdown', array( $this, 'shutdown' ), -10 );
add_action( 'itsec-lib-clear-caches', array( $this, 'save' ), -20 ); add_action( 'itsec-lib-clear-caches', array( $this, 'load' ), -10 ); }
private static function get_instance() { if ( false === self::$instance ) { self::$instance = new self(); }
return self::$instance; }
public static function get( $name ) { $data = self::get_instance();
if ( isset( $data->cache[$name] ) ) { return $data->cache[$name]; }
return null; }
public static function get_all() { $data = self::get_instance();
return $data->cache; }
public static function set( $name, $value ) { $data = self::get_instance(); $data->cache[$name] = $value; $data->changed = true;
if ( $data->shutdown_done ) { self::save(); } }
public static function set_all( $value ) { $data = self::get_instance(); $data->cache = $value; $data->changed = true;
if ( $data->shutdown_done ) { self::save(); } }
public static function save() { $data = self::get_instance();
if ( ! $data->changed ) { return true; }
$data->changed = false;
if ( is_multisite() ) { return update_site_option( $data->option, $data->cache ); } else { return update_option( $data->option, $data->cache ); } }
public static function reload() { $data = self::get_instance(); $data->load(); }
public function load() { $this->cache = get_site_option( $this->option );
if ( ! is_array( $this->cache ) ) { $this->cache = array(); } }
public function shutdown() { self::save();
$this->shutdown_done = true; } }
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