OwlCyberSecurity - MANAGER

Edit File: WPGradeOptions.php

<?php

/* This file is property of Pixel Grade Media. You may NOT copy, or redistribute
 * it. Please see the license that came with your copy for more information.
 */

/**
 * Note: in the system this class is uses via the single-instance pattern; not
 * to be confused with the singleton pattern.
 *
 * @package    wpgrade
 * @category   core
 * @author     Pixel Grade Team
 * @copyright  (c) 2013, Pixel Grade Media
 */
class WPGradeOptions {

/** @var WPGradeOptionDriver_Config */
	protected $coredriver = null;

/**
	 * The constructor must remain accessible for testing purposes.
	 */
	function __construct($default_options = array()) {
		$this->drivers = array();
		$this->coredriver = new WPGradeOptionDriver_Config($default_options);
		$this->add_optiondriver($this->coredriver);
	}

/** @var WPGradeOptions */
	static $instance = null;

/**
	 * @return WPGradeOptions working instance
	 */
	static function instance($reinitialize = false) {
		if (self::$instance == null || $reinitialize) {
			$config = wpgrade::config();
			self::$instance = new WPGradeOptions($config['theme-options']);
		}

return self::$instance;
	}

/** @var array */
	protected $drivers = array();

/**
	 * Adds option driver. The last driver added always has priority.
	 *
	 * @param WPGradeOptionDriver $driver
	 * @return static $this
	 */
	function add_optiondriver($driver) {
		$this->drivers[] = $driver;
		return $this;
	}

/**
	 * Remove all registered WPGradeOptionDriver objects.
	 *
	 * @return static $this
	 */
	function clear_drivers() {
		$this->drivers = array();
		return $this;
	}

/**
	 * Using drivers searches for value. Drivers are searched in reverse.
	 *
	 * The search stops when a non-null value is reached.
	 *
	 * @return mixed
	 */
	function get($key, $default = null) {
		$drivers = array_reverse($this->drivers);
		foreach ($drivers as $driver) {
			$value = $driver->get($key, null);
			if ($value !== null) {
				return $value;
			}
		}

return $default;
	}

/**
	 * Adds a key to the options. The value is added to the core driver which
	 * is at the bottom of the stack.
	 *
	 * @return static $this
	 */
	function set($key, $value) {
		$this->coredriver->set($key, $value);
		return $this;
	}

} # class