<?php
/**
 * MS Framework
 *
 * @package    	MS Framework Plugin
 * @version 	1.2.1.573
 *
 * @author 		Michael Snoeren
 * @link 		https://snoerendevelopment.nl/
 * @license     GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
 */

// Deny direct access
defined('_JEXEC') or die;

abstract class MSFrameworkKey
{
	/**
	 * Class Data
	 * @var 	Object
	 * @access 	Protected
	 */
	protected static $modelKey 	= null;

	/**
	 * Set the download key
	 * @param 	String 	$key 	The download key
	 * @access 	Public
	 * @return 	Boolean
	 */
	public static function set($key)
	{
		if (!is_string($key) || empty($key)) {
			return false;
		}

		$model 					= self::getKeyModel();
		return $model->setKey($key);
	}

	/**
	 * Get the download key
	 * @access 	Public
	 * @return 	String
	 */
	public static function get()
	{
		$model 					= self::getKeyModel();
		return $model->getKey();
	}

	/**
	 * Does the installation have a key?
	 * @access 	Public
	 * @return 	Boolean
	 */
	public static function hasKey()
	{
		$model 					= self::getKeyModel();
		return $model->hasKey();
	}

	/**
	 * Update the key from the keyfile
	 * @access 	Public
	 * @return 	Boolean
	 */
	public static function updateByFile()
	{
		$keyFile 				= JPATH_ROOT . '/plugins/system/msframework/key.sdkey';
		if (!JFile::exists($keyFile)) {
			return true;
		}

		// Get the key and clean it
		$key 					= file_get_contents($keyFile);
		$key 					= preg_replace('/[^\w]/', '', $key);

		$model 					= self::getKeyModel();
		return $model->setKey($key);
	}

	/**
	 * Get the key model
	 * @access 	Protected
	 * @return 	Object
	 */
	protected static function getKeyModel()
	{
		if (!is_object(self::$modelKey)) {
			self::$modelKey 	= JModelLegacy::getInstance('Key', 'MSFrameworkModel');
		}

		return self::$modelKey;
	}
}