<?php
/**
*
* @ This file is created by http://DeZender.Net
* @ deZender (PHP7 Decoder for SourceGuardian Encoder)
*
* @ Version			:	4.0.9.0
* @ Author			:	DeZender
* @ Release on		:	08.08.2019
* @ Official site	:	http://DeZender.Net
*
*/

class FaoscThemesBodyClass
{
	static private $instance;
	private $class;

	private function __construct()
	{
		$this->class = [];
	}

	static public function newInstance()
	{
		if (!(self::$instance instanceof self)) {
			self::$instance = new self();
		}

		return self::$instance;
	}

	public function add($class)
	{
		$this->class[] = $class;
	}

	public function get()
	{
		return $this->class;
	}
}

class faosclass_divarman_guard_theme
{
	private $localHost = ['127.0.0.1', '::1'];
	private $license_file_name = 'oc-content/themes/' . FOLDER_THEME_DIVAR . '/admin/license.php';
	static private $instance;

	static public function newInstance()
	{
		if (!(self::$instance instanceof self)) {
			self::$instance = new self();
		}

		return self::$instance;
	}

	public function __construct()
	{
		osc_add_hook('init_admin', [$this, 'install'], 2);
		osc_add_hook('login_admin', [$this, 'my_handle_login'], 0);
		$last_time = self::license_info();

		if (86400 < (time() - (int) $last_time['date'])) {
			osc_add_hook('admin_footer', [$this, 'check_divarman_ajax_update_admin_footer']);
			osc_add_hook('ajax_admin_check_divarman_ajax_update', [$this, 'check_divarman_ajax_update']);
		}
	}

	static public function get_host()
	{
		$possibleHostSources = ['HTTP_X_FORWARDED_HOST', 'HTTP_HOST', 'SERVER_NAME', 'SERVER_ADDR'];
		$sourceTransformations = ['HTTP_X_FORWARDED_HOST' => 'function($value) {' . "\n\t\t\t" . '$elements = explode(\',\', $value);' . "\n\t\t\t" . 'return trim(end($elements));' . "\n\t\t" . '}'];
		$host = '';

		foreach ($possibleHostSources as $source) {
			if (!empty($host)) {
				break;
			}

			if (empty($_SERVER[$source])) {
				continue;
			}

			$host = $_SERVER[$source];

			if (array_key_exists($source, $sourceTransformations)) {
				$host = $sourceTransformations[$source]($host);
			}
		}

		$host = preg_replace('/:\\d+$/', '', $host);
		$host = str_ireplace('www.', '', $host);
		return trim($host);
	}

	public function my_handle_login()
	{
		$this->revalidate_license();
	}

	static public function revalidate_license($forced = false)
	{
		$license_info = self::license_info();
		$license = $license_info['code'];
		$count = $old_count = (int) $license_info['count'];
		$message = $license_info['message'];
		$action = $license_info['action'];
		$date = $license_info['date'];
		$count = $count + 1;
		$sr = (int) $count % 5;
		if (($sr == 0) || $forced) {
			$result = self::check_license($license_info['code']);

			if ($result->status == 'successful') {
				$message = 'لایسنس معتبر می باشد.';
				$action = 1;
				$date = time();
			}
			else {
				$message = 'لایسنس نامعتبر می باشد.';
				$action = 0;
				$count = 0;
				$date = time();
			}
		}

		if ($count != $old_count) {
			$private_session = osc_get_preference(self::option_name());
			osc_delete_preference($private_session);
			$rand_key = md5(osc_genRandomPassword(12));
			osc_set_preference(self::option_name(), $rand_key);
			$result = ['starter' => base64_encode($license), 'url' => base64_encode(self::get_host()), 'count' => $count, 'action' => $action, 'message' => $message, 'timer' => $date];
			osc_set_preference($rand_key, self::crypt(json_encode($result)));
		}
	}

	public function check_divarman_ajax_update_admin_footer()
	{
		echo '        <script type="text/javascript">' . "\r\n" . '            $(document).ready(function() {' . "\r\n" . '                $.getJSON(' . "\r\n" . '                    \'';
		echo osc_admin_base_url(true);
		echo '?page=ajax&action=runhook&hook=check_divarman_ajax_update\',' . "\r\n" . '                    {},' . "\r\n" . '                    function(data){}' . "\r\n" . '                );' . "\r\n" . '            });' . "\r\n" . '        </script>' . "\r\n" . '        ';
	}

	public function check_divarman_ajax_update()
	{
		self::revalidate_license(true);
	}

	static public function check_license($license_code)
	{
		$params = ['product' => self::productName(), 'domain' => self::get_host(), 'license_code' => $license_code];
		$result = self::send_request('verify', $params);
		return $result;
	}

	static public function send_request($method, $params = [])
	{
		$param_string = http_build_query($params);
		$url = self::api_url();
		$ch = curl_init();
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
		curl_setopt($ch, CURLOPT_URL, $url . $method . '?' . $param_string);
		$content = curl_exec($ch);
		return json_decode($content);
	}

	static public function is_activated()
	{
		$private_session = osc_get_preference(self::option_name());
		$now = json_decode(self::decrypt(osc_get_preference($private_session)));

		if (empty($now)) {
			return false;
		}
		else if ($now->action != 1) {
			return false;
		}
		else {
			return true;
		}
	}

	static public function license_info()
	{
		$private_session = osc_get_preference(self::option_name());
		$get_data = json_decode(self::decrypt(osc_get_preference($private_session)));
		$license_info = [];
		if (($get_data != NULL) && !empty($get_data)) {
			$license_info['code'] = base64_decode($get_data->starter);
			$license_info['action'] = $get_data->action;
			$license_info['count'] = $get_data->count;
			$license_info['message'] = $get_data->message;
			$license_info['date'] = $get_data->timer;
		}

		return $license_info;
	}

	public function install()
	{
		$page = Params::getParam('page');
		$license = Params::getParam('license');
		$action = Params::getParam('action');
		$theme_action = Params::getParam('theme_action');
		$file = Params::getParam('file');
		if (($page == 'appearance') && ($file == $this->license_file_name) && ($action == 'render') && ($theme_action == 'check_license')) {
			if (empty($license)) {
				ob_get_clean();
				osc_add_flash_error_message('لایسنس را بصورت صحیح وارد نمایید.', 'admin');
				osc_redirect_to(osc_admin_render_theme_url($this->license_file_name));
				exit();
			}

			$private_session = osc_get_preference(self::option_name());
			osc_delete_preference($private_session);
			$result = self::check_license($license);
			$rand_key = md5(osc_genRandomPassword(12));
			osc_set_preference(self::option_name(), $rand_key);

			if ($result->status == 'successful') {
				$result = ['starter' => base64_encode($license), 'url' => base64_encode(self::get_host()), 'action' => 1, 'count' => 1, 'message' => implode('<br>', $result->message), 'timer' => time()];
				osc_set_preference($rand_key, self::crypt(json_encode($result)));
				ob_get_clean();
				osc_add_flash_ok_message('لایسنس با موفقیت ثبت شد.', 'admin');
				osc_redirect_to(osc_admin_render_theme_url($this->license_file_name));
				exit();
			}
			else {
				$result = ['starter' => base64_encode($license), 'url' => base64_encode(self::get_host()), 'action' => 0, 'count' => 0, 'message' => implode('<br>', $result->message), 'timer' => time()];
				osc_set_preference($rand_key, self::crypt(json_encode($result)));
				ob_get_clean();
				osc_add_flash_error_message('لایسنس وارد شده نامعتبر می باشد لطفا یک لایسنس معتبر وارد نمایید.', 'admin');
				osc_redirect_to(osc_admin_render_theme_url($this->license_file_name));
				exit();
			}
		}
	}

	static public function crypt($string)
	{
		if (class_exists('Cryptor') && Cryptor::Usable()) {
			$key = hash('sha256', self::crypt_key(), true);
			return Cryptor::Encrypt($string, $key);
		}

		$cypher = MCRYPT_RIJNDAEL_256;
		$mode = MCRYPT_MODE_ECB;
		return base64_encode(mcrypt_encrypt($cypher, self::crypt_key(), $string, $mode, mcrypt_create_iv(mcrypt_get_iv_size($cypher, $mode), MCRYPT_RAND)));
	}

	static public function decrypt($string)
	{
		if ($string == '') {
			return '';
		}
		if (class_exists('Cryptor') && Cryptor::Usable()) {
			$key = hash('sha256', self::crypt_key(), true);
			return Cryptor::Decrypt($string, $key);
		}

		$cypher = MCRYPT_RIJNDAEL_256;
		$mode = MCRYPT_MODE_ECB;
		return str_replace("\0", '', mcrypt_decrypt($cypher, self::crypt_key(), base64_decode($string), $mode, mcrypt_create_iv(mcrypt_get_iv_size($cypher, $mode), MCRYPT_RAND)));
	}

	static public function crypt_key()
	{
		return 'tr554fgft15edfgc';
	}

	static public function option_name()
	{
		return 'dajeqiys81rqw78eiuk7rshkgihhq0s901u';
	}

	static public function api_url()
	{
		return 'http://guard.faosclass.com/api/v1/';
	}

	static public function productName()
	{
		return 'faosclass_divar_man_theme';
	}
}

function faosc_themes_script()
{
	if (!OC_ADMIN) {
		osc_enqueue_style('faosc-jquery-ui', osc_current_web_theme_url('js/jquery-ui/jquery-ui-1.10.2.custom.min.css'));
		osc_enqueue_style('faosc-themes-bootstrap-min', osc_current_web_theme_url('css/bootstrap.min.css'));
		osc_enqueue_style('faosc-themes-bootstrap-rtl', osc_current_web_theme_url('css/bootstrap-rtl.min.css'));
		osc_enqueue_style('faosc-themes-style', osc_current_web_theme_url('css/style.css'));
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