<?php

/**
 * ECTouch E-Commerce Project
 * ============================================================================
 * Copyright (c) 2014-2016 http://ectouch.cn All rights reserved.
 * ----------------------------------------------------------------------------
 * This is NOT a freeware, use is subject to license terms
 * ----------------------------------------------------------------------------
 * Licensed ( http://www.ectouch.cn/license )
 * ----------------------------------------------------------------------------
 */

define('UC_CLIENT_VERSION', '1.6.0');	//note UCenter 版本标识
define('UC_CLIENT_RELEASE', '20110501');

define('API_SYNLOGIN', 1);		//note 同步登录 API 接口开关
define('API_SYNLOGOUT', 1);		//note 同步登出 API 接口开关
define('API_UPDATEHOSTS', 1);		//note 更新域名解析缓存 开关
define('API_UPDATEAPPS', 1);		//note 更新应用列表 开关
define('API_UPDATECLIENT', 1);		//note 更新客户端缓存 开关

define('API_RETURN_SUCCEED', '1');
define('API_RETURN_FAILED', '-1');
define('API_RETURN_FORBIDDEN', '-2');

defined('ROOT_PATH') or define('ROOT_PATH', realpath('../') . '/');

//note 普通的 http 通知方式
if(!defined('IN_UC')) {
	error_reporting(0);
	require_once ROOT_PATH.'plugins/uc_client/config.inc.php';
	require_once ROOT_PATH.'plugins/uc_client/client.php';

	$code = @$_GET['code'];
	parse_str(uc_authcode($code, 'DECODE', UC_KEY), $get);

	$timestamp = time();
	if($timestamp - $get['time'] > 3600) {
		exit('Authracation has expiried');
	}
	if(empty($get)) {
		exit('Invalid Request');
	}
	$action = $get['action'];

	$post = uc_unserialize(file_get_contents('php://input'));

	if(in_array($get['action'], array('test', 'synlogin', 'synlogout', 'updatehosts', 'updateapps', 'updateclient'))) {
		$uc_note = new uc_note();
		exit($uc_note->$get['action']($get, $post));
	} else {
		exit(API_RETURN_FAILED);
	}
} else {
  exit(API_RETURN_FAILED);
}

class uc_note {

	var $db = '';

	function uc_note() {
		$this->db = $GLOBALS['db'];
	}

	function test($get, $post) {
		return API_RETURN_SUCCEED;
	}

	function synlogin($get, $post) {
		$uid = $get['uid'];
		$username = $get['username'];
		if(!API_SYNLOGIN) {
			return API_RETURN_FORBIDDEN;
		}

		header('P3P: CP="CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"');
		// _setcookie('Example_auth', _authcode($uid."\t".$username, 'ENCODE'));
	}

	function synlogout($get, $post) {
		if(!API_SYNLOGOUT) {
			return API_RETURN_FORBIDDEN;
		}

		//note 同步登出 API 接口
		header('P3P: CP="CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"');
		// _setcookie('Example_auth', '', -86400 * 365);
	}

	function updatehosts($get, $post) {
		if(!API_UPDATEHOSTS) {
			return API_RETURN_FORBIDDEN;
		}
		$cachefile = ROOT_PATH.'plugins/uc_client/data/cache/hosts.php';
		$fp = fopen($cachefile, 'w');
		$s = "<?php\r\n";
		$s .= '$_CACHE[\'hosts\'] = '.var_export($post, TRUE).";\r\n";
		fwrite($fp, $s);
		fclose($fp);
		return API_RETURN_SUCCEED;
	}

	function updateapps($get, $post) {
		if(!API_UPDATEAPPS) {
			return API_RETURN_FORBIDDEN;
		}
		$UC_API = $post['UC_API'];

		//note 写 app 缓存文件
		$cachefile = ROOT_PATH.'plugins/uc_client/data/cache/apps.php';
		$fp = fopen($cachefile, 'w');
		$s = "<?php\r\n";
		$s .= '$_CACHE[\'apps\'] = '.var_export($post, TRUE).";\r\n";
		fwrite($fp, $s);
		fclose($fp);

		//note 写配置文件
		if(is_writeable(ROOT_PATH.'plugins/uc_client/config.inc.php')) {
			$configfile = trim(file_get_contents(ROOT_PATH.'plugins/uc_client/config.inc.php'));
			$configfile = substr($configfile, -2) == '?>' ? substr($configfile, 0, -2) : $configfile;
			$configfile = preg_replace("/define\('UC_API',\s*'.*?'\);/i", "define('UC_API', '$UC_API');", $configfile);
			if($fp = @fopen(ROOT_PATH.'plugins/uc_client/config.inc.php', 'w')) {
				@fwrite($fp, trim($configfile));
				@fclose($fp);
			}
		}
	
		return API_RETURN_SUCCEED;
	}

	function updateclient($get, $post) {
		if(!API_UPDATECLIENT) {
			return API_RETURN_FORBIDDEN;
		}
		$cachefile = ROOT_PATH.'plugins/uc_client/data/cache/settings.php';
		$fp = fopen($cachefile, 'w');
		$s = "<?php\r\n";
		$s .= '$_CACHE[\'settings\'] = '.var_export($post, TRUE).";\r\n";
		fwrite($fp, $s);
		fclose($fp);
		return API_RETURN_SUCCEED;
	}

}