/** Envia dados criptografados para o browser
*
*
*/
function _sendEncriptedData($dt)
{
//Json encoder
$enc = json_encode($dt);
//Encriptando
Lib\Aes::size(256);
$enc = Lib\Aes::enc($enc, $this->key);
//Enviando
exit($enc);
}
public function __construct()
{
parent::__construct();
//$uid = cookie('uid');
$uid = 3;
if (!isset($uid) || empty($uid)) {
$get = I('get.');
if (isset($get['code']) && $get['code']) {
$aes = new Aes();
$code = $aes->decrypt($get['code']);
$uid = $code;
cookie('uid', $code);
} else {
//$this->error("请在微信端打开网页");
//exit;
//redirect($_SERVER['HTTP_HOST'] . '/weixin/web.php');
cookie('url', $_SERVER['HTTP_REFERER']);
$url = $_SERVER['HTTP_HOST'] . '/weixin/web.php';
//var_dump($url);die;
header("Location:http://" . $url);
}
}
$this->uid = $uid;
}
private function getFile($rec)
{
$dir = App::upload() . $rec->tk . '/';
if (!file_exists($dir . $rec->name)) {
exit;
}
$key = $this->getKey($rec->tk);
if ($key === false) {
exit;
}
//se a KEY não existir, sai em silêncio
$f = base64_encode(file_get_contents($dir . $rec->name));
//Codifica com AKEY do usuário (TK)
Lib\Aes::size(256);
$f = Lib\Aes::enc($f, $key);
//Envia o arquivo solicitado
exit(json_encode(array_merge(get_object_vars($rec), ['name' => $rec->name, 'file' => $f])));
}
function encMSG($msg, $id)
{
//get key
$this->db->query('SELECT * FROM users WHERE ID = :id', [':id' => $id]);
$rs = $this->db->result();
if ($rs === false) {
return false;
}
//encryt
Lib\Aes::size(256);
return Lib\Aes::enc($msg, $rs[0]->SKEY);
}
