private function desencapsular($xml)
{
$encapsulado = $xml->datos;
if (strlen($encapsulado) > 0) {
$char .= "";
for ($i = 0; $i < strlen($encapsulado); $i = $i + 2) {
$caracter = chr(hexdec(substr($encapsulado, $i, 2)));
$char .= substr($caracter, strlen($caracter) - 2);
}
$key = md5("Kojoruq1999789po");
$iv = "dasdREWTRB0098gt";
$AES = new AES_Encryption($key, $iv);
$encapsulado = $AES->decrypt($char);
$dom = new DOMDocument();
$dom->loadXML($encapsulado);
$xml_desencapsulado = simplexml_import_dom($dom);
return $xml_desencapsulado;
} else {
return $xml;
}
}
function aesDecrypt($data, $encode = 'url')
{
if ($data == CPropertyValue::ensureInteger($data) . '') {
//xmail('Decrypting data which is not encrypted', app()->request->requestUri, SETTINGS_DEV_EMAILS);
return $data;
}
$key = hasParam('SETTINGS_AES_ENCRYPT_IV', 'aninditioncmskey');
Yii::import('Xpress.extensions.vendors.encryption.AES_Encryption');
$aes = new AES_Encryption(hasParam('SETTINGS_AES_ENCRYPT_KEY', '5682825638385896'), $key);
switch ($encode) {
case 'url':
$data = base64_decode(strtr($data, array('-' => '+', '_' => '/')));
break;
case 'base64':
$data = base64_decode($data);
break;
}
return $aes->decrypt($data);
}
/**
* Decrypt a value encyrpted using AES 256 encryption in CBC mode.
*
* @param string $value Value to be decrypted
* @return string Decrypted value.
*/
public function decrypt($value)
{
$AES = new AES_Encryption($this->algorithm_key, $this->algorithm_iv);
return $AES->decrypt(base64_decode($value));
}
