/**
* 3DES 解密 进行了补位的16进制表示的字符串数据
*
* @param $keys
* @param $data
* @return string
*/
public static function decrypt4HexStr($keys, $data)
{
$hexSourceData = array();
$hexSourceData = ByteUtils::hexStrToBytes($data);
//var_dump($hexSourceData);
// 解密
$unDesResult = TDESUtil::decrypt(ByteUtils::toStr($hexSourceData), $keys);
//echo $unDesResult;
$unDesResultByte = ByteUtils::getBytes($unDesResult);
//var_dump($unDesResultByte);
$dataSizeByte = array();
for ($i = 0; $i < 4; $i++) {
$dataSizeByte[$i] = $unDesResultByte[$i];
}
// 有效数据长度
$dsb = ByteUtils::byteArrayToInt($dataSizeByte, 0);
$tempData = array();
for ($j = 0; $j < $dsb; $j++) {
$tempData[$j] = $unDesResultByte[4 + $j];
}
return ByteUtils::hexTobin(ByteUtils::bytesToHex($tempData));
}
/**
* @zrone\NAME 封装退款表单参数
* @zrone\DETAIL 订单里需要加字段验证
*
* @param array $formData
*
* @return array
*/
public static function filterRefundFormData(array $formData)
{
$param = array();
$param['merchantNum'] = self::$_merchant;
// 商户号
$param["version"] = '1.0';
// 退款版本号
$data = array('tradeNum' => isset($formData["tradeNum"]) ? $formData["tradeNum"] : "", 'oTradeNum' => isset($formData["oTradeNum"]) ? $formData["oTradeNum"] : "", 'tradeAmount' => isset($formData["tradeAmount"]) ? $formData["tradeAmount"] : 0, 'tradeCurrency' => 'CNY', 'tradeDate' => date("Ymd", $_SERVER['REQUEST_TIME']), 'tradeTime' => date("His", $_SERVER['REQUEST_TIME']), 'tradeNotice' => self::$_serverRefundUrl, 'tradeNote' => isset($formData["tradeNote"]) ? $formData["tradeNote"] : "");
$param['data'] = TDESUtil::encrypt2HexStr(base64_decode(self::$_DES), json_encode($data));
$tradeData = hash("sha256", $param['data']);
$param["merchantSign"] = RSAUtils::encryptByPrivateKey($tradeData);
return $param;
}