ok
Mini Shell
<?php
namespace App\Http\Controllers\Gateway\Paytm;
class PayTM{
/*
* For PayTM
*/
public function encrypt_e($input, $ky)
{
$key = html_entity_decode($ky);
$iv = "@@@@&&&&####$$$$";
$data = openssl_encrypt($input, "AES-128-CBC", $key, 0, $iv);
return $data;
}
public function decrypt_e($crypt, $ky)
{
$key = html_entity_decode($ky);
$iv = "@@@@&&&&####$$$$";
$data = openssl_decrypt($crypt, "AES-128-CBC", $key, 0, $iv);
return $data;
}
public function pkcs5_pad_e($text, $blocksize)
{
$pad = $blocksize - (strlen($text) % $blocksize);
return $text . str_repeat(chr($pad), $pad);
}
public function pkcs5_unpad_e($text)
{
return $text;
/*
$pad = ord($text{
strlen($text) - 1});
if ($pad > strlen($text))
return false;
return substr($text, 0, -1 * $pad);
*/
}
public function generateSalt_e($length)
{
$random = "";
srand((float) microtime() * 1000000);
$data = "AbcDE123IJKLMN67QRSTUVWXYZ";
$data .= "aBCdefghijklmn123opq45rs67tuv89wxyz";
$data .= "0FGH45OP89";
for ($i = 0; $i < $length; $i++) {
$random .= substr($data, (rand() % (strlen($data))), 1);
}
return $random;
}
public function checkString_e($value)
{
$myvalue = ltrim($value);
$myvalue = rtrim($myvalue);
if ($myvalue == 'null')
$myvalue = '';
return $myvalue;
}
public function getChecksumFromArray($arrayList, $key, $sort = 1)
{
if ($sort != 0) {
ksort($arrayList);
}
$str = $this->getArray2Str($arrayList);
$salt = $this->generateSalt_e(4);
$finalString = $str . "|" . $salt;
$hash = hash("sha256", $finalString);
$hashString = $hash . $salt;
$checksum = $this->encrypt_e($hashString, $key);
return $checksum;
}
public function verifychecksum_e($arrayList, $key, $checksumvalue)
{
$arrayList = $this->removeCheckSumParam($arrayList);
ksort($arrayList);
$str = $this->getArray2StrForVerify($arrayList);
$paytm_hash = $this->decrypt_e($checksumvalue, $key);
$salt = substr($paytm_hash, -4);
$finalString = $str . "|" . $salt;
$website_hash = hash("sha256", $finalString);
$website_hash .= $salt;
$validFlag = "FALSE";
if ($website_hash == $paytm_hash) {
$validFlag = "TRUE";
} else {
$validFlag = "FALSE";
}
return $validFlag;
}
public function getArray2Str($arrayList)
{
$findme = 'REFUND';
$findmepipe = '|';
$paramStr = "";
$flag = 1;
foreach ($arrayList as $key => $value) {
$pos = strpos($value, $findme);
$pospipe = strpos($value, $findmepipe);
if ($pos !== false || $pospipe !== false) {
continue;
}
if ($flag) {
$paramStr .= $this->checkString_e($value);
$flag = 0;
} else {
$paramStr .= "|" . $this->checkString_e($value);
}
}
return $paramStr;
}
public function getArray2StrForVerify($arrayList)
{
$paramStr = "";
$flag = 1;
foreach ($arrayList as $key => $value) {
if ($flag) {
$paramStr .= $this->checkString_e($value);
$flag = 0;
} else {
$paramStr .= "|" . $this->checkString_e($value);
}
}
return $paramStr;
}
public function redirect2PG($paramList, $key)
{
$hashString = $this->getchecksumFromArray($paramList);
$checksum = $this->encrypt_e($hashString, $key);
}
public function removeCheckSumParam($arrayList)
{
if (isset($arrayList["CHECKSUMHASH"])) {
unset($arrayList["CHECKSUMHASH"]);
}
return $arrayList;
}
public function getTxnStatus($requestParamList)
{
return $this->callAPI(PAYTM_STATUS_QUERY_URL, $requestParamList);
}
public function initiateTxnRefund($requestParamList)
{
$CHECKSUM = $this->getChecksumFromArray($requestParamList, PAYTM_MERCHANT_KEY, 0);
$requestParamList["CHECKSUM"] = $CHECKSUM;
return $this->callAPI(PAYTM_REFUND_URL, $requestParamList);
}
public function callAPI($apiURL, $requestParamList)
{
$jsonResponse = "";
$responseParamList = array();
$JsonData = json_encode($requestParamList);
$postData = 'JsonData=' . urlencode($JsonData);
$ch = curl_init($apiURL);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_HTTPHEADER, array(
'Content-Type: application/json',
'Content-Length: ' . strlen($postData)
));
$jsonResponse = curl_exec($ch);
$responseParamList = json_decode($jsonResponse, true);
return $responseParamList;
}
public function sanitizedParam($param)
{
$pattern[0] = "%,%";
$pattern[1] = "%#%";
$pattern[2] = "%\(%";
$pattern[3] = "%\)%";
$pattern[4] = "%\{%";
$pattern[5] = "%\}%";
$pattern[6] = "%<%";
$pattern[7] = "%>%";
$pattern[8] = "%`%";
$pattern[9] = "%!%";
$pattern[10] = "%\\$%";
$pattern[11] = "%\%%";
$pattern[12] = "%\^%";
$pattern[13] = "%=%";
$pattern[14] = "%\+%";
$pattern[15] = "%\|%";
$pattern[16] = "%\\\%";
$pattern[17] = "%:%";
$pattern[18] = "%'%";
$pattern[19] = "%\"%";
$pattern[20] = "%;%";
$pattern[21] = "%~%";
$pattern[22] = "%\[%";
$pattern[23] = "%\]%";
$pattern[24] = "%\*%";
$pattern[25] = "%&%";
$sanitizedParam = preg_replace($pattern, "", $param);
return $sanitizedParam;
}
public function callNewAPI($apiURL, $requestParamList)
{
$jsonResponse = "";
$responseParamList = array();
$JsonData = json_encode($requestParamList);
$postData = 'JsonData=' . urlencode($JsonData);
$ch = curl_init($apiURL);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt(
$ch,
CURLOPT_HTTPHEADER,
array(
'Content-Type: application/json',
'Content-Length: ' . strlen($postData)
)
);
$jsonResponse = curl_exec($ch);
$responseParamList = json_decode($jsonResponse, true);
return $responseParamList;
}
}
Zerion Mini Shell 1.0