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Direktori : /home2/selectio/www/myclassicfit.com-1/app/Http/Controllers/ |
Current File : /home2/selectio/www/myclassicfit.com-1/app/Http/Controllers/PaytmController.php |
<?php namespace App\Http\Controllers; use App\CPU\CartManager; use App\CPU\Helpers; use App\CPU\OrderManager; use App\Model\Order; use Brian2694\Toastr\Facades\Toastr; use Illuminate\Http\Request; use Illuminate\Support\Facades\Config; class PaytmController extends Controller { function encrypt_e($input, $ky) { $key = html_entity_decode($ky); $iv = "@@@@&&&&####$$$$"; $data = openssl_encrypt($input, "AES-128-CBC", $key, 0, $iv); return $data; } function decrypt_e($crypt, $ky) { $key = html_entity_decode($ky); $iv = "@@@@&&&&####$$$$"; $data = openssl_decrypt($crypt, "AES-128-CBC", $key, 0, $iv); return $data; } function generateSalt_e($length) { $random = ""; srand((double)microtime() * 1000000); $data = "AbcDE123IJKLMN67QRSTUVWXYZ"; $data .= "aBCdefghijklmn123opq45rs67tuv89wxyz"; $data .= "0FGH45OP89"; for ($i = 0; $i < $length; $i++) { $random .= substr($data, (rand() % (strlen($data))), 1); } return $random; } function checkString_e($value) { if ($value == 'null') $value = ''; return $value; } function getChecksumFromArray($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 $checksum; } function getChecksumFromString($str, $key) { $salt = $this->generateSalt_e(4); $finalString = $str . "|" . $salt; $hash = hash("sha256", $finalString); $hashString = $hash . $salt; $checksum = $this->encrypt_e($hashString, $key); return $checksum; } function verifychecksum_e($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 $validFlag; } function verifychecksum_eFromStr($str, $key, $checksumvalue) { $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 $validFlag; } function getArray2Str($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 $paramStr; } function getArray2StrForVerify($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 $paramStr; } function redirect2PG($paramList, $key) { $hashString = $this->getchecksumFromArray($paramList); $checksum = $this->encrypt_e($hashString, $key); } function removeCheckSumParam($arrayList) { if (isset($arrayList["CHECKSUMHASH"])) { unset($arrayList["CHECKSUMHASH"]); } return $arrayList; } function getTxnStatus($requestParamList) { return $this->callAPI("PAYTM_STATUS_QUERY_URL", $requestParamList); } function getTxnStatusNew($requestParamList) { return $this->callNewAPI("PAYTM_STATUS_QUERY_NEW_URL", $requestParamList); } function initiateTxnRefund($requestParamList) { $CHECKSUM = $this->getRefundChecksumFromArray($requestParamList, "PAYTM_MERCHANT_KEY", 0); $requestParamList["CHECKSUM"] = $CHECKSUM; return $this->callAPI("PAYTM_REFUND_URL", $requestParamList); } function callAPI($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 $responseParamList; } function callNewAPI($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 $responseParamList; } function getRefundChecksumFromArray($arrayList, $key, $sort = 1) { if ($sort != 0) { ksort($arrayList); } $str = $this->getRefundArray2Str($arrayList); $salt = $this->generateSalt_e(4); $finalString = $str . "|" . $salt; $hash = hash("sha256", $finalString); $hashString = $hash . $salt; $checksum = $this->encrypt_e($hashString, $key); return $checksum; } function getRefundArray2Str($arrayList) { $findmepipe = '|'; $paramStr = ""; $flag = 1; foreach ($arrayList as $key => $value) { $pospipe = strpos($value, $findmepipe); if ($pospipe !== false) { continue; } if ($flag) { $paramStr .= $this->checkString_e($value); $flag = 0; } else { $paramStr .= "|" . $this->checkString_e($value); } } return $paramStr; } function callRefundAPI($refundApiURL, $requestParamList) { $jsonResponse = ""; $responseParamList = array(); $JsonData = json_encode($requestParamList); $postData = 'JsonData=' . urlencode($JsonData); $ch = curl_init($refundApiURL); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); curl_setopt($ch, CURLOPT_URL, $refundApiURL); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, $postData); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); $headers = array(); $headers[] = 'Content-Type: application/json'; curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); $jsonResponse = curl_exec($ch); $responseParamList = json_decode($jsonResponse, true); return $responseParamList; } //payment functions public function payment(Request $request) { $order_id = Order::orderBy('id', 'DESC')->first()->id ?? 100001; $discount = session()->has('coupon_discount') ? session('coupon_discount') : 0; $value = CartManager::cart_grand_total() - $discount; $user = Helpers::get_customer(); $paramList = array(); $ORDER_ID = $order_id; $CUST_ID = $user['id']; $INDUSTRY_TYPE_ID = $request["INDUSTRY_TYPE_ID"]; $CHANNEL_ID = $request["CHANNEL_ID"]; $TXN_AMOUNT = round($value, 2); // Create an array having all required parameters for creating checksum. $paramList["MID"] = Config::get('config_paytm.PAYTM_MERCHANT_MID'); $paramList["ORDER_ID"] = $ORDER_ID; $paramList["CUST_ID"] = $CUST_ID; $paramList["INDUSTRY_TYPE_ID"] = $INDUSTRY_TYPE_ID; $paramList["CHANNEL_ID"] = $CHANNEL_ID; $paramList["TXN_AMOUNT"] = $TXN_AMOUNT; $paramList["WEBSITE"] = Config::get('config_paytm.PAYTM_MERCHANT_WEBSITE'); $paramList["CALLBACK_URL"] = route('paytm-response'); $paramList["MSISDN"] = $user['phone']; //Mobile number of customer $paramList["EMAIL"] = $user['email']; //Email ID of customer $paramList["VERIFIED_BY"] = "EMAIL"; // $paramList["IS_USER_VERIFIED"] = "YES"; // //Here checksum string will return by getChecksumFromArray() function. $checkSum = $this->getChecksumFromArray($paramList, Config::get('config_paytm.PAYTM_MERCHANT_KEY')); return view('paytm-payment-view', compact('checkSum', 'paramList')); } public function callback(Request $request) { $paramList = $_POST; $paytmChecksum = isset($_POST["CHECKSUMHASH"]) ? $_POST["CHECKSUMHASH"] : ""; //Sent by Paytm pg //Verify all parameters received from Paytm pg to your application. Like MID received from paytm pg is same as your application’s MID, TXN_AMOUNT and ORDER_ID are same as what was sent by you to Paytm PG for initiating transaction etc. $isValidChecksum = $this->verifychecksum_e($paramList, Config::get('config_paytm.PAYTM_MERCHANT_KEY'), $paytmChecksum); //will return TRUE or FALSE string. if ($isValidChecksum == "TRUE") { if ($request["STATUS"] == "TXN_SUCCESS") { $unique_id = OrderManager::gen_unique_id(); $order_ids = []; foreach (CartManager::get_cart_group_ids() as $group_id) { $data = [ 'payment_method' => 'paytm', 'order_status' => 'confirmed', 'payment_status' => 'paid', 'transaction_ref' => 'trx_' . $unique_id, 'order_group_id' => $unique_id, 'cart_group_id' => $group_id ]; $order_id = OrderManager::generate_order($data); array_push($order_ids, $order_id); } if (session()->has('payment_mode') && session('payment_mode') == 'app') { CartManager::cart_clean(); return redirect()->route('payment-success'); } else { CartManager::cart_clean(); return view('web-views.checkout-complete'); } } } if (session()->has('payment_mode') && session('payment_mode') == 'app') { return redirect()->route('payment-fail'); } Toastr::error('Payment process failed!'); return back(); } }