399 lines
14 KiB
PHP
399 lines
14 KiB
PHP
@php
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//start common code of all payment gateway
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$identifier = 'paytm';
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$payment_details = session('payment_details');
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$model = $payment_details['success_method']['model_name'];
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$payment_gateway = DB::table('payment_gateways')->where('identifier', $identifier)->first();
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$user = auth()->user();
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$paytm_merchant_key = $paytm_merchant_mid = $paytm_merchant_website = $industry_type_id = $channel_id = '';
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if ($model == 'InstructorPayment') {
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$instructor_payment_keys = DB::table('users')
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->where('id', $payment_details['items'][0]['id'])
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->value('paymentkeys');
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$keys = isset($instructor_payment_keys) ? json_decode($instructor_payment_keys) : null;
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if ($keys) {
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$paytm_merchant_key = $keys->paytm->paytm_merchant_key;
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$paytm_merchant_mid = $keys->paytm->paytm_merchant_mid;
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$paytm_merchant_website = $keys->paytm->paytm_merchant_website;
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$industry_type_id = $keys->paytm->industry_type_id;
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$channel_id = $keys->paytm->channel_id;
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}
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} else {
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$keys = json_decode($payment_gateway->keys);
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$paytm_merchant_key = $keys->paytm_merchant_key;
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$paytm_merchant_mid = $keys->paytm_merchant_mid;
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$paytm_merchant_website = $keys->paytm_merchant_website;
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$industry_type_id = $keys->industry_type_id;
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$channel_id = $keys->channel_id;
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}
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if ($payment_gateway->test_mode == 1) {
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// define('PAYTM_ENVIRONMENT', 'TEST'); // PROD or TEST
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$PAYTM_STATUS_QUERY_NEW_URL = 'https://securegw-stage.paytm.in/merchant-status/getTxnStatus';
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$PAYTM_TXN_URL = 'https://securegw-stage.paytm.in/theia/processTransaction';
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} else {
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define('PAYTM_ENVIRONMENT', 'PROD'); // PROD or TEST
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$PAYTM_STATUS_QUERY_NEW_URL = 'https://securegw.paytm.in/merchant-status/getTxnStatus';
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$PAYTM_TXN_URL = 'https://securegw.paytm.in/theia/processTransaction';
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}
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define('PAYTM_MERCHANT_KEY', $paytm_merchant_key);
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define('PAYTM_MERCHANT_MID', $paytm_merchant_mid);
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define('PAYTM_MERCHANT_WEBSITE', $paytm_merchant_website);
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define('PAYTM_REFUND_URL', '');
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define('PAYTM_STATUS_QUERY_URL', $PAYTM_STATUS_QUERY_NEW_URL);
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define('PAYTM_STATUS_QUERY_NEW_URL', $PAYTM_STATUS_QUERY_NEW_URL);
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define('PAYTM_TXN_URL', $PAYTM_TXN_URL);
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//ended common code of all payment gateway
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if (!function_exists('encrypt_e_new_sads')) {
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function encrypt_e_new_sads($input, $ky)
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{
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$key = html_entity_decode($ky);
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$iv = "@@@@&&&&####$$$$";
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$data = openssl_encrypt($input, 'AES-128-CBC', $key, 0, $iv);
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return $data;
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}
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}
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if (!function_exists('decrypt_e')) {
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function decrypt_e($crypt, $ky)
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{
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$key = html_entity_decode($ky);
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$iv = "@@@@&&&&####$$$$";
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$data = openssl_decrypt($crypt, 'AES-128-CBC', $key, 0, $iv);
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return $data;
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}
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}
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if (!function_exists('generateSalt_e')) {
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function generateSalt_e($length)
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{
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$random = '';
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srand((float) microtime() * 1000000);
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$data = 'AbcDE123IJKLMN67QRSTUVWXYZ';
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$data .= 'aBCdefghijklmn123opq45rs67tuv89wxyz';
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$data .= '0FGH45OP89';
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for ($i = 0; $i < $length; $i++) {
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$random .= substr($data, rand() % strlen($data), 1);
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}
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return $random;
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}
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}
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if (!function_exists('checkString_e')) {
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function checkString_e($value)
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{
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if ($value == 'null') {
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$value = '';
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}
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return $value;
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}
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}
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if (!function_exists('getChecksumFromArray')) {
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function getChecksumFromArray($arrayList, $key, $sort = 1)
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{
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if ($sort != 0) {
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ksort($arrayList);
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}
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$str = getArray2Str($arrayList);
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$salt = generateSalt_e(4);
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$finalString = $str . '|' . $salt;
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$hash = hash('sha256', $finalString);
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$hashString = $hash . $salt;
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$checksum = encrypt_e_new_sads($hashString, $key);
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return $checksum;
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}
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}
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if (!function_exists('getChecksumFromString')) {
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function getChecksumFromString($str, $key)
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{
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$salt = generateSalt_e(4);
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$finalString = $str . '|' . $salt;
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$hash = hash('sha256', $finalString);
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$hashString = $hash . $salt;
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$checksum = encrypt_e_new_sads($hashString, $key);
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return $checksum;
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}
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}
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if (!function_exists('verifychecksum_e')) {
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function verifychecksum_e($arrayList, $key, $checksumvalue)
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{
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$arrayList = removeCheckSumParam($arrayList);
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ksort($arrayList);
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$str = getArray2StrForVerify($arrayList);
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$paytm_hash = decrypt_e($checksumvalue, $key);
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$salt = substr($paytm_hash, -4);
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$finalString = $str . '|' . $salt;
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$website_hash = hash('sha256', $finalString);
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$website_hash .= $salt;
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$validFlag = 'FALSE';
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if ($website_hash == $paytm_hash) {
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$validFlag = 'TRUE';
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} else {
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$validFlag = 'FALSE';
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}
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return $validFlag;
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}
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}
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if (!function_exists('verifychecksum_eFromStr')) {
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function verifychecksum_eFromStr($str, $key, $checksumvalue)
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{
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$paytm_hash = decrypt_e($checksumvalue, $key);
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$salt = substr($paytm_hash, -4);
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$finalString = $str . '|' . $salt;
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$website_hash = hash('sha256', $finalString);
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$website_hash .= $salt;
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$validFlag = 'FALSE';
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if ($website_hash == $paytm_hash) {
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$validFlag = 'TRUE';
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} else {
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$validFlag = 'FALSE';
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}
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return $validFlag;
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}
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}
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if (!function_exists('getArray2Str')) {
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function getArray2Str($arrayList)
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{
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$findme = 'REFUND';
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$findmepipe = '|';
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$paramStr = '';
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$flag = 1;
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foreach ($arrayList as $key => $value) {
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$pos = strpos($value, $findme);
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$pospipe = strpos($value, $findmepipe);
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if ($pos !== false || $pospipe !== false) {
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continue;
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}
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if ($flag) {
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$paramStr .= checkString_e($value);
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$flag = 0;
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} else {
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$paramStr .= '|' . checkString_e($value);
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}
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}
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return $paramStr;
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}
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}
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if (!function_exists('getArray2StrForVerify')) {
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function getArray2StrForVerify($arrayList)
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{
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$paramStr = '';
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$flag = 1;
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foreach ($arrayList as $key => $value) {
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if ($flag) {
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$paramStr .= checkString_e($value);
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$flag = 0;
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} else {
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$paramStr .= '|' . checkString_e($value);
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}
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}
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return $paramStr;
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}
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}
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if (!function_exists('redirect2PG')) {
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function redirect2PG($paramList, $key)
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{
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$hashString = getchecksumFromArray($paramList);
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$checksum = encrypt_e_new_sads($hashString, $key);
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}
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}
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if (!function_exists('removeCheckSumParam')) {
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function removeCheckSumParam($arrayList)
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{
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if (isset($arrayList['CHECKSUMHASH'])) {
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unset($arrayList['CHECKSUMHASH']);
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}
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return $arrayList;
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}
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}
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if (!function_exists('getTxnStatus')) {
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function getTxnStatus($requestParamList)
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{
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return callAPI(PAYTM_STATUS_QUERY_URL, $requestParamList);
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}
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}
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if (!function_exists('getTxnStatusNew')) {
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function getTxnStatusNew($requestParamList)
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{
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return callNewAPI(PAYTM_STATUS_QUERY_NEW_URL, $requestParamList);
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}
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}
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if (!function_exists('initiateTxnRefund')) {
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function initiateTxnRefund($requestParamList)
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{
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$CHECKSUM = getRefundChecksumFromArray($requestParamList, PAYTM_MERCHANT_KEY, 0);
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$requestParamList['CHECKSUM'] = $CHECKSUM;
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return callAPI(PAYTM_REFUND_URL, $requestParamList);
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}
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}
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if (!function_exists('callAPI')) {
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function callAPI($apiURL, $requestParamList)
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{
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$jsonResponse = '';
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$responseParamList = [];
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$JsonData = json_encode($requestParamList);
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$postData = 'JsonData=' . urlencode($JsonData);
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$ch = curl_init($apiURL);
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curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');
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curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
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curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json', 'Content-Length: ' . strlen($postData)]);
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$jsonResponse = curl_exec($ch);
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$responseParamList = json_decode($jsonResponse, true);
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return $responseParamList;
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}
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}
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if (!function_exists('callNewAPI')) {
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function callNewAPI($apiURL, $requestParamList)
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{
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$jsonResponse = '';
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$responseParamList = [];
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$JsonData = json_encode($requestParamList);
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$postData = 'JsonData=' . urlencode($JsonData);
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$ch = curl_init($apiURL);
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curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');
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curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
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curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json', 'Content-Length: ' . strlen($postData)]);
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$jsonResponse = curl_exec($ch);
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$responseParamList = json_decode($jsonResponse, true);
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return $responseParamList;
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}
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}
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if (!function_exists('getRefundChecksumFromArray')) {
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function getRefundChecksumFromArray($arrayList, $key, $sort = 1)
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{
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if ($sort != 0) {
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ksort($arrayList);
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}
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$str = getRefundArray2Str($arrayList);
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$salt = generateSalt_e(4);
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$finalString = $str . '|' . $salt;
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$hash = hash('sha256', $finalString);
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$hashString = $hash . $salt;
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$checksum = encrypt_e_new_sads($hashString, $key);
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return $checksum;
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}
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}
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if (!function_exists('getRefundArray2Str')) {
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function getRefundArray2Str($arrayList)
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{
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$findmepipe = '|';
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$paramStr = '';
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$flag = 1;
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foreach ($arrayList as $key => $value) {
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$pospipe = strpos($value, $findmepipe);
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if ($pospipe !== false) {
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continue;
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}
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if ($flag) {
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$paramStr .= checkString_e($value);
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$flag = 0;
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} else {
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$paramStr .= '|' . checkString_e($value);
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}
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}
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return $paramStr;
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}
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}
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if (!function_exists('callRefundAPI')) {
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function callRefundAPI($refundApiURL, $requestParamList)
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{
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$jsonResponse = '';
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$responseParamList = [];
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$JsonData = json_encode($requestParamList);
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$postData = 'JsonData=' . urlencode($JsonData);
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$ch = curl_init($apiURL);
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curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
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curl_setopt($ch, CURLOPT_URL, $refundApiURL);
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curl_setopt($ch, CURLOPT_POST, true);
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curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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$headers = [];
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$headers[] = 'Content-Type: application/json';
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curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
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$jsonResponse = curl_exec($ch);
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$responseParamList = json_decode($jsonResponse, true);
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return $responseParamList;
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}
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}
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// Create an array having all required parameters for creating checksum.
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$paramList = [];
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$paramList['MID'] = $paytm_merchant_mid;
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$paramList['ORDER_ID'] = 'ORDS' . rand(10000, 99999999);
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$paramList['CUST_ID'] = 'CUST' . $user->id;
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$paramList['INDUSTRY_TYPE_ID'] = $industry_type_id;
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$paramList['CHANNEL_ID'] = $channel_id;
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$paramList['TXN_AMOUNT'] = $payment_details['payable_amount'];
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$paramList['WEBSITE'] = $paytm_merchant_website;
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$paramList['CALLBACK_URL'] = $payment_details['success_url'] . '/' . $identifier;
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//Here checksum string will return by getChecksumFromArray() function.
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$checkSum = getChecksumFromArray($paramList, $paytm_merchant_key);
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@endphp
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<html>
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<head>
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<title>Merchant Check Out Page</title>
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</head>
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<body>
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<center>
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<h1>{{ get_phrase('Please do not refresh this page') }}...</h1>
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</center>
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<form method='post' action='{{ PAYTM_TXN_URL }}' name='f1'>
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<table border="f1">
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<tbody>
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@foreach ($paramList as $name => $value)
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<input type="hidden" name="{{ $name }}" value="{{ $value }}">
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@endforeach
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<input type='hidden' name='CHECKSUMHASH' value='{{ $checkSum }}'>
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</tbody>
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</table>
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<script type='text/javascript'>
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document.f1.submit();
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</script>
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</form>
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</body>
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</html>
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