JezK

Edit File: Checkout.php

<?php
App::uses('HttpSocket', 'Network/Http');

class Checkout extends AppModel
{
    public $useTable = false;

public function cartProduct($carts)
    {
        $products = array();
        $record_arr = array();
        if (null != $carts) {
            $Package = ClassRegistry::init('Package');
            foreach ($carts as $productId => $count) {
                $product = $Package->findById($productId);
                $record_arr[] = array('name' => $product['Package']['name'], 'tax' => 0.00, 'shipping' => 0.00, 'description' => '',
                    'quantity' => $count, 'amount' => $product['Package']['amount'], 'subtotal' => $count * $product['Package']['amount']);
            }
        }
        return $record_arr;
    }

private function setStudentGroup($examId, $studentId)
    {
        $ExamGroup = ClassRegistry::init('ExamGroup');
        $StudentGroup = ClassRegistry::init('StudentGroup');
        $examGroupArr = $ExamGroup->findAllByExamId($examId);
        $studentSaveArr = array();
        if ($examGroupArr) {
            foreach ($examGroupArr as $item) {
                $groupId = $item['ExamGroup']['group_id'];
                $studentGroupArr = $StudentGroup->findByStudentIdAndGroupId($studentId, $groupId);
                if (!$studentGroupArr) {
                    $studentSaveArr[] = array(
                        'StudentGroup' => array(
                            'student_id' => $studentId,
                            'group_id' => $groupId
                        ),
                    );
                }
            }
            if ($studentSaveArr) {
                $StudentGroup->create();
                $StudentGroup->saveAll($studentSaveArr);
            }
        }
    }

public function setStudentGroupByPackage($packageId, $studentId)
    {
        $Group = ClassRegistry::init('Group');
        $StudentGroup = ClassRegistry::init('StudentGroup');
        $packageGroupArr = $Group->findAllByPackageId($packageId);
        $studentSaveArr = array();
        if ($packageGroupArr) {
            foreach ($packageGroupArr as $item) {
                $groupId = $item['Group']['id'];
                $studentGroupArr = $StudentGroup->findByStudentIdAndGroupId($studentId, $groupId);
                if (!$studentGroupArr) {
                    $studentSaveArr[] = array(
                        'StudentGroup' => array(
                            'student_id' => $studentId,
                            'group_id' => $groupId
                        ),
                    );
                }
            }
            if ($studentSaveArr) {
                $StudentGroup->create();
                $StudentGroup->saveAll($studentSaveArr);
            }
        }
    }

function encrypt($plainText, $key)
    {
        $secretKey = $this->hextobin(md5($key));
        $initVector = pack("C*", 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f);
        $openMode = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', 'cbc', '');
        $blockSize = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, 'cbc');
        $plainPad = $this->pkcs5_pad($plainText, $blockSize);
        if (mcrypt_generic_init($openMode, $secretKey, $initVector) != -1) {
            $encryptedText = mcrypt_generic($openMode, $plainPad);
            mcrypt_generic_deinit($openMode);
        }
        return bin2hex($encryptedText);
    }

function decrypt($encryptedText, $key)
    {
        $secretKey = $this->hextobin(md5($key));
        $initVector = pack("C*", 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f);
        $encryptedText = $this->hextobin($encryptedText);
        $openMode = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', 'cbc', '');
        mcrypt_generic_init($openMode, $secretKey, $initVector);
        $decryptedText = mdecrypt_generic($openMode, $encryptedText);
        $decryptedText = rtrim($decryptedText, "\0");
        mcrypt_generic_deinit($openMode);
        return $decryptedText;

}

//*********** Padding Function *********************

function pkcs5_pad($plainText, $blockSize)
    {
        $pad = $blockSize - (strlen($plainText) % $blockSize);
        return $plainText . str_repeat(chr($pad), $pad);
    }

//********** Hexadecimal to Binary function for php 4.0 version ********

function hextobin($hexString)
 {
 $length = strlen($hexString);
 $binString = "";
 $count = 0;
 while ($count < $length) {
 $subString = substr($hexString, $count, 2);
 $packedString = pack("H*", $subString);
 if ($count == 0) {
 $binString = $packedString;
 } else {
 $binString .= $packedString;
 }

$count += 2;
        }
        return $binString;
    }

public function ccAvenuePaymentStatus($studentId, $accessCode, $workingKey)
    {
        $Payment = ClassRegistry::init('Payment');
        $paymentArr = $Payment->find('first', array(
                'conditions' => array(
                    'student_id' => $studentId,
                    'status' => 'Pending',
                    'type' => 'CAE',
                    'transaction_id IS NULL'),
                'recursive' => 2)
        );
        if ($paymentArr) {
            $this->HttpSocket = new HttpSocket();
            $token = $paymentArr['Payment']['token'];
            $enc_request = $this->encrypt("|" . $token . "|", $workingKey);
            $url = "https://api.ccavenue.com/apis/servlet/DoWebTrans";
            $query = array("enc_request" => $enc_request, "access_code" => $accessCode, "command" => "orderStatusTracker", "request_type" => "STRING", "response_type" => "JSON");
            $response = $this->HttpSocket->post($url, $query);
            if ($response && $response['body']) {
                $responseArr = explode("&", $response['body']);
                if ($responseArr[0] == "status=0") {
                    $encResponse = str_replace("enc_response=", "", $responseArr[1]);
                    $encodeString = $this->decrypt($encResponse, $workingKey);
                    $encodeStringArr = explode("}}", $encodeString);
                    $jsonValue = $encodeStringArr[0] . '}}';
                    $decryptValues = json_decode($jsonValue, TRUE);
                    $transactionId = $decryptValues['Order_Status_Result']['reference_no'];
                    $order_status = $decryptValues['Order_Status_Result']['order_status'];
                    if ($order_status == "Successful") {
                        $this->packageExamOrder($paymentArr);
                        $Payment->save(array('id' => $paymentArr['Payment']['id'], 'transaction_id' => $transactionId, 'status' => 'Approved'));
                    } else {
                        $Payment->save(array('id' => $paymentArr['Payment']['id'], 'transaction_id' => $transactionId, 'status' => 'Cancelled'));
                    }
                }
            }
        }
    }

public function payumoneyPaymentStatus($studentId, $merchantKey, $authorization, $url)
    {
        $Payment = ClassRegistry::init('Payment');
        $paymentArr = $Payment->find('first', array(
                'conditions' => array(
                    'student_id' => $studentId,
                    'status' => 'Pending',
                    'type' => 'PME',
                    'transaction_id IS NULL'),
                'recursive' => 2)
        );
        if ($paymentArr) {
            $this->HttpSocket = new HttpSocket();
            $token = $paymentArr['Payment']['token'];
            $url = $url .= '?merchantTransactionIds=' . $token . '&merchantKey=' . $merchantKey;
            $response = $this->HttpSocket->post($url, null, array('header' => array('Content-Type' => 'application/json', 'Authorization' => $authorization)));
            if ($response && $response['body']) {
                $responseArr = json_decode($response['body'], TRUE);
                if ($responseArr['status'] == "0") {
                    $transactionId = $responseArr['result'][0]['merchantTransactionId'];
                    $order_status = $responseArr['result'][0]['status'];
                    if ($order_status == "Money with Payumoney") {
                        $this->packageExamOrder($paymentArr);
                        $Payment->save(array('id' => $paymentArr['Payment']['id'], 'transaction_id' => $transactionId, 'status' => 'Approved'));
                    } else {
                        $Payment->save(array('id' => $paymentArr['Payment']['id'], 'transaction_id' => $transactionId, 'status' => 'Cancelled'));
                    }
                } else {
                    $Payment->save(array('id' => $paymentArr['Payment']['id'], 'status' => 'Cancelled'));
                }
            }
        }
    }
}