/**
* @package nexapayPayment
*/
/*
Plugin Name: nexapay Woo Commerce Plugin
Plugin URI: https://nexapay.in/integration/
Description: This plugin allows you to integrate with Nexapay payment gateway.
Version:1.0.0
Author: nexapay
Author URI: https://dev.nexapay.in/
License: GPLv2 or Later
Text Domain: wc_nexapay_payment
*/
/**
* Check if WooCommerce is active
**/
if ( in_array( 'woocommerce/woocommerce.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ) ) ) {
// Put your plugin code here
}
if ( !function_exists( 'add_action' ) ) {
echo 'Hi there! I\'m just a plugin, not much I can do when called directly.';
exit;
}
add_action( 'plugins_loaded', 'wc_nexapay_gateway_init', 0 );
define('MakeRequest', WP_PLUGIN_URL . "/" . plugin_basename(dirname(__FILE__)) . '/MakeRequest.php');
function wc_nexapay_gateway_init() {
if(class_exists('WC_Payment_Gateway')){
class WC_nexapay_Payment_Gateway extends WC_Payment_Gateway {
// The meat and potatoes of our gateway will go here
public function __construct(){
global $woocommerce;
global $wpdb;
$this->id = 'nexapay';
$this->icon = apply_filters('woocommerce_nexapay_icon',plugins_url('/assets/icon.png',__FILE__));
$this->method_title = __('nexapay','wc_nexapay_payment');
$this->method_description = __('This plugin allows you to integrate with nexapay payments','wc_nexapay_payment');
$this->title = __( "nexapay", 'wc_nexapay_payment' );
$this->description = "nexapay Payment Setting page.";
$this->has_fields = false;
$this->init_form_fields();
$this->init_settings();
$this->title = $this->get_option('title');
$this->url = $this->settings['nexapay_url'];
$this->key_id = $this->settings['key_id'];
$this->secret_key = $this->settings['secret_key'];
$this->description = $this->settings['description'];
$this->prod_id = $this->settings['prod_id'];
$this->request_hashkey = $this->settings['request_hashkey'];
$this->response_hashkey = $this->settings['response_hashkey'];
$this->request_saltkey = $this->settings['request_saltkey'];
$this->response_saltkey = $this->settings['response_saltkey'];
$this->request_aeskey = $this->settings['request_aeskey'];
$this->response_aeskey = $this->settings['response_aeskey'];
add_action('woocommerce_update_options_payment_gateways_'.$this->id, array($this,'process_admin_options'));
//$link = function_exists( 'wc_get_cart_url' ) ? wc_get_cart_url() : $woocommerce->cart->get_cart_url();
$this->thank_you_page(); //http://localhost/wordpress/checkout/
// add_action('the_content', array(&$this, 'thank_you_page'));
// add_action('woocommerce_thank_you_'.$this->id, array($this,'thank_you_page'));
}
public function init_form_fields(){
$this->form_fields = array(
'enabled' => array(
'title' => __( 'Enable/Disable', 'wc_nexapay_payment' ),
'type' => 'checkbox',
'label' => __( 'Enable or Disable nexapay Payments', 'wc_nexapay_payment' ),
'default' => 'yes'
),
'title' => array(
'title' => __( 'Title', 'wc_nexapay_payment' ),
'type' => 'text',
'description' => __( 'Add a new title for the nexapay Payments that customers will see when they are in the checkout page.', 'wc_payripe_payment' ),
'default' => __( 'NexaPay Your Digital Payments Partner', 'wc_nexapay_payment' ),
'desc_tip' => true,
'custom_attributes' => array('readonly' => 'readonly'),
),
'description' => array(
'title' => __( 'Description', 'wc_nexapay_payment' ),
'type' => 'textarea',
'default' =>__('Grow your business with the flawless integration of digital payments solutions!.', 'wc_nexapay_payment'),
'description'=> __('This controls the description which the user sees during checkout.', 'wc_nexapay_payment'),
'desc_tip'=> true,
'custom_attributes' => array('readonly' => 'readonly'),
),
'nexapay_url' => array(
'title' => __('Gateway Url', 'wc_nexapay_payment'),
'type' => 'text',
'default'=> __('https://prod.nexapay.in/payment/gateway/v1/initialrequest','wc_nexapay_payment'),
'description' => __('Will be provided by nexapay payment gateway', 'wc_nexapay_payment'),
'desc_tip' => true,
'custom_attributes' => array('readonly' => 'readonly'),
),
'key_id' => array(
'title' => __('Key Id', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('As provided by nexapay merchant website', 'wc_nexapay_payment'),
'desc_tip' => true
),
'secret_key' => array(
'title' => __('Secret Key', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('As provided by nexapay merchant website', 'wc_nexapay_payment'),
'desc_tip' => true
),
'prod_id' => array(
'title' => __('Product ID', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('Will be provided by nexapay merchant website after production movement', 'wc_nexapay_payment'),
'desc_tip' => true
),
'request_hashkey' => array(
'title' => __('Request Hashkey', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('Request hash key, provided by nexapay merchant web site', 'wc_nexapay_payment'),
'desc_tip' => true
),
'response_hashkey' => array(
'title' => __('Response Hashkey', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('Response Hashkey, provided by nexapay merchant web site', 'wc_nexapay_payment'),
'desc_tip' => true
),
'request_saltkey' => array(
'title' => __('Request Saltkey', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('Request Saltkey, provided by nexapay merchant web site', 'wc_nexapay_payment'),
'desc_tip' => true
),
'response_saltkey' => array(
'title' => __('Response Saltkey', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('Response Saltkey, provided by nexapay merchant web site', 'wc_nexapay_payment'),
'desc_tip' => true
),'request_aeskey' => array(
'title' => __('Request AESkey', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('Request AESkey, provided by nexapay merchant web site', 'wc_nexapay_payment'),
'desc_tip' => true
),
'response_aeskey' => array(
'title' => __('Response AESkey', 'wc_nexapay_payment'),
'type' => 'text',
'description' => __('Response AESkey, provided by nexapay merchant web site', 'wc_nexapay_payment'),
'desc_tip' => true
),
);
}
public function process_payment($order_id){
global $woocommerce;
global $current_user;
//get user details
$current_user = wp_get_current_user();
$user_email = $current_user->user_email;
$first_name = $current_user->user_login;
$last_name = $current_user->shipping_last_name;
$phone_number = $current_user->billing_phone;
$country = $current_user->shipping_country;
$state = $current_user->shipping_state;
$city = $current_user->shipping_city;
$postcode = $current_user->shipping_postcode;
$address_1 = $current_user->shipping_address_1;
$address_2 = $current_user->shipping_address_2;
$udf2 = $first_name." ".$last_name;
$udf3 = $country." ".$state." ".shipping_city." ".$address_1." ".$address_2." ".$postcode;
// $udf4 = "";
// $udf5 = "";
$order= new WC_Order( $order_id );
$keyId = $this->key_id;
$secretKey = $this->secret_key;
$txnCurr = 'INR';
$amount = $order->get_total();
$emailId = $user_email;
$username=$first_name;
$mobileNumber = $phone_number;
$prodId = $this->prod_id;
$requestHashKey = $this->request_hashkey;
$requestSaltKey = $this->request_saltkey;
$requestAESKey = $this->request_aeskey;
$message = $keyId.$secretKey.$txnCurr.$amount.$emailId.$mobileNumber;
$signature =hash_hmac('sha256', $message, $requestHashKey);
$myObj = (object)array();
$myObj->clientId= $this->key_id;
$myObj->clientSecret= $this->secret_key;
$myObj->txnCurr='INR';
$myObj->amount=$order->get_total();
$myObj->emailId= $user_email;
$myObj->prodId= $this->prod_id;
$myObj->username=$username;
$myObj->mobileNumber=$phone_number;
$myObj->signature=$signature;
$myObj->udf1=$order_id;
$myObj->udf2=$udf2;
$myObj->udf3=$udf3;
// $myObj->udf4=$udf4;
// $myObj->udf5=$udf5;
$myJSON = json_encode($myObj);
$encryptJsonObj=$this-> encrypt($myJSON,$requestSaltKey,$requestAESKey);
$order = wc_get_order($order_id);
$order ->update_status('on-hold',__('Awaiting nexapay Payment','wc_nexapay_payment'));
$param = "clientKey=".$keyId."&encrypt=".$encryptJsonObj;
return array(
'result' => 'success',
'redirect' => MakeRequest."?key=".$keyId."&enc=".$encryptJsonObj."&url=".$this->url
);
exit;
}
public function thank_you_page(){
global $woocommerce;
global $wpdb, $woocommerce;
$content = "";
$content .= '
';
$content .= '
nexapay Thank you ';
if(isset($_POST['secureData'])){
add_action('the_content', array(&$this, 'thank_you_page'));
$responseData = $_POST['secureData'];
$responesSaltKey = $this->response_saltkey;
$responesAESKey = $this->response_aeskey;
$decryptJsonObj = $this->decrypt($responseData,$responesSaltKey,$responesAESKey);
$content .= '
';
// Convert JSON string to Array
$dataArray = json_decode($decryptJsonObj, true);
// $content .= "Json : ".$decryptJsonObj;
// $content .=" ";
// =============== response code end ============
$valid = $dataArray['status'].$dataArray['orderId'].$dataArray['transactionId'].$dataArray['bankId'].$dataArray['description'];
// generate hmac sha 256 hashkey
$signature= hash_hmac('sha256', $valid, $this->response_hashkey);
// $content .=" ";
// $content .= $signature;
//================= validate signature ========================
if($dataArray['signature']==$signature){
$content .= "Status : ".$dataArray['status'];
//$content .=" ";
// $content .= "Client Id : ".$dataArray['clientId'];
$content .=" ";
$content .= "Order Id : ".$dataArray['orderId'];
$content .=" ";
$content .= "Bank Id : ".$dataArray['bankId'];
$content .=" ";
$content .= "Transaction Id : ".$dataArray['transactionId'];
$content .=" ";
$content .= "Amount : ".$dataArray['amount'];
$content .=" ";
$content .= "Email Id : ".$dataArray['emailId'];
$content .=" ";
$content .= "Mobile Number : ".$dataArray['mobileNumber'];
// $content .=" ";
//$content .= "Signature : ".$dataArray['signature'];
$content .=" ";
$content .= "Date : ".$dataArray['date'];
$content .=" ";
$content .= "Description : ".$dataArray['description'];
$content .= " ";
// $content .= "Valid Transaction";
$content .= " ";
$order = new WC_Order($dataArray['udf1']);
if($dataArray['status']=="200"){
$order->update_status('wc-completed',__('Payment Completed By nexapay.','wc_nexapay_payment'));
}else if($dataArray['status']=="400"){
$order->update_status('wc-failed');
}else if($dataArray['status']=="402"){
$order->update_status('wc-cancelled');
}
}else{
$content .= " ";
$content .= "Invalid Transaction";
$content .= " ";
}
$content .= '
';
}
$content .= '
';
return $content;
}
public function encrypt($data, $salt,$key) {
if($key != NULL && $data != "" && $salt != ""){
$method = "AES-256-CBC";
/*Converting Array to bytes*/
$iv = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15];
$chars = array_map("chr", $iv);
$IVbytes = join($chars);
$salt1 = mb_convert_encoding($salt, "UTF-8"); /*Encoding to UTF-8*/
$key1 = mb_convert_encoding($key, "UTF-8"); /*Encoding to UTF-8*/
/*SecretKeyFactory Instance of PBKDF2WithHmacSHA1 Java Equivalent*/
$hash = openssl_pbkdf2($key1,$salt1,'256','65536', 'sha1');
$encrypted = openssl_encrypt($data, $method, $hash, OPENSSL_RAW_DATA, $IVbytes);
return bin2hex($encrypted);
}else{
return "String to encrypt, Salt and Key is required.";
}
}
public function decrypt($data, $salt, $key) {
if($key != NULL && $data != "" && $salt != ""){
$dataEncypted = hex2bin($data);
$method = "AES-256-CBC";
/*Converting Array to bytes*/
$iv = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15];
$chars = array_map("chr", $iv);
$IVbytes = join($chars);
$salt1 = mb_convert_encoding($salt, "UTF-8");/*Encoding to UTF-8*/
$key1 = mb_convert_encoding($key, "UTF-8");/*Encoding to UTF-8*/
/*SecretKeyFactory Instance of PBKDF2WithHmacSHA1 Java Equivalent*/
$hash = openssl_pbkdf2($key1,$salt1,'256','65536', 'sha1');
$decrypted = openssl_decrypt($dataEncypted, $method, $hash, OPENSSL_RAW_DATA, $IVbytes);
return $decrypted;
}else{
return "Encrypted String to decrypt, Salt and Key is required.";
}
}
}// class end
add_filter('woocommerce_payment_gateways','add_to_nexapay_payment_gateway');
function add_to_nexapay_payment_gateway($gateways){
$gateways[] = 'WC_nexapay_Payment_Gateway';
return $gateways;
}
}
}
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