commit bed435640487715148543a956d6903fb5a8f63a6
Author: Thuan Bui <thuanbui87@gmail.com>
Date:   Sat Oct 1 12:51:02 2022 +0700

    Initial version from VNPay

diff --git a/LICENSE b/LICENSE
new file mode 100644
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--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,4 @@
+MIT License
+
+Copyright (c) 2016 Thang Nguyen
+
diff --git a/README.md b/README.md
new file mode 100644
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--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+# vnpay
\ No newline at end of file
diff --git a/composer.json b/composer.json
new file mode 100644
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--- /dev/null
+++ b/composer.json
@@ -0,0 +1,10 @@
+{
+	"autoload": {
+		"psr-4": {
+			"vnpay\\": "src",
+			"vnpay\\Gateways\\": "src/gateways",
+			"vnpay\\Shortcodes\\": "src/shortcodes",
+			"vnpay\\Traits\\": "src/traits"
+		}
+	}
+}
\ No newline at end of file
diff --git a/images/logo.png b/images/logo.png
new file mode 100644
index 0000000..cc9ac45
Binary files /dev/null and b/images/logo.png differ
diff --git a/src/FacadeResponse.php b/src/FacadeResponse.php
new file mode 100644
index 0000000..84a4cd0
--- /dev/null
+++ b/src/FacadeResponse.php
@@ -0,0 +1,20 @@
+<?php
+
+/**
+ * 
+ * @author thangnh
+ * @since  1.0.2
+ */
+
+namespace vnpay\Facades;
+
+interface FacadeResponse {
+
+    public function getResponseDescription($responseCode);
+
+    public function checkResponse($txnResponseCode);
+
+    public function ipn_url_vnpay($txnResponfseCode);
+
+    public function getOrder($orderId);
+}
diff --git a/src/Page.php b/src/Page.php
new file mode 100644
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--- /dev/null
+++ b/src/Page.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ * 
+ * 
+ * @author thangnh
+ * @since  1.0.1
+ */
+
+namespace vnpay;
+
+class Page
+{
+	
+	protected $args;
+
+	public function __construct($args)
+	{
+		
+		$this->args = $args;
+		$this->createPage();
+	}
+
+	public function createPage()
+	{
+		return wp_insert_post($this->args);
+	}
+}
\ No newline at end of file
diff --git a/src/gateways/international/vnpayGateway.php b/src/gateways/international/vnpayGateway.php
new file mode 100644
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--- /dev/null
+++ b/src/gateways/international/vnpayGateway.php
@@ -0,0 +1,226 @@
+<?php
+/**
+ * 
+ * 
+ * @author thangnh
+ * @since  1.0.0
+ */
+
+namespace vnpay\Gateways;
+
+class vnpayGateway extends \WC_Payment_Gateway {
+
+    public function __construct() {
+        $this->id = 'vnpay';
+        $this->icon = $this->get_option('logo');
+        $this->has_fields = false;
+        $this->method_title = __('vnpay', 'woocommerce');
+
+        $this->supports = array(
+            'products',
+            'refunds'
+        );
+
+        // Load the settings.
+        $this->init_form_fields();
+        $this->init_settings();
+
+        // Define user set variables
+        $this->title = $this->get_option('title');
+        $this->description = $this->get_option('description');
+        $this->Url = $this->get_option('Url');
+        $this->terminal = $this->get_option('terminal');
+        $this->secretkey = $this->get_option('secretkey');
+        $this->locale = $this->get_option('locale');
+
+        if (!$this->isValidCurrency()) {
+            $this->enabled = 'no';
+        }
+
+        add_action('woocommerce_update_options_payment_gateways_' . $this->id, array(&$this, 'process_admin_options'));
+    }
+
+    public function getPagesList() {
+        $pagesList = array();
+        $pages = get_pages();
+        if (!empty($pages)) {
+            foreach ($pages as $page) {
+                $pagesList[$page->ID] = $page->post_title;
+            }
+        }
+        return $pagesList;
+    }
+
+    public function init_form_fields() {
+
+        $this->form_fields = array(
+            'enabled' => array(
+                'title' => __('Enable/Disable', 'woocommerce'),
+                'type' => 'checkbox',
+                'label' => __('Enable vnpay Paygate', 'woocommerce'),
+                'default' => 'yes',
+            ),
+            'title' => array(
+                'title' => __('Tiêu đề', 'woocommerce'),
+                'type' => 'text',
+                'description' => 'Tiêu đề thanh toán',
+                'default' => 'Thanh toán qua VNPAY',
+                'desc_tip' => true
+            ),
+            'description' => array(
+                'title' => __('Mô tả', 'woocommerce'),
+                'type' => 'textarea',
+                'description' => __('Mô tả phương thức thanh toán', 'woocommerce'),
+                'default' => __('Thanh toán trực tuyến qua VNPAY', 'woocommerce'),
+                'desc_tip' => true
+            ),
+            'Url' => array(
+                'title' => __('VNPAY URL', 'woocommerce'),
+                'type' => 'text',
+                'description' => 'Url khởi tạo giao dịch sang VNPAY(VNPAY Cung cấp)',
+                'default' => '',
+                'desc_tip' => true
+            ),
+            'terminal' => array(
+                'title' => __('Terminal ID', 'woocommerce'),
+                'type' => 'text',
+                'description' => 'Mã terminal VNPAY cung cấp',
+                'default' => '',
+                'desc_tip' => true
+            ),
+            'secretkey' => array(
+                'title' => __('Secret Key', 'woocommerce'),
+                'type' => 'password',
+                'description' => 'Key cấu hình VNPAY cung cấp',
+                'default' => '',
+                'desc_tip' => true
+            ),
+            'locale' => array(
+                'title' => __('Locale', 'woocommerce'),
+                'type' => 'select',
+                'class' => 'wc-enhanced-select',
+                'description' => __('Choose your locale', 'woocommerce'),
+                'desc_tip' => true,
+                'default' => 'vn',
+                'options' => array(
+                    'vn' => 'vn',
+                    'en' => 'en'
+                )
+            ),
+        );
+    }
+
+    public function process_payment($order_id) {
+        $order = new \WC_Order($order_id);
+        return array(
+            'result' => 'success',
+            'redirect' => $this->redirect($order_id)
+        );
+    }
+
+    public function redirect($order_id) {
+        date_default_timezone_set('Asia/Ho_Chi_Minh');
+        $order = new \WC_Order($order_id);
+        $order->update_status('on-hold');
+        $order->add_order_note(__('Giao dịch chờ thanh toán hoặc chưa hoàn tất', 'woocommerce'));
+        
+        //
+        $forenamefw = $order->get_billing_first_name();
+        $forename = $this->convert_vi_to_en($forenamefw);
+        $surnamefw = $order->get_billing_last_name();
+        $surname = $this->convert_vi_to_en($surnamefw);
+        $mobile = $order->get_billing_phone();
+        $emailfw = $order->get_billing_email();
+        $email = $this->convert_vi_to_en($emailfw);
+            
+        $amount = number_format($order->order_total, 2, '.', '') * 100;
+        $vnp_TxnRef = $order_id;
+        $date = date('Y-m-d H:i:s');
+        $vnp_Url = $this->Url;
+        $vnp_Returnurl = admin_url('admin-ajax.php') . '?action=payment_response&type=international';
+        $vnp_TmnCode = $this->terminal;
+        $hashSecret = $this->secretkey;
+        $vnp_OrderInfo = 'Ma giao dich thanh toan:'.$order_id .'-'.'Ho va ten KH:'.$surname. ' ' .$forename. '-'.'SDT:'.$mobile.'-'.'Email:'.$email;
+        $vnp_OrderType = 'orther';
+        $vnp_Amount = $amount;
+        $vnp_Locale = $this->locale;
+        $vnp_IpAddr = $_SERVER['REMOTE_ADDR'];
+        $inputData = array(
+            "vnp_TmnCode" => $vnp_TmnCode,
+            "vnp_Amount" => $vnp_Amount,
+            "vnp_Command" => "pay",
+            "vnp_CreateDate" => date('YmdHis'),
+            "vnp_CurrCode" => "VND",
+            "vnp_IpAddr" => $vnp_IpAddr,
+            "vnp_Locale" => $vnp_Locale,
+            "vnp_OrderInfo" => $vnp_OrderInfo,
+            "vnp_OrderType" => $vnp_OrderType,
+            "vnp_ReturnUrl" => $vnp_Returnurl,
+            "vnp_TxnRef" => $vnp_TxnRef,
+            "vnp_Version" => "2.1.0",
+        );
+        ksort($inputData);
+        $query = "";
+        $i = 0;
+        $hashdata = "";
+        foreach ($inputData as $key => $value) {
+            if ($i == 1) {
+                $hashdata .= '&' . urlencode($key) . "=" . urlencode($value);
+            } else {
+                $hashdata .= urlencode($key) . "=" . urlencode($value);
+                $i = 1;
+            }
+            $query .= urlencode($key) . "=" . urlencode($value) . '&';
+        }
+        $vnp_Url = $vnp_Url . "?" . $query;
+        if (isset($hashSecret)) {
+            $vnpSecureHash = hash_hmac('sha512', $hashdata, $hashSecret);
+            $vnp_Url .= 'vnp_SecureHash=' . $vnpSecureHash;
+        }
+
+        return $vnp_Url;
+    }
+
+    public function isValidCurrency() {
+        return in_array(get_woocommerce_currency(), array('VND'));
+    }
+    
+    function convert_vi_to_en($str) {
+    $str = preg_replace("/(à|á|ạ|ả|ã|â|ầ|ấ|ậ|ẩ|ẫ|ă|ằ|ắ|ặ|ẳ|ẵ)/", 'a', $str);
+    $str = preg_replace("/(è|é|ẹ|ẻ|ẽ|ê|ề|ế|ệ|ể|ễ)/", 'e', $str);
+    $str = preg_replace("/(ì|í|ị|ỉ|ĩ)/", 'i', $str);
+    $str = preg_replace("/(ò|ó|ọ|ỏ|õ|ô|ồ|ố|ộ|ổ|ỗ|ơ|ờ|ớ|ợ|ở|ỡ)/", 'o', $str);
+    $str = preg_replace("/(ù|ú|ụ|ủ|ũ|ư|ừ|ứ|ự|ử|ữ)/", 'u', $str);
+    $str = preg_replace("/(ỳ|ý|ỵ|ỷ|ỹ)/", 'y', $str);
+    $str = preg_replace("/(đ)/", 'd', $str);    
+    $str = preg_replace("/(À|Á|Ạ|Ả|Ã|Â|Ầ|Ấ|Ậ|Ẩ|Ẫ|Ă|Ằ|Ắ|Ặ|Ẳ|Ẵ)/", 'A', $str);
+    $str = preg_replace("/(È|É|Ẹ|Ẻ|Ẽ|Ê|Ề|Ế|Ệ|Ể|Ễ)/", 'E', $str);
+    $str = preg_replace("/(Ì|Í|Ị|Ỉ|Ĩ)/", 'I', $str);
+    $str = preg_replace("/(Ò|Ó|Ọ|Ỏ|Õ|Ô|Ồ|Ố|Ộ|Ổ|Ỗ|Ơ|Ờ|Ớ|Ợ|Ở|Ỡ)/", 'O', $str);
+    $str = preg_replace("/(Ù|Ú|Ụ|Ủ|Ũ|Ư|Ừ|Ứ|Ự|Ử|Ữ)/", 'U', $str);
+    $str = preg_replace("/(Ỳ|Ý|Ỵ|Ỷ|Ỹ)/", 'Y', $str);
+    $str = preg_replace("/(Đ)/", 'D', $str);
+    return $str;
+    }
+    
+    public function admin_options() {
+        if ($this->isValidCurrency()) {
+            parent::admin_options();
+        } else {
+            ?>
+            <div class="inline error">
+                <p>
+                    <strong>
+            <?php _e('Gateway Disabled', 'woocommerce'); ?>
+                    </strong> : 
+            <?php
+            _e('vnpay does not support your store currency. Currently, vnpay only supports VND currency.', 'woocommerce');
+            ?>
+                </p>
+            </div>
+                        <?php
+                    }
+                }
+
+            }
+            
\ No newline at end of file
diff --git a/src/gateways/international/vnpayInternationalResponse.php b/src/gateways/international/vnpayInternationalResponse.php
new file mode 100644
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+++ b/src/gateways/international/vnpayInternationalResponse.php
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+<?php
+
+/**
+ * 
+ * 
+ * @author thangnh
+ * @since  1.0.2
+ */
+
+namespace vnpay\Gateways;
+
+use vnpay\Responses\vnpayResponse;
+use vnpay\Gateways\vnpayGateway;
+
+class vnpayInternationalResponse extends vnpayResponse {
+
+    public function __construct() {
+        parent::__construct();
+    }
+
+    public function getResponseDescription($responseCode) {
+        if ($_GET['vnp_ResponseCode'] == '00') {
+            $result= "Giao dịch thanh toán thành công qua VNPAY";
+        } else {
+            $result= "Giao dịch không thành công";
+        }
+        
+        return $result;
+    }
+
+  
+    public function thankyou() {
+        $gateway = new vnpayGateway;
+        return $gateway->get_option('receipt_return_url');
+    }
+
+   
+
+}
diff --git a/src/shortcodes/Thankyou.php b/src/shortcodes/Thankyou.php
new file mode 100644
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--- /dev/null
+++ b/src/shortcodes/Thankyou.php
@@ -0,0 +1,31 @@
+<?php
+/**
+ * 
+ * 
+ * @author thangnh
+ * @since  1.0.0
+ */
+
+namespace vnpay\Shortcodes;
+
+class Thankyou
+{
+	public function __construct()
+	{
+		add_shortcode('vnpay_thankyou', array($this, 'callback'));
+	}
+
+
+	public function callback($atts)
+	{
+        $content = "<div style=\"margin-left: 100px;width: 250px;float: left\">";
+        $content.= "<div style=\"color: red;font-size: 20px\">".$_GET["message"]."</div>";
+        $content.= "<div >Mã giao dich:&nbsp<b>" . $_GET["vnp_TxnRef"] . "</b></div>";
+        $content.= "<div >Số tiền: &nbsp<b>" . $_GET["amount"] . "</b></div>";
+        $content.= "<div >Ngân hàng: &nbsp<b>" . $_GET["vnp_BankCode"] . "</b></div>";
+        $content.= "<div><a style=\"color: green\" href=" . get_site_url() . ">Về trang chủ</a></div>";
+        $content.= "</div>";
+        echo $content;
+	}
+
+}
\ No newline at end of file
diff --git a/src/traits/Pages.php b/src/traits/Pages.php
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--- /dev/null
+++ b/src/traits/Pages.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * 
+ * @author thangnh
+ * @since  1.0.1
+ */
+
+namespace vnpay\Traits;
+
+trait Pages
+{
+	protected $pages = array(
+		'thank-you' => array(
+			'post_type' => 'page',
+			'post_status' => 'publish',
+			'post_title' => 'Payment Success',
+			'post_content' => ''
+		)
+	);
+}
\ No newline at end of file
diff --git a/src/vnpayResponse.php b/src/vnpayResponse.php
new file mode 100644
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--- /dev/null
+++ b/src/vnpayResponse.php
@@ -0,0 +1,137 @@
+<?php
+
+/**
+ * 
+ * 
+ * @author thangnh
+ * @since  1.0.2
+ */
+
+namespace vnpay\Responses;
+
+use vnpay\Gateways\vnpayGateway;
+use vnpay\Facades\FacadeResponse;
+
+abstract class vnpayResponse implements FacadeResponse {
+    protected $hashCode;
+    public function __construct() {
+        $this->action();
+    }
+
+    public function action() {
+        add_action('wp_ajax_payment_response', array($this, 'checkResponse'));
+        add_action('wp_ajax_nopriv_payment_response', array($this, 'checkResponse'));
+        add_action('wp_ajax_payment_response_vnpay', array($this, 'ipn_url_vnpay'));
+        add_action('wp_ajax_nopriv_payment_response_vnpay', array($this, 'ipn_url_vnpay'));
+    }
+
+    public function checkResponse($txnResponseCode) {
+        global $woocommerce;
+        $woocommerce->cart->get_checkout_url();
+        $order = $this->getOrder($_GET["vnp_TxnRef"]);
+            $url = wc_get_checkout_url() . 'order-received/' . $order->id . '/?key=' . $order->order_key;
+            wp_redirect($url);
+        WC()->cart->empty_cart();
+        exit();
+    }
+
+    public function ipn_url_vnpay($txnResponseCode) {
+        global $woocommerce;
+        $transStatus = '';
+        $checkoutUrl = $woocommerce->cart->get_checkout_url();
+
+        $order = $this->getOrder($_GET["vnp_TxnRef"]);
+        $gateway = new vnpayGateway;
+        $hashSecret = $gateway->get_option('secretkey');
+
+        //  ($hashSecret);
+        $params = array();
+        $returnData = array();
+        $data = $_GET;
+
+        foreach ($data as $key => $value) {
+            if (substr($key, 0, 4) == "vnp_") {
+                $params[$key] = $value;
+            }
+        }
+        $vnp_SecureHash = $params['vnp_SecureHash'];
+        unset($params['vnp_SecureHashType']);
+        unset($params['action']);
+        unset($params['type']);
+        unset($params['vnp_SecureHash']);
+        ksort($params);
+        $i = 0;
+        $hashData = "";
+        foreach ($params as $key => $value) {
+            if ($i == 1) {
+                $hashData = $hashData . '&' . urlencode($key). "=" . urlencode($value);
+            } else {
+                $hashData = $hashData . urlencode($key) . "=" . urlencode($value);
+                $i = 1;
+            }
+        }
+        $secureHash = hash_hmac('sha512', $hashData, $hashSecret);
+//Check Orderid 
+        if ($order->post_status != \NULL && $order->post_status != '') {
+            //Check chữ ký
+            if ($secureHash == $vnp_SecureHash) {
+                //Check Status của đơn hàng
+                if ($order->post_status != \NULL && $order->post_status == 'wc-on-hold'){
+                    if ($params['vnp_ResponseCode'] == '00') {
+                        $returnData['RspCode'] = '00';
+                        $returnData['Message'] = 'Confirm Success';
+                        $returnData['Signature'] = $secureHash;
+                        $transStatus = $this->getResponseDescription($txnResponseCode);
+                        $order->update_status('processing');
+                        $order->add_order_note(__($transStatus, 'woocommerce'));
+                        WC()->cart->empty_cart();
+                    }
+                    elseif ($params['vnp_ResponseCode'] == '24') {
+                     $returnData['RspCode'] = '00';
+                     $returnData['Message'] = 'Confirm Success';
+                     $returnData['Signature'] = $secureHash;
+                     $order->update_status('cancelled');
+                     $order->add_order_note(__('Khách hàng hủy giao dịch', 'woocommerce'));
+                     WC()->cart->empty_cart();
+                    }
+                    else
+                    {
+                    $returnData['RspCode'] = '00';
+                    $returnData['Message'] = 'Confirm Success';
+                    $returnData['Signature'] = $secureHash;
+                    $transStatus = $this->getResponseDescription($txnResponseCode);
+                    $order->add_order_note(__($transStatus, 'woocommerce'));
+                    $order->update_status('failed');
+                    WC()->cart->empty_cart();
+                    }
+                } else {
+                    $returnData['RspCode'] = '02';
+                    $returnData['Message'] = 'Order already confirmed';
+                   WC()->cart->empty_cart();
+                }
+            } else {
+                $returnData['RspCode'] = '97';
+                $returnData['Message'] = 'Chu ky khong hop le';
+                $returnData['Signature'] = $secureHash;
+                WC()->cart->empty_cart();
+            }
+        } else {
+            $returnData['RspCode'] = '01';
+            $returnData['Message'] = 'Order not found';
+            WC()->cart->empty_cart();
+        }
+        echo json_encode($returnData);
+        exit();
+    }
+
+    abstract public function thankyou();
+
+    abstract public function getResponseDescription($responseCode);
+
+    public function getOrder($orderId) {
+        preg_match_all('!\d+!', $orderId, $matches);
+        $order = new \WC_Order($matches[0][0]);
+        return $order;
+    }
+
+}
diff --git a/uninstall.php b/uninstall.php
new file mode 100644
index 0000000..e69de29
diff --git a/vendor/autoload.php b/vendor/autoload.php
new file mode 100644
index 0000000..2b08e65
--- /dev/null
+++ b/vendor/autoload.php
@@ -0,0 +1,6 @@
+<?php
+
+
+require_once __DIR__ . '/composer' . '/autoload_real.php';
+
+return ComposerAutoloaderInit8f72f3bb7c6ee32c2a5028b2e2d64d68::getLoader();
diff --git a/vendor/composer/ClassLoader.php b/vendor/composer/ClassLoader.php
new file mode 100644
index 0000000..63ea5b0
--- /dev/null
+++ b/vendor/composer/ClassLoader.php
@@ -0,0 +1,309 @@
+<?php
+
+
+
+namespace Composer\Autoload;
+
+
+class ClassLoader
+{
+    // PSR-4
+    private $prefixLengthsPsr4 = array();
+    private $prefixDirsPsr4 = array();
+    private $fallbackDirsPsr4 = array();
+
+    // PSR-0
+    private $prefixesPsr0 = array();
+    private $fallbackDirsPsr0 = array();
+
+    private $useIncludePath = false;
+    private $classMap = array();
+
+    private $classMapAuthoritative = false;
+
+    public function getPrefixes()
+    {
+        if (!empty($this->prefixesPsr0)) {
+            return call_user_func_array('array_merge', $this->prefixesPsr0);
+        }
+
+        return array();
+    }
+
+    public function getPrefixesPsr4()
+    {
+        return $this->prefixDirsPsr4;
+    }
+
+    public function getFallbackDirs()
+    {
+        return $this->fallbackDirsPsr0;
+    }
+
+    public function getFallbackDirsPsr4()
+    {
+        return $this->fallbackDirsPsr4;
+    }
+
+    public function getClassMap()
+    {
+        return $this->classMap;
+    }
+
+   
+    public function addClassMap(array $classMap)
+    {
+        if ($this->classMap) {
+            $this->classMap = array_merge($this->classMap, $classMap);
+        } else {
+            $this->classMap = $classMap;
+        }
+    }
+
+   
+    public function add($prefix, $paths, $prepend = false)
+    {
+        if (!$prefix) {
+            if ($prepend) {
+                $this->fallbackDirsPsr0 = array_merge(
+                    (array) $paths,
+                    $this->fallbackDirsPsr0
+                );
+            } else {
+                $this->fallbackDirsPsr0 = array_merge(
+                    $this->fallbackDirsPsr0,
+                    (array) $paths
+                );
+            }
+
+            return;
+        }
+
+        $first = $prefix[0];
+        if (!isset($this->prefixesPsr0[$first][$prefix])) {
+            $this->prefixesPsr0[$first][$prefix] = (array) $paths;
+
+            return;
+        }
+        if ($prepend) {
+            $this->prefixesPsr0[$first][$prefix] = array_merge(
+                (array) $paths,
+                $this->prefixesPsr0[$first][$prefix]
+            );
+        } else {
+            $this->prefixesPsr0[$first][$prefix] = array_merge(
+                $this->prefixesPsr0[$first][$prefix],
+                (array) $paths
+            );
+        }
+    }
+
+   
+    public function addPsr4($prefix, $paths, $prepend = false)
+    {
+        if (!$prefix) {
+            // Register directories for the root namespace.
+            if ($prepend) {
+                $this->fallbackDirsPsr4 = array_merge(
+                    (array) $paths,
+                    $this->fallbackDirsPsr4
+                );
+            } else {
+                $this->fallbackDirsPsr4 = array_merge(
+                    $this->fallbackDirsPsr4,
+                    (array) $paths
+                );
+            }
+        } elseif (!isset($this->prefixDirsPsr4[$prefix])) {
+            // Register directories for a new namespace.
+            $length = strlen($prefix);
+            if ('\\' !== $prefix[$length - 1]) {
+                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
+            }
+            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
+            $this->prefixDirsPsr4[$prefix] = (array) $paths;
+        } elseif ($prepend) {
+            // Prepend directories for an already registered namespace.
+            $this->prefixDirsPsr4[$prefix] = array_merge(
+                (array) $paths,
+                $this->prefixDirsPsr4[$prefix]
+            );
+        } else {
+            // Append directories for an already registered namespace.
+            $this->prefixDirsPsr4[$prefix] = array_merge(
+                $this->prefixDirsPsr4[$prefix],
+                (array) $paths
+            );
+        }
+    }
+
+ 
+    public function set($prefix, $paths)
+    {
+        if (!$prefix) {
+            $this->fallbackDirsPsr0 = (array) $paths;
+        } else {
+            $this->prefixesPsr0[$prefix[0]][$prefix] = (array) $paths;
+        }
+    }
+
+    
+    public function setPsr4($prefix, $paths)
+    {
+        if (!$prefix) {
+            $this->fallbackDirsPsr4 = (array) $paths;
+        } else {
+            $length = strlen($prefix);
+            if ('\\' !== $prefix[$length - 1]) {
+                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
+            }
+            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
+            $this->prefixDirsPsr4[$prefix] = (array) $paths;
+        }
+    }
+
+
+    public function setUseIncludePath($useIncludePath)
+    {
+        $this->useIncludePath = $useIncludePath;
+    }
+
+    public function getUseIncludePath()
+    {
+        return $this->useIncludePath;
+    }
+
+    public function setClassMapAuthoritative($classMapAuthoritative)
+    {
+        $this->classMapAuthoritative = $classMapAuthoritative;
+    }
+
+    
+    public function isClassMapAuthoritative()
+    {
+        return $this->classMapAuthoritative;
+    }
+
+  
+    public function register($prepend = false)
+    {
+        spl_autoload_register(array($this, 'loadClass'), true, $prepend);
+    }
+
+    
+    public function unregister()
+    {
+        spl_autoload_unregister(array($this, 'loadClass'));
+    }
+
+   
+    public function loadClass($class)
+    {
+        if ($file = $this->findFile($class)) {
+            includeFile($file);
+
+            return true;
+        }
+    }
+
+ 
+    public function findFile($class)
+    {
+        // work around for PHP 5.3.0 - 5.3.2 https://bugs.php.net/50731
+        if ('\\' == $class[0]) {
+            $class = substr($class, 1);
+        }
+
+        // class map lookup
+        if (isset($this->classMap[$class])) {
+            return $this->classMap[$class];
+        }
+        if ($this->classMapAuthoritative) {
+            return false;
+        }
+
+        $file = $this->findFileWithExtension($class, '.php');
+
+        // Search for Hack files if we are running on HHVM
+        if ($file === null && defined('HHVM_VERSION')) {
+            $file = $this->findFileWithExtension($class, '.hh');
+        }
+
+        if ($file === null) {
+            // Remember that this class does not exist.
+            return $this->classMap[$class] = false;
+        }
+
+        return $file;
+    }
+
+    private function findFileWithExtension($class, $ext)
+    {
+        // PSR-4 lookup
+        $logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext;
+
+        $first = $class[0];
+        if (isset($this->prefixLengthsPsr4[$first])) {
+            foreach ($this->prefixLengthsPsr4[$first] as $prefix => $length) {
+                if (0 === strpos($class, $prefix)) {
+                    foreach ($this->prefixDirsPsr4[$prefix] as $dir) {
+                        if (file_exists($file = $dir . DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $length))) {
+                            return $file;
+                        }
+                    }
+                }
+            }
+        }
+
+        // PSR-4 fallback dirs
+        foreach ($this->fallbackDirsPsr4 as $dir) {
+            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr4)) {
+                return $file;
+            }
+        }
+
+        // PSR-0 lookup
+        if (false !== $pos = strrpos($class, '\\')) {
+            // namespaced class name
+            $logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1)
+                . strtr(substr($logicalPathPsr4, $pos + 1), '_', DIRECTORY_SEPARATOR);
+        } else {
+            // PEAR-like class name
+            $logicalPathPsr0 = strtr($class, '_', DIRECTORY_SEPARATOR) . $ext;
+        }
+
+        if (isset($this->prefixesPsr0[$first])) {
+            foreach ($this->prefixesPsr0[$first] as $prefix => $dirs) {
+                if (0 === strpos($class, $prefix)) {
+                    foreach ($dirs as $dir) {
+                        if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
+                            return $file;
+                        }
+                    }
+                }
+            }
+        }
+
+        // PSR-0 fallback dirs
+        foreach ($this->fallbackDirsPsr0 as $dir) {
+            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
+                return $file;
+            }
+        }
+
+        // PSR-0 include paths.
+        if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) {
+            return $file;
+        }
+    }
+}
+
+/**
+ * Scope isolated include.
+ *
+ * Prevents access to $this/self from included files.
+ */
+function includeFile($file)
+{
+    include $file;
+}
diff --git a/vendor/composer/LICENSE b/vendor/composer/LICENSE
new file mode 100644
index 0000000..1a28124
--- /dev/null
+++ b/vendor/composer/LICENSE
@@ -0,0 +1,21 @@
+
+Copyright (c) 2016 Nils Adermann, Jordi Boggiano
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
diff --git a/vendor/composer/autoload_classmap.php b/vendor/composer/autoload_classmap.php
new file mode 100644
index 0000000..d1ae869
--- /dev/null
+++ b/vendor/composer/autoload_classmap.php
@@ -0,0 +1,16 @@
+<?php
+
+
+$vendorDir = dirname(dirname(__FILE__));
+$baseDir = dirname($vendorDir);
+
+return array(
+    'vnpay\\Facades\\FacadeResponse' => $baseDir . '/src/FacadeResponse.php',
+    'vnpay\\Gateways\\vnpayGateway' => $baseDir . '/src/gateways/international/vnpayGateway.php',
+    'vnpay\\Gateways\\vnpayInternationalResponse' => $baseDir . '/src/gateways/international/vnpayInternationalResponse.php',
+    'vnpay\\Page' => $baseDir . '/src/Page.php',
+    'vnpay\\Responses\\vnpayResponse' => $baseDir . '/src/vnpayResponse.php',
+    'vnpay\\Shortcodes\\Thankyou' => $baseDir . '/src/shortcodes/Thankyou.php',
+    'vnpay\\Traits\\Pages' => $baseDir . '/src/traits/Pages.php',
+);
+
diff --git a/vendor/composer/autoload_namespaces.php b/vendor/composer/autoload_namespaces.php
new file mode 100644
index 0000000..2b2735d
--- /dev/null
+++ b/vendor/composer/autoload_namespaces.php
@@ -0,0 +1,8 @@
+<?php
+
+
+$vendorDir = dirname(dirname(__FILE__));
+$baseDir = dirname($vendorDir);
+
+return array(
+);
diff --git a/vendor/composer/autoload_psr4.php b/vendor/composer/autoload_psr4.php
new file mode 100644
index 0000000..2f1bdb8
--- /dev/null
+++ b/vendor/composer/autoload_psr4.php
@@ -0,0 +1,12 @@
+<?php
+
+
+$vendorDir = dirname(dirname(__FILE__));
+$baseDir = dirname($vendorDir);
+
+return array(
+    'vnpay\\Traits\\' => array($baseDir . '/src/traits'),
+    'vnpay\\Shortcodes\\' => array($baseDir . '/src/shortcodes'),
+    'vnpay\\Gateways\\' => array($baseDir . '/src/gateways'),
+    'vnpay\\' => array($baseDir . '/src'),
+);
diff --git a/vendor/composer/autoload_real.php b/vendor/composer/autoload_real.php
new file mode 100644
index 0000000..b1b4f15
--- /dev/null
+++ b/vendor/composer/autoload_real.php
@@ -0,0 +1,51 @@
+<?php
+
+
+class ComposerAutoloaderInit8f72f3bb7c6ee32c2a5028b2e2d64d68
+{
+    private static $loader;
+
+    public static function loadClassLoader($class)
+    {
+        if ('Composer\Autoload\ClassLoader' === $class) {
+            require __DIR__ . '/ClassLoader.php';
+        }
+    }
+
+    public static function getLoader()
+    {
+        if (null !== self::$loader) {
+            return self::$loader;
+        }
+
+        spl_autoload_register(array('ComposerAutoloaderInit8f72f3bb7c6ee32c2a5028b2e2d64d68', 'loadClassLoader'), true, true);
+        self::$loader = $loader = new \Composer\Autoload\ClassLoader();
+        spl_autoload_unregister(array('ComposerAutoloaderInit8f72f3bb7c6ee32c2a5028b2e2d64d68', 'loadClassLoader'));
+
+        $useStaticLoader = PHP_VERSION_ID >= 50600 && !defined('HHVM_VERSION');
+        if ($useStaticLoader) {
+            require_once __DIR__ . '/autoload_static.php';
+
+            call_user_func(\Composer\Autoload\ComposerStaticInit8f72f3bb7c6ee32c2a5028b2e2d64d68::getInitializer($loader));
+        } else {
+            $map = require __DIR__ . '/autoload_namespaces.php';
+            foreach ($map as $namespace => $path) {
+                $loader->set($namespace, $path);
+            }
+
+            $map = require __DIR__ . '/autoload_psr4.php';
+            foreach ($map as $namespace => $path) {
+                $loader->setPsr4($namespace, $path);
+            }
+
+            $classMap = require __DIR__ . '/autoload_classmap.php';
+            if ($classMap) {
+                $loader->addClassMap($classMap);
+            }
+        }
+
+        $loader->register(true);
+
+        return $loader;
+    }
+}
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
new file mode 100644
index 0000000..7ced056
--- /dev/null
+++ b/vendor/composer/autoload_static.php
@@ -0,0 +1,56 @@
+<?php
+
+
+namespace Composer\Autoload;
+
+class ComposerStaticInit8f72f3bb7c6ee32c2a5028b2e2d64d68
+{
+    public static $prefixLengthsPsr4 = array (
+        'W' => 
+        array (
+            'vnpay\\Traits\\' => 17,
+            'vnpay\\Shortcodes\\' => 21,
+            'vnpay\\Gateways\\' => 19,
+            'vnpay\\' => 10,
+        ),
+    );
+
+    public static $prefixDirsPsr4 = array (
+        'vnpay\\Traits\\' => 
+        array (
+            0 => __DIR__ . '/../..' . '/src/traits',
+        ),
+        'vnpay\\Shortcodes\\' => 
+        array (
+            0 => __DIR__ . '/../..' . '/src/shortcodes',
+        ),
+        'vnpay\\Gateways\\' => 
+        array (
+            0 => __DIR__ . '/../..' . '/src/gateways',
+        ),
+        'vnpay\\' => 
+        array (
+            0 => __DIR__ . '/../..' . '/src',
+        ),
+    );
+
+    public static $classMap = array (
+        'vnpay\\Facades\\FacadeResponse' => __DIR__ . '/../..' . '/src/FacadeResponse.php',
+        'vnpay\\Gateways\\vnpayGateway' => __DIR__ . '/../..' . '/src/gateways/international/vnpayGateway.php',
+        'vnpay\\Gateways\\vnpayInternationalResponse' => __DIR__ . '/../..' . '/src/gateways/international/vnpayInternationalResponse.php',
+        'vnpay\\Page' => __DIR__ . '/../..' . '/src/Page.php',
+        'vnpay\\Responses\\vnpayResponse' => __DIR__ . '/../..' . '/src/vnpayResponse.php',
+        'vnpay\\Shortcodes\\Thankyou' => __DIR__ . '/../..' . '/src/shortcodes/Thankyou.php',
+        'vnpay\\Traits\\Pages' => __DIR__ . '/../..' . '/src/traits/Pages.php',
+    );
+
+    public static function getInitializer(ClassLoader $loader)
+    {
+        return \Closure::bind(function () use ($loader) {
+            $loader->prefixLengthsPsr4 = ComposerStaticInit8f72f3bb7c6ee32c2a5028b2e2d64d68::$prefixLengthsPsr4;
+            $loader->prefixDirsPsr4 = ComposerStaticInit8f72f3bb7c6ee32c2a5028b2e2d64d68::$prefixDirsPsr4;
+            $loader->classMap = ComposerStaticInit8f72f3bb7c6ee32c2a5028b2e2d64d68::$classMap;
+
+        }, null, ClassLoader::class);
+    }
+}
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
new file mode 100644
index 0000000..fe51488
--- /dev/null
+++ b/vendor/composer/installed.json
@@ -0,0 +1 @@
+[]
diff --git a/vnpay.php b/vnpay.php
new file mode 100644
index 0000000..4db0b20
--- /dev/null
+++ b/vnpay.php
@@ -0,0 +1,124 @@
+<?php
+/**
+ * Plugin Name: VNPAY
+ * Description: Integrate VNPAY paygate into Woocommerce
+ * Version: 1.0.3
+ * Author: VNPAY
+ * Author URI: http://vnpayment.vnpay.vn/
+ * License: NHT
+ */
+
+use vnpay\Gateways\vnpayGateway;
+use vnpay\Gateways\vnpayInternationalResponse;
+use vnpay\Traits\Pages;
+
+require 'vendor/autoload.php';
+//require 'src/return.php';
+
+/**
+ */
+class vnpay
+{
+	use vnpay\Traits\Pages;
+
+	
+	protected $shortcodes = array();
+
+	
+	protected $responses;
+
+	public function __construct()
+	{
+		$this->constants();
+		add_action('init', array($this, 'renderPages'));
+		add_action('plugins_loaded', array($this, 'vnpayInit'));
+		add_filter('woocommerce_locate_template', array($this, 'vnpayWoocommerceTemplates'), 10, 3);
+		$this->loadModule();
+		$this->responseListener();
+	}
+
+	
+	public function constants()
+	{
+		$consts = array(
+			'URL' => plugins_url('', __FILE__),
+			'IMAGE' => plugins_url('/images', __FILE__)
+		);
+
+		foreach ($consts as $key => $value) {
+			define($key, $value);
+		}
+	}
+
+	
+	public function vnpayInit()
+	{
+		add_filter('woocommerce_payment_gateways', array($this, 'addPaymentMethod'));
+	}
+
+	
+	public function addPaymentMethod($methods)
+	{
+		$methods[] = 'vnpay\Gateways\vnpayGateway';
+		return $methods;
+	}
+
+
+	public function loadModule()
+	{
+		$this->shortcodes[] = new vnpay\Shortcodes\Thankyou;
+	}
+
+	public function responseListener()
+	{
+		if (isset($_GET['type'])) {
+			switch ($_GET['type']) {
+				case 'international':
+					$this->responses[] = new vnpayInternationalResponse;
+					break;
+				
+			}
+		}
+	}
+
+	
+	public function renderPages()
+	{
+		$checkRenderPage = (!get_option('vnpay_settings')) ? false : get_option('vnpay_settings');
+		if ($checkRenderPage != false) return;
+		if (!empty($this->pages)) {
+			foreach ($this->pages as $slug => $args) {
+				$page = new vnpay\Page($args);
+			}
+			update_option('vnpay_settings', true);
+		}
+	}
+
+	public function vnpayWoocommerceTemplates($template, $template_name, $template_path)
+	{
+		global $woocommerce;
+
+		$_template = $template;
+
+		if (!$template_path) $template_path = $woocommerce->template_url;
+
+		$plugin_path  = __DIR__ . '/woocommerce/';
+
+		$template = locate_template(
+			array(
+			  $template_path . $template_name,
+			  $template_name
+			)
+		);
+
+		if (!$template && file_exists( $plugin_path . $template_name))
+
+		$template = $plugin_path . $template_name;
+
+		if (!$template) $template = $_template;
+
+		return $template;
+	}
+}
+
+new vnpay;
\ No newline at end of file