/php/includes_bak/modules/payment/paypal_ec.php

<?php



/**

 * ECSHOP paypal快速结帐

 * ============================================================================

 * 版权所有 2005-2010 上海商派网络科技有限公司，并保留所有权利。

 * 网站地址: http://www.ecshop.com；

 * ----------------------------------------------------------------------------

 * 这不是一个自由软件！您只能在不用于商业目的的前提下对程序代码进行修改和

 * 使用；不允许对程序代码以任何形式任何目的的再发布。

 * ============================================================================

 * $Author: liuhui $

 * $Id: paypal_ec.php 16489 2009-08-03 10:14:03Z liuhui $

 */





        define('API_ENDPOINT', 'https://api-3t.paypal.com/nvp');

        define('USE_PROXY',FALSE);

        define('PROXY_HOST', '127.0.0.1');

        define('PROXY_PORT', '808');

        define('PAYPAL_URL', 'https://www.paypal.com/cgi-bin/webscr&cmd=_express-checkout&token=');



        $API_Endpoint =API_ENDPOINT;

        $version=VERSION;

if (!defined('IN_ECS'))

{

    die('Hacking attempt');

}



$payment_lang = ROOT_PATH . 'languages/' .$GLOBALS['_CFG']['lang']. '/payment/paypal_ec.php';



if (file_exists($payment_lang))

{

    global $_LANG;



    include_once($payment_lang);

}



/* 模块的基本信息 */

if (isset($set_modules) && $set_modules == TRUE)

{

    $i = isset($modules) ? count($modules) : 0;



    /* 代码 */

    $modules[$i]['code']    = basename(__FILE__, '.php');



    /* 描述对应的语言项 */

    $modules[$i]['desc']    = 'paypal_ec_desc';



    /* 是否支持货到付款 */

    $modules[$i]['is_cod']  = '0';



    /* 是否支持在线支付 */

    $modules[$i]['is_online']  = '1';



    /* 作者 */

    $modules[$i]['author']  = 'ECSHOP TEAM';



    /* 网址 */

    $modules[$i]['website'] = 'http://www.paypal.com';



    /* 版本号 */

    $modules[$i]['version'] = '1.0.0';



    /* 配置信息 */

    $modules[$i]['config'] = array(

        array('name' => 'paypal_ec_username', 'type' => 'text', 'value' => ''),

        array('name' => 'paypal_ec_password', 'type' => 'text', 'value' => ''),

        array('name' => 'paypal_ec_signature', 'type' => 'text', 'value' => ''),

        array('name' => 'paypal_ec_currency', 'type' => 'select', 'value' => 'USD')

    );



    return;

}



/**

 * 类

 */

class paypal_ec

{





    /**

     * 构造函数

     *

     * @access  public

     * @param

     *

     * @return void

     */

    function paypal_ec()

    {



    }



    function __construct()

    {

        $this->paypal_ec();

    }







    /**

     * 生成支付代码

     * @param   array   $order  订单信息

     * @param   array   $payment    支付方式信息

     */

    function get_code($order, $payment)

    {



        $token = '';

        $serverName = $_SERVER['SERVER_NAME'];

        $serverPort = $_SERVER['SERVER_PORT'];

        $url=dirname('http://'.$serverName.':'.$serverPort.$_SERVER['REQUEST_URI']);

        $paymentAmount=$order['order_amount'];

        $currencyCodeType=$payment['paypal_ec_currency'];

        $paymentType='Sale';

        $data_order_id      = $order['log_id'];



        $_SESSION['paypal_username']=$payment['paypal_ec_username'];

        $_SESSION['paypal_password']=$payment['paypal_ec_password'];

        $_SESSION['paypal_signature']=$payment['paypal_ec_signature'];



        $returnURL =urlencode($url.'/respond.php?code=paypal_ec&currencyCodeType='.$currencyCodeType.'&paymentType='.$paymentType.'&paymentAmount='.$paymentAmount.'&invoice='.$data_order_id);

        $cancelURL =urlencode("$url/SetExpressCheckout.php?paymentType=$paymentType" );



        $nvpstr="&Amt=".$paymentAmount."&PAYMENTACTION=".$paymentType."&ReturnUrl=".$returnURL."&CANCELURL=".$cancelURL ."&CURRENCYCODE=".$currencyCodeType ."&ButtonSource=ECSHOP_cart_EC_C2";



        $resArray=$this->hash_call("SetExpressCheckout",$nvpstr);



        $_SESSION['reshash']=$resArray;

        if(isset($resArray["ACK"]))

        {

            $ack = strtoupper($resArray["ACK"]);

        }

        

        if (isset($resArray["TOKEN"]))

        {

            $token = urldecode($resArray["TOKEN"]);

        }            

            $payPalURL = PAYPAL_URL.$token;

            $button = '<div style="text-align:center"><input type="button" onclick="window.open(\''.$payPalURL. '\')" value="' .$GLOBALS['_LANG']['pay_button']. '"/></div>';



        return $button;

    }



    /**

     * 响应操作

     */

    function respond()

    {

        $order_sn = $_REQUEST['invoice'];

        $token =urlencode( $_REQUEST['token']);

        $nvpstr="&TOKEN=".$token;

        $resArray=$this->hash_call("GetExpressCheckoutDetails",$nvpstr);

        $_SESSION['reshash']=$resArray;

        $ack = strtoupper($resArray["ACK"]);

        if($ack=="SUCCESS")

        {

            $_SESSION['token']=$_REQUEST['token'];

            $_SESSION['payer_id'] = $_REQUEST['PayerID'];



            $_SESSION['paymentAmount']=$_REQUEST['paymentAmount'];

            $_SESSION['currCodeType']=$_REQUEST['currencyCodeType'];

            $_SESSION['paymentType']=$_REQUEST['paymentType'];



            $resArray=$_SESSION['reshash'];

            $token =urlencode( $_SESSION['token']);



            $paymentAmount =urlencode ($_SESSION['paymentAmount']);

            $paymentType = urlencode($_SESSION['paymentType']);

            $currCodeType = urlencode($_SESSION['currCodeType']);

            $payerID = urlencode($_SESSION['payer_id']);

            $serverName = urlencode($_SERVER['SERVER_NAME']);



            $nvpstr='&TOKEN='.$token.'&PAYERID='.$payerID.'&PAYMENTACTION='.$paymentType.'&AMT='.$paymentAmount.'&CURRENCYCODE='.$currCodeType.'&IPADDRESS='.$serverName ;



            $resArray=$this->hash_call("DoExpressCheckoutPayment",$nvpstr);

            

            $ack = strtoupper($resArray["ACK"]);

            if($ack=="SUCCESS")

            {

                /* 改变订单状态 */

                order_paid($order_sn, 2);

                return true;

            }

            else

             {

                return false;

             }

        }

        else

         {

            return false;

         }

    }



    function hash_call($methodName,$nvpStr)

    {

        global $API_Endpoint;

        $version='53.0';

        $API_UserName=$_SESSION['paypal_username'];

        $API_Password=$_SESSION['paypal_password'];

        $API_Signature=$_SESSION['paypal_signature'];

        $nvp_Header;



        $ch = curl_init();



        curl_setopt($ch, CURLOPT_URL,$API_Endpoint);

        curl_setopt($ch, CURLOPT_VERBOSE, 1);

        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);

        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);

        curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);

        curl_setopt($ch, CURLOPT_POST, 1);



        if(USE_PROXY)

        {

            curl_setopt ($ch, CURLOPT_PROXY, PROXY_HOST.":".PROXY_PORT);

        }



        $nvpreq="METHOD=".urlencode($methodName)."&VERSION=".urlencode($version)."&PWD=".urlencode($API_Password)."&USER=".urlencode($API_UserName)."&SIGNATURE=".urlencode($API_Signature).$nvpStr;



        curl_setopt($ch,CURLOPT_POSTFIELDS,$nvpreq);



        $response = curl_exec($ch);



        $nvpResArray=$this->deformatNVP($response);

        

        $nvpReqArray=$this->deformatNVP($nvpreq);



        $_SESSION['nvpReqArray']=$nvpReqArray;



        if (curl_errno($ch))

        {

            $_SESSION['curl_error_no']=curl_errno($ch) ;

            $_SESSION['curl_error_msg']=curl_error($ch);

        }

        else

        {

            curl_close($ch);

        }



        return $nvpResArray;

    }





    function deformatNVP($nvpstr)

    {



        $intial=0;

        $nvpArray = array();



        while(strlen($nvpstr))

        {

            $keypos= strpos($nvpstr,'=');

            $valuepos = strpos($nvpstr,'&') ? strpos($nvpstr,'&'): strlen($nvpstr);

            $keyval=substr($nvpstr,$intial,$keypos);

            $valval=substr($nvpstr,$keypos+1,$valuepos-$keypos-1);

            $nvpArray[urldecode($keyval)] =urldecode( $valval);

            $nvpstr=substr($nvpstr,$valuepos+1,strlen($nvpstr));

        }



        return $nvpArray;

    }



}



?>