php版银联支付接口开发简明教程

本文实例讲述了php版银联支付接口开发的方法。分享给大家供大家参考，具体如下：

支付接口现在有第三方的支付接口也有银行的支付接口。这里就来介绍php版本银联支付接口开发的方法。

银联支付，首先要注意二重要的部分：

PHP运行环境是5.4.18以上

开了扩展openssl

开发手册上面的列子只做参考，因为基本都是错的。你可以试着去官网下一个demo。。。注意现在银联开发，没有测试密钥提供，只能在正式环境开发

下面是我用ThinkPHP编写的一个支付类

    /**
    * 银联支付 v0.1
    * @auther:Summer<dengwz7788@gmail.com>;
    * @date:20151202
    * **/
    class NetPayAction extends BaseAction{
    //在类初始化方法中，引入相关类库
    public function _initialize() {
     header("Content-type:text/html;charset=utf-8");
     vendor('Netpay.util.common',"",".php"); //导入加密核心文件夹
     vendor('Netpay.util.SecssUtil',"",".class.php"); //导入加密核心文件夹
     vendor('Netpay.util.Settings_INI',"",".php"); //导入加密核心文件夹
     vendor('Netpay.util.Settings',"",".php"); //导入加密核心文件夹
     $this->securityPropFile= $_SERVER['DOCUMENT_ROOT'] . "/ThinkPHP/Extend/Vendor/Netpay/config/security.properties"; //谁知道这是啥，反正他们要我加的
     $this->b2cPaySend = __APP__."/Index/NetPay/b2cPaySend";
     $this->b2cRefundSend = __APP__."/Index/NetPay/b2cRefundSend";
     $this->b2cQuerySend = __APP__."/Index/NetPay/b2cQuerySend";
     $this->;MerBgUrl = __APP__."/Index/NetPay/MerBgUrl";
     $this->MerPageUrl = __APP__."/Index/NetPay/MerPageUrl";
    }
    public function index()
    {
     $paramArray=array (
       'MerId' => '商户号',
       'MerOrderNo' => '0000001944663232',
       'OrderAmt' => '1',
       'TranDate' => '20151219',
      'TranTime' =>'171248',
      'TranType' => '0001',
      'BusiType' =>'0001',
      'Version' => '20140728',
      'CurryNo' => 'CNY',
      'AccessType' =>; '0',
      'CommodityMsg' => '测试商品1号',
      'MerPageUrl' => $this->MerBgUrl,
      'MerBgUrl' =>$this->MerPageUrl,
      'MerResv' => 'MerResv',
     );
     if (count($paramArray) >0) {
      $dispatchUrl = $this->b2cPaySend;
      $transResvedJson = array();
      $cardInfoJson = array();
      $sendMap = array();
       foreach ($paramArray as $key => $value) {
       if (isEmpty($value)) {
        continue;
       }
       if (startWith($key, "trans_")) {
         $key = substr($key, strlen("trans_"));
            $transResvedJson[$key] = $value;
       } else
         if (startWith($key, "card_")) {
           $key = substr($key, strlen("card_"));
           $cardInfoJson[$key] = $value;
         } else {
           $sendMap[$key] = $value;
         }
      }
      $transResvedStr = null;
      $cardResvedStr = null;
      if (count($transResvedJson) >0) {
       $transResvedStr = json_encode($transResvedJson);
      }
      if (count($cardInfoJson) > 0) {
       $cardResvedStr = json_encode($cardInfoJson);
      }
     $secssUtil = new SecssUtil();
     if (! isEmpty($transResvedStr)) {
      $transResvedStr = $secssUtil->decryptData($transResvedStr);
      $sendMap["TranReserved"] = $transResvedStr;
      }
     if (! isEmpty($cardResvedStr)) {
       $cardResvedStr = $secssUtil->decryptData($cardResvedStr);
       $sendMap["card_"] = $cardResvedStr;
      }
      $securityPropFile = $this>securityPropFile;
      $secssUtil->init($securityPropFile);
      $secssUtil->sign($sendMap);
      $sendMap["Signature"] = $secssUtil->getSign();
      $_SESSION = $sendMap;
      header("Location:" . $dispatchUrl);
     }
    }
    public function b2cPaySend(){
      layout(false);
      $settings = new Settings_INI();
      $settings->oad($this->securityPropFile);
      $pay_url = "https://payment.chinapay.com/CTITS/service/rest/page/nref/000000000017/0/0/0/0/0";
      $html = "<form name='payment' action='{$pay_url}' method='POST' target='_blank'>;";
      $params = "TranReserved;MerId;MerOrderNo;OrderAmt;CurryNo;TranDate;SplitMethod;BusiType;MerPageUrl;MerBgUrl;SplitType;MerSplitMsg;PayTimeOut;MerResv;Version;BankInstNo;CommodityMsg;Signature;AccessType;AcqCode;OrderExpiryTime;TranType;RemoteAddr;Referred;TranTime;TimeStamp;CardTranData";
      foreach ($_SESSION as $k =>$v) {
       if (strstr($params, $k)) {
         $html .= "<input type='hidden' name = '" . $k . "' value ='" . $v . "'/>";
       }
      }
        $html .= "<nput type='button' type='hidden' value='提交订单' >";
        $html .= "<;/from>";
        $this->html = $html;
        $this->display();
    }
    public function pgReturn(){
     if ($_POST) {
       if (count($_POST) > 0) {
        $secssUtil = new SecssUtil();
        $securityPropFile = $this>securityPropFile;
        $secssUtil->init($securityPropFile);
        $text = array();
        foreach($_POST as $key=>$value){
          $text[$key] = urldecode($value);
        }
       if ($secssUtil->verify($text)) {
                //支付成功
         $_SESSION["VERIFY_KEY"] = "success";
       } else {
        //支付失败
         $_SESSION["VERIFY_KEY"] = "fail";
       }
      }
      }
     }
    }

银联支付应该是算比较简单的！！

更多关于PHP相关内容感兴趣的读者可查看本站专题：《php常见数据库操作技巧汇总》、《PHP数组(Array)操作技巧大全》、《php排序算法总结》、《PHP常用遍历算法与技巧总结》、《PHP数据结构与算法教程》、《php程序设计算法总结》、《PHP数学运算技巧总结》、《php正则表达式用法总结》、《PHP运算与运算符用法总结》及《php字符串(string)用法总结》

希望本文所述对大家PHP程序设计有所帮助。