php版银联支付接口开发简明教程

/**
* 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";
   }
  }
  }
 }
}