XMWXC/wechat/ceshi/WxPay/pay/onlinePay.php

<?php 
ini_set('date.timezone','Asia/Shanghai');
//error_reporting(E_ERROR);
require_once "../lib/WxPay.Api.php";
require_once "WxPay.JsApiPay.php";
require_once 'log.php';
require_once '../../Common/Function.php';

//初始化日志
$logHandler= new CLogFileHandler("../logs/".date('Y-m-d').'.log');
$log = Log::Init($logHandler, 15);

//打印输出数组信息
function printf_info($data)
{
    foreach($data as $key=>$value){
        echo "<font color='#00ff55;'>$key</font> : $value <br/>";
    }
}

//①、获取用户openid
$tools = new JsApiPay();
$openId = $tools->GetOpenid();
//var_dump($_GET['orderid']);exit();
if (!empty($_GET['orderid']) && $_GET['orderid'] !=='false'){
	$orderno=$_GET['orderid'];
}else{
	echo "<script>alert('订单号有误')</script>";
	exit;
}

$url="http://xmwxc.zhizhuchuxing.cn/core/order_detail.asp?orderno=".$orderno;
$result=http_request($url);
wlog($openId."--".$orderno."--".$url."--".$result);
$orderDetail=json_decode($result,true);
//$money=$orderDetail['price']*100;
$money=1;
$name=$orderDetail['prod_name'];
$order_status=$orderDetail['order_status'];
if ($order_status !=='待支付'){
	//echo "<script>alert('不是待支付订单')</script>";
	//exit;
}
//$openId='oCVcbv1udkL4iZm-t1h8YMrMDSyU';
//②、统一下单
$input = new WxPayUnifiedOrder();

$input->SetBody($name.": ".$orderno);
//$input->SetOut_trade_no(WxPayConfig::MCHID.date("YmdHis"));
$input->SetOut_trade_no($orderno);
$input->SetTotal_fee($money);
$input->SetTime_start(date("YmdHis"));

$input->SetTime_expire(date("YmdHis", time() + 600));
$input->SetGoods_tag("代金券");
$reurl=dirname("http://".$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'])."/success_notify.php";
wlog($reurl);
$input->SetNotify_url($reurl);
$input->SetTrade_type("JSAPI");
$input->SetOpenid($openId);
$order = WxPayApi::unifiedOrder($input);
//echo '<font color="#f00"><b>统一下单支付单信息qwwww</b></font><br/>';
//printf_info($order);
$jsApiParameters = $tools->GetJsApiParameters($order);
//print_r($jsApiParameters);
//获取共享收货地址js函数参数
$editAddress = $tools->GetEditAddressParameters();

//③、在支持成功回调通知中处理成功之后的事宜，见 notify.php
/**
 * 注意：
 * 1、当你的回调地址不可访问的时候，回调通知会失败，可以通过查询订单来确认支付是否成功
 * 2、jsapi支付时需要填入用户openid，WxPay.JsApiPay.php中有获取openid流程 （文档可以参考微信公众平台“网页授权接口”，
 * 参考http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html）
 */
function wlog($result){
	file_put_contents('./order_detail.txt', date("Y-m-d H:i:s")."  ".$result.PHP_EOL,FILE_APPEND);//订单详细日志
}
?>

    <script type="text/javascript">
    window.onload = function(){
		if (typeof WeixinJSBridge == "undefined"){
		    if( document.addEventListener ){
		        document.addEventListener('WeixinJSBridgeReady', jsApiCall, false);
		    }else if (document.attachEvent){
		        document.attachEvent('WeixinJSBridgeReady', jsApiCall); 
		        document.attachEvent('onWeixinJSBridgeReady', jsApiCall);
		    }
		}else{
			jsApiCall();
		}
	};
	//调用微信JS api 支付
	function jsApiCall()
	{
		WeixinJSBridge.invoke(
			'getBrandWCPayRequest',
			<?php echo $jsApiParameters; ?>,
			function(res){
				WeixinJSBridge.log(res.err_msg);
				if(res.err_msg =='get_brand_wcpay_request:ok'){
					var orderno=<?php echo $orderno ?>;
					alert('支付成功');
					location.href='http://xmwxc.zhizhuchuxing.cn/core/order_confirm1.asp?orderno='+orderno;
				}else if(res.err_msg =='get_brand_wcpay_request:cancel'){
			
					alert('取消支付');
					window.history.go(-1);
				}else{
					alert('支付失败');
					window.history.go(-1);
				}
			}
		);
	}

	function callpay()
	{
		if (typeof WeixinJSBridge == "undefined"){
		    if( document.addEventListener ){
		        document.addEventListener('WeixinJSBridgeReady', jsApiCall, false);
		    }else if (document.attachEvent){
		        document.attachEvent('WeixinJSBridgeReady', jsApiCall); 
		        document.attachEvent('onWeixinJSBridgeReady', jsApiCall);
		    }
		}else{
		    jsApiCall();
		}
	}
	</script>