TestJs.aspx内容:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="JsPay.aspx.cs" Inherits="WeChatPayDemo.JsPay" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title></title>
<script src="//www.easck.comhttps://www.easck.com/d/file/190526/0405232130-0.jpg"></script>
<script src="Scripts/wxpay.js"></script>
<script>
$(function () {
$("#submit").click(function () {
var OID ="<%=openid%>";
alert(OID);
$.get("WxPay/WxPay.ashx?action=jspayparam", {
body: $("#body").val(),
total_fee: $("#price").val(),
out_trade_no: $("#order").val(),
trade_type: "JSAPI",
msgid: "<%=openid%>"
}, function (data) {
WxPay.Pay(data.appId, data.timeStamp, data.nonceStr, data.package, data.signType, data.paySign, function () {
alert("支付成功");
});
}, "json");
});
})
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
商品描述：<input type="text" id="body" />
商品价格：<input type="text" id="price" />
订单号：<input type="text" id="order" />
<input type="button" value="提交订单" id="submit" />
</div>
</form>
</body>
</html>
JsPay.aspx.cs代码:
public partial class JsPay : System.Web.UI.Page
{
public string openid = "";
protected void Page_Load(object sender, EventArgs e)
{
string code = Request["code"];
if (string.IsNullOrEmpty(code))
{
//如果code没获取成功，重新拉取一遍
GetAuthUrl("wxxxxxxxxxxxxxxxxxxxxxxx", "http://www.china101.net/JsPay.aspx");
}
openid = GetOpenID("wxxxxxxxxxxxxxxxxxxxxxxx", "dsdssdsdsdsdsdsdsdsdsd", JKRequest.GetQueryString("code"), () => { });
}
public string GetOpenID(string appid, string secret, string code, Action CallBack)
{
try
{
string retdata = Utils.HttpGet(string.Format("https://api.weixin.qq.com/sns/oauth2/access_token?appid={0}&secret={1}&code={2}&grant_type=authorization_code", appid, secret, code));
.LogHelper.WriteFile(retdata);
JObject jobj = (JObject)JsonConvert.DeserializeObject(retdata);
string openid = jobj.Value<string>("openid");
return openid;
}
catch (Exception)
{
CallBack();
return "";
}
// return GetUserInfo(access_token, openid);
}
/// <summary>
/// 获取鉴权地址
/// </summary>
/// <param name="appid"></param>
/// <param name="redirect_url"></param>
/// <returns></returns>
public void GetAuthUrl(string appid, string redirect_url)
{
Response.Redirect(string.Format("https://open.weixin.qq.com/connect/oauth2/authorize?appid={0}&redirect_uri={1}&response_type=code&scope=snsapi_base&state=123#wechat_redirect", appid, Utils.UrlEncode(redirect_url)));
}
}
WxPay.ashx代码:
/// <summary>
/// WxPay 的摘要说明
/// </summary>
public class WxPay : IHttpHandler
{
/// <summary>
/// 公众账号ID
/// </summary>
private string appid = "wxxxxxxxxxxxxxxxx";
/// <summary>
/// 商户号
/// </summary>
private string mch_id = "12333333333";
/// <summary>
/// 通知url
/// </summary>
private string notify_url = "http://www.china101.net/Notify2.aspx";
/// <summary>
/// 密钥
/// </summary>
private string key = "chinapagexxxxxxxxxxxxx";
public void ProcessRequest(HttpContext context)
{
string action = JKRequest.GetQueryString("action");
switch (action)
{
case "unifysign":
GetUnifySign(context); break;
case "jspayparam": GetJsPayParam(context); break;
case "nativedynamic": GetPayQr(context); break;
}
}
#region 获取js支付参数
void GetJsPayParam(HttpContext context)
{
JsEntities jsEntities = new JsEntities()
{
appId = appid,
nonceStr = .Utils.GetRandom(),
package = string.Format("prepay_id={0}", GetPrepayId(context)),
signType = "MD5",
timeStamp = .Utils.ConvertDateTimeInt(DateTime.Now).ToString()
};
string url, sign;
string xmlStr = .Utils.GetUnifyRequestXml<JsEntities>(jsEntities, key, out url, out sign);
LogHelper.WriteFile(xmlStr);
jsEntities.paySign = sign;
context.Response.Write(JsonConvert.SerializeObject(jsEntities));
}
#endregion
#region 获取预支付ID
//--------------------------------------------------------------------------
string GetPrepayId(HttpContext context)
{
string xml;
GetUnifySign(context, out xml);
LogHelper.WriteFile("GetPrepayId---71--" + xml);
UnifyReceive unifyReceive = new UnifyReceive(.Utils.HttpPost("https://api.mch.weixin.qq.com/pay/unifiedorder", xml));
LogHelper.WriteFile("unifyReceive---73--" + unifyReceive.prepay_id);
return unifyReceive.prepay_id;
}
#endregion
#region 获取统一签名
void GetUnifySign(HttpContext context)
{
string xml;
context.Response.Write(GetUnifySign(context, out xml));
}
#endregion
#region 获取统一签名
string GetUnifySign(HttpContext context, out string xml)
{
string url, sign;
xml = WxPayHelper.Utils.GetUnifyUrlXml<UnifyEntities>(GetUnifyEntities(context), key, out url, out sign);
return sign;
}
#endregion
#region 获取二维码
void GetPayQr(HttpContext context)
{
string url = GetPayUrl(context);
WxPayHelper.Utils.GetQrCode(url);
}
#endregion
#region 获取二维码链接
string GetPayUrl(HttpContext context)
{
string xml;
GetUnifySign(context, out xml);
WxPayHelper.Utils.WriteTxt(xml);
UnifyReceive unifyReceive = new UnifyReceive(WxPayHelper.Utils.HttpPost("https://api.mch.weixin.qq.com/pay/unifiedorder", xml));
return unifyReceive.code_url;
}
#endregion
#region 获取统一支付接口参数对象
UnifyEntities GetUnifyEntities(HttpContext context)
{
string msgid = JKRequest.GetQueryString("msgid");
LogHelper.WriteFile("115---------"+msgid);
UnifyEntities unify = new UnifyEntities
{
appid = appid,
body = JKRequest.GetQueryString("body"),
mch_id = mch_id,
nonce_str = WxPayHelper.Utils.GetRandom(),
out_trade_no = JKRequest.GetQueryString("out_trade_no"),
notify_url = notify_url,
spbill_create_ip = JKRequest.GetIP(),
trade_type = JKRequest.GetQueryString("trade_type"),
total_fee = JKRequest.GetQueryString("total_fee")
};
if (unify.trade_type == "NATIVE")
{
unify.product_id = msgid;
}
else
{
unify.openid = msgid;
}
return unify;
}
#endregion
public bool IsReusable
{
get
{
return false;
}
}
}
