当前位置：网站首页>Example: use C ＃ Net to teach you how to develop wechat official account (21) -- using wechat to pay online collection: H5 method

Example: use C ＃ Net to teach you how to develop wechat official account (21) -- using wechat to pay online collection: H5 method

2022-06-26 00:43:00 【Chaos scar】

On the line 、 Offline sales , You can use wechat to pay conveniently , There are many ways to collect money through wechat official account , Here's the picture ：

Let's talk about it today H5 Scenario payment , Open it with mobile browser H5 The way , The most common promotion is SMS built-in links , This scenario requires calling wechat app, Then start wechat payment and subsequent processes .

One 、 Operation demo

Use whatever you like to scan the code app Scan the QR code below , After opening, copy the link to the mobile browser opening page .

Two 、 Wechat payment configuration

In the first of this series 18 piece （(2 Bar message ) example ： use C#.NET Teach you to do WeChat official account development （18）-- Use wechat payment to send red envelopes to fans _ The blog of scar in troubled times -CSDN Blog ） There was an introduction to , In addition to the basic configuration , The following configurations are key ：

3、 ... and 、H5 Scenario payment demo source code

The source code of the front page is as follows ：

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="H5Test.aspx.cs" Inherits="Jjlm.H5Test" %>

<!DOCTYPE html>
<html>
<head runat="server">
	<meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=no">
    <title> Wechat payment H5 Collection test </title>
</head>

<style>
    img{
        width: 100%;
        display: block;
    }
    body{
        margin:0;padding:0;
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }
    .line{
        display: flex;justify-content:space-between;height: 40px;margin: 0 20px;
    }
    .boline{
        border-bottom: 1px solid #ddd;
    }
    .ti{
        font-size: 18px;
        line-height: 40px;
    }
    .text{
        font-size: 16px;
        line-height: 40px;
    }
</style>

<body>
<div style="width: 100%;background:#555;color:#fff;font-size:20px;height: 40px;line-height: 40px;text-align: center;">
     Cashier 
</div>
<form id="form1" runat="server">
    <div>
        <div style="margin-top:10px;background: #fff;">
            <div class="line boline">
                <span class="ti"> The order number :</span>
                <asp:Label runat="server" id="lbBillNo" Text="" Visible="true" class="text" />
            </div>
            <div class="line boline">
                <span class="ti"> product :</span>
                <asp:Label runat="server" id="lbProductName" Text="" Visible="true" class="text" />
            </div>
            <div class="line boline">
                <span class="ti"> The number : </span>
                <asp:Label runat="server" id="lbProductNum" Text="" Visible="true" class="text" />
            </div>
            <div class="line">
                 <span class="ti"> Pay the amount :</span>
                 <asp:Label runat="server" id="lbTotalFee" Text="" Visible="true" class="text" style="color: crimson;" />
            </div>
        </div>
		<div style="margin: 10px auto;">
			<img src="img/wxzf.jpg" alt="" style="width: 100%;">
        </div>
        <div style="margin: 10px auto;width: 90%;height: 40px;background: #20a91d;border-radius:10px;text-align: center;" runat="server" id="divBtn">
            <asp:Button ID="submit" runat="server" Text=" Pay now "  Style="background: #20a91d;border-width:0px;color: #fff;line-height: 35px;font-size: 20px;outline:0px;-webkit-appearance: none;" OnClick="btnCallPayClick"/>
        </div>
        </br>
		
		<asp:Label runat="server" id="lbProductId" Text="" Visible="false" class="text" />
		<asp:Label runat="server" id="lbUrl" Text="" Visible="true" class="text" />

    </div>
</form>
</body>
</html>

The back-end source code is as follows ：

using System;
using System.Web;
using System.Web.UI;
using System.Data;
using System.Data.SqlClient;
using QinMing.Config;
using QinMing.WeixinPayCollect;

namespace Jjlm
{
    
	public partial class H5Test : System.Web.UI.Page
    {
		public static string wxJsApiParam {get;set;} //H5 Tune up JS API Parameters 
		
        protected void Page_Load(object sender, EventArgs e)
        {
            lbProductId.Text = "202102040001";
			lbProductName.Text = " Wechat payment H5 test ";
			lbBillNo.Text = DateTime.Now.ToString("yyyyMMddHHmmssms");   //
			lbProductNum.Text = "1";
			lbTotalFee.Text = "0.01";
        }
		
		protected void btnCallPayClick(object sender, EventArgs e)
        {
			string fee = (Convert.ToDouble(lbTotalFee.Text)*100).ToString(); /// Wechat units are divided into 
			string out_trade_no = lbBillNo.Text;

            if (lbProductName.Text != null)
            {
                // If relevant parameters are passed , Then adjust the unified ordering interface , Obtain the entry parameters of subsequent related interfaces 
                H5Pay h5Pay = new H5Pay();
				string scip = GetWebClientIp();// Get client reality IP
				string url = h5Pay.GetPayUrl(scip,fee,out_trade_no,lbProductId.Text,lbProductName.Text);
				lbUrl.Text = url;
				Response.Redirect(url, false);// Jump to the middle page of wechat payment  
            }
            else
            {
                Log.showlog("zhifu_callpay"," Page missing parameter , Please go back and try again ");
            }
        }	
        
		
		public string GetWebClientIp()  
        {  
            string userIP = "";  
            try  
            {  
                if (System.Web.HttpContext.Current == null  
            || System.Web.HttpContext.Current.Request == null  
            || System.Web.HttpContext.Current.Request.ServerVariables == null)  
                    return "";  
                string CustomerIP = "";  
                //CDN It is taken after acceleration IP simone 090805  
                CustomerIP = System.Web.HttpContext.Current.Request.Headers["Cdn-Src-Ip"];  
                if (!string.IsNullOrEmpty(CustomerIP))  
                {  
                    return CustomerIP;  
                }  
                CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];  
                if (!String.IsNullOrEmpty(CustomerIP))  
                {  
                    return CustomerIP;  
                }  
                if (System.Web.HttpContext.Current.Request.ServerVariables["HTTP_VIA"] != null)  
                {  
                    CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];  
                    if (CustomerIP == null)  
                        CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];  
                }  
                else  
                {  
                    CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];  
                }  
                if (string.Compare(CustomerIP, "unknown", true) == 0)  
                    return System.Web.HttpContext.Current.Request.UserHostAddress;  
                return CustomerIP;  
            }  
            catch { }  
            return userIP;  
        }
	
    }
}

Four 、 Collection source code

The classes used in the above demonstration code are the same as those in the previous article , The source code has been given in the last article .

And the table used to store the collection records is also given in the previous article , There is only one field marked with different payment sources .

5、 ... and 、 After collection, the collection record status is updated

The content introduced in the previous article is the same , The code will no longer be posted repeatedly .

The front-end code ：WeixinPayRecvResultNotify.aspx

Back end code ：WeixinPayRecvResultNotify.aspx.cs

原网站

版权声明
本文为[Chaos scar]所创，转载请带上原文链接，感谢
https://yzsam.com/2022/176/202206252051023581.html

当前位置：网站首页>Example: use C ＃ Net to teach you how to develop wechat official account (21) -- using wechat to pay online collection: H5 method

Example: use C ＃ Net to teach you how to develop wechat official account (21) -- using wechat to pay online collection: H5 method

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