微信jssdk 签名获取方法-Toy模板网

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using Google.Protobuf.WellKnownTypes;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Security.Cryptography;
using System.Text;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.Networking.Types;

public class JsSdkTicket : MonoBehaviour
{
[DllImport("__Internal")]
private static extern void OpenWechatShare(string encodeURIPtr);

[DllImport("__Internal")]
private static extern void OpenWechatShareMenu(string appId, string time_stamp, string noncestring, string signatureStr);

[DllImport("__Internal")]
private static extern string GetCurWebUrl();

public class AccessToken
{
public string access_token { get; set; }

public double expires_in { get; set; }
}

public class JSTicket
{
public int errcode { get; set; }

public string errmsg { get; set; }

public string ticket { get; set; }

public string expires_in { get; set; }
}

private string createNonceStr()
{
int length = 16;
string chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
string str = "";
System.Random rad = new System.Random();
for (int i = 0; i < length; i++)
{
str += chars.Substring(rad.Next(0, chars.Length - 1), 1);
}
return str;
}
//SHA1哈希加密算法
public static string SHA1_Hash(string str_sha1_in)
{
SHA1 sha1 = new SHA1CryptoServiceProvider();
byte[] bytes_sha1_in = System.Text.UTF8Encoding.Default.GetBytes(str_sha1_in);
byte[] bytes_sha1_out = sha1.ComputeHash(bytes_sha1_in);
string str_sha1_out = BitConverter.ToString(bytes_sha1_out);
str_sha1_out = str_sha1_out.Replace("-", "").ToLower();
return str_sha1_out;
}

public string GetSha1(string str)
{
//建立SHA1对象

SHA1 sha = new SHA1CryptoServiceProvider();
//将mystr转换成byte[]
ASCIIEncoding enc = new ASCIIEncoding();
byte[] dataToHash = enc.GetBytes(str);
//Hash运算
byte[] dataHashed = sha.ComputeHash(dataToHash);
//将运算结果转换成string
string hash = BitConverter.ToString(dataHashed).Replace("-", "").ToLower();
return hash;
}

public IEnumerator GetWechatToken()
{
string appID = "wx22db6c710f661f68";
string appSecret = "ba47bf18ad036518310145743cdc7a04";
string url = $"https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={appID}&secret={appSecret}";
using UnityWebRequest webRequest = UnityWebRequest.Get(url);
yield return webRequest.SendWebRequest();
if (webRequest.result == UnityWebRequest.Result.Success)
{
var json = webRequest.downloadHandler.text;
if (!string.IsNullOrEmpty(json))
{
AccessToken atoken = JsonUtility.FromJson<AccessToken>(json);
tip = atoken.access_token;
//json={"access_token":"71_VWNQS5lobipBuw0cpMXycMlhN5l-cP0lCWyVCAd8xfbxbMLID6ku2Tttw6ivwyjSkp1HIuTw-29bVFCmuHl78GvoPnaJYhsRVO5_Tslr1HJa3Ayp4G8tzf5y74MKPEhAIAVAP","expires_in":7200};
string jsapi_url = $"https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token={atoken.access_token}&type=jsapi";
using UnityWebRequest jsapiRequest = UnityWebRequest.Get(url);
yield return jsapiRequest.SendWebRequest();
if (jsapiRequest.result == UnityWebRequest.Result.Success)
{
//{"errcode":0,"errmsg":"ok","ticket":"LIKLckvwlJT9cWIhEQTwfCAOltWVYohgnqfFqTJCnBfBw3-pEXDs3v7UrlsEJte7DaGDvYoxD4znvTviQQM5IA","expires_in":7200}
var tickitJson = webRequest.downloadHandler.text;
JSTicket jSTicket = JsonUtility.FromJson<JSTicket>(tickitJson);
Debug.Log("gcj: " + jSTicket);
string JSTicketTicket = jSTicket.ticket;
tip = "JSTicketTicket: "+ JSTicketTicket;
TimeSpan span = DateTime.Now.ToUniversalTime() - new DateTime(1970, 1, 1, 0, 0, 0, 0);
string timestamp = Convert.ToInt64(span.TotalSeconds).ToString();
string nonceStr = createNonceStr();

//签名用的url必须是调用JS接口页面的完整URL。

string UrlMsg = "";
try
{
UrlMsg = GetCurWebUrl();

// 这里参数的顺序要按照 key 值 ASCII 码升序排序
string rawstring = "jsapi_ticket=" + JSTicketTicket + "&noncestr=" + nonceStr + "&timestamp=" + timestamp + "&url=" + UrlMsg + "";

//string signature = FormsAuthentication.HashPasswordForStoringInConfigFile(rawstring, "SHA1").ToLower();
string signature = GetSha1(rawstring);
tip = "signature: " + signature;
//Hashtable signPackage = new Hashtable();
//signPackage.Add("appId", "wx22db6c710f661f68");
//signPackage.Add("nonceStr", nonceStr);
//signPackage.Add("timestamp", timestamp);
//signPackage.Add("url", url);
//signPackage.Add("signature", signature);
//signPackage.Add("rawString", rawstring);
//signPackage.Add("JSTicketTicket", JSTicketTicket);
OpenWechatShareMenu(appID, timestamp, nonceStr, signature);
}
catch (System.Exception e)
{
UnityEngine.Debug.Log(e.Message);
}

}
}
}
}

string tip = "";
private void OnGUI()
{
GUI.Label(new Rect(200, 200, 500, 500), tip);
}

void Start()
{
//StartCoroutine( GetWechatToken());

//TimeSpan span = DateTime.Now.ToUniversalTime() - new DateTime(1970, 1, 1, 0, 0, 0, 0);
//string timestamp = "1692415454"; //Convert.ToInt64(span.TotalSeconds).ToString();
//string nonceStr = "yCPqfcy4DRVu3QCH"; //createNonceStr();

//Debug.Log("timestamp: "+timestamp);
//Debug.Log("nonceStr: "+nonceStr);

//string JSTicketTicket = "LIKLckvwlJT9cWIhEQTwfCAOltWVYohgnqfFqTJCnBdvECHdP06M2ysW3sQqCTMv8tgUxU9av9Dn8ghivMZ0PQ";
//Debug.Log("JSTicketTicket: " + JSTicketTicket);

签名用的url必须是调用JS接口页面的完整URL。

//string UrlMsg = "";
//try
//{
// UrlMsg = "http://localhost/WebGL/"; //GetCurWebUrl();

// Debug.Log("UrlMsg: " + UrlMsg);

// //jsapi_ticket=LIKLckvwlJT9cWIhEQTwfCAOltWVYohgnqfFqTJCnBdvECHdP06M2ysW3sQqCTMv8tgUxU9av9Dn8ghivMZ0PQ&noncestr=yCPqfcy4DRVu3QCH&timestamp=1692415454&url=http://localhost/WebGL/
// // 这里参数的顺序要按照 key 值 ASCII 码升序排序
// string rawstring = "jsapi_ticket=" + JSTicketTicket + "&noncestr=" + nonceStr + "&timestamp=" + timestamp + "&url=" + UrlMsg + "";

// //string signature = FormsAuthentication.HashPasswordForStoringInConfigFile(rawstring, "SHA1").ToLower();
// string signature = GetSha1(rawstring);
// tip = "signature: " + signature;

// //cf839bdf7af95e5764c3eea8459c8c6acf112081
// Debug.Log(tip);

// //Hashtable signPackage = new Hashtable();
// //signPackage.Add("appId", "wx22db6c710f661f68");
// //signPackage.Add("nonceStr", nonceStr);
// //signPackage.Add("timestamp", timestamp);
// //signPackage.Add("url", url);
// //signPackage.Add("signature", signature);
// //signPackage.Add("rawString", rawstring);
// //signPackage.Add("JSTicketTicket", JSTicketTicket);
// //OpenWechatShareMenu(appID, timestamp, nonceStr, signature);
//}
//catch(Exception ex)
//{

//}

}
}

js部分代码

GetCurWebUrl: function () {

// var returnStr = window.top.location.href;

// var buffer = _malloc(lengthBytesUTF8(returnStr) + 1);

// writeStringToMemory(returnStr, buffer);

// return buffer;

var returnStr = window.top.location.href;

var bufferSize = lengthBytesUTF8(returnStr)+1;

var buffer = _malloc(bufferSize);

stringToUTF8(returnStr, buffer, bufferSize);