-
- using AIOWeb.Models;
- using Newtonsoft.Json;
- using Newtonsoft.Json.Linq;
- using System;
- using System.Collections.Generic;
- using System.Data;
- using System.Data.SqlClient;
- using System.Linq;
- using System.Web;
- namespace AIOWeb
- {
- /// <summary>
- /// wxapi 的摘要说明
- /// </summary>
- public class wxapi : IHttpHandler
- {
- public void ProcessRequest(HttpContext context)
- {
- context.Response.ContentType = "text/plain";
- string code = "";
- string iv = "";
- string encryptedData = "";
- try
- {
- code = HttpContext.Current.Request.QueryString["code"].ToString();
- iv = HttpContext.Current.Request.QueryString["iv"].ToString();
- encryptedData = HttpContext.Current.Request.QueryString["encryptedData"].ToString();
- }
- catch (Exception ex)
- {
- context.Response.Write(ex.ToString());
- }
- string Appid = "wxdb2641f85b04f1b3";
- string Secret = "8591d8cd7197b9197e17b3275329a1e7";
- string grant_type = "authorization_code";
- //向微信服务端 使用登录凭证 code 获取 session_key 和 openid
- string url = "https://api.weixin.qq.com/sns/jscode2session?appid=" + Appid + "&secret=" + Secret + "&js_code=" + code + "&grant_type=" + grant_type;
- string type = "utf-8";
- AIOWeb.Models.GetUsersHelper GetUsersHelper = new AIOWeb.Models.GetUsersHelper();
- string j = GetUsersHelper.GetUrltoHtml(url, type);//获取微信服务器返回字符串
- //将字符串转换为json格式
- JObject jo = (JObject)JsonConvert.DeserializeObject(j);
- result res = new result();
- try
- {
- //微信服务器验证成功
- res.openid = jo["openid"].ToString();
- res.session_key = jo["session_key"].ToString();
- }
- catch (Exception)
- {
- //微信服务器验证失败
- res.errcode = jo["errcode"].ToString();
- res.errmsg = jo["errmsg"].ToString();
- }
- if (!string.IsNullOrEmpty(res.openid))
- {
- //用户数据解密
- GetUsersHelper.AesIV = iv;
- GetUsersHelper.AesKey = res.session_key;
- string result = GetUsersHelper.AESDecrypt(encryptedData);
- //存储用户数据
- JObject _usrInfo = (JObject)JsonConvert.DeserializeObject(result);
- userInfo userInfo = new userInfo();
- userInfo.openId = _usrInfo["openId"].ToString();
- try //部分验证返回值中没有unionId
- {
- userInfo.unionId = _usrInfo["unionId"].ToString();
- }
- catch (Exception)
- {
- userInfo.unionId = "unionId";
- }
- userInfo.nickName = _usrInfo["nickName"].ToString();
- userInfo.gender = _usrInfo["gender"].ToString();
- userInfo.city = _usrInfo["city"].ToString();
- userInfo.province = _usrInfo["province"].ToString();
- userInfo.country = _usrInfo["country"].ToString();
- userInfo.avatarUrl = _usrInfo["avatarUrl"].ToString();
- object watermark = _usrInfo["watermark"].ToString();
- object appid = _usrInfo["watermark"]["appid"].ToString();
- object timestamp = _usrInfo["watermark"]["timestamp"].ToString();
- #region
- //创建连接池对象(与数据库服务器进行连接)
- SqlConnection conn = new SqlConnection("server=127.0.0.1;database=Test;uid=sa;pwd=1");
- //打开连接池
- conn.Open();
- //创建命令对象
- string Qrystr = "SELECT * FROM WeChatUsers WHERE openId='" + userInfo.openId + "'";
- SqlCommand cmdQry = new SqlCommand(Qrystr, conn);
- object obj = cmdQry.ExecuteScalar();
- if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value)))
- {
- string str = "INSERT INTO WeChatUsers ([UnionId] ,[OpenId],[NickName],[Gender],[City],[Province],[Country],[AvatarUrl],[Appid],[Timestamp],[Memo],[counts])VALUES('" + userInfo.unionId + "','" + userInfo.openId + "','" + userInfo.nickName + "','" + userInfo.gender + "','" + userInfo.city + "','" + userInfo.province + "','" + userInfo.country + "','" + userInfo.avatarUrl + "','" + appid.ToString() + "','" + timestamp.ToString() + "','来自微信小程序','1')";
- SqlCommand cmdUp = new SqlCommand(str, conn);
- // 执行操作
- try
- {
- int row = cmdUp.ExecuteNonQuery();
- }
- catch (Exception ex)
- {
- context.Response.Write(ex.ToString());
- }
- }
- else
- {
- //多次访问,记录访问次数counts 更新unionId是预防最初没有,后期关联后却仍未记录
- string str = "UPDATE dbo.WeChatUsers SET counts = counts+1,UnionId = '" + userInfo.unionId + "' WHERE OpenId='" + userInfo.openId + "'";
- SqlCommand cmdUp = new SqlCommand(str, conn);
- int row = cmdUp.ExecuteNonQuery();
- }
- //关闭连接池
- conn.Close();
- #endregion
- //返回解密后的用户数据
- context.Response.Write(result);
- }
- else
- {
- context.Response.Write(j);
- }
- }
- public bool IsReusable
- {
- get
- {
- return false;
- }
- }
- }
- }
GetUsersHelper 帮助类
- using System;
- using System.Collections.Generic;
- using System.IO;
- using System.Linq;
- using System.Security.Cryptography;
- using System.Text;
- using System.Threading.Tasks;
- namespace AIOWeb.Models
- {
- public class GetUsersHelper
- {
- /// <summary>
- /// 获取链接返回数据
- /// </summary>
- /// <param name="Url">链接</param>
- /// <param name="type">请求类型</param>
- /// <returns></returns>
- public string GetUrltoHtml(string Url, string type)
- {
- try
- {
- System.Net.WebRequest wReq = System.Net.WebRequest.Create(Url);
- // Get the response instance.
- System.Net.WebResponse wResp = wReq.GetResponse();
- System.IO.Stream respStream = wResp.GetResponseStream();
- // Dim reader As StreamReader = New StreamReader(respStream)
- using (System.IO.StreamReader reader = new System.IO.StreamReader(respStream, Encoding.GetEncoding(type)))
- {
- return reader.ReadToEnd();
- }
- }
- catch (System.Exception ex)
- {
- return ex.Message;
- }
- }
- #region 微信小程序用户数据解密
- public static string AesKey;
- public static string AesIV;
- /// <summary>
- /// AES解密
- /// </summary>
- /// <param name="inputdata">输入的数据encryptedData</param>
- /// <param name="AesKey">key</param>
- /// <param name="AesIV">向量128</param>
- /// <returns name="result">解密后的字符串</returns>
- public string AESDecrypt(string inputdata)
- {
- try
- {
- AesIV = AesIV.Replace(" ", "+");
- AesKey = AesKey.Replace(" ", "+");
- inputdata = inputdata.Replace(" ", "+");
- byte[] encryptedData = Convert.FromBase64String(inputdata);
- RijndaelManaged rijndaelCipher = new RijndaelManaged();
- rijndaelCipher.Key = Convert.FromBase64String(AesKey); // Encoding.UTF8.GetBytes(AesKey);
- rijndaelCipher.IV = Convert.FromBase64String(AesIV);// Encoding.UTF8.GetBytes(AesIV);
- rijndaelCipher.Mode = CipherMode.CBC;
- rijndaelCipher.Padding = PaddingMode.PKCS7;
- ICryptoTransform transform = rijndaelCipher.CreateDecryptor();
- byte[] plainText = transform.TransformFinalBlock(encryptedData, 0, encryptedData.Length);
- string result = Encoding.UTF8.GetString(plainText);
- return result;
- }
- catch (Exception)
- {
- return null;
- }
- }
- #endregion
- }
- }
相关文章
- 08-15微信小程序获取手机号,云函数解密,写入云数据库
- 08-15微信小程序 如何获取用户code
- 08-15微信小程序实现登录授权,并将获取到的用户授权信息存储到数据库中
- 08-15微信小程序-form表单-获取用户输入文本框的值
- 08-15微信小程序怎么获取用户输入
- 08-15微信小程序之用户信息授权 wx.getUserInfo
- 08-15微信小程序获取客户端系统信息
- 08-15c# 微信开发 《获取用户的信息》
- 08-15微信小程序 --- 获取设备信息
- 08-15微信小程序——获取用户unionId