1.在appsettings配置你的小程序配置信息
1 2 3 4 5 | //微信小程序信息配置 "WechatConfig" : { "appid" : "" , //小程序ID "secret" : "" //小程序秘钥 }, |
2.请求接口时先获取Access_token
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | #region 获取小程序的Access_token public object GetAccess_token( string appid, string secret) { string strUrl = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + appid + "&secret=" + secret; HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(strUrl); req.Method = "GET" ; req.ContentType = "textml;charset=UTF-8" ; HttpWebResponse response = (HttpWebResponse)req.GetResponse(); Stream myResponseStream = response.GetResponseStream(); StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.UTF8); string jsonData = myStreamReader.ReadToEnd(); myStreamReader.Close(); myResponseStream.Close(); string jsonSr = jsonData; JObject jsons = JObject.Parse(jsonSr); string accesstoken = jsons[ "access_token" ].ToString(); return accesstoken; } #endregion |
3.授权时获取手机号
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | #region 获取微信绑定手机号 public object GetPhoneNumber( string code, string appid, string secret) { string errCode = "" ; try { var accesstoken = GetAccess_token(appid, secret); string serviceAddress = "https://api.weixin.qq.com/wxa/business/getuserphonenumber?access_token=" + accesstoken; JObject codes = new JObject(); codes[ "code" ] = code; string sendData = JsonConvert.SerializeObject(codes); //换成Post请求方式 string jsonString = UrlPost(sendData, serviceAddress); dynamic model = JToken.Parse(jsonString) as dynamic; JObject json = JObject.Parse(jsonString); errCode = json[ "errcode" ].ToString(); string purePhoneNumber = json[ "phone_info" ][ "phoneNumber" ].ToString(); //签发token //string token; //_authenservice.IsAuthenticated(code, out token); return new { Code = 200, Msg = "获取成功" , Tel = purePhoneNumber, Token = token }; } catch (Exception e) { return new { Code = 0, Msg = "获取失败" + e.Message }; } } #endregion |
4.微信接口要求必须使用Post请求方法
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | #region 提交Post请求 /// <summary> /// 提交Post请求 /// </summary> /// 参数集合 /// URL /// /// /// public static string UrlPost( string parameterData, string serviceUrl, string ContentType = "application/json" , string Accept = "application/json" ) { //先根据用户请求的uri构造请求地址 //string serviceUrl = string.Format("{0}/{1}", this.BaseUri, uri); //创建Web访问对象 HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(serviceUrl); //把用户传过来的数据转成“UTF-8”的字节流 byte [] buf = System.Text.Encoding.GetEncoding( "UTF-8" ).GetBytes(parameterData); myRequest.Method = "POST" ; //myRequest.Accept = "application/json"; //myRequest.ContentType = "application/json"; // //Content-Type: application/x-www-form-urlencoded myRequest.AutomaticDecompression = DecompressionMethods.GZip; myRequest.Accept = Accept; //myRequest.ContentType = ContentType; myRequest.ContentType = "application/json; charset=UTF-8" ; myRequest.ContentLength = buf.Length; myRequest.MaximumAutomaticRedirections = 1; myRequest.AllowAutoRedirect = true ; //myRequest.Headers.Add("content-type", "application/json"); //myRequest.Headers.Add("accept-encoding", "gzip"); //myRequest.Headers.Add("accept-charset", "utf-8"); //发送请求 Stream stream = myRequest.GetRequestStream(); stream.Write(buf, 0, buf.Length); stream.Close(); //通过Web访问对象获取响应内容 HttpWebResponse myResponse = (HttpWebResponse)myRequest.GetResponse(); //通过响应内容流创建StreamReader对象,因为StreamReader更高级更快 StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.UTF8); //string returnXml = HttpUtility.UrlDecode(reader.ReadToEnd());//如果有编码问题就用这个方法 string returnData = reader.ReadToEnd(); //利用StreamReader就可以从响应内容从头读到尾 reader.Close(); myResponse.Close(); return returnData; } #endregion |
小程序官方文档
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