/// <summary> /// 获取Access_token值 /// </summary> /// <returns></returns> public static string IsExistAccess_Token(string corpid, string secret) { string Token = string.Empty; DateTime YouXRQ; // 读取XML文件中的数据,并显示出来 ,注意文件路径 string filepath = Directory.GetCurrentDirectory() + "/XMLFile1.xml"; StreamReader str = new StreamReader(filepath, System.Text.Encoding.UTF8); XmlDocument xml = new XmlDocument(); xml.Load(str); str.Close(); str.Dispose(); Token = xml.SelectSingleNode("xml").SelectSingleNode("Access_Token").InnerText; YouXRQ = Convert.ToDateTime(xml.SelectSingleNode("xml").SelectSingleNode("Access_YouXRQ").InnerText); if (DateTime.Now > YouXRQ) { DateTime _youxrq = DateTime.Now; Access_token mode = GetAccess_token(corpid, secret); xml.SelectSingleNode("xml").SelectSingleNode("Access_Token").InnerText = mode.access_token; _youxrq = _youxrq.AddSeconds(int.Parse(mode.expires_in)); xml.SelectSingleNode("xml").SelectSingleNode("Access_YouXRQ").InnerText = _youxrq.ToString(); xml.Save(filepath); Token = mode.access_token; } return(Token); }
private static Access_token GetAccess_token(string corpid, string secret) { string strUrl = "https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid=" + corpid + "&corpsecret=" + secret; Access_token mode = new Access_token(); HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(strUrl); req.Method = "GET"; using (WebResponse wr = req.GetResponse()) { HttpWebResponse myResponse = (HttpWebResponse)req.GetResponse(); StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.UTF8); string content = reader.ReadToEnd();//在这里对Access_token 赋值 Access_token token = new Access_token(); token = Newtonsoft.Json.JsonConvert.DeserializeObject <Access_token>(content); mode.access_token = token.access_token; mode.expires_in = token.expires_in; } return(mode); }