public static NGAccessToken GetAccess_token()
{
string appid = NGWeiXinConfig.appID;
string secret = NGWeiXinConfig.appsecret;
string strUrl = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + appid + "&secret=" + secret;
NGAccessToken mode = new NGAccessToken();
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();
Log.Debug("NGAccessTokenTools", "GetAccess_token response : " + content);
//Response.Write(content);
//在这里对Access_token 赋值
NGAccessToken token = new NGAccessToken();
token = NGJSONHelper.ParseFromJson <NGAccessToken>(content);
mode.access_token = token.access_token;
mode.expires_in = token.expires_in;
}
return(mode);
}
public static string GetExistAccess_Token()
{
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 = HttpContext.Current.Server.MapPath("NGAccessTokenMode.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;
NGAccessToken mode = GetAccess_token();
xml.SelectSingleNode("xml").SelectSingleNode("Access_Token").InnerText = mode.access_token;
//设置有效期（秒）
//_youxrq = _youxrq.AddSeconds(int.Parse(mode.expires_in));
_youxrq = _youxrq.AddSeconds(60);
xml.SelectSingleNode("xml").SelectSingleNode("Access_YouXRQ").InnerText = _youxrq.ToString();
xml.Save(filepath);
Token = mode.access_token;
}
return(Token);
}