//刷新accesstoken
public static string RefrenshToken(string appid, string appsecret)
{
string userAgent = System.Web.HttpContext.Current.Request.UserAgent;
string url = string.Format("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={0}&secret={1}", appid, appsecret);
HttpWebResponse res = WechatHttpWebResponseUtility.CreateGetHttpResponse(url, null, userAgent, null);
Stream stream = res.GetResponseStream();
StreamReader sr = new StreamReader(stream);
string result = sr.ReadToEnd();
WechatAccessToken token = new WechatAccessToken();
token = JsonConvert.DeserializeObject <WechatAccessToken>(result);
string access_token = token.access_token;
if (string.IsNullOrEmpty(token.access_token))
{
WechatError err = new WechatError();
err = JsonConvert.DeserializeObject <WechatError>(result);
access_token = "appid或者appsecret错误，无法获取access_token 微信错误代码：" + err.errcode + "微信错误信息：" + err.errmsg;
WechatLogHelper.Error(access_token);
}
else
{
ConfigService.WriteKey("WechatAccessToken", access_token);
ConfigService.WriteKey("WechatAccessTokenExpiredTime", System.DateTime.Now.AddMinutes(115).ToString("yyyy-MM-dd HH:mm:ss"));
}
return(access_token);
}
public static WechatJsTicket RefrenshJsapi_ticket(string access_token, string userAgent)
{
string url = string.Format("https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token={0}&type=jsapi", access_token);
HttpWebResponse response = WechatHttpWebResponseUtility.CreateGetHttpResponse(url, null, userAgent, null);
//Stream stream = response.GetResponseStream();
//StreamReader sr = new StreamReader(stream);
//string result = sr.ReadToEnd();
string result = WechatHttpWebResponseUtility.HttpResponseToString(response);
WechatJsTicket ticket = JsonConvert.DeserializeObject <WechatJsTicket>(result);
if (string.IsNullOrEmpty(ticket.ticket))
{
WechatError err = new WechatError();
err = JsonConvert.DeserializeObject <WechatError>(result);
string error = "appid或者appsecret错误，无法获取access_token 微信错误代码：" + err.errcode + "微信错误信息：" + err.errmsg;
WechatLogHelper.Error(error);
}
else
{
string ticketExpiredTime = System.DateTime.Now.AddMinutes(115).ToString("yyyy-MM-dd HH:mm:ss");
ConfigTools.WriteKey("WechatJsapi_ticket", ticket.ticket);
ConfigTools.WriteKey("WechatJsapi_ticketExpiredTime", ticketExpiredTime);
}
return(ticket);
}