/// <summary>
/// singature签名的生成比较麻烦。
/// 首先生成获取access_token
/// （有效期7200秒，开发者必须在自己的服务全局缓存access_token）
/// </summary>
/// <returns></returns>
public static string Getaccesstoken()
{
string appid = PayConfig.WxAppid();
string secret = PayConfig.WxAppSecret();
string urljson = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + appid + "&secret=" + secret;
string strjson = "";
UTF8Encoding encoding = new UTF8Encoding();
HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(urljson);
myRequest.Method = "GET";
myRequest.ContentType = "application/x-www-form-urlencoded";
HttpWebResponse response;
Stream responseStream;
StreamReader reader;
string srcString;
response = myRequest.GetResponse() as HttpWebResponse;
responseStream = response.GetResponseStream();
reader = new System.IO.StreamReader(responseStream, Encoding.UTF8);
srcString = reader.ReadToEnd();
reader.Close();
if (srcString.Contains("access_token"))
{
//CommonJsonModel model = new CommonJsonModel(srcString);
CommonJsonModel model = new CommonJsonModel(srcString);
strjson = model.GetValue("access_token");
SessionTools.SetSession("access_tokenzj", strjson);
}
return(strjson);
}
/// <summary>
/// 接着获取jsapi_ticket：
/// 用第一步拿到的access_token 采用http GET方式请求获得jsapi_ticket
/// （有效期7200秒，开发者必须在自己的服务全局缓存jsapi_ticket）
/// </summary>
/// <returns></returns>
public static string Getjsapi_ticket()
{
string accesstoken = (string)SessionTools.GetSession("access_tokenzj");
string urljson = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=" + accesstoken + "&type=jsapi";
string strjson = "";
UTF8Encoding encoding = new UTF8Encoding();
HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(urljson);
myRequest.Method = "GET";
myRequest.ContentType = "application/x-www-form-urlencoded";
HttpWebResponse response = myRequest.GetResponse() as HttpWebResponse;
Stream responseStream = response.GetResponseStream();
StreamReader reader = new System.IO.StreamReader(responseStream, Encoding.UTF8);
string srcString = reader.ReadToEnd();
reader.Close();
if (srcString.Contains("ticket"))
{
CommonJsonModel model = new CommonJsonModel(srcString);
strjson = model.GetValue("ticket");
SessionTools.SetSession("ticketzj", strjson);
}
return(strjson);
}