/// <summary>
/// 公众号可以使用AppID和AppSecret调用本接口来获取access_token。AppID和AppSecret可在微信公众平台官网-开发者中心页中获得（需要已经成为开发者，且帐号没有异常状态）。注意调用所有微信接口时均需使用https协议。
/// </summary>
/// <param name="grant_type">获取access_token填写client_credential</param>
/// <param name="appid">第三方用户唯一凭证</param>
/// <param name="secret">第三方用户唯一凭证密钥，即appsecret</param>
/// <returns>正常情况下，微信会返回下述JSON数据包给公众号{"access_token":"ACCESS_TOKEN","expires_in":7200},错误时微信会返回错误码等信息，JSON数据包示例如下（该示例为AppID无效错误）:{"errcode":40013,"errmsg":"invalid appid"}</returns>
public BaseMsg getAccessToken(string grant_type, string appid, string secret)
{
try
{
String url = string.Format("https://api.weixin.qq.com/cgi-bin/token?grant_type={0}&appid={1}&secret={2}", grant_type, appid, secret);
RequestSimulator Request = new RequestSimulator();
String jsonStr = Request.Get(url);
ErrorCode errorCode = MsgFilter.filter(jsonStr);
if (errorCode.errcode!=0) {
return errorCode;
}
AccessToken accessToken = JsonHelper.parse<AccessToken>(jsonStr);
return accessToken;
}
catch (Exception ex) {
throw ex;
}
}
public BaseMsg getWxUserByOauth(string access_token, string openid) {
try
{
String url = string.Format("https://api.weixin.qq.com/sns/userinfo?access_token={0}&openid={1}&lang=zh_CN", access_token, openid);
RequestSimulator Request = new RequestSimulator();
String jsonStr = Request.Get(url);
ErrorCode errorCode = MsgFilter.filter(jsonStr);
if (errorCode.errcode != 0)
{
return errorCode;
}
WxUser obj = JsonHelper.parse<WxUser>(jsonStr);
return obj;
}
catch (Exception ex)
{
throw ex;
}
}