/// <summary>
/// 获取令牌
/// </summary>
/// <returns></returns>
public OAccessToken GetAccessToken()
{
//获取访问令牌
try {
using (WebClient wc = new WebClient()) {
wc.Credentials = CredentialCache.DefaultCredentials;
NameValueCollection args = new NameValueCollection();
args.Add("grant_type", "client_credentials");
args.Add("app_id", _appId);
args.Add("app_secret", _appSecret);
byte[] results = wc.UploadValues(_api, args);
string result = Encoding.UTF8.GetString(results);
Logger.Debug("189 OAccessTokenAPI.GetAccessToken：" + result);
var token = JsonKit.Deserialize <access_token_obj>(result);
if (token != null)
{
if (!string.IsNullOrEmpty(token.access_token))
{
//转换
OAccessToken at = new OAccessToken();
at.ResultCode = token.res_code;
at.ResultMessage = token.res_message;
at.State = token.state;
at.AccessToken = token.access_token;
at.ExpiresInterval = token.expires_in;
at.OpenId = token.open_id;
at.Scope = token.scope;
_accessToken = at;
//时间戳
_timeTag = DateTime.Now.AddSeconds(token.expires_in - 120);
return(_accessToken);
}
else
{
_accessToken = new OAccessToken()
{
ResultCode = token.res_code, ResultMessage = token.res_message
};
return(_accessToken);
}
}
}
} catch (Exception ex) {
_accessToken = new OAccessToken()
{
ResultCode = -1, ResultMessage = ex.Message
};
return(_accessToken);
}
return(new OAccessToken()
{
ResultCode = -1, ResultMessage = "接口没有获取到正确结果！"
});
}