public static AccessTokenResult RefreshAccessToken(AccessTokenResult token)
{
var appId = WeChatInfo.AppID;
if (DateTime.Now < token.CurrentTime.AddSeconds(token.ExpiresIn - 100))
{
return(token);
}
var result = OAuthApi.RefreshToken(appId, token.RefreshToken);
if (string.IsNullOrWhiteSpace(result.access_token))
{
return(null);
}
else
{
token.RefreshTime = DateTime.Now;
token.AccessToken = result.access_token;
token.ExpiresIn = result.expires_in;
token.RefreshToken = result.refresh_token;
token.OpenID = result.openid;
token.Scope = result.scope;
return(token);
}
}
public static WeChatUserResult GetWeChatUser(AccessTokenResult token)
{
var user = OAuthApi.GetUserInfo(token.AccessToken, token.OpenID);
var result = new WeChatUserResult
{
City = user.city,
Country = user.country,
HeadImgUrl = user.headimgurl,
NickName = user.nickname,
OpenID = user.openid,
Privilege = JsonConvert.SerializeObject(user.privilege),
Province = user.province,
Sex = user.sex,
UnionID = user.unionid,
};
return(result);
}
public static AccessTokenResult GetAccessToken(string code)
{
var result = OAuthApi.GetAccessToken(WeChatInfo.AppID, WeChatInfo.AppSecret, code);
if (string.IsNullOrWhiteSpace(result.access_token))
{
return(null);
}
else
{
var token = new AccessTokenResult
{
AccessToken = result.access_token,
ExpiresIn = result.expires_in,
CurrentTime = DateTime.Now,
RefreshTime = DateTime.Now,
OpenID = result.openid,
RefreshToken = result.refresh_token,
Scope = result.scope,
};
return(token);
}
}
