/// <summary>
/// 登入
/// </summary>
/// <param name="uid">ID</param>
/// <param name="pwd">密码</param>
/// <returns>访问令牌</returns>
public static String login(String uid, String pwd)
{
UserInfoModel user = getUserInfo(uid);
if (user != null)
{
if (!user.authPwd(pwd))
{
return(String.Empty);
}
String token = String.Empty;
if (user.tokenIsNull())
{
String str = generateToken(uid);
return(str);
}
else
{
if ((DateTime.Now - user.getTokenGenerateTime()).TotalDays > 7)
{
return(generateToken(uid));
}
return(user.getToken(pwd));
}
}
else
{
return(String.Empty);
}
}