/// <summary>
/// 判断Ticket和当前HttpContext中的信息是否吻合，包括ClientIP，身份和时间差
/// </summary>
/// <returns></returns>
public bool IsValid(out string reason)
{
bool result = true;
DateTime now = DateTime.UtcNow;
TimeSpan tSpan = now - this.ClickTime;
tSpan = TimeSpan.FromTicks(Math.Abs(tSpan.Ticks));
string currentClientIP = EnvironmentHelper.GetClientIP();
string currenctUserID = DeluxePrincipal.IsAuthenticated ? DeluxeIdentity.CurrentUser.ID : this.UserID;
try
{
(string.Compare(currentClientIP, this.ClientIP, true) == 0).FalseThrow <InvalidOperationException>(
"Ticket中的ClientIP为{0}，当前请求的ClientIP为{1}，不匹配", this.ClientIP, currentClientIP);
(string.Compare(currenctUserID, this.UserID, true) == 0).FalseThrow <InvalidOperationException>(
"Ticket中的UserID为{0}，当前请求的UserID为{1}，不匹配", this.UserID, currenctUserID);
(tSpan.CompareTo(RelativeTicketSettings.GetConfig().UrlTransferTimeout) <= 0).FalseThrow <InvalidOperationException>(
"Ticket中的ClickTime为{0}，与服务器当前时间{1}差别太大", this.ClickTime, now);
reason = string.Empty;
}
catch (InvalidOperationException ex)
{
reason = ex.Message;
result = false;
}
return(result);
}
/// <summary>
/// 得到一个加密的串
/// </summary>
/// <returns></returns>
public string EncryptToString()
{
string data = JSONSerializerExecute.Serialize(this);
byte[] encData = RelativeTicketSettings.GetConfig().Encryptor.EncryptString(data);
return(Convert.ToBase64String(encData));
}
public static RelativeTicketSettings GetConfig()
{
RelativeTicketSettings settings = (RelativeTicketSettings)ConfigurationBroker.GetSection("relativeTicketSettings");
if (settings == null)
settings = new RelativeTicketSettings();
return settings;
}
public static RelativeTicket DecryptFromString(string ticketString)
{
ExceptionHelper.CheckStringIsNullOrEmpty(ticketString, "ticketString");
byte[] data = Convert.FromBase64String(ticketString);
string decData = RelativeTicketSettings.GetConfig().Encryptor.DecryptString(data);
RelativeTicket ticket = (RelativeTicket)JSONSerializerExecute.DeserializeObject(decData, typeof(RelativeTicket));
return(ticket);
}
public static RelativeTicketSettings GetConfig()
{
RelativeTicketSettings settings = (RelativeTicketSettings)ConfigurationBroker.GetSection("relativeTicketSettings");
if (settings == null)
{
settings = new RelativeTicketSettings();
}
return(settings);
}
/// <summary>
///
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public override bool Equals(object obj)
{
bool result = false;
RelativeTicket objParam = (RelativeTicket)obj;
TimeSpan tSpan = objParam.ClickTime - this.ClickTime;
if (objParam.ClientIP == this.ClientIP && objParam.UserID == this.UserID &&
tSpan.CompareTo(RelativeTicketSettings.GetConfig().UrlTransferTimeout) <= 0)
{
result = true;
}
return(result);
}