FormsAuthenticationTicket.cs :  » 2.6.4-mono-.net-core » System.Web » System » Web » Security » C# / CSharp Open Source

//
// System.Web.Security.FormsAuthenticationTicket
//
// Authors:
//  Gonzalo Paniagua Javier (gonzalo@ximian.com)
//
// (C) 2002 Ximian, Inc (http://www.ximian.com)
// Copyright (c) 2005 Novell, Inc (http://www.novell.com)
//

//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System.IO;
using System.Security.Permissions;

namespace System.Web.Security{
  // CAS - no InheritanceDemand here as the class is sealed
  [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  // attributes
  [Serializable]
  public sealed class FormsAuthenticationTicket
  {
    int version;
    bool persistent;
    DateTime issue_date;
    DateTime expiration;
    string name;
    string cookie_path;
    string user_data;

    /*
    internal void ToStr ()
    {
      Console.WriteLine ("version: {0}", version);
      Console.WriteLine ("persistent: {0}", persistent);
      Console.WriteLine ("issue_date: {0}", issue_date);
      Console.WriteLine ("expiration: {0}", expiration);
      Console.WriteLine ("name: {0}", name);
      Console.WriteLine ("cookie_path: {0}", cookie_path);
      Console.WriteLine ("user_data: {0}", user_data);
    }
    */

    internal byte [] ToByteArray ()
    {
      MemoryStream ms = new MemoryStream ();
      BinaryWriter writer = new BinaryWriter (ms);
      writer.Write (version);
      writer.Write (persistent);
      writer.Write (issue_date.Ticks);
      writer.Write (expiration.Ticks);
      writer.Write (name != null);
      if (name != null)
        writer.Write (name);

      writer.Write (cookie_path != null);
      if (cookie_path != null)
        writer.Write (cookie_path);

      writer.Write (user_data != null);
      if (user_data != null)
        writer.Write (user_data);

      writer.Flush ();
      return ms.ToArray ();
    }

    internal static FormsAuthenticationTicket FromByteArray (byte [] bytes)
    {
      MemoryStream ms = new MemoryStream (bytes);
      BinaryReader reader = new BinaryReader (ms);
      FormsAuthenticationTicket ticket = new FormsAuthenticationTicket ();
      ticket.version = reader.ReadInt32 ();
      ticket.persistent = reader.ReadBoolean ();
      ticket.issue_date = new DateTime (reader.ReadInt64 ());
      ticket.expiration = new DateTime (reader.ReadInt64 ());
      if (reader.ReadBoolean ())
        ticket.name = reader.ReadString ();

      if (reader.ReadBoolean ())
        ticket.cookie_path = reader.ReadString ();

      if (reader.ReadBoolean ())
        ticket.user_data = reader.ReadString ();

      return ticket;
    }

    FormsAuthenticationTicket ()
    {
    }

    public FormsAuthenticationTicket (int version,
              string name,
              DateTime issueDate,
              DateTime expiration,
              bool isPersistent,
              string userData)
    {
      this.version = version;
      this.name = name;
      this.issue_date = issueDate;
      this.expiration = expiration;
      this.persistent = isPersistent;
      this.user_data = userData;
      this.cookie_path = "/";
    }

    public FormsAuthenticationTicket (int version,
              string name,
              DateTime issueDate,
              DateTime expiration,
              bool isPersistent,
              string userData,
              string cookiePath)
    {
      this.version = version;
      this.name = name;
      this.issue_date = issueDate;
      this.expiration = expiration;
      this.persistent = isPersistent;
      this.user_data = userData;
      this.cookie_path = cookiePath;
    }

    public FormsAuthenticationTicket (string name, bool isPersistent, int timeout)
    {
      this.version = 1;
      this.name = name;
      this.issue_date = DateTime.Now;
      this.persistent = isPersistent;
      if (persistent)
        expiration = issue_date.AddYears (50);
      else
        expiration = issue_date.AddMinutes ((double) timeout);

      this.user_data = "";
      this.cookie_path = "/";
    }

    internal void SetDates (DateTime issue_date, DateTime expiration)
    {
      this.issue_date = issue_date;
      this.expiration = expiration;
    }
    
    internal FormsAuthenticationTicket Clone ()
    {
      return new FormsAuthenticationTicket   (version,
                name,
                issue_date,
                expiration,
                persistent,
                user_data,
                cookie_path);
    }

    public string CookiePath {
      get { return cookie_path; }
    }

    public DateTime Expiration {
      get { return expiration; }
    }

    public bool Expired {
      get { return DateTime.Now > expiration; }
    }

    public bool IsPersistent {
      get { return persistent; }
    }

    public DateTime IssueDate {
      get { return issue_date; }
    }

    public string Name {
      get { return name; }
    }

    public string UserData {
      get { return user_data; }
    }

    public int Version {
      get { return version; }
    }
  }
}