SessionMaster

00001  //-----------------------------------------------------------
00002  // Ladder.SessionMaster
00003  // Sessions concept by El_Muerte[TDS]
00004  // http://wiki.beyondunreal.com/wiki/Sessions
00005  //
00006  // Controls and tracks all Session objects for use by webadmin
00007  //-----------------------------------------------------------
00008  class SessionMaster extends Object transient;
00009  
00010  var array<Session> Sessions;
00011  
00012  // get a session by it's hash
00013  function Session getSession(string hash, optional bool bCreateNew)
00014  {
00015      local int i;
00016  
00017      for (i = 0; i < sessions.length; i++) if (Sessions[i].GetHash() == hash) return Sessions[i];
00018      if (bCreateNew) return createSession();
00019      return none;
00020  }
00021  
00022  // destroy an existing session
00023  function bool destroySession(Session session)
00024  {
00025      local int i;
00026      local string Hash;
00027  
00028      Hash = Session.GetHash();
00029      for (i = 0; i < sessions.length; i++)
00030          if (Sessions[i].GetHash() == Hash)
00031          {
00032  
00033              Sessions.Remove(i, 1);
00034              return true;
00035          }
00036  
00037      return false;
00038  }
00039  
00040  // create a new session
00041  private function Session createSession()
00042  {
00043      local Session TempS;
00044  
00045      TempS = new class'Session';
00046      if (TempS.SetHash(CreateSessionHash())) Sessions[Sessions.Length] = TempS;
00047  
00048      return TempS;
00049  }
00050  
00051  // create a unique session hash
00052  function string createSessionHash()
00053  {
00054      local int i;
00055      local string temphash;
00056  
00057      do {
00058          temphash = Right("00000"$string(Rand(65536)), 5)$Right("00000"$string(Rand(65536)), 5);
00059          for (i = 0; i < sessions.length; i++)
00060              if (Sessions[i].GetHash() == temphash) break;
00061      } until (i == sessions.length);
00062    return temphash;
00063  }