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//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved
// http://code.google.com/p/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.presents.data {
import com.threerings.io.ObjectInputStream;
import com.threerings.io.ObjectOutputStream;
import com.threerings.util.Name;
import com.threerings.presents.dobj.DObject;
import com.threerings.presents.dobj.DSet;
import com.threerings.presents.dobj.DSet_Entry;
/**
* Every client in the system has an associated client object to which
* only they subscribe. The client object can be used to deliver messages
* solely to a particular client as well as to publish client-specific
* data.
*/
public class ClientObject extends DObject
{
// AUTO-GENERATED: FIELDS START
/** The field name of the <code>receivers</code> field. */
public static const RECEIVERS :String = "receivers";
// AUTO-GENERATED: FIELDS END
/** The name of a message event delivered to the client when they
* switch usernames (and therefore user objects). */
public static const CLOBJ_CHANGED :String = "!clobj_changed!";
/** The authenticated user name of this client. */
public var username :Name;
/** Used to publish all invocation service receivers registered on
* this client. */
public var receivers :DSet;
/**
* Returns a short string identifying this client.
*/
public function who () :String
{
return "(" + username + ":" + getOid() + ")";
}
/**
* Convenience wrapper around {@link #checkAccess(Permission)} that simply returns a boolean
* indicating whether or not this client has the permission rather than an explanation.
*/
public function hasAccess (perm :Permission) :Boolean
{
return checkAccess(perm) == null;
}
/**
* Checks whether or not this client has the specified permission.
*
* @return null if the user has access, a fully-qualified translatable message string
* indicating the reason for denial of access.
*
* @see PermissionPolicy
*/
public function checkAccess (perm :Permission, context :Object = null) :String
{
if (_permPolicy == null) {
_permPolicy = createPermissionPolicy();
}
return _permPolicy.checkAccess(this, perm, context);
}
// AUTO-GENERATED: METHODS START
public function addToReceivers (elem :DSet_Entry) :void
{
requestEntryAdd(RECEIVERS, elem);
}
public function removeFromReceivers (key :Object) :void
{
requestEntryRemove(RECEIVERS, key);
}
public function updateReceivers (elem :DSet_Entry) :void
{
requestEntryUpdate(RECEIVERS, elem);
}
public function setReceivers (value :DSet) :void
{
requestAttributeChange(RECEIVERS, value, this.receivers);
this.receivers = (value == null) ? null
: (value.clone() as DSet);
}
// AUTO-GENERATED: METHODS END
// override public function writeObject (out :ObjectOutputStream) :void
// {
// super.writeObject(out);
// out.writeObject(receivers);
// }
override public function readObject (ins :ObjectInputStream) :void
{
super.readObject(ins);
username = Name(ins.readObject());
receivers = DSet(ins.readObject());
}
protected function createPermissionPolicy () :PermissionPolicy
{
return new PermissionPolicy();
}
protected /*transient*/ var _permPolicy :PermissionPolicy;
}
}
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