13b8913d5f
arbitrarily assigned turn holder be the one to end the game. git-svn-id: svn+ssh://src.earth.threerings.net/vilya/trunk@234 c613c5cb-e716-0410-b11b-feb51c14d237
704 lines
22 KiB
Java
704 lines
22 KiB
Java
//
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// $Id$
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//
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// Vilya library - tools for developing networked games
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// Copyright (C) 2002-2007 Three Rings Design, Inc., All Rights Reserved
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// http://www.threerings.net/code/vilya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.ezgame.server;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.HashSet;
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import com.samskivert.util.ArrayIntSet;
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import com.samskivert.util.ArrayUtil;
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import com.samskivert.util.CollectionUtil;
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import com.samskivert.util.HashIntMap;
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import com.samskivert.util.Interval;
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import com.samskivert.util.IntListUtil;
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import com.samskivert.util.RandomUtil;
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import com.samskivert.util.ResultListener;
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import com.threerings.util.Name;
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import com.threerings.presents.data.ClientObject;
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import com.threerings.presents.data.InvocationCodes;
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import com.threerings.presents.dobj.AccessController;
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import com.threerings.presents.dobj.DObjectManager;
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import com.threerings.presents.dobj.DSet;
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import com.threerings.presents.dobj.MessageEvent;
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import com.threerings.presents.client.InvocationService;
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import com.threerings.presents.server.InvocationException;
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import com.threerings.crowd.data.BodyObject;
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import com.threerings.crowd.data.OccupantInfo;
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import com.threerings.crowd.data.PlaceObject;
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import com.threerings.crowd.server.CrowdServer;
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import com.threerings.parlor.game.data.GameConfig;
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import com.threerings.parlor.game.server.GameManager;
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import com.threerings.parlor.turn.server.TurnGameManager;
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import com.threerings.ezgame.data.EZGameConfig;
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import com.threerings.ezgame.data.EZGameObject;
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import com.threerings.ezgame.data.EZGameMarshaller;
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import com.threerings.ezgame.data.PropertySetEvent;
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import com.threerings.ezgame.data.UserCookie;
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import static com.threerings.ezgame.server.Log.log;
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/**
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* A manager for "ez" games.
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*/
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public class EZGameManager extends GameManager
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implements EZGameProvider, TurnGameManager
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{
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public EZGameManager ()
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{
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addDelegate(_turnDelegate = new EZGameTurnDelegate(this));
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}
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// from TurnGameManager
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public void turnWillStart ()
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{
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}
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// from TurnGameManager
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public void turnDidStart ()
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{
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}
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// from TurnGameManager
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public void turnDidEnd ()
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{
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}
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// from EZGameProvider
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public void endTurn (ClientObject caller, int nextPlayerId,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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validateStateModification(caller, true);
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Name nextTurnHolder = null;
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if (nextPlayerId != 0) {
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BodyObject target = getPlayerByOid(nextPlayerId);
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if (target != null) {
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nextTurnHolder = target.getVisibleName();
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}
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}
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_turnDelegate.endTurn(nextTurnHolder);
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}
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// from EZGameProvider
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public void endGame (ClientObject caller, int[] winnerOids,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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if (!_gameObj.isInPlay()) {
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throw new InvocationException("e.already_ended");
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}
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validateStateModification(caller, false);
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_winnerIds = winnerOids;
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endGame();
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}
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// from EZGameProvider
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public void sendMessage (ClientObject caller, String msg, Object data, int playerId,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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validateUser(caller);
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if (playerId == 0) {
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_gameObj.postMessage(EZGameObject.USER_MESSAGE, new Object[] { msg, data });
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} else {
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sendPrivateMessage(playerId, msg, data);
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}
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}
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// from EZGameProvider
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public void setProperty (ClientObject caller, String propName, Object data, int index,
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boolean testAndSet, Object testValue,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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validateUser(caller);
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if (testAndSet && !_gameObj.testProperty(propName, index, testValue)) {
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return; // the test failed: do not set the property
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}
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setProperty(propName, data, index);
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}
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// from EZGameProvider
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public void getDictionaryLetterSet (ClientObject caller, String locale, int count,
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InvocationService.ResultListener listener)
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throws InvocationException
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{
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DictionaryManager dictionary = getDictionaryManager ();
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dictionary.getLetterSet (locale, count, listener);
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}
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// from EZGameProvider
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public void checkDictionaryWord (ClientObject caller, String locale, String word,
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InvocationService.ResultListener listener)
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throws InvocationException
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{
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DictionaryManager dictionary = getDictionaryManager ();
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dictionary.checkWord (locale, word, listener);
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}
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/**
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* Find the dictionary manager
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*/
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protected DictionaryManager getDictionaryManager ()
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throws InvocationException
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{
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DictionaryManager dictionary = DictionaryManager.getInstance ();
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if (dictionary == null) {
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log.warning("DictionaryManager not initialized.");
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throw new InvocationException(INTERNAL_ERROR);
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}
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return dictionary;
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}
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// from EZGameProvider
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public void addToCollection (ClientObject caller, String collName, byte[][] data,
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boolean clearExisting,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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validateUser(caller);
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if (_collections == null) {
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_collections = new HashMap<String, ArrayList<byte[]>>();
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}
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// figure out if we're adding to an existing collection or creating a new one
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ArrayList<byte[]> list = null;
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if (!clearExisting) {
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list = _collections.get(collName);
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}
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if (list == null) {
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list = new ArrayList<byte[]>();
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_collections.put(collName, list);
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}
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CollectionUtil.addAll(list, data);
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}
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// from EZGameProvider
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public void getFromCollection (ClientObject caller, String collName, boolean consume, int count,
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String msgOrPropName, int playerId,
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InvocationService.ConfirmListener listener)
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throws InvocationException
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{
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validateUser(caller);
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int srcSize = 0;
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if (_collections != null) {
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ArrayList<byte[]> src = _collections.get(collName);
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srcSize = (src == null) ? 0 : src.size();
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if (srcSize >= count) {
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byte[][] result = new byte[count][];
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for (int ii=0; ii < count; ii++) {
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int pick = RandomUtil.getInt(srcSize);
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if (consume) {
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result[ii] = src.remove(pick);
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srcSize--;
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} else {
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result[ii] = src.get(pick);
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}
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}
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if (playerId == 0) {
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setProperty(msgOrPropName, result, -1);
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} else {
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sendPrivateMessage(playerId, msgOrPropName, result);
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}
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listener.requestProcessed(); // SUCCESS!
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return;
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}
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}
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// TODO: decide what we want to return here
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throw new InvocationException(String.valueOf(srcSize));
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}
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// from EZGameProvider
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public void mergeCollection (ClientObject caller, String srcColl, String intoColl,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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validateUser(caller);
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// non-existent collections are treated as empty, so if the source doesn't exist, we
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// silently accept it
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if (_collections != null) {
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ArrayList<byte[]> src = _collections.remove(srcColl);
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if (src != null) {
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ArrayList<byte[]> dest = _collections.get(intoColl);
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if (dest == null) {
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_collections.put(intoColl, src);
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} else {
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dest.addAll(src);
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}
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}
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}
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}
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// from EZGameProvider
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public void setTicker (ClientObject caller, String tickerName, int msOfDelay,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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validateUser(caller);
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Ticker t;
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if (msOfDelay >= MIN_TICKER_DELAY) {
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if (_tickers != null) {
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t = _tickers.get(tickerName);
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} else {
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_tickers = new HashMap<String, Ticker>();
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t = null;
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}
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if (t == null) {
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if (_tickers.size() >= MAX_TICKERS) {
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throw new InvocationException(ACCESS_DENIED);
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}
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t = new Ticker(tickerName, _gameObj);
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_tickers.put(tickerName, t);
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}
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t.start(msOfDelay);
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} else if (msOfDelay <= 0) {
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if (_tickers != null) {
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t = _tickers.remove(tickerName);
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if (t != null) {
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t.stop();
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}
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}
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} else {
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throw new InvocationException(ACCESS_DENIED);
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}
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}
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// from EZGameProvider
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public void getCookie (ClientObject caller, final int playerId,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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GameCookieManager gcm = getCookieManager();
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if (_gameObj.userCookies.containsKey(playerId)) {
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// already loaded: we do nothing
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return;
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}
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if (_cookieLookups == null) {
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_cookieLookups = new ArrayIntSet();
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}
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// we only start looking up the cookie if nobody else already is
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if (!_cookieLookups.contains(playerId)) {
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BodyObject body = getOccupantByOid(playerId);
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if (body == null) {
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log.fine("getCookie() called with invalid occupant [occupantId=" + playerId + "].");
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throw new InvocationException(INTERNAL_ERROR);
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}
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gcm.getCookie(getPersistentGameId(), body, new ResultListener<byte[]>() {
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public void requestCompleted (byte[] result) {
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// Result may be null: that's ok, it means we've looked up the user's
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// nonexistant cookie. Only set the cookie if the playerIndex is still in the
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// lookup set, otherwise they left!
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if (_cookieLookups.remove(playerId) && _gameObj.isActive()) {
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_gameObj.addToUserCookies(new UserCookie(playerId, result));
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}
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}
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public void requestFailed (Exception cause) {
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log.warning("Unable to retrieve cookie [cause=" + cause + "].");
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requestCompleted(null);
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}
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});
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// indicate that we're looking up a cookie
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_cookieLookups.add(playerId);
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}
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}
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// from EZGameProvider
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public void setCookie (ClientObject caller, byte[] value,
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InvocationService.InvocationListener listener)
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throws InvocationException
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{
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validateUser(caller);
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GameCookieManager gcm = getCookieManager();
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UserCookie cookie = new UserCookie(caller.getOid(), value);
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if (_gameObj.userCookies.containsKey(cookie.getKey())) {
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_gameObj.updateUserCookies(cookie);
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} else {
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_gameObj.addToUserCookies(cookie);
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}
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gcm.setCookie(getPersistentGameId(), caller, value);
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}
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/**
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* Get the cookie manager, and do a bit of other setup.
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*/
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protected GameCookieManager getCookieManager ()
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throws InvocationException
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{
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GameCookieManager gcm = GameCookieManager.getInstance();
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if (gcm == null) {
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log.warning("GameCookieManager not initialized.");
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throw new InvocationException(INTERNAL_ERROR);
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}
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if (_gameObj.userCookies == null) {
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// lazy-init this
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_gameObj.setUserCookies(new DSet<UserCookie>());
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}
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return gcm;
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}
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/**
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* Helper method to send a private message to the specified player oid (must already be
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* verified).
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*/
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protected void sendPrivateMessage (
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int playerId, String msg, Object data)
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throws InvocationException
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{
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BodyObject target = getPlayerByOid(playerId);
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if (target == null) {
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// TODO: this code has no corresponding translation
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throw new InvocationException("m.player_not_around");
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}
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target.postMessage(EZGameObject.USER_MESSAGE + ":" + _gameObj.getOid(),
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new Object[] { msg, data });
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}
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/**
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* Helper method to post a property set event.
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*/
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protected void setProperty (String propName, Object value, int index)
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{
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// apply the property set immediately
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Object oldValue = _gameObj.applyPropertySet(propName, value, index);
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_gameObj.postEvent(
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new PropertySetEvent(_gameObj.getOid(), propName, value, index, oldValue));
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}
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/**
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* Get the game id of this ezgame, as set in the config.
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*/
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protected int getPersistentGameId ()
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throws InvocationException
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{
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int id = ((EZGameConfig) _config).persistentGameId;
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if (id == 0) {
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throw new InvocationException("Persistent game id not set.");
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}
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return id;
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}
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/**
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* Validate that the specified user has access to do things in the game.
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*/
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protected void validateUser (ClientObject caller)
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throws InvocationException
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{
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switch (getGameType()) {
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case GameConfig.PARTY:
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return; // always validate.
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default:
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if (getPresentPlayerIndex(caller.getOid()) == -1) {
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throw new InvocationException(InvocationCodes.ACCESS_DENIED);
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}
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return;
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}
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}
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/**
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* Validate that the specified listener has access to make a change.
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*/
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protected void validateStateModification (ClientObject caller, boolean requireHoldsTurn)
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throws InvocationException
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{
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validateUser(caller);
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if (requireHoldsTurn) {
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Name holder = _gameObj.turnHolder;
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if (holder != null && !holder.equals(((BodyObject) caller).getVisibleName())) {
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throw new InvocationException(InvocationCodes.ACCESS_DENIED);
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}
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}
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}
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/**
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* Get the specified player body by Oid.
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*/
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protected BodyObject getPlayerByOid (int oid)
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{
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// verify that they're a player
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switch (getGameType()) {
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case GameConfig.PARTY:
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// all occupants are players in a party game
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break;
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default:
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if (!IntListUtil.contains(_playerOids, oid)) {
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return null; // not a player!
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}
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break;
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}
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return getOccupantByOid(oid);
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}
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/**
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* Get the specified occupant body by Oid.
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*/
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protected BodyObject getOccupantByOid (int oid)
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{
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if (!_gameObj.occupants.contains(oid)) {
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return null;
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}
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// return the body
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return (BodyObject) CrowdServer.omgr.getObject(oid);
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}
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@Override
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protected PlaceObject createPlaceObject ()
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{
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return new EZGameObject();
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}
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@Override
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protected void didStartup ()
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{
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super.didStartup();
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_gameObj = (EZGameObject) _plobj;
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_gameObj.setEzGameService(
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(EZGameMarshaller) CrowdServer.invmgr.registerDispatcher(new EZGameDispatcher(this)));
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// if we don't need the no-show timer, start.
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if (!needsNoShowTimer()) {
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startGame();
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}
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}
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@Override // from PlaceManager
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protected void bodyEntered (int bodyOid)
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{
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super.bodyEntered(bodyOid);
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// if we have no controller, then our new friend gets control
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if (_gameObj.controllerOid == 0) {
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_gameObj.setControllerOid(bodyOid);
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}
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}
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@Override // from PlaceManager
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protected void bodyUpdated (OccupantInfo info)
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{
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super.bodyUpdated(info);
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// if the controller just disconnected, reassign control
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if (info.status == OccupantInfo.DISCONNECTED && info.bodyOid == _gameObj.controllerOid) {
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_gameObj.setControllerOid(getControllerOid());
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// if everyone in the room was disconnected and this client just reconnected, it becomes
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// the new controller
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} else if (_gameObj.controllerOid == 0) {
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_gameObj.setControllerOid(info.bodyOid);
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}
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}
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@Override // from PlaceManager
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protected void bodyLeft (int bodyOid)
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{
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super.bodyLeft(bodyOid);
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// if this player was the controller, reassign control
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if (bodyOid == _gameObj.controllerOid) {
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_gameObj.setControllerOid(getControllerOid());
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}
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}
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@Override
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|
protected void didShutdown ()
|
|
{
|
|
CrowdServer.invmgr.clearDispatcher(_gameObj.ezGameService);
|
|
stopTickers();
|
|
|
|
super.didShutdown();
|
|
}
|
|
|
|
@Override
|
|
protected void gameDidEnd ()
|
|
{
|
|
stopTickers();
|
|
|
|
super.gameDidEnd();
|
|
}
|
|
|
|
@Override
|
|
protected void playerGameDidEnd (int pidx)
|
|
{
|
|
super.playerGameDidEnd(pidx);
|
|
|
|
// kill any of their cookies
|
|
if (_gameObj.userCookies != null && _gameObj.userCookies.containsKey(pidx)) {
|
|
_gameObj.removeFromUserCookies(pidx);
|
|
}
|
|
// halt the loading of their cookie, if in progress
|
|
if (_cookieLookups != null) {
|
|
_cookieLookups.remove(pidx);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
protected void assignWinners (boolean[] winners)
|
|
{
|
|
if (_winnerIds != null) {
|
|
for (int oid : _winnerIds) {
|
|
int index = IntListUtil.indexOf(_playerOids, oid);
|
|
if (index >= 0 && index < winners.length) {
|
|
winners[index] = true;
|
|
}
|
|
}
|
|
_winnerIds = null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Stop and clear all tickers.
|
|
*/
|
|
protected void stopTickers ()
|
|
{
|
|
if (_tickers != null) {
|
|
for (Ticker ticker : _tickers.values()) {
|
|
ticker.stop();
|
|
}
|
|
_tickers = null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the oid of a player to whom to assign control of the game or zero if no players
|
|
* qualify for control.
|
|
*/
|
|
protected int getControllerOid ()
|
|
{
|
|
for (OccupantInfo info : _gameObj.occupantInfo) {
|
|
if (info.status != OccupantInfo.DISCONNECTED) {
|
|
return info.bodyOid;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* A timer that fires message events to a game.
|
|
*/
|
|
protected static class Ticker
|
|
{
|
|
/**
|
|
* Create a Ticker.
|
|
*/
|
|
public Ticker (String name, EZGameObject gameObj)
|
|
{
|
|
_name = name;
|
|
// once we are constructed, we want to avoid calling methods on dobjs.
|
|
_oid = gameObj.getOid();
|
|
_omgr = gameObj.getManager();
|
|
}
|
|
|
|
public void start (int msOfDelay)
|
|
{
|
|
_value = 0;
|
|
_interval.schedule(0, msOfDelay);
|
|
}
|
|
|
|
public void stop ()
|
|
{
|
|
_interval.cancel();
|
|
}
|
|
|
|
/**
|
|
* The interval that does our work. Note well that this is not a 'safe' interval that
|
|
* operates using a RunQueue. This interval instead does something that we happen to know
|
|
* is safe for any thread: posting an event to the dobj manager. If we were using a
|
|
* RunQueue it would be the same event queue and we would be posted there, wait our turn,
|
|
* and then do the same thing: post this event. We just expedite the process.
|
|
*/
|
|
protected Interval _interval = new Interval() {
|
|
public void expired () {
|
|
_omgr.postEvent(
|
|
new MessageEvent(_oid, EZGameObject.TICKER, new Object[] { _name, _value++ }));
|
|
}
|
|
};
|
|
|
|
protected int _oid;
|
|
protected DObjectManager _omgr;
|
|
protected String _name;
|
|
protected int _value;
|
|
} // End: static class Ticker
|
|
|
|
/** A nice casted reference to the game object. */
|
|
protected EZGameObject _gameObj;
|
|
|
|
/** Our turn delegate. */
|
|
protected EZGameTurnDelegate _turnDelegate;
|
|
|
|
/** The map of collections, lazy-initialized. */
|
|
protected HashMap<String, ArrayList<byte[]>> _collections;
|
|
|
|
/** The map of tickers, lazy-initialized. */
|
|
protected HashMap<String, Ticker> _tickers;
|
|
|
|
/** Tracks which cookies are currently being retrieved from the db. */
|
|
protected ArrayIntSet _cookieLookups;
|
|
|
|
// /** User tokens, lazy-initialized. */
|
|
// protected HashIntMap<HashSet<String>> _tokens;
|
|
|
|
/** The array of winner oids, after the user has filled it in. */
|
|
protected int[] _winnerIds;
|
|
|
|
/** The minimum delay a ticker can have. */
|
|
protected static final int MIN_TICKER_DELAY = 50;
|
|
|
|
/** The maximum number of tickers allowed at one time. */
|
|
protected static final int MAX_TICKERS = 3;
|
|
}
|