canleaveworldmapmsgbehaviour.java

Vyger offers a D & D and Rogue-like environment in a graphical online roleplay game.

/*
 * Light And Shadow. A Persistent Universe based on Robert Jordan's Wheel of Time Books.
 * Copyright (C) 2001-2002 WOTLAS Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

package wotlas.server.message.movement;

import java.io.IOException;
import java.util.*;

import wotlas.utils.*;

import wotlas.libs.net.NetMessageBehaviour;
import wotlas.common.message.movement.*;
import wotlas.common.universe.*;
import wotlas.common.router.MessageRouter;
import wotlas.common.*;
import wotlas.server.*;
import wotlas.common.message.description.*;
import wotlas.common.message.account.*;

/**
 * Associated behaviour to the CanLeaveWorldMapMessage...
 *
 * @author Aldiss, Diego
 */

public class CanLeaveWorldMapMsgBehaviour extends CanLeaveWorldMapMessage implements NetMessageBehaviour {

 /*------------------------------------------------------------------------------------*/

  /** Constructor.
   */
     public CanLeaveWorldMapMsgBehaviour() {
          super();
     }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

  /** Associated code to this Message...
   *
   * @param sessionContext an object giving specific access to other objects needed to process
   *        this message.
   */
     public void doBehaviour( Object sessionContext ) {

        // The sessionContext is here a PlayerImpl.
           PlayerImpl player = (PlayerImpl) sessionContext;

        // 1 - CONTROL
           if(primaryKey==null) {
              Debug.signal( Debug.ERROR, this, "No primary key specified !" );
              return;
           }

           if( !player.getPrimaryKey().equals( primaryKey ) ) {
              Debug.signal( Debug.ERROR, this, "The specified primary Key is not our player one's !" );
              return;
           }
       
           if( !player.getLocation().isWorld() ) {
              sendError( player, "Current Player Location is not a World !! "+player.getLocation() );
              return;
           }

       // Is the movement possible ?
          WorldManager wManager = ServerDirector.getDataManager().getWorldManager();
          WorldMap currentWorld = wManager.getWorldMap( player.getLocation() );

          if( currentWorld==null ) {
             sendError( player, "Failed to get world !! "+player.getLocation() );
             return;
          }

       // I - GOING IN A TILEMAP ?
          if( location.isTileMap() && currentWorld.getTileMaps()!=null ) {

               boolean found = false;

            // Search of the MapExit among TileMaps
               for( int i=0; i<currentWorld.getTileMaps().length; i++ ) {
                    TileMap tileMap = currentWorld.getTileMaps()[i];

                    // diego:buttare:solo per farlo partire
                             found=true;
                    if(found) break;
               }

               if(!found) {
                  sendError( player, "Target Map not found !"+location );
                  return;
               }

            // We update the player's location
               currentWorld.getMessageRouter().removePlayer(player);

               player.setLocation( location );
               player.updateSyncID();
               player.getMovementComposer().resetMovement();
               player.setX( x+100 );
               player.setY( y+100 );
               player.setOrientation( orientation );
               player.getLieManager().removeMeet(LieManager.FORGET_WORLDMAP);
               player.getLieManager().forget(LieManager.MEET_CHANGEWORLDMAP);

            // We validate the update...
               player.sendMessage( new YouCanLeaveMapMessage( primaryKey, location, x, y,
                                                         orientation, player.getSyncID() ) );
               return;
          }
          
       // II - GOING IN TOWN ?
          if( location.isTown() && currentWorld.getTownMaps()!=null ) {

               boolean found = false;

            // Search of the MapExit among Towns
               for( int i=0; i<currentWorld.getTownMaps().length; i++ ) {
                    TownMap townMap = currentWorld.getTownMaps()[i];
              
                    if( townMap.getMapExits() == null )
                        continue;
              
                    for( int j=0; j<townMap.getMapExits().length; j++ ) {
                         MapExit mapExit = townMap.getMapExits()[j];

                         if( mapExit.getMapExitLocation().equals( location ) ) {
                             found=true;
                             break;
                         }
                    }

                    if(found) break;
               }

               if(!found) {
                  sendError( player, "Target Map not found !"+location );
                  return;
               }

            // We update the player's location
               currentWorld.getMessageRouter().removePlayer(player);

               player.setLocation( location );
               player.updateSyncID();
               player.getMovementComposer().resetMovement();
               player.setX( x );
               player.setY( y );
               player.setOrientation( orientation );
               player.getLieManager().removeMeet(LieManager.FORGET_WORLDMAP);
               player.getLieManager().forget(LieManager.MEET_CHANGEWORLDMAP);

            // We validate the update...
               player.sendMessage( new YouCanLeaveMapMessage( primaryKey, location, x, y,
                                                         orientation, player.getSyncID() ) );
               return;
          }


       // III - GOING TO A ROOM ?
          if( location.isRoom() && currentWorld.getTownMaps()!=null ) {

            // we get our new room
               Room targetRoom = wManager.getRoom( location );

               if( targetRoom==null ) {
                   sendError( player, "Target Town not found ! "+location );
                   return;
               }

            // Building on the same server ?
               int targetServerID = targetRoom.getMyInteriorMap().getMyBuilding().getServerID();

               if( targetServerID!=ServerDirector.getServerID() ) {
                  // ok ! we must transfer this account to another server !!   
                     GatewayServer gateway = ServerDirector.getServerManager().getGatewayServer();

                     WotlasLocation oldLocation = player.getLocation();
                     int oldX = player.getX();
                     int oldY = player.getY();
                     float oldOrientation = player.getOrientation();

                  // We update the player's location
                     player.setLocation( location );
                     player.getMovementComposer().resetMovement();
                     player.setX( x );
                     player.setY( y );
                     player.setOrientation( orientation );
                     player.getLieManager().removeMeet(LieManager.FORGET_WORLDMAP);
                     player.getLieManager().forget(LieManager.MEET_CHANGEWORLDMAP);

                     if( gateway.transfertAccount( primaryKey, targetServerID ) ) {
                         Debug.signal(Debug.NOTICE, null, "Account Transaction "+primaryKey+" succeeded... sending redirection message.");
                         player.updateSyncID();

                       // We remove our player from the world
                         currentWorld.getMessageRouter().removePlayer(player);

                       // ... and send a redirection message
                         player.sendMessage(new RedirectConnectionMessage(primaryKey,targetServerID) ); // success
                         return;
                     }
                     else {
                       // we revert to previous position
                          Debug.signal(Debug.NOTICE, null, "Account Transaction "+primaryKey+" failed... reverting to previous state.");
                          player.setLocation( oldLocation );
                          player.setX( oldX );
                          player.setY( oldY );
                          player.setOrientation( oldOrientation );

                       // and send an error to the client
                          player.sendMessage(new RedirectErrorMessage("Movement Failed. Retry later.\nTarget server ("
                                                +targetServerID+") is not running.") ); // failed
                          return;
                     }
               }

            // LOCATION UPDATE
            // We remove our player from the world
               currentWorld.getMessageRouter().removePlayer(player);

               player.setLocation( location );
               player.updateSyncID();
               player.getMovementComposer().resetMovement();
               player.setX( x );
               player.setY( y );
               player.setOrientation( orientation );
               player.getLieManager().removeMeet(LieManager.FORGET_WORLDMAP);
               player.getLieManager().forget(LieManager.MEET_CHANGEWORLDMAP);

               player.sendMessage( new YouCanLeaveMapMessage( primaryKey, location,
                                                              x, y, orientation, player.getSyncID() ) );
               return;
          }


       // MapExit not found...
          sendError( player, "Target Map not found !"+location );
     }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

   /** To send an error message to the client.
    */
     public void sendError( PlayerImpl player, String message ) {
         Debug.signal( Debug.ERROR, this, message );

      // We search for a valid insertion point
         ScreenPoint pReset = null;
         player.updateSyncID();

         if( player.getLocation().isRoom() )
             pReset = player.getMyRoom().getInsertionPoint();
         else {
           // We get the world manager
             WorldManager wManager = ServerDirector.getDataManager().getWorldManager();

             if( player.getLocation().isTown() ) {
                 TownMap myTown = wManager.getTownMap( location );
                 if(myTown!=null) 
                    pReset = myTown.getInsertionPoint();
             }
             else if( player.getLocation().isWorld() ) {
                 WorldMap myWorld = wManager.getWorldMap( location );
                 if(myWorld!=null) 
                    pReset = myWorld.getInsertionPoint();
             }
         }

      // Have we found a valid insertion point ?
         if(pReset==null) {
            Debug.signal(Debug.CRITICAL,this,"NO VALID LOCATION FOR PLAYER: "+player.getLocation());
            pReset = new ScreenPoint(0, 0);
         }

      // We send the message...
         player.sendMessage( new ResetPositionMessage( player.getPrimaryKey(), player.getLocation(),
                                                       pReset.x, pReset.y,
                                                       player.getOrientation(), player.getSyncID() ) );
     }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

}