canleavetownmapmsgbehaviour.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 CanLeaveTownMapMessage...
 *
 * @author Aldiss
 */

public class CanLeaveTownMapMsgBehaviour extends CanLeaveTownMapMessage implements NetMessageBehaviour {

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

  /** Constructor.
   */
     public CanLeaveTownMapMsgBehaviour() {
          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().isTown() ) {
              sendError( player, "Current Player Location is not a Town !! "+player.getLocation() );
              return;
           }

       // Is the movement possible ?
          WorldManager wManager = ServerDirector.getDataManager().getWorldManager();
          TownMap currentTown = wManager.getTownMap( player.getLocation() );

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

       // Going to a WorldMap ?
          if( location.isWorld() && currentTown.getMapExits()!=null ) {

              boolean found = false;

              for( int i=0; i<currentTown.getMapExits().length; i++ ) {

                 MapExit mapExit = currentTown.getMapExits()[i];
              
                 if( mapExit.getTargetWotlasLocation().equals( location ) ) {
                     found = true;
                     break;
                 }
              }

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

           // move to our brave new world...
              WorldMap targetWorld = wManager.getWorldMap( location );

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

           // Location Update
              currentTown.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_TOWNMAP);
              player.getLieManager().forget(LieManager.MEET_CHANGETOWNMAP);

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

       // Going to a room ?
          if( location.isRoom() && currentTown.getBuildings()!=null )
             for( int i=0; i<currentTown.getBuildings().length; i++ ) {
                Building building = currentTown.getBuildings()[i];
              
                if( building.getBuildingExits() == null )
                    continue;
              
                for( int j=0; j<building.getBuildingExits().length; j++ ) {
                   MapExit mapExit = building.getBuildingExits()[j];

                   if( !mapExit.getMapExitLocation().equals( location ) )
                       continue;

                // Ok target mapExit found
                // is the building on the same server ?
                   int targetServerID = building.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_TOWNMAP);
                       player.getLieManager().forget(LieManager.MEET_CHANGETOWNMAP);

                       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
                           currentTown.getMessageRouter().removePlayer(player);

                         // ... and send a redirection message
                           player.sendMessage(new RedirectConnectionMessage(primaryKey,targetServerID) ); // success
                           return;
                       }
                       else {
                           Debug.signal(Debug.NOTICE, null, "Account Transaction "+primaryKey+" failed... reverting to previous state.");

                         // we revert to previous position
                           player.setLocation( oldLocation );
                           player.setX( mapExit.getTargetPosition().getX() );
                           player.setY( mapExit.getTargetPosition().getY() );
                           player.setOrientation( oldOrientation );

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

                // just move to our new room
                   Room targetRoom = wManager.getRoom( location );

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

                // Location update...
                   currentTown.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_TOWNMAP);
                   player.getLieManager().forget(LieManager.MEET_CHANGETOWNMAP);

                   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();
             }
             else if( player.getLocation().isTileMap() ) {
                 TileMap myTileMap = wManager.getTileMap( location );
                 if(myTileMap!=null) 
                    pReset = myTileMap.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() ) );
     }

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

}