path: root/NET/worlds/scape/MusicManager.java

package NET.worlds.scape;

import NET.worlds.console.DialogReceiver;
import NET.worlds.console.Main;
import NET.worlds.console.MainCallback;
import NET.worlds.core.Sort;
import NET.worlds.network.URL;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.StringTokenizer;

public class MusicManager implements MainCallback, DialogReceiver {
   private static Hashtable managers = new Hashtable();
   private static MusicManagerDialog dialog;
   private static boolean registered;
   private static URL lastWorldURL;
   private static boolean showDialog;
   private static MusicManager curManager;
   private static String lastRoomName = "";
   private static int lastCDTrack;
   private static URL lastMIDIFile;
   private String name;
   private Hashtable tracks = new Hashtable();
   private Hashtable rooms = new Hashtable();
   private World world;
   private String fileName;
   private boolean maybeMusicChange;

   public static void showDialog() {
      if (dialog == null) {
         showDialog = true;
      }
   }

   public MusicManager() {
      if (!registered) {
         Main.register(this);
         registered = true;
         curManager = this;
      }
   }

   private MusicManager(World world, URL url) {
      this.world = world;
      this.name = world.getName();
      String file = url.unalias().toLowerCase();
      int index = file.lastIndexOf(".world");
      if (index != -1) {
         this.fileName = url.unalias().substring(0, index) + ".music";
         this.load();
      }
   }

   public World getWorld() {
      return this.world;
   }

   public String getName() {
      return this.name;
   }

   public String getFileName() {
      return this.fileName;
   }

   public Hashtable getMusic() {
      return this.tracks;
   }

   public MusicTrack getMusic(String name) {
      return (MusicTrack)this.tracks.get(name);
   }

   public Hashtable getRooms() {
      return this.rooms;
   }

   public MusicRoom getRoom(String name) {
      return (MusicRoom)this.rooms.get(name);
   }

   public synchronized void maybeChangedMusic() {
      this.maybeMusicChange = true;
   }

   public void save() {
      PrintStream out = null;

      try {
         out = new PrintStream(new FileOutputStream(this.fileName));
         Enumeration e = this.tracks.elements();
         String[] keys = Sort.sortKeys(this.tracks);

         for (int i = 0; i < keys.length; i++) {
            MusicTrack m = (MusicTrack)this.tracks.get(keys[i]);
            String midiName = m.getMIDIFileName();
            if (midiName.length() == 0) {
               midiName = "-";
            }

            out.println("MUSIC|" + m.getName() + "|" + m.getVirtTrackNumber() + "|" + midiName + "|" + m.getLooping());
         }

         keys = Sort.sortKeys(this.rooms);

         for (int i = 0; i < keys.length; i++) {
            MusicRoom r = (MusicRoom)this.rooms.get(keys[i]);
            out.println("ROOM|" + r.getRoomName() + "|" + r.getMusicName());
         }
      } catch (Exception var10) {
      } finally {
         if (out != null) {
            out.close();
         }
      }
   }

   private void load() {
      this.tracks.clear();
      this.rooms.clear();
      DataInputStream in = null;
      String line = null;

      try {
         in = new DataInputStream(new FileInputStream(this.fileName));

         while ((line = in.readLine()) != null) {
            StringTokenizer tok = new StringTokenizer(line, "|");
            String type = tok.nextToken();
            if (type.equals("MUSIC")) {
               MusicTrack track = new MusicTrack(tok.nextToken(), Integer.parseInt(tok.nextToken()), tok.nextToken(), Boolean.valueOf(tok.nextToken()));
               this.tracks.put(track.getName(), track);
            } else if (type.equals("ROOM")) {
               MusicRoom room = new MusicRoom(tok.nextToken(), tok.nextToken());
               this.rooms.put(room.getRoomName(), room);
            }
         }
      } catch (Exception var14) {
      } finally {
         try {
            if (in != null) {
               in.close();
            }
         } catch (IOException var13) {
         }
      }
   }

   @Override
   public void mainCallback() {
      Pilot pilot = Pilot.getActive();
      if (pilot != null) {
         World world = pilot.getWorld();
         boolean worldChange = false;
         String newRoomName = "";
         if (world != null) {
            URL url = world.getSourceURL();
            if (!url.equals(lastWorldURL)) {
               MusicManager manager = (MusicManager)managers.get(url);
               if (manager == null) {
                  manager = new MusicManager(world, url);
                  managers.put(url, manager);
               }

               lastWorldURL = url;
               curManager = manager;
               worldChange = true;
            }

            Room room = pilot.getRoom();
            if (room != null) {
               String roomName = room.getName();
               if (roomName != null) {
                  newRoomName = roomName;
               }
            }
         } else {
            lastWorldURL = null;
         }

         synchronized (this) {
            if (worldChange || !newRoomName.equals(lastRoomName) || curManager.maybeMusicChange) {
               curManager.maybeMusicChange = false;
               lastRoomName = newRoomName;
               MusicRoom mr = curManager.getRoom(lastRoomName);
               CDAudio cd = CDAudio.get();
               boolean found = false;
               if (mr != null) {
                  MusicTrack mt = curManager.getMusic(mr.getMusicName());
                  if (mt != null) {
                     found = true;
                     int track = mt.getVirtTrackNumber();
                     boolean changed = false;
                     if (track != cd.getCDTrack()) {
                        lastCDTrack = track;
                        cd.setCDTrack(track);
                        changed = true;
                     }

                     String name = mt.getMIDIFileName();
                     URL midiPath;
                     if (name.length() != 0) {
                        midiPath = URL.make(world.getSourceURL(), mt.getMIDIFileName());
                     } else {
                        midiPath = cd.getDefaultMIDIFile();
                     }

                     if (!midiPath.equals(cd.getMIDIFile())) {
                        lastMIDIFile = midiPath;
                        cd.setMIDIFile(midiPath);
                        changed = true;
                     }

                     if (changed) {
                        cd.change(mt.getLooping());
                     }
                  }
               }

               if (!found) {
                  if (lastCDTrack != 0 && cd.getCDTrack() == lastCDTrack || lastMIDIFile != null && lastMIDIFile.equals(cd.getMIDIFile())) {
                     cd.setCDTrack(0);
                     cd.setMIDIFile(cd.getDefaultMIDIFile());
                     cd.stop();
                  }

                  lastCDTrack = 0;
                  lastMIDIFile = null;
               }
            }
         }
      } else {
         lastWorldURL = null;
      }

      if (lastWorldURL != null && dialog == null && showDialog) {
         showDialog = false;
         dialog = new MusicManagerDialog((MusicManager)managers.get(lastWorldURL));
      }
   }

   @Override
   public void dialogDone(Object who, boolean confirmed) {
      if (confirmed) {
         this.save();
      } else {
         this.load();
         this.maybeChangedMusic();
      }

      dialog = null;
   }
}