More concurrency fixes + Zombify + BPQ available

Fixed some inconsistencies due to race conditions in the project, added
Zombify monster effect, made BPQ available and some minor patches.

src/server/events/BalrogPQ.java

@@ -0,0 +1,108 @@
+package server.events;
+import client.MapleCharacter;
+import java.util.*;
+import server.life.MapleLifeFactory;
+import java.awt.Point;
+import server.maps.MapleMap;
+import server.TimerManager;
+
+/**
+ *
+ * @author FateJiki
+ * @Mapid 105100300
+ */
+public class BalrogPQ {
+    public static final int[] EasyBalrogParts = {8830002, 8830003, 8830000};
+    public static final int[] HardBalrogParts = {8830000, 8830001, 8830002};
+    public static List<MapleCharacter> candidates = new ArrayList<MapleCharacter>();
+    public static boolean hasStarted = false;
+    public static String partyLeader = "undefined";
+    public static boolean balrogSpawned = false;
+    public static long timeStamp = 0;
+    public static byte channel = 1;
+    
+    public static void addCandidate(MapleCharacter chr){
+        synchronized(candidates){
+            candidates.add(chr);
+        }
+    }
+
+    public static void warpAllCandidates(){
+        for(MapleCharacter c : candidates){
+            c.changeMap(105100300);
+        }
+    }
+
+    public static boolean isFull(MapleCharacter chr){
+        return chr.getClient().getChannelServer().getMapFactory().getMap(105100300).getCharacters().size() > 0;
+    }
+
+    public static void warpIn(MapleCharacter chr){
+        if(hasStarted){
+            chr.changeMap(105100300);
+        }
+    }
+
+    public static void scheduleChecks(MapleMap map){
+        final MapleMap fmap = map;
+        TimerManager tMan = TimerManager.getInstance();
+        tMan.schedule(new Runnable(){
+            @Override
+        public void run(){
+                for(MapleCharacter chrs : fmap.getCharacters()){
+                    chrs.changeMap(105100100);
+                    chrs.message("You did not defeat the balrog in time..");
+                    close();
+                }
+            }
+        } , 60 * 60 * 1000);
+
+                tMan.schedule(new Runnable(){
+            @Override
+        public void run(){
+                if(fmap.getCharacters().size() <= 3){
+                    if(fmap.getCharacters().size() > 0){
+                    for(MapleCharacter chrs : fmap.getCharacters()){
+                        chrs.message("[The Order]: What? You're down to that many mercenaries? I need you get you out of there.");
+                        chrs.changeMap(105100100);
+                    }
+                    }
+                    fmap.killAllMonsters();
+                    close();
+                }
+            }
+        } , 60 * 1000);
+    }
+
+    public static void open(MapleCharacter chr){
+        channel = (byte)chr.getClient().getChannel();
+        hasStarted = true;
+        timeStamp = System.currentTimeMillis();
+        scheduleChecks(chr.getClient().getChannelServer().getMapFactory().getMap(105100300));
+    }
+
+    public static int getSecondsLeft(){ // assuming the thing lasts 60 minutes
+        int hour = 60 * 60; // 3600 seconds = 1hr
+        long elapsed = System.currentTimeMillis() - timeStamp;
+        int secondsLeft = (int)(hour - (elapsed / 1000));
+        return secondsLeft;
+    }
+
+    public static void close(){
+        hasStarted = false;
+        balrogSpawned = false;
+        partyLeader = "undefined";
+        candidates.clear();
+        timeStamp = 0;
+    }
+    public static void spawnBalrog(int mode, MapleCharacter chr){
+        if(!balrogSpawned){
+            for(int i = 0; i < HardBalrogParts.length; i++){
+                chr.getClient().getChannelServer().getMapFactory().getMap(105100300).spawnMonsterOnGroundBelow(MapleLifeFactory.getMonster(HardBalrogParts[i]), new Point(412, 258));
+                balrogSpawned = true;
+            }
+        } else {
+            // DO NUFFIN'
+        }
+    }
+}