Dynamic World/Channel shutdown + Equip levels on Duey + AP/SP patch

Implemented dynamic world/channel shutdown, coupling with the dynamic deployment from last commit rendering on a fully automated world/channel management.
Fixed some spawned mobs not being properly registered on events.
Implemented a respawn mechanic sensitive to number of players on map. More mobs will spawn the greater the number of players is. Server flag: USE_ENABLE_FULL_RESPAWN = false.
Implemented a mechanic for delayed mob loot drops, on which the delay is determined by the death animation duration. Server flag: USE_SPAWN_LOOT_ON_ANIMATION = true.
Fixed EIM being disposed incorrectly when the dispose is called through scripts.
Protected concurrently AP and SP distribution handlers.
Slightly improved HealOvertimeHandler performance.
Fixed Duey not propagating equipment level and experience when transfering items.
Buyback now has a short grace period, granting the returning player time for decision making (players won't die right away, rather sticks at 1HP).
Reviewed item monitor task not properly protected concurrently.
Fixed some issues with ropes on some Kampung Village maps.
Fixed "maxhpmp" command allowing to pass negative values.

src/client/MapleCharacter.java

@@ -157,7 +157,7 @@ import net.server.channel.handlers.PartyOperationHandler;
 import scripting.item.ItemScriptManager;
 import server.maps.MapleMapItem;
 import net.server.audit.locks.MonitoredLockType;
-import net.server.audit.locks.MonitoredReentrantLock;
+import net.server.audit.locks.factory.MonitoredReentrantLockFactory;
 
 public class MapleCharacter extends AbstractAnimatedMapleMapObject {
     private static MapleItemInformationProvider ii = MapleItemInformationProvider.getInstance();
@@ -275,10 +275,10 @@ public class MapleCharacter extends AbstractAnimatedMapleMapObject {
     private ScheduledFuture<?> extraRecoveryTask = null;
     private ScheduledFuture<?> chairRecoveryTask = null;
     private ScheduledFuture<?> pendantOfSpirit = null; //1122017
-    private Lock chrLock = new MonitoredReentrantLock(MonitoredLockType.CHARACTER_CHR, true);
-    private Lock effLock = new MonitoredReentrantLock(MonitoredLockType.CHARACTER_EFF, true);
-    private Lock petLock = new MonitoredReentrantLock(MonitoredLockType.CHARACTER_PET, true); // for quest tasks as well
-    private Lock prtLock = new MonitoredReentrantLock(MonitoredLockType.CHARACTER_PRT);
+    private Lock chrLock = MonitoredReentrantLockFactory.createLock(MonitoredLockType.CHARACTER_CHR, true);
+    private Lock effLock = MonitoredReentrantLockFactory.createLock(MonitoredLockType.CHARACTER_EFF, true);
+    private Lock petLock = MonitoredReentrantLockFactory.createLock(MonitoredLockType.CHARACTER_PET, true); // for quest tasks as well
+    private Lock prtLock = MonitoredReentrantLockFactory.createLock(MonitoredLockType.CHARACTER_PRT);
     private Map<Integer, Set<Integer>> excluded = new LinkedHashMap<>();
     private Set<Integer> excludedItems = new LinkedHashSet<>();
     private static String[] ariantroomleader = new String[3];
@@ -445,8 +445,27 @@ public class MapleCharacter extends AbstractAnimatedMapleMapObject {
         return awayFromWorld.get();
     }
     
-    public void setAwayFromWorld(boolean away) {
-        awayFromWorld.set(away);
+    public void setEnteredChannelWorld() {
+        awayFromWorld.set(false);
+        client.getChannelServer().removePlayerAway(id);
+    }
+    
+    public void setAwayFromChannelWorld() {
+        setAwayFromChannelWorld(false);
+    }
+            
+    public void setDisconnectedFromChannelWorld() {
+        setAwayFromChannelWorld(true);
+    }
+    
+    private void setAwayFromChannelWorld(boolean disconnect) {
+        awayFromWorld.set(true);
+        
+        if(!disconnect) {
+            client.getChannelServer().insertPlayerAway(id);
+        } else {
+            client.getChannelServer().removePlayerAway(id);
+        }
     }
     
     public long getPetLootCd() {
@@ -1548,9 +1567,7 @@ public class MapleCharacter extends AbstractAnimatedMapleMapObject {
             }
 
             // if this map has obstacle components moving, make it do so for this client
-            for(Entry<String, Integer> e: map.getEnvironment().entrySet()) {
-                announce(MaplePacketCreator.environmentMove(e.getKey(), e.getValue()));
-            }
+            announce(MaplePacketCreator.environmentMoveList(map.getEnvironment().entrySet()));
         }
     }
     
@@ -5273,6 +5290,10 @@ public class MapleCharacter extends AbstractAnimatedMapleMapObject {
         return lastBuyback + ServerConstants.BUYBACK_COOLDOWN_MINUTES * 60 * 1000;
     }
     
+    private boolean isBuybackInvincible() {
+        return Server.getInstance().getCurrentTime() - lastBuyback < 4200;
+    }
+    
     private int getBuybackFee() {
         float fee = ServerConstants.BUYBACK_FEE;
         int grade = Math.min(Math.max(level, 30), 120) - 30;
@@ -5282,10 +5303,10 @@ public class MapleCharacter extends AbstractAnimatedMapleMapObject {
     }
     
     public boolean couldBuyback() {  // Ronan's buyback system
-        long timeNow = System.currentTimeMillis();
+        long timeNow = Server.getInstance().getCurrentTime();
         
         if(timeNow - lastDeathtime > ServerConstants.BUYBACK_RETURN_MINUTES * 60 * 1000) {
-            this.dropMessage(5, "You are unable to buyback now since the time available to decide has expired.");
+            this.dropMessage(5, "The time available to decide has expired, therefore you are unable to buyback now.");
             return false;
         }
         
@@ -7621,7 +7642,11 @@ public class MapleCharacter extends AbstractAnimatedMapleMapObject {
             updatePartyMemberHP();
         }
         if (oldHp > hp && !isAlive()) {
-            playerDead();
+            if(!isBuybackInvincible()) {
+                playerDead();
+            } else {
+                this.hp = 1;
+            }
         }
     }