Guild PQ + fixed negative EXP error

Implemented Guild PQ. Fixed a problem introduced earlier where negative
EXP would be deemed as "integer overflow", provoking many game breaking
issues as result.

src/scripting/AbstractPlayerInteraction.java

@@ -131,13 +131,7 @@ public class AbstractPlayerInteraction {
 	}
 
 	public MapleMap getWarpMap(int map) {
-		MapleMap target;
-		if (getPlayer().getEventInstance() == null) {
-			target = c.getChannelServer().getMapFactory().getMap(map);
-		} else {
-			target = getPlayer().getEventInstance().getMapInstance(map);
-		}
-		return target;
+		return getPlayer().getWarpMap(map);
 	}
 
 	public MapleMap getMap(int map) {
@@ -529,11 +523,15 @@ public class AbstractPlayerInteraction {
 		return getPlayer().getParty();
 	}
         
+        public boolean isLeader() {
+                return isPartyLeader();
+        }
+        
         public boolean isGuildLeader() {
                 return getPlayer().isGuildLeader();
         }
 
-	public boolean isLeader() {
+        public boolean isPartyLeader() {
 		if(getParty() == null)
 			return false;
 		

src/scripting/event/EventInstanceManager.java

@@ -952,7 +952,11 @@ public class EventInstanceManager {
         }
         
         public final void showWrongEffect() {
-                MapleMap map = getMapInstance(getLeader().getMapId());
+                showWrongEffect(getLeader().getMapId());
+        }
+        
+        public final void showWrongEffect(int mapId) {
+                MapleMap map = getMapInstance(mapId);
                 map.broadcastMessage(MaplePacketCreator.showEffect("quest/party/wrong_kor"));
                 map.broadcastMessage(MaplePacketCreator.playSound("Party1/Failed"));
         }
@@ -962,7 +966,11 @@ public class EventInstanceManager {
         }
         
         public final void showClearEffect(boolean hasGate) {
-                MapleMap map = getMapInstance(getLeader().getMapId());
+                showClearEffect(hasGate, getLeader().getMapId());
+        }
+        
+        public final void showClearEffect(boolean hasGate, int mapId) {
+                MapleMap map = getMapInstance(mapId);
                 map.broadcastMessage(MaplePacketCreator.showEffect("quest/party/clear"));
                 map.broadcastMessage(MaplePacketCreator.playSound("Party1/Clear"));
                 if(hasGate) {

src/scripting/event/EventManager.java

@@ -145,9 +145,17 @@ public class EventManager {
         }, timestamp);
     }
 
+    public World getWorldServer() {
+        return wserv;
+    }
+    
     public Channel getChannelServer() {
         return cserv;
     }
+    
+    public Invocable getIv() {
+        return iv;
+    }
 
     public EventInstanceManager getInstance(String name) {
         return instances.get(name);
@@ -173,10 +181,6 @@ public class EventManager {
         }, lobbyDelay * 1000);
     }
 
-    public Invocable getIv() {
-        return iv;
-    }
-
     public void setProperty(String key, String value) {
         props.setProperty(key, value);
     }
@@ -298,8 +302,8 @@ public class EventManager {
         return startInstance(-1, chr);
     }
     
-    public boolean startInstance(int lobbyId, MapleCharacter chr) {
-        return startInstance(lobbyId, chr, chr, 1);
+    public boolean startInstance(int lobbyId, MapleCharacter leader) {
+        return startInstance(lobbyId, null, leader, 1);
     }
     
     public boolean startInstance(int lobbyId, MapleCharacter chr, MapleCharacter leader, int difficulty) {
@@ -321,7 +325,7 @@ public class EventManager {
             instanceLocks.put(eim.getName(), lobbyId);
             eim.setLeader(leader);
             
-            eim.registerPlayer(chr);
+            if(chr != null) eim.registerPlayer(chr);
             iv.invokeFunction("afterSetup", eim);
         } catch (ScriptException | NoSuchMethodException ex) {
             Logger.getLogger(EventManager.class.getName()).log(Level.SEVERE, null, ex);
@@ -502,7 +506,8 @@ public class EventManager {
     private void exportReadyGuild(Integer guildId) {
         MapleGuild mg = server.getGuild(guildId);
         String callout = "Your guild has been registered to attend to the Sharenian Guild Quest at channel " + this.getChannelServer().getId() 
-                       + " and    JUST STARTED THE STRATEGY PHASE. After 3 minutes, no more guild members will be allowed to join the effort.";
+                       + " and    HAS JUST STARTED THE STRATEGY PHASE. After 3 minutes, no more guild members will be allowed to join the effort."
+                       + " Check out Shuang at the excavation site in Perion for more info.";
         
         mg.dropMessage(0, callout);
     }

src/scripting/npc/NPCScriptManager.java

@@ -118,6 +118,7 @@ public class NPCScriptManager extends AbstractScriptManager {
     public void dispose(NPCConversationManager cm) {
         MapleClient c = cm.getClient();
         c.getPlayer().setCS(false);
+        c.getPlayer().setNpcCooldown(System.currentTimeMillis());
         cms.remove(c);
         scripts.remove(c);
         

src/scripting/quest/QuestScriptManager.java

@@ -148,6 +148,7 @@ public class QuestScriptManager extends AbstractScriptManager {
 	public void dispose(QuestActionManager qm, MapleClient c) {
 		qms.remove(c);
 		scripts.remove(c);
+                c.getPlayer().setNpcCooldown(System.currentTimeMillis());
 		resetContext("quest/" + qm.getQuest() + ".js", c);
 	}