Added smarts for PvP rules in undeclared worlds.

For worlds which aren't listed in the config file because they weren't
detected when GP booted, GP will use Bukkit's world.getPvP() method.

src/me/ryanhamshire/GriefPrevention/BlockEventHandler.java

@@ -182,7 +182,7 @@ public class BlockEventHandler implements Listener
 		//FEATURE: limit fire placement, to prevent PvP-by-fire
 		
 		//if placed block is fire and pvp is off, apply rules for proximity to other players 
-		if(block.getType() == Material.FIRE && !GriefPrevention.instance.config_pvp_enabledWorlds.contains(block.getWorld()) && !player.hasPermission("griefprevention.lava"))
+		if(block.getType() == Material.FIRE && !GriefPrevention.instance.pvpRulesApply(block.getWorld()) && !player.hasPermission("griefprevention.lava"))
 		{
 			List<Player> players = block.getWorld().getPlayers();
 			for(int i = 0; i < players.size(); i++)

src/me/ryanhamshire/GriefPrevention/EntityEventHandler.java

@@ -407,7 +407,7 @@ class EntityEventHandler implements Listener
         World world = entity.getWorld();
         
         //decide whether or not to apply this feature to this situation (depends on the world where it happens)
-        boolean isPvPWorld = GriefPrevention.instance.config_pvp_enabledWorlds.contains(world);
+        boolean isPvPWorld = GriefPrevention.instance.pvpRulesApply(world);
         if((isPvPWorld && GriefPrevention.instance.config_lockDeathDropsInPvpWorlds) || 
            (!isPvPWorld && GriefPrevention.instance.config_lockDeathDropsInNonPvpWorlds))
         {
@@ -537,7 +537,7 @@ class EntityEventHandler implements Listener
 		if(event.getEntity() instanceof Horse && !GriefPrevention.instance.config_claims_protectHorses) return;
 		
 		//protect pets from environmental damage types which could be easily caused by griefers
-        if(event.getEntity() instanceof Tameable && !GriefPrevention.instance.config_pvp_enabledWorlds.contains(event.getEntity().getWorld()))
+        if(event.getEntity() instanceof Tameable && !GriefPrevention.instance.pvpRulesApply(event.getEntity().getWorld()))
         {
             Tameable tameable = (Tameable)event.getEntity();
             if(tameable.isTamed())
@@ -836,7 +836,7 @@ class EntityEventHandler implements Listener
         EntityDamageByEntityEvent subEvent = (EntityDamageByEntityEvent) event;
         
         //if not in a pvp rules world, do nothing
-        if(!GriefPrevention.instance.config_pvp_enabledWorlds.contains(defender.getWorld())) return;
+        if(!GriefPrevention.instance.pvpRulesApply(defender.getWorld())) return;
         
         //determine which player is attacking, if any
         Player attacker = null;

src/me/ryanhamshire/GriefPrevention/GriefPrevention.java

@@ -2640,7 +2640,7 @@ public class GriefPrevention extends JavaPlugin
         if(!this.config_pvp_protectFreshSpawns) return;
         
 	    //if pvp is disabled, do nothing
-		if(!this.config_pvp_enabledWorlds.contains(player.getWorld())) return;
+		if(!pvpRulesApply(player.getWorld())) return;
 		
 		//if player is in creative mode, do nothing
 		if(player.getGameMode() == GameMode.CREATIVE) return;
@@ -2983,4 +2983,11 @@ public class GriefPrevention extends JavaPlugin
         
         return false;
     }
+
+    public boolean pvpRulesApply(World world)
+    {
+        if(this.config_pvp_enabledWorlds.contains(world)) return true;
+        
+        return world.getPVP();
+    }
 }

src/me/ryanhamshire/GriefPrevention/PlayerEventHandler.java

@@ -1101,7 +1101,7 @@ class PlayerEventHandler implements Listener
                    return;
                }
                
-               if(!GriefPrevention.instance.config_pvp_enabledWorlds.contains(entity.getLocation().getWorld()))
+               if(!GriefPrevention.instance.pvpRulesApply(entity.getLocation().getWorld()))
                {
                    //otherwise disallow
                    OfflinePlayer owner = GriefPrevention.instance.getServer().getOfflinePlayer(ownerID); 
@@ -1260,7 +1260,7 @@ class PlayerEventHandler implements Listener
 		}
 		
 		//the rest of this code is specific to pvp worlds
-		if(!GriefPrevention.instance.config_pvp_enabledWorlds.contains(player.getWorld())) return;
+		if(!GriefPrevention.instance.pvpRulesApply(player.getWorld())) return;
 		
 		//if we're preventing spawn camping and the player was previously empty handed...
 		if(GriefPrevention.instance.config_pvp_protectFreshSpawns && (player.getItemInHand().getType() == Material.AIR))
@@ -1349,7 +1349,7 @@ class PlayerEventHandler implements Listener
 		}
 		
 		//lava buckets can't be dumped near other players unless pvp is on
-		if(!GriefPrevention.instance.config_pvp_enabledWorlds.contains(block.getWorld()) && !player.hasPermission("griefprevention.lava"))
+		if(!GriefPrevention.instance.pvpRulesApply(block.getWorld()) && !player.hasPermission("griefprevention.lava"))
 		{
 			if(bucketEvent.getBucket() == Material.LAVA_BUCKET)
 			{