Zone wall guards to keep player from entering or exiting a warzone

war/src/main/java/bukkit/tommytony/war/War.java

@@ -180,5 +180,12 @@ public class War extends JavaPlugin {
 		return name;
 	}
 
+	public Warzone zoneOfTooCloseZoneWall(Location location) {
+		for(Warzone zone : warzones) {
+			if(zone.isNearWall(location)) return zone;
+		}
+		return null;
+	}
+
 	
 }

war/src/main/java/bukkit/tommytony/war/WarPlayerListener.java

@@ -15,6 +15,7 @@ import com.tommytony.war.Monument;
 import com.tommytony.war.Team;
 import com.tommytony.war.TeamMaterials;
 import com.tommytony.war.Warzone;
+import com.tommytony.war.ZoneWallGuard;
 import com.tommytony.war.mappers.WarMapper;
 import com.tommytony.war.mappers.WarzoneMapper;
 
@@ -140,7 +141,7 @@ public class WarPlayerListener extends PlayerListener {
 					}
 					
 					// join new team
-					String name = arguments[0];
+					String name = TeamMaterials.teamMaterialToString(TeamMaterials.teamMaterialFromString(arguments[0]));
 					Warzone warzone = war.warzone(player.getLocation());
 					List<Team> teams = warzone.getTeams();
 					boolean foundTeam = false;
@@ -378,8 +379,8 @@ public class WarPlayerListener extends PlayerListener {
 							" Sets the team spawn to the current location. " +
 							"Must be in a warzone (try /zones and /zone). "));
 				} else {
-					String name = arguments[0];
+					Material teamMaterial = TeamMaterials.teamMaterialFromString(arguments[0]);
-					Material teamMaterial = TeamMaterials.teamMaterialFromString(name);
+					String name = TeamMaterials.teamMaterialToString(teamMaterial);					
 					Warzone warzone = war.warzone(player.getLocation());
 					Team existingTeam = warzone.getTeamByMaterial(teamMaterial);
 					if(existingTeam != null) {
@@ -395,8 +396,6 @@ public class WarPlayerListener extends PlayerListener {
 						player.sendMessage(war.str("Team " + name + " created with spawn here."));
 					}
 					
-					
-					
 					WarzoneMapper.save(war, warzone, false);
 				}
 				event.setCancelled(true); 
@@ -409,7 +408,7 @@ public class WarPlayerListener extends PlayerListener {
 							" Deletes the team and its spawn. " +
 							"Must be in a warzone (try /zones and /zone). "));
 				} else {
-					String name = arguments[1];
+					String name = TeamMaterials.teamMaterialToString(TeamMaterials.teamMaterialFromString(arguments[1]));
 					Warzone warzone = war.warzone(player.getLocation());
 					List<Team> teams = warzone.getTeams();
 					Team team = null;
@@ -483,39 +482,25 @@ public class WarPlayerListener extends PlayerListener {
 		Location from = event.getFrom();
 		Location to = event.getTo();
 		
+		// Zone walls
+		if(to != null) {
+			Warzone nearbyZone = war.zoneOfTooCloseZoneWall(to);
+			if(nearbyZone != null) {
+				nearbyZone.protectZoneWallAgainstPlayer(player);
+			} else {
+				// make sure to delete any wall guards as you leave
+				for(Warzone zone : war.getWarzones()) {
+					zone.dropZoneWallGuardIfAny(player);
+				}
+			}
+		}
+		
 		Warzone playerWarzone = war.getPlayerWarzone(player.getName());
 		if(playerWarzone != null) {
 			Team playerTeam = war.getPlayerTeam(player.getName());
-			if(player != null && from != null && to != null && 
-					playerTeam != null && !playerWarzone.getVolume().contains(to)) {
-				player.sendMessage(war.str("Can't go outside the warzone boundary! Use /leave to exit the battle."));
-				if(playerWarzone.getVolume().contains(from)){
-					player.teleportTo(from);
-				} else {
-					// somehow the player made it out of the zone
-					player.teleportTo(playerTeam.getTeamSpawn());
-					player.sendMessage(war.str("Brought you back to your team spawn. Use /leave to exit the battle."));
-				}
-			}
 			
-			if(player != null && from != null && to != null && 
-					playerTeam == null 
-					&& war.inAnyWarzone(from) 
-					&& !war.inAnyWarzone(to)) {
-				// leaving
-				Warzone zone = war.warzone(from);
-				player.sendMessage(war.str("Leaving warzone " + zone.getName() + "."));
-			}
-			
-			if(player != null && from != null && to != null && 
-					playerTeam == null 
-					&& !war.inAnyWarzone(from) 
-					&& war.inAnyWarzone(to)) {
-				// entering
-				Warzone zone = war.warzone(to);
-				player.sendMessage(war.str("Entering warzone " + zone.getName() + ". Tip: use /teams."));
-			}
 			
+			// Monuments
 			if(to != null && playerTeam != null
 					&& playerWarzone.nearAnyOwnedMonument(to, playerTeam) 
 					&& player.getHealth() < 20
@@ -523,6 +508,41 @@ public class WarPlayerListener extends PlayerListener {
 				player.setHealth(20);
 				player.sendMessage(war.str("Your dance pleases the monument's voodoo. You gain full health!"));
 			}
+			
+			
+			
+			
+//			if(player != null && from != null && to != null && 
+//					playerTeam != null && !playerWarzone.getVolume().contains(to)) {
+//				player.sendMessage(war.str("Can't go outside the warzone boundary! Use /leave to exit the battle."));
+//				if(playerWarzone.getVolume().contains(from)){
+//					player.teleportTo(from);
+//				} else {
+//					// somehow the player made it out of the zone
+//					player.teleportTo(playerTeam.getTeamSpawn());
+//					player.sendMessage(war.str("Brought you back to your team spawn. Use /leave to exit the battle."));
+//				}
+//			}
+//			
+//			if(player != null && from != null && to != null && 
+//					playerTeam == null 
+//					&& war.inAnyWarzone(from) 
+//					&& !war.inAnyWarzone(to)) {
+//				// leaving
+//				Warzone zone = war.warzone(from);
+//				player.sendMessage(war.str("Leaving warzone " + zone.getName() + "."));
+//			}
+//			
+//			if(player != null && from != null && to != null && 
+//					playerTeam == null 
+//					&& !war.inAnyWarzone(from) 
+//					&& war.inAnyWarzone(to)) {
+//				// entering
+//				Warzone zone = war.warzone(to);
+//				player.sendMessage(war.str("Entering warzone " + zone.getName() + ". Tip: use /teams."));
+//			}
+			
+			
 		}
 		
     }

war/src/main/java/com/tommytony/war/Warzone.java

@@ -37,9 +37,15 @@ public class Warzone {
 	
 	private HashMap<String, List<ItemStack>> inventories = new HashMap<String, List<ItemStack>>();
 	private World world;
+	private Material originalSouthEastBlock;
+	private Material originalNorthWestBlock;
+	private final int minSafeDistanceFromWall = 5;
+	private List<ZoneWallGuard> zoneWallGuards = new ArrayList<ZoneWallGuard>();
+	private War war;
 	
 	public Warzone(War war, World world, String name) {
 		this.world = world;
+		this.war = war;
 		this.name = name;
 		this.friendlyFire = war.getDefaultFriendlyFire();
 		this.setLifePool(war.getDefaultLifepool());
@@ -85,7 +91,17 @@ public class Warzone {
 	}
 
 	public void setNorthwest(Location northwest) {
+		if(this.northwest != null) {
+			// reset old corner
+			int highest = this.world.getHighestBlockYAt(this.northwest.getBlockX(), this.southeast.getBlockZ()) - 1;
+			Block oldTopNWBlock = this.world.getBlockAt(this.northwest.getBlockX(), highest, this.southeast.getBlockZ());
+			oldTopNWBlock.setType(originalNorthWestBlock);
+		}
 		this.northwest = northwest;
+		int newHighest = this.world.getHighestBlockYAt(this.northwest.getBlockX(), this.northwest.getBlockZ()) - 1;
+		Block topNWBlock = this.world.getBlockAt(this.northwest.getBlockX(), newHighest, this.northwest.getBlockZ());
+		originalNorthWestBlock = topNWBlock.getType();	// save block for reset
+		topNWBlock.setType(Material.Glass);
 		this.volume.setCornerOne(world.getBlockAt(northwest.getBlockX(), northwest.getBlockY(), northwest.getBlockZ()));
 	}
 
@@ -95,7 +111,18 @@ public class Warzone {
 	}
 
 	public void setSoutheast(Location southeast) {
+		if(this.southeast != null) {
+			// reset old corner
+			int highest = this.world.getHighestBlockYAt(this.southeast.getBlockX(), this.southeast.getBlockZ()) - 1;
+			Block oldTopSEBlock = this.world.getBlockAt(this.southeast.getBlockX(), highest, this.southeast.getBlockZ());
+			oldTopSEBlock.setType(originalSouthEastBlock);
+		}
+		// change corner
 		this.southeast = southeast;
+		int newHighest = this.world.getHighestBlockYAt(this.southeast.getBlockX(), this.southeast.getBlockZ()) - 1;
+		Block topSEBlock = this.world.getBlockAt(this.southeast.getBlockX(), newHighest, this.southeast.getBlockZ());
+		originalSouthEastBlock = topSEBlock.getType();	// save block for reset
+		topSEBlock.setType(Material.Glass);
 		this.volume.setCornerTwo(world.getBlockAt(southeast.getBlockX(), southeast.getBlockY(), southeast.getBlockZ()));		
 	}
 	
@@ -189,7 +216,7 @@ public class Warzone {
 			Block under = over.getFace(BlockFace.Down);
 			int treeHeight = 0;
 			while(!((over.getType() == Material.Air || over.getType() == Material.Leaves || over.getType() == Material.Wood)
-					&& (under.getType() == Material.Grass || under.getType() == Material.Dirt || under.getType() == Material.Stone))
+					&& (under.getType() != Material.Air || under.getType() == Material.Leaves || under.getType() == Material.Leaves))
 				  && treeHeight < 40) {
 				over = under;
 				under = over.getFace(BlockFace.Down);
@@ -202,16 +229,16 @@ public class Warzone {
 
 		if(lastBlock != null) {
 			// link the new block and the old vertically if there's a big drop or rise
-			if(block.getY() - lastBlock.getY() > 2) {  // new block too high 
+			if(block.getY() - lastBlock.getY() > 1) {  // new block too high 
 				Block under = block.getFace(BlockFace.Down);
 				while(under.getY() != lastBlock.getY() - 1) {
-					block.setType(Material.Glass);
+					under.setType(Material.Glass);
 					under = under.getFace(BlockFace.Down);
 				}
-			} else if (block.getY() - lastBlock.getY() < -2) { // new block too low
+			} else if (lastBlock.getY() - block.getY() > 1) { // new block too low
 				Block over = block.getFace(BlockFace.Up);
 				while(over.getY() != lastBlock.getY() + 1) {
-					block.setType(Material.Glass);
+					over.setType(Material.Glass);
 					over = over.getFace(BlockFace.Up);
 				}
 			}
@@ -404,7 +431,7 @@ public class Warzone {
 		this.world = world;
 	}
 
-	public Volume getVolume() {
+	public VerticalVolume getVolume() {
 		return volume;
 	}
 
@@ -421,6 +448,84 @@ public class Warzone {
 		return null;
 	}
 
+	public boolean isNearWall(Location latestPlayerLocation) {
+		if(Math.abs(southeast.getBlockZ() - latestPlayerLocation.getBlockZ()) < minSafeDistanceFromWall 
+				&& latestPlayerLocation.getBlockX() <= southeast.getBlockX()
+				&& latestPlayerLocation.getBlockX() >= northwest.getBlockX()) {
+			return true; 	// near east wall
+		} else if (Math.abs(southeast.getBlockX() - latestPlayerLocation.getBlockX()) < minSafeDistanceFromWall
+				&& latestPlayerLocation.getBlockZ() <= northwest.getBlockZ()
+				&& latestPlayerLocation.getBlockZ() >= southeast.getBlockZ()) {
+			return true;	// near south wall
+		} else if (Math.abs(northwest.getBlockX() - latestPlayerLocation.getBlockX()) < minSafeDistanceFromWall
+				&& latestPlayerLocation.getBlockZ() <= northwest.getBlockZ()
+				&& latestPlayerLocation.getBlockZ() >= southeast.getBlockZ()) {
+			return true;	// near north wall
+		} else if (Math.abs(northwest.getBlockZ() - latestPlayerLocation.getBlockZ()) < minSafeDistanceFromWall
+				&& latestPlayerLocation.getBlockX() <= southeast.getBlockX()
+				&& latestPlayerLocation.getBlockX() >= northwest.getBlockX()) {
+			return true;	// near west wall
+		}
+		return false;
+	}
+	
+	public Block getNearestWallBlock(Location latestPlayerLocation) {
+		if(Math.abs(southeast.getBlockZ() - latestPlayerLocation.getBlockZ()) < minSafeDistanceFromWall 
+				&& latestPlayerLocation.getBlockX() <= southeast.getBlockX()
+				&& latestPlayerLocation.getBlockX() >= northwest.getBlockX()) {
+			// near east wall
+			Block eastWallBlock = world.getBlockAt(latestPlayerLocation.getBlockX() + 1, latestPlayerLocation.getBlockY(), southeast.getBlockZ());
+			return eastWallBlock; 	
+		} else if (Math.abs(southeast.getBlockX() - latestPlayerLocation.getBlockX()) < minSafeDistanceFromWall
+				&& latestPlayerLocation.getBlockZ() <= northwest.getBlockZ()
+				&& latestPlayerLocation.getBlockZ() >= southeast.getBlockZ()) {
+			// near south wall
+			Block southWallBlock = world.getBlockAt(southeast.getBlockX(), latestPlayerLocation.getBlockY() + 1, latestPlayerLocation.getBlockZ());
+			return southWallBlock; 	
+		} else if (Math.abs(northwest.getBlockX() - latestPlayerLocation.getBlockX()) < minSafeDistanceFromWall
+				&& latestPlayerLocation.getBlockZ() <= northwest.getBlockZ()
+				&& latestPlayerLocation.getBlockZ() >= southeast.getBlockZ()) {
+			// near north wall
+			Block northWallBlock = world.getBlockAt(northwest.getBlockX(), latestPlayerLocation.getBlockY() + 1, latestPlayerLocation.getBlockZ());
+			return northWallBlock; 
+		} else if (Math.abs(northwest.getBlockZ() - latestPlayerLocation.getBlockZ()) < minSafeDistanceFromWall
+				&& latestPlayerLocation.getBlockX() <= southeast.getBlockX()
+				&& latestPlayerLocation.getBlockX() >= northwest.getBlockX()) {
+			// near west wall
+			Block westWallBlock = world.getBlockAt(latestPlayerLocation.getBlockX(), latestPlayerLocation.getBlockY() + 1, northwest.getBlockZ());
+			return westWallBlock; 	
+		}
+		return null;
+		// note: y + 1 to line up 3 sided square with player eyes
+	}
+	
+	public ZoneWallGuard getPlayerZoneWallGuard(String name) {
+		for(ZoneWallGuard guard : zoneWallGuards) {
+			if(guard.getPlayer().getName().equals(name)) {
+				return guard;
+			}
+		}
+		return null;
+		
+	}
+
+	public void protectZoneWallAgainstPlayer(Player player) {
+		ZoneWallGuard guard = getPlayerZoneWallGuard(player.getName());
+		if(guard != null) { 
+			// already protected, need to move the guard
+			guard.updatePlayerPosition(player.getLocation());
+		} else {
+			// new guard
+			guard = new ZoneWallGuard(player, war, this);
+		}
+	}
+	
+	public void dropZoneWallGuardIfAny(Player player) {
+		ZoneWallGuard guard = getPlayerZoneWallGuard(player.getName());
+		guard.updatePlayerPosition(player.getLocation()); // should restore old blocks
+		zoneWallGuards.remove(guard);
+	}
+
 	
 
 }

war/src/main/java/com/tommytony/war/ZoneWallGuard.java

@@ -0,0 +1,124 @@
+package com.tommytony.war;
+
+import org.bukkit.Block;
+import org.bukkit.BlockFace;
+import org.bukkit.HumanEntity;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.Player;
+
+import bukkit.tommytony.war.War;
+
+import com.tommytony.war.volumes.CenteredVolume;
+
+public class ZoneWallGuard {
+	private Player player;
+	private Warzone warzone;
+	private Location playerLocation;
+	private CenteredVolume volume;
+	private final War war; 
+	
+	private final int radius = 3;
+	
+	
+	public ZoneWallGuard(Player player, War war, Warzone warzone) {
+		this.player = player;
+		this.war = war;
+		this.playerLocation = player.getLocation();
+		this.warzone = warzone;
+		this.activate();
+	}
+	
+	private void activate() {
+		// save current blocks
+		Block nearestWallBlock = warzone.getNearestWallBlock(playerLocation);
+		if(volume == null) {
+			volume = new CenteredVolume("zoneGuard-" + warzone.getName() + "-" + player.getName(), nearestWallBlock, radius, war, warzone);
+		} else {
+			volume.changeCenter(nearestWallBlock, radius);
+			volume.saveBlocks();
+		}
+		// add wall guard blocks
+		nearestWallBlock.setType(Material.Glass);
+		nearestWallBlock.getFace(BlockFace.Up).setType(Material.Glass);
+		nearestWallBlock.getFace(BlockFace.Down).setType(Material.Glass);
+		if(warzone.getVolume().isNorthWallBlock(nearestWallBlock.getFace(BlockFace.East)) && 
+			warzone.getVolume().isNorthWallBlock(nearestWallBlock.getFace(BlockFace.West))) {
+			// north wall guard
+			toGlass(nearestWallBlock.getFace(BlockFace.East), BlockFace.North);
+			toGlass(nearestWallBlock.getFace(BlockFace.East).getFace(BlockFace.Up), BlockFace.North);
+			toGlass(nearestWallBlock.getFace(BlockFace.East).getFace(BlockFace.Down), BlockFace.North);
+			toGlass(nearestWallBlock.getFace(BlockFace.West), BlockFace.North);
+			toGlass(nearestWallBlock.getFace(BlockFace.West).getFace(BlockFace.Up), BlockFace.North);
+			toGlass(nearestWallBlock.getFace(BlockFace.West).getFace(BlockFace.Down), BlockFace.North);
+		} else if (warzone.getVolume().isSouthWallBlock(nearestWallBlock.getFace(BlockFace.East)) && 
+			warzone.getVolume().isSouthWallBlock(nearestWallBlock.getFace(BlockFace.West))) {
+			// south wall guard
+			toGlass(nearestWallBlock.getFace(BlockFace.East), BlockFace.South);
+			toGlass(nearestWallBlock.getFace(BlockFace.East).getFace(BlockFace.Up), BlockFace.South);
+			toGlass(nearestWallBlock.getFace(BlockFace.East).getFace(BlockFace.Down), BlockFace.South);
+			toGlass(nearestWallBlock.getFace(BlockFace.West), BlockFace.South);
+			toGlass(nearestWallBlock.getFace(BlockFace.West).getFace(BlockFace.Up), BlockFace.South);
+			toGlass(nearestWallBlock.getFace(BlockFace.West).getFace(BlockFace.Down), BlockFace.South);
+			// ..
+		} else if (warzone.getVolume().isEastWallBlock(nearestWallBlock.getFace(BlockFace.North)) && 
+				warzone.getVolume().isEastWallBlock(nearestWallBlock.getFace(BlockFace.South))) {
+			//east wall guard
+			toGlass(nearestWallBlock.getFace(BlockFace.North), BlockFace.East);
+			toGlass(nearestWallBlock.getFace(BlockFace.North).getFace(BlockFace.Up), BlockFace.East);
+			toGlass(nearestWallBlock.getFace(BlockFace.North).getFace(BlockFace.Down), BlockFace.East);
+			toGlass(nearestWallBlock.getFace(BlockFace.South), BlockFace.West);
+			toGlass(nearestWallBlock.getFace(BlockFace.South).getFace(BlockFace.Up), BlockFace.West);
+			toGlass(nearestWallBlock.getFace(BlockFace.South).getFace(BlockFace.Down), BlockFace.West);
+		} else if (warzone.getVolume().isWestWallBlock(nearestWallBlock.getFace(BlockFace.North)) && 
+				warzone.getVolume().isWestWallBlock(nearestWallBlock.getFace(BlockFace.South))) {
+			//west wall guard
+			toGlass(nearestWallBlock.getFace(BlockFace.North), BlockFace.West);
+			toGlass(nearestWallBlock.getFace(BlockFace.North).getFace(BlockFace.Up), BlockFace.West);
+			toGlass(nearestWallBlock.getFace(BlockFace.North).getFace(BlockFace.Down), BlockFace.West);
+			toGlass(nearestWallBlock.getFace(BlockFace.South), BlockFace.West);
+			toGlass(nearestWallBlock.getFace(BlockFace.South).getFace(BlockFace.Up), BlockFace.West);
+			toGlass(nearestWallBlock.getFace(BlockFace.South).getFace(BlockFace.Down), BlockFace.West);
+		}
+	}
+	
+	private void toGlass(Block block, BlockFace wall) {
+		// face here means which wall we are working on
+		if(wall == BlockFace.North) {
+			if(warzone.getVolume().isNorthWallBlock(block)) {
+				block.setType(Material.Glass);
+			}
+		} else if (wall == BlockFace.South) {
+			if(warzone.getVolume().isSouthWallBlock(block)) {
+				block.setType(Material.Glass);
+			}
+		} else if (wall == BlockFace.East) {
+			if(warzone.getVolume().isEastWallBlock(block)) {
+				block.setType(Material.Glass);
+			}
+		} else if (wall == BlockFace.West) {
+			if(warzone.getVolume().isWestWallBlock(block)) {
+				block.setType(Material.Glass);
+			}
+		}
+	}
+
+	private void deactivate() {
+		// restore old blocks
+		volume.resetBlocks();
+	}
+	
+	public void updatePlayerPosition(Location location) {
+		if(warzone.isNearWall(location)) {
+			deactivate();
+			this.playerLocation = location;
+			activate();
+		} else {
+			deactivate();
+		}
+	}
+
+	public Player getPlayer() {
+		return player;
+	}
+}

war/src/main/java/com/tommytony/war/volumes/VerticalVolume.java

@@ -26,4 +26,44 @@ public class VerticalVolume extends Volume{
 		Block bottomBlock = getWorld().getBlockAt(block.getX(), 0, block.getZ());
 		super.setCornerTwo(bottomBlock);
 	}
+	
+	public boolean isWallBlock(Block block){
+		return isEastWallBlock(block) || isNorthWallBlock(block) || isSouthWallBlock(block) || isWestWallBlock(block);
+	}
+	
+	public boolean isEastWallBlock(Block block) {
+		if(getMinZ() == block.getZ()
+				&& block.getX() <= getMaxX()
+				&& block.getX() >= getMinX()) {
+			return true; 	// east wall
+		}
+		return false;
+	}
+	
+	public boolean isSouthWallBlock(Block block) {
+		if (getMaxX() == block.getX()
+				&& block.getZ() <= getMaxZ()
+				&& block.getZ() >= getMinZ()) {
+			return true;	// south wall
+		}
+		return false;
+	}
+	
+	public boolean isNorthWallBlock(Block block) {
+		if (getMinX() == block.getX()
+				&& block.getZ() <= getMaxZ()
+				&& block.getZ() >= getMinZ()) {
+			return true;	// north wall
+		}
+		return false;
+	}
+	
+	public boolean isWestWallBlock(Block block) {
+		if (getMaxZ() == block.getZ()
+				&& block.getX() <= getMaxX()
+				&& block.getX() >= getMinX()) {
+			return true;	// west wall
+		}
+		return false;
+	}
 }