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package com.earth2me.essentials.signs;
import com.earth2me.essentials.ChargeException;
import com.earth2me.essentials.IEssentials;
import com.earth2me.essentials.Trade;
import com.earth2me.essentials.User;
import com.earth2me.essentials.Util;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.block.Sign;
import org.bukkit.inventory.ItemStack;
public class SignProtection extends EssentialsSign
{
private final transient Set<Material> protectedBlocks = EnumSet.noneOf(Material.class);
public SignProtection()
{
super("Protection");
protectedBlocks.add(Material.CHEST);
protectedBlocks.add(Material.BURNING_FURNACE);
protectedBlocks.add(Material.FURNACE);
protectedBlocks.add(Material.DISPENSER);
}
@Override
protected boolean onSignCreate(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException, ChargeException
{
sign.setLine(3, "§4" + username);
if (hasAdjacentBlock(sign.getBlock()) && isBlockProtected(sign.getBlock(), player, username, true) != SignProtectionState.NOT_ALLOWED)
{
sign.setLine(3, "§1" + username);
return true;
}
player.sendMessage(Util.i18n("signProtectInvalidLocation"));
return false;
}
@Override
protected boolean onSignBreak(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException
{
final SignProtectionState state = checkProtectionSign(sign, player, username);
return state == SignProtectionState.OWNER;
}
public boolean hasAdjacentBlock(final Block block, final Block... ignoredBlocks)
{
final Block[] faces = getAdjacentBlocks(block);
for (Block b : faces)
{
for (Block ignoredBlock : ignoredBlocks)
{
if (b.getLocation().equals(ignoredBlock.getLocation()))
{
continue;
}
}
if (protectedBlocks.contains(b.getType()))
{
return true;
}
}
return false;
}
private void checkIfSignsAreBroken(final Block block, final User player, final String username, final IEssentials ess)
{
final Map<Location, SignProtectionState> signs = getConnectedSigns(block, player, username, false);
for (Map.Entry<Location, SignProtectionState> entry : signs.entrySet())
{
if (entry.getValue() != SignProtectionState.NOSIGN)
{
final Block sign = entry.getKey().getBlock();
if (!hasAdjacentBlock(sign, block))
{
block.setType(Material.AIR);
final Trade trade = new Trade(new ItemStack(Material.SIGN, 1), ess);
trade.pay(player);
}
}
}
}
private Map<Location, SignProtectionState> getConnectedSigns(final Block block, final User user, final String username, boolean secure)
{
final Map<Location, SignProtectionState> signs = new HashMap<Location, SignProtectionState>();
getConnectedSigns(block, signs, user, username, secure ? 4 : 2);
return signs;
}
private void getConnectedSigns(final Block block, final Map<Location, SignProtectionState> signs, final User user, final String username, final int depth)
{
final Block[] faces = getAdjacentBlocks(block);
for (Block b : faces)
{
final Location loc = b.getLocation();
if (signs.containsKey(loc))
{
continue;
}
final SignProtectionState check = checkProtectionSign(b, user, username);
signs.put(loc, check);
if (protectedBlocks.contains(b.getType()) && depth > 0)
{
getConnectedSigns(b, signs, user, username, depth - 1);
}
}
}
public enum SignProtectionState
{
NOT_ALLOWED, ALLOWED, NOSIGN, OWNER
}
private SignProtectionState checkProtectionSign(final Block block, final User user, final String username)
{
if (block.getType() == Material.SIGN_POST || block.getType() == Material.WALL_SIGN)
{
final BlockSign sign = new BlockSign(block);
if (sign.getLine(0).equalsIgnoreCase(this.getSuccessName()))
{
return checkProtectionSign(sign, user, username);
}
}
return SignProtectionState.NOSIGN;
}
private SignProtectionState checkProtectionSign(final ISign sign, final User user, final String username)
{
if (user == null || username == null)
{
return SignProtectionState.NOT_ALLOWED;
}
if (user.isAuthorized("essentials.signs.protection.override"))
{
return SignProtectionState.OWNER;
}
if (ChatColor.stripColor(sign.getLine(3)).equalsIgnoreCase(username))
{
return SignProtectionState.OWNER;
}
for (int i = 1; i <= 2; i++)
{
final String line = sign.getLine(i);
if (line.startsWith("(") && line.endsWith(")") && user.inGroup(line.substring(1, line.length() - 1)))
{
return SignProtectionState.ALLOWED;
}
else if (line.equalsIgnoreCase(username))
{
return SignProtectionState.ALLOWED;
}
}
return SignProtectionState.NOT_ALLOWED;
}
private Block[] getAdjacentBlocks(final Block block)
{
return new Block[]
{
block.getRelative(BlockFace.NORTH),
block.getRelative(BlockFace.SOUTH),
block.getRelative(BlockFace.EAST),
block.getRelative(BlockFace.WEST),
block.getRelative(BlockFace.DOWN),
block.getRelative(BlockFace.UP)
};
}
public SignProtectionState isBlockProtected(final Block block, final User user, final String username, boolean secure)
{
final Map<Location, SignProtectionState> signs = getConnectedSigns(block, user, username, secure);
SignProtectionState retstate = SignProtectionState.NOSIGN;
for (SignProtectionState state : signs.values())
{
if (state == SignProtectionState.OWNER)
{
return state;
}
if (state == SignProtectionState.ALLOWED)
{
retstate = state;
}
else if (state == SignProtectionState.NOT_ALLOWED && retstate != SignProtectionState.ALLOWED)
{
retstate = state;
}
}
return retstate;
}
public boolean isBlockProtected(final Block block)
{
final Block[] faces = getAdjacentBlocks(block);
for (Block b : faces)
{
if (b.getType() == Material.SIGN_POST || b.getType() == Material.WALL_SIGN)
{
final Sign sign = (Sign)b.getState();
if (sign.getLine(0).equalsIgnoreCase("§1[Protection]"))
{
return true;
}
}
if (protectedBlocks.contains(b.getType()))
{
final Block[] faceChest = getAdjacentBlocks(b);
for (Block a : faceChest)
{
if (a.getType() == Material.SIGN_POST || a.getType() == Material.WALL_SIGN)
{
final Sign sign = (Sign)a.getState();
if (sign.getLine(0).equalsIgnoreCase("§1[Protection]"))
{
return true;
}
}
}
}
}
return false;
}
@Override
public Set<Material> getBlocks()
{
return protectedBlocks;
}
@Override
protected boolean onBlockPlace(final Block block, final User player, final String username, final IEssentials ess) throws SignException
{
for (Block adjBlock : getAdjacentBlocks(block))
{
final SignProtectionState state = isBlockProtected(adjBlock, player, username, true);
if ((state == SignProtectionState.ALLOWED || state == SignProtectionState.NOT_ALLOWED)
&& !player.isAuthorized("essentials.signs.protection.override"))
{
player.sendMessage(Util.format("noPlacePermission", block.getType().toString().toLowerCase()));
return false;
}
}
return true;
}
@Override
protected boolean onBlockInteract(final Block block, final User player, final String username, final IEssentials ess) throws SignException
{
final SignProtectionState state = isBlockProtected(block, player, username, false);
if (state == SignProtectionState.OWNER || state == SignProtectionState.NOSIGN || state == SignProtectionState.ALLOWED)
{
return true;
}
if (state == SignProtectionState.NOT_ALLOWED
&& player.isAuthorized("essentials.signs.protection.override"))
{
return true;
}
player.sendMessage(Util.format("noAccessPermission", block.getType().toString().toLowerCase()));
return false;
}
@Override
protected boolean onBlockBreak(final Block block, final User player, final String username, final IEssentials ess) throws SignException
{
final SignProtectionState state = isBlockProtected(block, player, username, false);
if (state == SignProtectionState.OWNER || state == SignProtectionState.NOSIGN)
{
checkIfSignsAreBroken(block, player, username, ess);
return true;
}
if ((state == SignProtectionState.ALLOWED || state == SignProtectionState.NOT_ALLOWED)
&& player.isAuthorized("essentials.signs.protection.override"))
{
checkIfSignsAreBroken(block, player, username, ess);
return true;
}
player.sendMessage(Util.format("noDestroyPermission", block.getType().toString().toLowerCase()));
return false;
}
@Override
public boolean onBlockBreak(final Block block, final IEssentials ess)
{
final SignProtectionState state = isBlockProtected(block, null, null, false);
return state == SignProtectionState.NOSIGN;
}
@Override
public boolean onBlockExplode(final Block block, final IEssentials ess)
{
final SignProtectionState state = isBlockProtected(block, null, null, false);
return state == SignProtectionState.NOSIGN;
}
@Override
public boolean onBlockBurn(final Block block, final IEssentials ess)
{
final SignProtectionState state = isBlockProtected(block, null, null, false);
return state == SignProtectionState.NOSIGN;
}
@Override
public boolean onBlockIgnite(final Block block, final IEssentials ess)
{
final SignProtectionState state = isBlockProtected(block, null, null, false);
return state == SignProtectionState.NOSIGN;
}
@Override
public boolean onBlockPush(final Block block, final IEssentials ess)
{
final SignProtectionState state = isBlockProtected(block, null, null, false);
return state == SignProtectionState.NOSIGN;
}
}
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