ChestShop-3/src/main/java/com/Acrobot/ChestShop/Listeners/Block/BlockPlace.java

package com.Acrobot.ChestShop.Listeners.Block;

import com.Acrobot.Breeze.Utils.BlockUtil;
import com.Acrobot.ChestShop.Configuration.Messages;
import com.Acrobot.ChestShop.Permission;
import com.Acrobot.ChestShop.Security;
import com.Acrobot.ChestShop.Signs.ChestShopSign;
import com.Acrobot.ChestShop.Utils.uBlock;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockPlaceEvent;

/**
 * @author Acrobot
 */
public class BlockPlace implements Listener {
    private static BlockFace[] SEARCH_DIRECTIONS = {BlockFace.EAST, BlockFace.WEST, BlockFace.NORTH, BlockFace.SOUTH, BlockFace.UP, BlockFace.DOWN};

    @EventHandler(ignoreCancelled = true)
    public static void onChestPlace(BlockPlaceEvent event) {
        Block placed = event.getBlockPlaced();

        if (!BlockUtil.isChest(placed)) {
            return;
        }

        Player player = event.getPlayer();

        if (Permission.has(player, Permission.ADMIN)) {
            return;
        }

        if (!Security.canAccess(player, placed)) {
            event.getPlayer().sendMessage(Messages.prefix(Messages.ACCESS_DENIED));
            event.setCancelled(true);
        }

        Block neighbor = uBlock.findNeighbor(placed);

        if (neighbor != null && !Security.canAccess(event.getPlayer(), neighbor)) {
            event.getPlayer().sendMessage(Messages.prefix(Messages.ACCESS_DENIED));
            event.setCancelled(true);
        }

    }

    @EventHandler(ignoreCancelled = true)
    public static void onPlaceAgainstSign(BlockPlaceEvent event) {
        Block against = event.getBlockAgainst();

        if (!ChestShopSign.isValid(against)) {
            return;
        }

        event.setCancelled(true);
    }

    @EventHandler(ignoreCancelled = true)
    public static void onHopperDropperPlace(BlockPlaceEvent event) {
        Block placed = event.getBlockPlaced();

        if (placed.getType() != Material.HOPPER && placed.getType() != Material.DROPPER) {
            return;
        }

        for (BlockFace face : SEARCH_DIRECTIONS) {
            Block relative = placed.getRelative(face);

            if (!BlockUtil.isChest(relative)) {
                continue;
            }

            if (!Security.canAccess(event.getPlayer(), relative)) {
                event.getPlayer().sendMessage(Messages.prefix(Messages.ACCESS_DENIED));
                event.setCancelled(true);
                return;
            }
        }
    }
}