Added ChestShop notification

src/com/dre/brewery/BSealer.java

@@ -22,6 +22,7 @@ import org.jetbrains.annotations.NotNull;
 public class BSealer implements InventoryHolder {
 	public static final NamespacedKey TAG_KEY = new NamespacedKey(P.p, "SealingTable");
 	public static boolean recipeRegistered = false;
+	public static boolean inventoryHolderWorking = true;
 
 	private final Inventory inventory;
 	private final Player player;
@@ -31,7 +32,17 @@ public class BSealer implements InventoryHolder {
 
 	public BSealer(Player player) {
 		this.player = player;
-		inventory = P.p.getServer().createInventory(this, InventoryType.DISPENSER, P.p.languageReader.get("Etc_SealingTable"));
+		if (inventoryHolderWorking) {
+			Inventory inv = P.p.getServer().createInventory(this, InventoryType.DISPENSER, P.p.languageReader.get("Etc_SealingTable"));
+			// Inventory Holder (for DISPENSER, ...) is only passed in Paper, not in Spigot. Doing inventory.getHolder() will return null in spigot :/
+			if (inv.getHolder() == this) {
+				inventory = inv;
+				return;
+			} else {
+				inventoryHolderWorking = false;
+			}
+		}
+		inventory = P.p.getServer().createInventory(this, 9, P.p.languageReader.get("Etc_SealingTable"));
 	}
 
 	@Override

src/com/dre/brewery/P.java

@@ -5,6 +5,7 @@ import com.dre.brewery.filedata.BData;
 import com.dre.brewery.filedata.DataSave;
 import com.dre.brewery.filedata.LanguageReader;
 import com.dre.brewery.filedata.UpdateChecker;
+import com.dre.brewery.integration.ChestShopListener;
 import com.dre.brewery.integration.IntegrationListener;
 import com.dre.brewery.integration.barrel.LogBlockBarrel;
 import com.dre.brewery.listeners.*;
@@ -120,6 +121,9 @@ public class P extends JavaPlugin {
 		if (use1_9) {
 			p.getServer().getPluginManager().registerEvents(new CauldronListener(), p);
 		}
+		if (BConfig.hasChestShop) {
+			p.getServer().getPluginManager().registerEvents(new ChestShopListener(), p);
+		}
 
 		// Heartbeat
 		p.getServer().getScheduler().runTaskTimer(p, new BreweryRunnable(), 650, 1200);

src/com/dre/brewery/filedata/BConfig.java

@@ -54,6 +54,7 @@ public class BConfig {
 	public static boolean useGMInventories; // GamemodeInventories
 	public static Boolean hasSlimefun = null; // Slimefun ; Null if not checked
 	public static Boolean hasMMOItems = null; // MMOItems ; Null if not checked
+	public static boolean hasChestShop;
 
 	// Barrel
 	public static boolean openEverywhere;
@@ -214,6 +215,7 @@ public class BConfig {
 		// The item util has been removed in Vault 1.7+
 		hasVault = plMan.isPluginEnabled("Vault")
 			&& Integer.parseInt(plMan.getPlugin("Vault").getDescription().getVersion().split("\\.")[1]) <= 6;
+		hasChestShop = plMan.isPluginEnabled("ChestShop");
 
 		// various Settings
 		DataSave.autosave = config.getInt("autosave", 3);

src/com/dre/brewery/integration/ChestShopListener.java

@@ -0,0 +1,38 @@
+package com.dre.brewery.integration;
+
+import com.Acrobot.ChestShop.Events.ShopCreatedEvent;
+import com.dre.brewery.Brew;
+import com.dre.brewery.P;
+import com.dre.brewery.filedata.BConfig;
+import org.bukkit.Material;
+import org.bukkit.block.Container;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.Listener;
+import org.bukkit.inventory.ItemStack;
+
+public class ChestShopListener implements Listener {
+
+	@EventHandler
+	public void onShopCreated(ShopCreatedEvent event) {
+		try {
+			Container container = event.getContainer();
+			if (container != null) {
+				for (ItemStack item : container.getInventory().getContents()) {
+					if (item != null && item.getType() == Material.POTION) {
+						Brew brew = Brew.get(item);
+						if (brew != null && !brew.isSealed()) {
+							event.getPlayer().sendTitle("", P.p.color(P.p.languageReader.get("Player_ShopSealBrew")), 10, 70, 20);
+							return;
+						}
+					}
+				}
+			}
+		} catch (Throwable e) {
+			HandlerList.unregisterAll(this);
+			BConfig.hasChestShop = false;
+			e.printStackTrace();
+			P.p.errorLog("Failed to notify Player using ChestShop. Disabling ChestShop support");
+		}
+	}
+}