Add original PR

src/main/java/io/github/thebusybiscuit/slimefun4/api/events/TalismanActivatedEvent.java

@@ -0,0 +1,84 @@
+package io.github.thebusybiscuit.slimefun4.api.events;
+
+import javax.annotation.Nonnull;
+import javax.annotation.ParametersAreNonnullByDefault;
+
+import org.bukkit.entity.Player;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.player.PlayerEvent;
+import org.bukkit.inventory.ItemStack;
+
+import io.github.thebusybiscuit.slimefun4.implementation.items.magical.talismans.Talisman;
+
+/**
+ * 
+ * This {@link PlayerEvent} is called when a {@link Player} activates a {@link Talisman}
+ * 
+ * @author cworldstar
+ *
+ */
+
+public class TalismanActivatedEvent extends PlayerEvent implements Cancellable {
+
+	private static HandlerList Handlers = new HandlerList();
+	private Talisman talisman;
+	private ItemStack talismanItemStack;
+	private boolean cancelled = false;
+
+
+	/**
+	 * 
+	 * @param player
+	 * 		The {@link Player} who activated the talisman.
+	 * 
+	 * @param talisman
+	 * 		The {@link Talisman} that was activated.
+	 * 
+	 * @param talismanItem
+	 * 		The {@link ItemStack} corresponding to the Talisman.
+	 */
+	@ParametersAreNonnullByDefault
+	public TalismanActivatedEvent(Player player, Talisman talisman, ItemStack talismanItem) {
+		super(player);
+		this.talisman = talisman;
+		this.talismanItemStack = talismanItem;
+	}
+	/**
+	 * 
+	 * @return The {@link Talisman} used.
+	 *
+	 */
+	@Nonnull
+	public Talisman getTalisman() {
+		return this.talisman;
+	}
+	/**
+	 * 
+	 * @return The {@link ItemStack} of the used {@link Talisman}.
+	 */
+	@Nonnull
+	public ItemStack getTalismanItem() {
+		return this.talismanItemStack;
+	}
+
+	public static HandlerList getHandlerList() {
+		return Handlers;
+	}
+
+	@Override
+	public HandlerList getHandlers() {
+		return getHandlerList();
+	}
+	@Override
+	public boolean isCancelled() {
+		return this.cancelled;
+	}
+	@Override
+	public void setCancelled(boolean cancel) {
+		this.cancelled = cancel;
+	}
+
+
+
+}

src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/magical/talismans/Talisman.java

@@ -10,6 +10,7 @@
 import javax.annotation.ParametersAreNonnullByDefault;
 
 import org.apache.commons.lang.Validate;
+import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.NamespacedKey;
 import org.bukkit.entity.Player;
@@ -27,6 +28,7 @@
 
 import io.github.bakedlibs.dough.items.CustomItemStack;
 import io.github.bakedlibs.dough.items.ItemUtils;
+import io.github.thebusybiscuit.slimefun4.api.events.TalismanActivatedEvent;
 import io.github.thebusybiscuit.slimefun4.api.items.ItemGroup;
 import io.github.thebusybiscuit.slimefun4.api.items.SlimefunItem;
 import io.github.thebusybiscuit.slimefun4.api.items.SlimefunItemStack;
@@ -203,12 +205,17 @@ public static boolean trigger(Event e, SlimefunItem item, boolean sendMessage) {
 
     @ParametersAreNonnullByDefault
     private static void activateTalisman(Event e, Player p, Inventory inv, Talisman talisman, ItemStack talismanItem, boolean sendMessage) {
-        consumeItem(inv, talisman, talismanItem);
-        applyTalismanEffects(p, talisman);
-        cancelEvent(e, talisman);
+        TalismanActivatedEvent TalismanEvent = new TalismanActivatedEvent(p, talisman, talismanItem);
+        Bukkit.getPluginManager().callEvent(TalismanEvent);
+        if (!TalismanEvent.isCancelled()) {
+            consumeItem(inv, talisman, talismanItem);
+            applyTalismanEffects(p, talisman);
+            cancelEvent(e, talisman);
 
-        if (sendMessage) {
-            talisman.sendMessage(p);
+
+            if (sendMessage) {
+                talisman.sendMessage(p);
+            }
         }
     }