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Add PlayerArmorChangeEvent 

Closes GH-928
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pkt77 2017-11-10 23:46:55 -05:00 committed by Zach Brown
parent 072d6ec8cb
commit 3438e96192
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GPG Key ID: CC9DA35FC5450B76
2 changed files with 184 additions and 0 deletions
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150
Spigot-API-Patches/0072-Add-PlayerArmorChangeEvent.patch Normal file
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@ -0,0 +1,150 @@
From feabeac37f30a2a99bbf59e58386a2585aabe8e2 Mon Sep 17 00:00:00 2001
From: pkt77 <parkerkt77@gmail.com>
Date: Fri, 10 Nov 2017 23:45:59 -0500
Subject: [PATCH] Add PlayerArmorChangeEvent
diff --git a/src/main/java/com/destroystokyo/paper/event/player/PlayerArmorChangeEvent.java b/src/main/java/com/destroystokyo/paper/event/player/PlayerArmorChangeEvent.java
new file mode 100644
index 00000000..9d56a9e7
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/player/PlayerArmorChangeEvent.java
@@ -0,0 +1,135 @@
+package com.destroystokyo.paper.event.player;
+
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.player.PlayerEvent;
+import org.bukkit.inventory.ItemStack;
+
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Set;
+
+import static org.bukkit.Material.*;
+
+/**
+ * Called when the player themselves change their armor items
+ * <p>
+ * Not currently called for environmental factors though it <strong>MAY BE IN THE FUTURE</strong>
+ */
+public class PlayerArmorChangeEvent extends PlayerEvent {
+ private static final HandlerList HANDLERS = new HandlerList();
+
+ private final SlotType slotType;
+ private final ItemStack oldItem;
+ private final ItemStack newItem;
+
+ public PlayerArmorChangeEvent(Player player, SlotType slotType, ItemStack oldItem, ItemStack newItem) {
+ super(player);
+ this.slotType = slotType;
+ this.oldItem = oldItem;
+ this.newItem = newItem;
+ }
+
+ /**
+ * Gets the type of slot being altered.
+ *
+ * @return type of slot being altered
+ */
+ @Nonnull
+ public SlotType getSlotType() {
+ return this.slotType;
+ }
+
+ /**
+ * Gets the existing item that's being replaced
+ *
+ * @return old item
+ */
+ @Nullable
+ public ItemStack getOldItem() {
+ return this.oldItem;
+ }
+
+ /**
+ * Gets the new item that's replacing the old
+ *
+ * @return new item
+ */
+ @Nullable
+ public ItemStack getNewItem() {
+ return this.newItem;
+ }
+
+ @Override
+ public String toString() {
+ return "ArmorChangeEvent{" + "player=" + player + ", slotType=" + slotType + ", oldItem=" + oldItem + ", newItem=" + newItem + '}';
+ }
+
+ @Override
+ public HandlerList getHandlers() {
+ return HANDLERS;
+ }
+
+ public static HandlerList getHandlerList() {
+ return HANDLERS;
+ }
+
+ public enum SlotType {
+ HEAD(DIAMOND_HELMET, GOLD_HELMET, IRON_HELMET, CHAINMAIL_HELMET, LEATHER_HELMET, PUMPKIN, JACK_O_LANTERN),
+ CHEST(DIAMOND_CHESTPLATE, GOLD_CHESTPLATE, IRON_CHESTPLATE, CHAINMAIL_CHESTPLATE, LEATHER_CHESTPLATE, ELYTRA),
+ LEGS(DIAMOND_LEGGINGS, GOLD_LEGGINGS, IRON_LEGGINGS, CHAINMAIL_LEGGINGS, LEATHER_LEGGINGS),
+ FEET(DIAMOND_BOOTS, GOLD_BOOTS, IRON_BOOTS, CHAINMAIL_BOOTS, LEATHER_BOOTS);
+
+ private final Set<Material> mutableTypes = new HashSet<>();
+ private Set<Material> immutableTypes;
+
+ SlotType(Material... types) {
+ this.mutableTypes.addAll(Arrays.asList(types));
+ }
+
+ /**
+ * Gets an immutable set of all allowed material types that can be placed in an
+ * armor slot.
+ *
+ * @return immutable set of material types
+ */
+ @Nonnull
+ public Set<Material> getTypes() {
+ if (immutableTypes == null) {
+ immutableTypes = Collections.unmodifiableSet(mutableTypes);
+ }
+
+ return immutableTypes;
+ }
+
+ /**
+ * Gets the type of slot via the specified material
+ *
+ * @param material material to get slot by
+ * @return slot type the material will go in, or null if it won't
+ */
+ @Nullable
+ public static SlotType getByMaterial(Material material) {
+ for (SlotType slotType : values()) {
+ if (slotType.getTypes().contains(material)) {
+ return slotType;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Gets whether or not this material can be equipped to a slot
+ *
+ * @param material material to check
+ * @return whether or not this material can be equipped
+ */
+ public static boolean isEquipable(Material material) {
+ return getByMaterial(material) != null;
+ }
+ }
+}
--
2.14.2

34
Spigot-Server-Patches/0250-Add-PlayerArmorChangeEvent.patch Normal file
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From e2873d6dbc62fb4bfa94eb918e83c606937d95ae Mon Sep 17 00:00:00 2001
From: pkt77 <parkerkt77@gmail.com>
Date: Fri, 10 Nov 2017 23:46:34 -0500
Subject: [PATCH] Add PlayerArmorChangeEvent
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index 135a9c0e..5e17d107 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -1,5 +1,6 @@
package net.minecraft.server;
+import com.destroystokyo.paper.event.player.PlayerArmorChangeEvent;
import com.google.common.base.Objects;
import com.google.common.collect.Maps;
import java.util.Collection;
@@ -1929,6 +1930,13 @@ public abstract class EntityLiving extends Entity {
ItemStack itemstack1 = this.getEquipment(enumitemslot);
if (!ItemStack.matches(itemstack1, itemstack)) {
+ // Paper start - PlayerArmorChangeEvent
+ if (this instanceof EntityPlayer && enumitemslot.a() == EnumItemSlot.Function.ARMOR && !itemstack.getItem().equals(itemstack1.getItem())) {
+ final org.bukkit.inventory.ItemStack oldItem = CraftItemStack.asBukkitCopy(itemstack);
+ final org.bukkit.inventory.ItemStack newItem = CraftItemStack.asBukkitCopy(itemstack1);
+ new PlayerArmorChangeEvent((Player) this.getBukkitEntity(), PlayerArmorChangeEvent.SlotType.valueOf(enumitemslot.name()), oldItem, newItem).callEvent();
+ }
+ // Paper end
((WorldServer) this.world).getTracker().a((Entity) this, (Packet) (new PacketPlayOutEntityEquipment(this.getId(), enumitemslot, itemstack1)));
if (!itemstack.isEmpty()) {
this.getAttributeMap().a(itemstack.a(enumitemslot));
--
2.14.2