PaperMC/Spigot-Server-Patches/0189-Ability-to-apply-mending-to-XP-API.patch
Aikar e4d10a6d67
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
122289ff Add FaceAttachable interface to handle Grindstone facing in common with Switches
a6db750e SPIGOT-5647: ZombieVillager entity should have getVillagerType()

CraftBukkit Changes:
bbe3d58e SPIGOT-5650: Lectern.setPage(int) causes a NullPointerException
3075579f Add FaceAttachable interface to handle Grindstone facing in common with Switches
95bd4238 SPIGOT-5647: ZombieVillager entity should have getVillagerType()
4d975ac3 SPIGOT-5617: setBlockData does not work when NotPlayEvent is called by redstone current
2020-04-02 17:09:17 -04:00

90 lines
4.1 KiB
Diff

From 11fd8feec557b491e9eb6bdf03b4ab3edd2119e7 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 20 Dec 2017 17:36:49 -0500
Subject: [PATCH] Ability to apply mending to XP API
This allows plugins that give players the ability to apply the experience
points to the Item Mending formula, which will repair an item instead
of giving the player experience points.
Both an API To standalone mend, and apply mending logic to .giveExp has been added.
diff --git a/src/main/java/net/minecraft/server/EnchantmentManager.java b/src/main/java/net/minecraft/server/EnchantmentManager.java
index 1822178e8d..d96c03a1a1 100644
--- a/src/main/java/net/minecraft/server/EnchantmentManager.java
+++ b/src/main/java/net/minecraft/server/EnchantmentManager.java
@@ -246,6 +246,11 @@ public class EnchantmentManager {
return getEnchantmentLevel(Enchantments.CHANNELING, itemstack) > 0;
}
+ // Paper - OBFHELPER
+ public static @javax.annotation.Nonnull ItemStack getRandomEquippedItemWithEnchant(Enchantment enchantment, EntityLiving entityliving) {
+ Entry<EnumItemSlot, ItemStack> entry = b(enchantment, entityliving);
+ return entry != null ? entry.getValue() : ItemStack.NULL_ITEM;
+ }
@Nullable
public static Entry<EnumItemSlot, ItemStack> b(Enchantment enchantment, EntityLiving entityliving) {
Map<EnumItemSlot, ItemStack> map = enchantment.a(entityliving);
diff --git a/src/main/java/net/minecraft/server/EntityExperienceOrb.java b/src/main/java/net/minecraft/server/EntityExperienceOrb.java
index b3edb69a96..87c6b77ce3 100644
--- a/src/main/java/net/minecraft/server/EntityExperienceOrb.java
+++ b/src/main/java/net/minecraft/server/EntityExperienceOrb.java
@@ -254,10 +254,12 @@ public class EntityExperienceOrb extends Entity {
}
}
+ public int durToXp(int i) { return b(i); } // Paper OBFHELPER
private int b(int i) {
return i / 2;
}
+ public int xpToDur(int i) { return c(i); } // Paper OBFHELPER
private int c(int i) {
return i * 2;
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 5b5f2418eb..6f47768c9d 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1053,8 +1053,37 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
return GameMode.getByValue(getHandle().playerInteractManager.getGameMode().getId());
}
+ // Paper start
@Override
- public void giveExp(int exp) {
+ public int applyMending(int amount) {
+ EntityPlayer handle = getHandle();
+ // Logic copied from EntityExperienceOrb and remapped to unobfuscated methods/properties
+ net.minecraft.server.ItemStack itemstack = net.minecraft.server.EnchantmentManager.getRandomEquippedItemWithEnchant(net.minecraft.server.Enchantments.MENDING, handle);
+ if (!itemstack.isEmpty() && itemstack.getItem().usesDurability()) {
+
+ net.minecraft.server.EntityExperienceOrb orb = net.minecraft.server.EntityTypes.EXPERIENCE_ORB.create(handle.world);
+ orb.value = amount;
+ orb.spawnReason = org.bukkit.entity.ExperienceOrb.SpawnReason.CUSTOM;
+ orb.setPositionRaw(handle.locX(), handle.locY(), handle.locZ());
+
+ int i = Math.min(orb.xpToDur(amount), itemstack.getDamage());
+ org.bukkit.event.player.PlayerItemMendEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerItemMendEvent(handle, orb, itemstack, i);
+ i = event.getRepairAmount();
+ orb.dead = true;
+ if (!event.isCancelled()) {
+ amount -= orb.durToXp(i);
+ itemstack.setDamage(itemstack.getDamage() - i);
+ }
+ }
+ return amount;
+ }
+
+ @Override
+ public void giveExp(int exp, boolean applyMending) {
+ if (applyMending) {
+ exp = this.applyMending(exp);
+ }
+ // Paper end
getHandle().giveExp(exp);
}
--
2.25.1