Paper/Spigot-Server-Patches/0185-Ability-to-apply-mending-to-XP-API.patch
Aikar 0823d3fdce
[Auto] 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:
1cb03826 SPIGOT-5900: Re-order Material enum entries to match Minecraft's order
fdd705db #507: Add hasDiscoveredRecipe() and getDiscoveredRecipes()

CraftBukkit Changes:
551e770f5 SPIGOT-5900: Add test for the order of Material enum entries
8297676c2 #682: Add hasDiscoveredRecipe() and getDiscoveredRecipes()
2020-07-01 19:41:58 -04:00

88 lines
4.2 KiB
Diff

From 0000000000000000000000000000000000000000 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 cea65c1d80a7bd303cf28a6fe2bd73d542a19557..92ceb8bb7d7c47e395dfdcfe6d01f807c048ddc1 100644
--- a/src/main/java/net/minecraft/server/EnchantmentManager.java
+++ b/src/main/java/net/minecraft/server/EnchantmentManager.java
@@ -251,6 +251,11 @@ 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) {
return a(enchantment, entityliving, (itemstack) -> {
diff --git a/src/main/java/net/minecraft/server/EntityExperienceOrb.java b/src/main/java/net/minecraft/server/EntityExperienceOrb.java
index e7fb982913f391bafd608c4626086cd9cab7fad7..7f2d8de12473c5413bbfc10ea0947d6a30802645 100644
--- a/src/main/java/net/minecraft/server/EntityExperienceOrb.java
+++ b/src/main/java/net/minecraft/server/EntityExperienceOrb.java
@@ -249,10 +249,12 @@ 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 30f15491e6b18f51df9ccfc9b140251ba9ece400..7374bd398e89cbaa6670e726a11aec9be78ba1c3 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1073,8 +1073,37 @@ 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);
}