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Upstream has released updates that appear 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: 01aa02eb PR-858: Add LivingEntity#playHurtAnimation() 9421320f PR-884: Refinements to new ban API for improved compatibility and correctness 37a60b45 SPIGOT-6455, SPIGOT-7030, PR-750: Improve ban API 4eeb174b All smithing inventories are now the new smithing inventory f2bb168e PR-880: Add methods to get/set FallingBlock CancelDrop e7a807fa PR-879: Add Player#sendHealthUpdate() 692b8e96 SPIGOT-7370: Remove float value conversion in plugin.yml 2d033390 SPIGOT-7403: Add direct API for waxed signs 16a08373 PR-876: Add missing Raider API and 'no action ticks' CraftBukkit Changes: b60a95c8c PR-1189: Add LivingEntity#playHurtAnimation() 95c335c63 PR-1226: Fix VehicleEnterEvent not being called for certain entities 0a0fc3bee PR-1227: Refinements to new ban API for improved compatibility and correctness 0d0b1e5dc Revert bad change to PathfinderGoalSit causing all cats to sit 648196070 SPIGOT-6455, SPIGOT-7030, PR-1054: Improve ban API 31fe848d6 All smithing inventories are now the new smithing inventory 9a919a143 SPIGOT-7416: SmithItemEvent not firing in Smithing Table 9f64f0d22 PR-1221: Add methods to get/set FallingBlock CancelDrop 3be9ac171 PR-1220: Add Player#sendHealthUpdate() c1279f775 PR-1209: Clean up various patches c432e4397 Fix Raider#setCelebrating() implementation 504d96665 SPIGOT-7403: Add direct API for waxed signs c68c1f1b3 PR-1216: Add missing Raider API and 'no action ticks' 85b89c3dd Increase outdated build delay Spigot Changes: 9ebce8af Rebuild patches 64b565e6 Rebuild patches
252 lines
13 KiB
Diff
252 lines
13 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Thu, 2 Jul 2020 16:12:10 -0700
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Subject: [PATCH] Add PlayerTradeEvent and PlayerPurchaseEvent
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Co-authored-by: Alexander <protonull@protonmail.com>
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diff --git a/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java b/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java
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index fe003c42f002e229111c46a79ac6a961c60db912..564908ce0a560c2190fb624e77d227d3b7031024 100644
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--- a/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java
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+++ b/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java
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@@ -138,11 +138,24 @@ public abstract class AbstractVillager extends AgeableMob implements InventoryCa
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@Override
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public void overrideXp(int experience) {}
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+ // Paper start
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+ @Override
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+ public void processTrade(MerchantOffer recipe, @Nullable io.papermc.paper.event.player.PlayerPurchaseEvent event) { // The MerchantRecipe passed in here is the one set by the PlayerPurchaseEvent
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+ if (event == null || event.willIncreaseTradeUses()) {
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+ recipe.increaseUses();
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+ }
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+ if (event == null || event.isRewardingExp()) {
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+ this.rewardTradeXp(recipe);
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+ }
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+ this.notifyTrade(recipe);
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+ }
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+ // Paper end
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+
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@Override
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public void notifyTrade(MerchantOffer offer) {
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- offer.increaseUses();
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+ // offer.increaseUses(); // Paper - handled in processTrade
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this.ambientSoundTime = -this.getAmbientSoundInterval();
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- this.rewardTradeXp(offer);
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+ // this.rewardTradeXp(offer); // Paper - handled in processTrade
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if (this.tradingPlayer instanceof ServerPlayer) {
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CriteriaTriggers.TRADE.trigger((ServerPlayer) this.tradingPlayer, this, offer.getResult());
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}
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diff --git a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
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index 85a6bc46817c7272855a7f3aa8c206d7b3f8512e..4ac91ba7dc754b120189fd32d24076d51b17d7c6 100644
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--- a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
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+++ b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
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@@ -756,6 +756,14 @@ public abstract class AbstractContainerMenu {
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public abstract boolean stillValid(Player player);
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protected boolean moveItemStackTo(ItemStack stack, int startIndex, int endIndex, boolean fromLast) {
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+ // Paper start
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+ return this.moveItemStackTo(stack, startIndex, endIndex, fromLast, false);
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+ }
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+ protected boolean moveItemStackTo(ItemStack stack, int startIndex, int endIndex, boolean fromLast, boolean isCheck) {
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+ if (isCheck) {
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+ stack = stack.copy();
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+ }
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+ // Paper end
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boolean flag1 = false;
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int k = startIndex;
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@@ -778,18 +786,27 @@ public abstract class AbstractContainerMenu {
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slot = (Slot) this.slots.get(k);
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itemstack1 = slot.getItem();
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+ // Paper start - clone if only a check
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+ if (isCheck) {
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+ itemstack1 = itemstack1.copy();
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+ }
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+ // Paper end
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if (!itemstack1.isEmpty() && ItemStack.isSameItemSameTags(stack, itemstack1)) {
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int l = itemstack1.getCount() + stack.getCount();
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if (l <= stack.getMaxStackSize()) {
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stack.setCount(0);
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itemstack1.setCount(l);
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+ if (!isCheck) { // Paper - dont update if only a check
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slot.setChanged();
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+ } // Paper
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flag1 = true;
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} else if (itemstack1.getCount() < stack.getMaxStackSize()) {
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stack.shrink(stack.getMaxStackSize() - itemstack1.getCount());
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itemstack1.setCount(stack.getMaxStackSize());
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+ if (!isCheck) { // Paper - dont update if only a check
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slot.setChanged();
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+ } // Paper
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flag1 = true;
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}
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}
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@@ -820,14 +837,33 @@ public abstract class AbstractContainerMenu {
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slot = (Slot) this.slots.get(k);
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itemstack1 = slot.getItem();
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+ // Paper start - clone if only a check
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+ if (isCheck) {
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+ itemstack1 = itemstack1.copy();
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+ }
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+ // Paper end
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if (itemstack1.isEmpty() && slot.mayPlace(stack)) {
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if (stack.getCount() > slot.getMaxStackSize()) {
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+ // Paper start - dont set slot if only check
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+ if (isCheck) {
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+ stack.shrink(slot.getMaxStackSize());
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+ } else {
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+ // Paper end
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slot.setByPlayer(stack.split(slot.getMaxStackSize()));
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+ } // Paper
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} else {
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+ // Paper start - dont set slot if only check
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+ if (isCheck) {
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+ stack.shrink(stack.getCount());
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+ } else {
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+ // Paper end
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slot.setByPlayer(stack.split(stack.getCount()));
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+ } // Paper
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}
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+ if (!isCheck) { // Paper - dont update if only check
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slot.setChanged();
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+ } // Paper
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flag1 = true;
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break;
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}
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diff --git a/src/main/java/net/minecraft/world/inventory/MerchantMenu.java b/src/main/java/net/minecraft/world/inventory/MerchantMenu.java
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index 743a2adc465be5477d204185967265389d7102de..8eab7596e1f7d1beb9ab0d70d1310d26822262e9 100644
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--- a/src/main/java/net/minecraft/world/inventory/MerchantMenu.java
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+++ b/src/main/java/net/minecraft/world/inventory/MerchantMenu.java
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@@ -134,12 +134,12 @@ public class MerchantMenu extends AbstractContainerMenu {
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itemstack = itemstack1.copy();
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if (slot == 2) {
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- if (!this.moveItemStackTo(itemstack1, 3, 39, true)) {
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+ if (!this.moveItemStackTo(itemstack1, 3, 39, true, true)) { // Paper
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return ItemStack.EMPTY;
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}
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- slot1.onQuickCraft(itemstack1, itemstack);
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- this.playTradeSound();
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+ // slot1.onQuickCraft(itemstack1, itemstack); // Paper - moved to after the non-check moveItemStackTo call
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+ // this.playTradeSound();
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} else if (slot != 0 && slot != 1) {
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if (slot >= 3 && slot < 30) {
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if (!this.moveItemStackTo(itemstack1, 30, 39, false)) {
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@@ -152,6 +152,7 @@ public class MerchantMenu extends AbstractContainerMenu {
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return ItemStack.EMPTY;
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}
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+ if (slot != 2) { // Paper - moved down for slot 2
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if (itemstack1.isEmpty()) {
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slot1.setByPlayer(ItemStack.EMPTY);
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} else {
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@@ -163,6 +164,21 @@ public class MerchantMenu extends AbstractContainerMenu {
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}
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slot1.onTake(player, itemstack1);
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+ } // Paper start - handle slot 2
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+ if (slot == 2) { // is merchant result slot
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+ slot1.onTake(player, itemstack1);
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+ if (itemstack1.isEmpty()) {
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+ slot1.set(ItemStack.EMPTY);
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+ return ItemStack.EMPTY;
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+ }
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+
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+ this.moveItemStackTo(itemstack1, 3, 39, true, false); // This should always succeed because it's checked above
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+
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+ slot1.onQuickCraft(itemstack1, itemstack);
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+ this.playTradeSound();
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+ slot1.set(ItemStack.EMPTY); // itemstack1 should ALWAYS be empty
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+ }
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+ // Paper end
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}
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return itemstack;
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diff --git a/src/main/java/net/minecraft/world/inventory/MerchantResultSlot.java b/src/main/java/net/minecraft/world/inventory/MerchantResultSlot.java
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index e49bbb803399ef696665c5844a18b55a551654f6..1f2b9a9a3fa167e2ba021c823dd142b0bb18a695 100644
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--- a/src/main/java/net/minecraft/world/inventory/MerchantResultSlot.java
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+++ b/src/main/java/net/minecraft/world/inventory/MerchantResultSlot.java
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@@ -47,13 +47,32 @@ public class MerchantResultSlot extends Slot {
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@Override
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public void onTake(Player player, ItemStack stack) {
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- this.checkTakeAchievements(stack);
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+ // this.checkTakeAchievements(stack); // Paper - move to after event is called and not cancelled
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MerchantOffer merchantOffer = this.slots.getActiveOffer();
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+ // Paper start
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+ io.papermc.paper.event.player.PlayerPurchaseEvent event = null;
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+ if (merchantOffer != null && player instanceof net.minecraft.server.level.ServerPlayer serverPlayer) {
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+ if (this.merchant instanceof net.minecraft.world.entity.npc.AbstractVillager abstractVillager) {
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+ event = new io.papermc.paper.event.player.PlayerTradeEvent(serverPlayer.getBukkitEntity(), (org.bukkit.entity.AbstractVillager) abstractVillager.getBukkitEntity(), merchantOffer.asBukkit(), true, true);
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+ } else if (this.merchant instanceof org.bukkit.craftbukkit.inventory.CraftMerchantCustom.MinecraftMerchant) {
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+ event = new io.papermc.paper.event.player.PlayerPurchaseEvent(serverPlayer.getBukkitEntity(), merchantOffer.asBukkit(), false, true);
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+ }
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+ if (event != null) {
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+ if (!event.callEvent()) {
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+ stack.setCount(0);
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+ event.getPlayer().updateInventory();
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+ return;
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+ }
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+ merchantOffer = org.bukkit.craftbukkit.inventory.CraftMerchantRecipe.fromBukkit(event.getTrade()).toMinecraft();
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+ }
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+ }
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+ this.checkTakeAchievements(stack);
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+ // Paper end
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if (merchantOffer != null) {
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ItemStack itemStack = this.slots.getItem(0);
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ItemStack itemStack2 = this.slots.getItem(1);
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if (merchantOffer.take(itemStack, itemStack2) || merchantOffer.take(itemStack2, itemStack)) {
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- this.merchant.notifyTrade(merchantOffer);
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+ this.merchant.processTrade(merchantOffer, event); // Paper
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player.awardStat(Stats.TRADED_WITH_VILLAGER);
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this.slots.setItem(0, itemStack);
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this.slots.setItem(1, itemStack2);
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diff --git a/src/main/java/net/minecraft/world/item/trading/Merchant.java b/src/main/java/net/minecraft/world/item/trading/Merchant.java
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index d41f44ed2e497ba3373d170c08488b49e88334c4..d3a99ba6f3085ad12b67ddc94cc4ab393ec7ecbe 100644
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--- a/src/main/java/net/minecraft/world/item/trading/Merchant.java
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+++ b/src/main/java/net/minecraft/world/item/trading/Merchant.java
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@@ -20,6 +20,7 @@ public interface Merchant {
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void overrideOffers(MerchantOffers offers);
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+ default void processTrade(MerchantOffer merchantRecipe, @Nullable io.papermc.paper.event.player.PlayerPurchaseEvent event) { this.notifyTrade(merchantRecipe); } // Paper
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void notifyTrade(MerchantOffer offer);
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void notifyTradeUpdated(ItemStack stack);
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diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java
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index adf22ce4f0bcd3bd57dc2030c6c92d3df96566e3..05af1f1cfb38e4ae4ea0ecc2d0a943cbc4063c77 100644
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--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java
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+++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java
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@@ -74,10 +74,25 @@ public class CraftMerchantCustom extends CraftMerchant {
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return this.trades;
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}
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+ // Paper start
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+ @Override
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+ public void processTrade(MerchantOffer merchantRecipe, @javax.annotation.Nullable io.papermc.paper.event.player.PlayerPurchaseEvent event) { // The MerchantRecipe passed in here is the one set by the PlayerPurchaseEvent
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+ /** Based on {@link net.minecraft.world.entity.npc.AbstractVillager#processTrade(MerchantOffer, io.papermc.paper.event.player.PlayerPurchaseEvent)} */
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+ if (getTradingPlayer() instanceof net.minecraft.server.level.ServerPlayer) {
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+ if (event == null || event.willIncreaseTradeUses()) {
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+ merchantRecipe.increaseUses();
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+ }
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+ if (event == null || event.isRewardingExp()) {
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+ this.tradingPlayer.level().addFreshEntity(new net.minecraft.world.entity.ExperienceOrb(this.tradingPlayer.level(), this.tradingPlayer.getX(), this.tradingPlayer.getY(), this.tradingPlayer.getZ(), merchantRecipe.getXp(), org.bukkit.entity.ExperienceOrb.SpawnReason.VILLAGER_TRADE, this.tradingPlayer, null));
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+ }
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+ }
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+ this.notifyTrade(merchantRecipe);
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+ }
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+ // Paper end
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@Override
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public void notifyTrade(MerchantOffer offer) {
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// increase recipe's uses
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- offer.increaseUses();
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+ // offer.increaseUses(); // Paper - handled above in processTrade
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}
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@Override
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