mirror of https://github.com/PaperMC/Paper.git
104 lines
8.0 KiB
Diff
104 lines
8.0 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: Mon, 12 Dec 2022 12:14:03 -0800
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Subject: [PATCH] Properly track the changed item from dispense events
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diff --git a/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java b/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java
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index 32084df594649d8da04052bbfa111896d8ea1f91..5dab1e10303177e5a4d97a91ee46ede66f30ae35 100644
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--- a/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java
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+++ b/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java
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@@ -133,10 +133,14 @@ public interface DispenseItemBehavior {
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idispensebehavior.dispense(pointer, eventStack);
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return stack;
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}
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+ // Paper start - track changed items in the dispense event
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+ itemstack1 = CraftItemStack.unwrap(event.getItem()); // unwrap is safe because the stack won't be modified
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+ entitytypes = ((SpawnEggItem) itemstack1.getItem()).getType(itemstack1);
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+ // Paper end - track changed item from dispense event
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}
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try {
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- entitytypes.spawn(pointer.level(), stack, (Player) null, pointer.pos().relative(enumdirection), MobSpawnType.DISPENSER, enumdirection != Direction.UP, false);
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+ entitytypes.spawn(pointer.level(), itemstack1, (Player) null, pointer.pos().relative(enumdirection), MobSpawnType.DISPENSER, enumdirection != Direction.UP, false); // Paper - track changed item in dispense event
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} catch (Exception exception) {
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DispenseItemBehavior.LOGGER.error("Error while dispensing spawn egg from dispenser at {}", pointer.pos(), exception); // CraftBukkit - decompile error
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return ItemStack.EMPTY;
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@@ -191,9 +195,10 @@ public interface DispenseItemBehavior {
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}
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// CraftBukkit end
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+ final ItemStack newStack = CraftItemStack.unwrap(event.getItem()); // Paper - use event itemstack (unwrap is fine here because the stack won't be modified)
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Consumer<ArmorStand> consumer = EntityType.appendDefaultStackConfig((entityarmorstand) -> {
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entityarmorstand.setYRot(enumdirection.toYRot());
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- }, worldserver, stack, (Player) null);
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+ }, worldserver, newStack, (Player) null); // Paper - track changed items in the dispense event
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ArmorStand entityarmorstand = (ArmorStand) EntityType.ARMOR_STAND.spawn(worldserver, consumer, blockposition, MobSpawnType.DISPENSER, false, false);
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if (entityarmorstand != null) {
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@@ -413,6 +418,7 @@ public interface DispenseItemBehavior {
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int y = blockposition.getY();
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int z = blockposition.getZ();
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BlockState iblockdata = worldserver.getBlockState(blockposition);
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+ ItemStack dispensedItem = stack; // Paper - track changed item from the dispense event
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// Paper start - correctly check if the bucket place will succeed
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/* Taken from SolidBucketItem#emptyContents */
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boolean willEmptyContentsSolidBucketItem = dispensiblecontaineritem instanceof net.minecraft.world.item.SolidBucketItem && worldserver.isInWorldBounds(blockposition) && iblockdata.isAir();
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@@ -442,12 +448,15 @@ public interface DispenseItemBehavior {
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}
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}
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- dispensiblecontaineritem = (DispensibleContainerItem) CraftItemStack.asNMSCopy(event.getItem()).getItem();
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+ // Paper start - track changed item from dispense event
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+ dispensedItem = CraftItemStack.unwrap(event.getItem()); // unwrap is safe here as the stack isn't mutated
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+ dispensiblecontaineritem = (DispensibleContainerItem) dispensedItem.getItem();
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+ // Paper end - track changed item from dispense event
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}
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// CraftBukkit end
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if (dispensiblecontaineritem.emptyContents((Player) null, worldserver, blockposition, (BlockHitResult) null)) {
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- dispensiblecontaineritem.checkExtraContent((Player) null, worldserver, stack, blockposition);
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+ dispensiblecontaineritem.checkExtraContent((Player) null, worldserver, dispensedItem, blockposition); // Paper - track changed item from dispense event
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// CraftBukkit start - Handle stacked buckets
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Item item = Items.BUCKET;
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stack.shrink(1);
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diff --git a/src/main/java/net/minecraft/core/dispenser/ProjectileDispenseBehavior.java b/src/main/java/net/minecraft/core/dispenser/ProjectileDispenseBehavior.java
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index 985954030654d521291cccbfc3ca49b67ee4357d..e37d2d29f3ba67cfe28abe4847a3dca07121f0be 100644
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--- a/src/main/java/net/minecraft/core/dispenser/ProjectileDispenseBehavior.java
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+++ b/src/main/java/net/minecraft/core/dispenser/ProjectileDispenseBehavior.java
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@@ -36,7 +36,7 @@ public class ProjectileDispenseBehavior extends DefaultDispenseItemBehavior {
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ServerLevel worldserver = pointer.level();
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Direction enumdirection = (Direction) pointer.state().getValue(DispenserBlock.FACING);
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Position iposition = this.dispenseConfig.positionFunction().getDispensePosition(pointer, enumdirection);
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- Projectile iprojectile = this.projectileItem.asProjectile(worldserver, iposition, stack, enumdirection);
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+ // Paper - move down
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// CraftBukkit start
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// this.projectileItem.shoot(iprojectile, (double) enumdirection.getStepX(), (double) enumdirection.getStepY(), (double) enumdirection.getStepZ(), this.dispenseConfig.power(), this.dispenseConfig.uncertainty());
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@@ -66,6 +66,7 @@ public class ProjectileDispenseBehavior extends DefaultDispenseItemBehavior {
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}
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}
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+ Projectile iprojectile = this.projectileItem.asProjectile(worldserver, iposition, CraftItemStack.unwrap(event.getItem()), enumdirection); // Paper - move from above and track changed items in the dispense event; unwrap is safe here because all uses of the stack make their own copies
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this.projectileItem.shoot(iprojectile, event.getVelocity().getX(), event.getVelocity().getY(), event.getVelocity().getZ(), this.dispenseConfig.power(), this.dispenseConfig.uncertainty());
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((Entity) iprojectile).projectileSource = new org.bukkit.craftbukkit.projectiles.CraftBlockProjectileSource(pointer.blockEntity());
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// CraftBukkit end
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diff --git a/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java b/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java
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index 6f2adf2334e35e8a617a4ced0c1af2abf32bbd8d..cb308808906a8cdb127df8284e106e00553473ca 100644
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--- a/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java
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+++ b/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java
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@@ -57,7 +57,12 @@ public class ShulkerBoxDispenseBehavior extends OptionalDispenseItemBehavior {
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// CraftBukkit end
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try {
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- this.setSuccess(((BlockItem) item).place(new DirectionalPlaceContext(pointer.level(), blockposition, enumdirection, stack, enumdirection1)).consumesAction());
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+ // Paper start - track changed items in the dispense event
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+ this.setSuccess(((BlockItem) item).place(new DirectionalPlaceContext(pointer.level(), blockposition, enumdirection, CraftItemStack.asNMSCopy(event.getItem()), enumdirection1)).consumesAction());
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+ if (this.isSuccess()) {
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+ stack.shrink(1); // vanilla shrink is in the place function above, manually handle it here
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+ }
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+ // Paper end - track changed items in the dispense event
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} catch (Exception exception) {
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ShulkerBoxDispenseBehavior.LOGGER.error("Error trying to place shulker box at {}", blockposition, exception);
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}
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