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9e5a8b19370fd4c7a73a5ab35bbc829bb1dbff09
Purpur/patches/server/0068-Item-entity-immunities.patch
Ben Kerllenevich 9e5a8b1937 drop patches
2021-11-25 12:41:01 -05:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Sat, 22 Feb 2020 15:54:08 -0600
Subject: [PATCH] Item entity immunities
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
index 3947e1f2823e8d077350b7e781c04a4b46a83939..9656e8f0338568d317d81f0a54e3354652ec7353 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -2179,7 +2179,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
public class TrackedEntity {
- final ServerEntity serverEntity;
+ public final ServerEntity serverEntity; // Purpur -> package -> public
final Entity entity;
private final int range;
SectionPos lastSectionPos;
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 703ac671b19636859648f16a5431b2700791e7d5..38d5e710146c817b1cd3d0930de3257f01667529 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -67,7 +67,7 @@ public class ServerEntity {
private boolean wasRiding;
private boolean wasOnGround;
// CraftBukkit start
- final Set<ServerPlayerConnection> trackedPlayers; // Paper - private -> package
+ public final Set<ServerPlayerConnection> trackedPlayers; // Paper - private -> package // Purpur - package -> public
public ServerEntity(ServerLevel worldserver, Entity entity, int i, boolean flag, Consumer<Packet<?>> consumer, Set<ServerPlayerConnection> trackedPlayers) {
this.trackedPlayers = trackedPlayers;
diff --git a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
index 0ac107d7a360a5812a43488c611498d12546eed9..c2b0add36da8ad1bfb3fbfdd180a8606f66b8478 100644
--- a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
+++ b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
@@ -54,6 +54,12 @@ public class ItemEntity extends Entity {
public final float bobOffs;
private int lastTick = MinecraftServer.currentTick - 1; // CraftBukkit
public boolean canMobPickup = true; // Paper
+ // Purpur start
+ public boolean immuneToCactus = false;
+ public boolean immuneToExplosion = false;
+ public boolean immuneToFire = false;
+ public boolean immuneToLightning = false;
+ // Purpur end
public ItemEntity(EntityType<? extends ItemEntity> type, Level world) {
super(type, world);
@@ -321,6 +327,16 @@ public class ItemEntity extends Entity {
return false;
} else if (!this.getItem().getItem().canBeHurtBy(source)) {
return false;
+ // Purpur start
+ } else if (
+ (immuneToCactus && source == DamageSource.CACTUS) ||
+ (immuneToFire && (source.isFire() || source == DamageSource.IN_FIRE)) ||
+ (immuneToLightning && source == DamageSource.LIGHTNING_BOLT) ||
+ (immuneToExplosion && source.isExplosion())
+ ) {
+ respawnOnClient();
+ return false;
+ // Purpur end
} else {
// CraftBukkit start
if (org.bukkit.craftbukkit.event.CraftEventFactory.handleNonLivingEntityDamageEvent(this, source, amount)) {
@@ -503,6 +519,12 @@ public class ItemEntity extends Entity {
com.google.common.base.Preconditions.checkArgument(!stack.isEmpty(), "Cannot drop air"); // CraftBukkit
this.getEntityData().set(ItemEntity.DATA_ITEM, stack);
this.getEntityData().markDirty(ItemEntity.DATA_ITEM); // CraftBukkit - SPIGOT-4591, must mark dirty
+ // Purpur start
+ if (level.purpurConfig.itemImmuneToCactus.contains(stack.getItem())) immuneToCactus = true;
+ if (level.purpurConfig.itemImmuneToExplosion.contains(stack.getItem())) immuneToExplosion = true;
+ if (level.purpurConfig.itemImmuneToFire.contains(stack.getItem())) immuneToFire = true;
+ if (level.purpurConfig.itemImmuneToLightning.contains(stack.getItem())) immuneToLightning = true;
+ // level end
}
@Override
@@ -593,4 +615,17 @@ public class ItemEntity extends Entity {
public SoundSource getSoundSource() {
return SoundSource.AMBIENT;
}
+
+ // Purpur start
+ public void respawnOnClient() {
+ Packet<?> spawnPacket = new ClientboundAddEntityPacket(this);
+ Packet<?> metadataPacket = new net.minecraft.network.protocol.game.ClientboundSetEntityDataPacket(getId(), getEntityData(), true);
+ for (net.minecraft.server.network.ServerPlayerConnection connection : this.tracker.serverEntity.trackedPlayers) {
+ if (!connection.getPlayer().purpurClient) {
+ connection.send(spawnPacket);
+ connection.send(metadataPacket);
+ }
+ }
+ }
+ // Purpur end
}
diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
index 3163d930237291d4a80e5b36e15b4880e3933a4e..1e0896ed38cf0d861f25d23c6ebe6a0be4742132 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -112,6 +112,49 @@ public class PurpurWorldConfig {
elytraDamagePerTridentBoost = getInt("gameplay-mechanics.elytra.damage-per-boost.trident", elytraDamagePerTridentBoost);
}
+ public List<Item> itemImmuneToCactus = new ArrayList<>();
+ public List<Item> itemImmuneToExplosion = new ArrayList<>();
+ public List<Item> itemImmuneToFire = new ArrayList<>();
+ public List<Item> itemImmuneToLightning = new ArrayList<>();
+ private void itemSettings() {
+ itemImmuneToCactus.clear();
+ getList("gameplay-mechanics.item.immune.cactus", new ArrayList<>()).forEach(key -> {
+ if (key.toString().equals("*")) {
+ Registry.ITEM.stream().filter(item -> item != Items.AIR).forEach((item) -> itemImmuneToCactus.add(item));
+ return;
+ }
+ Item item = Registry.ITEM.get(new ResourceLocation(key.toString()));
+ if (item != Items.AIR) itemImmuneToCactus.add(item);
+ });
+ itemImmuneToExplosion.clear();
+ getList("gameplay-mechanics.item.immune.explosion", new ArrayList<>()).forEach(key -> {
+ if (key.toString().equals("*")) {
+ Registry.ITEM.stream().filter(item -> item != Items.AIR).forEach((item) -> itemImmuneToExplosion.add(item));
+ return;
+ }
+ Item item = Registry.ITEM.get(new ResourceLocation(key.toString()));
+ if (item != Items.AIR) itemImmuneToExplosion.add(item);
+ });
+ itemImmuneToFire.clear();
+ getList("gameplay-mechanics.item.immune.fire", new ArrayList<>()).forEach(key -> {
+ if (key.toString().equals("*")) {
+ Registry.ITEM.stream().filter(item -> item != Items.AIR).forEach((item) -> itemImmuneToFire.add(item));
+ return;
+ }
+ Item item = Registry.ITEM.get(new ResourceLocation(key.toString()));
+ if (item != Items.AIR) itemImmuneToFire.add(item);
+ });
+ itemImmuneToLightning.clear();
+ getList("gameplay-mechanics.item.immune.lightning", new ArrayList<>()).forEach(key -> {
+ if (key.toString().equals("*")) {
+ Registry.ITEM.stream().filter(item -> item != Items.AIR).forEach((item) -> itemImmuneToLightning.add(item));
+ return;
+ }
+ Item item = Registry.ITEM.get(new ResourceLocation(key.toString()));
+ if (item != Items.AIR) itemImmuneToLightning.add(item);
+ });
+ }
+
public double minecartMaxSpeed = 0.4D;
public boolean minecartPlaceAnywhere = false;
public boolean minecartControllable = false;
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
index 342345eb04d00efb58392ccf209e3c51c1064173..5f5c37fb447a4c1790714158f4b41f15793002d1 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
@@ -116,4 +116,46 @@ public class CraftItem extends CraftEntity implements Item {
public EntityType getType() {
return EntityType.DROPPED_ITEM;
}
+
+ // Purpur start
+ @Override
+ public void setImmuneToCactus(boolean immuneToCactus) {
+ item.immuneToCactus = immuneToCactus;
+ }
+
+ @Override
+ public boolean isImmuneToCactus() {
+ return item.immuneToCactus;
+ }
+
+ @Override
+ public void setImmuneToExplosion(boolean immuneToExplosion) {
+ item.immuneToExplosion = immuneToExplosion;
+ }
+
+ @Override
+ public boolean isImmuneToExplosion() {
+ return item.immuneToExplosion;
+ }
+
+ @Override
+ public void setImmuneToFire(boolean immuneToFire) {
+ item.immuneToFire = immuneToFire;
+ }
+
+ @Override
+ public boolean isImmuneToFire() {
+ return item.immuneToFire;
+ }
+
+ @Override
+ public void setImmuneToLightning(boolean immuneToLightning) {
+ item.immuneToLightning = immuneToLightning;
+ }
+
+ @Override
+ public boolean isImmuneToLightning() {
+ return item.immuneToLightning;
+ }
+ // Purpur end
}
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