geforkt von Mirrors/Paper
89d51d5f29
Because this exploit has been widely known for years and has not been fixed by Mojang, we decided that it was worth allowing people to toggle it on/off due to how easy it is to make it configurable. It should be noted that this decision does not promise all future exploits will be configurable.
141 Zeilen
9.9 KiB
Diff
141 Zeilen
9.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nassim Jahnke <nassim@njahnke.dev>
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Date: Fri, 29 Jan 2021 15:13:11 +0100
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Subject: [PATCH] Expand EntityUnleashEvent
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diff --git a/src/main/java/net/minecraft/world/entity/Mob.java b/src/main/java/net/minecraft/world/entity/Mob.java
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index 3e6706671b3dc06b376eaa9d6d463c6a098104d1..d1833dcc92b1570e62a1941bbea6d66ff0b2ee5f 100644
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--- a/src/main/java/net/minecraft/world/entity/Mob.java
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+++ b/src/main/java/net/minecraft/world/entity/Mob.java
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@@ -1300,12 +1300,15 @@ public abstract class Mob extends LivingEntity implements Targeting {
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return InteractionResult.PASS;
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} else if (this.getLeashHolder() == player) {
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// CraftBukkit start - fire PlayerUnleashEntityEvent
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- if (CraftEventFactory.callPlayerUnleashEntityEvent(this, player, hand).isCancelled()) {
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+ // Paper start - Expand EntityUnleashEvent
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+ org.bukkit.event.player.PlayerUnleashEntityEvent event = CraftEventFactory.callPlayerUnleashEntityEvent(this, player, hand, !player.getAbilities().instabuild);
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+ if (event.isCancelled()) {
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+ // Paper end - Expand EntityUnleashEvent
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((ServerPlayer) player).connection.send(new ClientboundSetEntityLinkPacket(this, this.getLeashHolder()));
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return InteractionResult.PASS;
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}
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// CraftBukkit end
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- this.dropLeash(true, !player.getAbilities().instabuild);
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+ this.dropLeash(true, event.isDropLeash()); // Paper - Expand EntityUnleashEvent
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this.gameEvent(GameEvent.ENTITY_INTERACT, player);
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return InteractionResult.sidedSuccess(this.level().isClientSide);
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} else {
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@@ -1473,8 +1476,11 @@ public abstract class Mob extends LivingEntity implements Targeting {
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if (this.leashHolder != null) {
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if (!this.isAlive() || !this.leashHolder.isAlive()) {
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- this.level().getCraftServer().getPluginManager().callEvent(new EntityUnleashEvent(this.getBukkitEntity(), (!this.isAlive()) ? UnleashReason.PLAYER_UNLEASH : UnleashReason.HOLDER_GONE)); // CraftBukkit
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- this.dropLeash(true, !this.leashHolder.pluginRemoved);// CraftBukkit - SPIGOT-7487: Don't drop leash, when the holder was removed by a plugin
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+ // Paper start - Expand EntityUnleashEvent
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+ EntityUnleashEvent event = new EntityUnleashEvent(this.getBukkitEntity(), (!this.isAlive()) ? EntityUnleashEvent.UnleashReason.PLAYER_UNLEASH : EntityUnleashEvent.UnleashReason.HOLDER_GONE, !this.leashHolder.pluginRemoved);
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+ this.level().getCraftServer().getPluginManager().callEvent(event); // CraftBukkit
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+ this.dropLeash(true, event.isDropLeash());
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+ // Paper end - Expand EntityUnleashEvent
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}
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}
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@@ -1537,8 +1543,11 @@ public abstract class Mob extends LivingEntity implements Targeting {
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boolean flag1 = super.startRiding(entity, force);
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if (flag1 && this.isLeashed()) {
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- this.level().getCraftServer().getPluginManager().callEvent(new EntityUnleashEvent(this.getBukkitEntity(), UnleashReason.UNKNOWN)); // CraftBukkit
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- this.dropLeash(true, true);
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+ // Paper start - Expand EntityUnleashEvent
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+ EntityUnleashEvent event = new EntityUnleashEvent(this.getBukkitEntity(), EntityUnleashEvent.UnleashReason.UNKNOWN, true);
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+ if (!event.callEvent()) { return flag1; }
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+ this.dropLeash(true, event.isDropLeash());
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+ // Paper end - Expand EntityUnleashEvent
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}
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return flag1;
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@@ -1728,8 +1737,11 @@ public abstract class Mob extends LivingEntity implements Targeting {
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@Override
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protected void removeAfterChangingDimensions() {
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super.removeAfterChangingDimensions();
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- this.level().getCraftServer().getPluginManager().callEvent(new EntityUnleashEvent(this.getBukkitEntity(), UnleashReason.UNKNOWN)); // CraftBukkit
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- this.dropLeash(true, false);
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+ // Paper start - Expand EntityUnleashEvent
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+ EntityUnleashEvent event = new EntityUnleashEvent(this.getBukkitEntity(), EntityUnleashEvent.UnleashReason.UNKNOWN, false);
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+ this.level().getCraftServer().getPluginManager().callEvent(event); // CraftBukkit
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+ this.dropLeash(true, event.isDropLeash());
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+ // Paper end - Expand EntityUnleashEvent
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this.getAllSlots().forEach((itemstack) -> {
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if (!itemstack.isEmpty()) {
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itemstack.setCount(0);
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diff --git a/src/main/java/net/minecraft/world/entity/PathfinderMob.java b/src/main/java/net/minecraft/world/entity/PathfinderMob.java
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index 85a9bcbd229b56317c2de15670a04c6d0eb51e18..d6393210cfee53685f83c8491bea8b9c13b01eea 100644
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--- a/src/main/java/net/minecraft/world/entity/PathfinderMob.java
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+++ b/src/main/java/net/minecraft/world/entity/PathfinderMob.java
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@@ -56,8 +56,11 @@ public abstract class PathfinderMob extends Mob {
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if (this instanceof TamableAnimal && ((TamableAnimal) this).isInSittingPose()) {
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if (f > entity.level().paperConfig().misc.maxLeashDistance) { // Paper - Configurable max leash distance
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- this.level().getCraftServer().getPluginManager().callEvent(new EntityUnleashEvent(this.getBukkitEntity(), EntityUnleashEvent.UnleashReason.DISTANCE)); // CraftBukkit
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- this.dropLeash(true, true);
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+ // Paper start - Expand EntityUnleashEvent
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+ EntityUnleashEvent event = new EntityUnleashEvent(this.getBukkitEntity(), EntityUnleashEvent.UnleashReason.DISTANCE, true);
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+ if (!event.callEvent()) return;
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+ this.dropLeash(true, event.isDropLeash());
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+ // Paper end - Expand EntityUnleashEvent
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}
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return;
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@@ -65,8 +68,11 @@ public abstract class PathfinderMob extends Mob {
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this.onLeashDistance(f);
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if (f > entity.level().paperConfig().misc.maxLeashDistance) { // Paper - Configurable max leash distance
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- this.level().getCraftServer().getPluginManager().callEvent(new EntityUnleashEvent(this.getBukkitEntity(), EntityUnleashEvent.UnleashReason.DISTANCE)); // CraftBukkit
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- this.dropLeash(true, true);
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+ // Paper start - Expand EntityUnleashEvent
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+ EntityUnleashEvent event = new EntityUnleashEvent(this.getBukkitEntity(), EntityUnleashEvent.UnleashReason.DISTANCE, true);
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+ if (!event.callEvent()) return;
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+ this.dropLeash(true, event.isDropLeash());
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+ // Paper end - Expand EntityUnleashEvent
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this.goalSelector.disableControlFlag(Goal.Flag.MOVE);
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} else if (f > 6.0F) {
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double d0 = (entity.getX() - this.getX()) / (double) f;
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diff --git a/src/main/java/net/minecraft/world/entity/decoration/LeashFenceKnotEntity.java b/src/main/java/net/minecraft/world/entity/decoration/LeashFenceKnotEntity.java
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index 6a6526b7b1b578e08a41f85c0443c5f04177efb0..0b88bd258c4f2bce100bf96bcbe61c20493f8e40 100644
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--- a/src/main/java/net/minecraft/world/entity/decoration/LeashFenceKnotEntity.java
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+++ b/src/main/java/net/minecraft/world/entity/decoration/LeashFenceKnotEntity.java
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@@ -127,11 +127,14 @@ public class LeashFenceKnotEntity extends HangingEntity {
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if (entityinsentient1.isLeashed() && entityinsentient1.getLeashHolder() == this) {
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// CraftBukkit start
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- if (CraftEventFactory.callPlayerUnleashEntityEvent(entityinsentient1, player, hand).isCancelled()) {
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+ // Paper start - Expand EntityUnleashEvent
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+ org.bukkit.event.player.PlayerUnleashEntityEvent event = CraftEventFactory.callPlayerUnleashEntityEvent(entityinsentient1, player, hand, !player.getAbilities().instabuild);
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+ if (event.isCancelled()) {
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+ // Paper end - Expand EntityUnleashEvent
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die = false;
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continue;
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}
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- entityinsentient1.dropLeash(true, !player.getAbilities().instabuild); // false -> survival mode boolean
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+ entityinsentient1.dropLeash(true, event.isDropLeash()); // false -> survival mode boolean // Paper - Expand EntityUnleashEvent
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// CraftBukkit end
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flag1 = true;
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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index 4b3e246475821b71fe023fea602d68c0e2f84964..43548c4c96dae63fe32640a6dff5410cc32ed501 100644
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--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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@@ -1569,8 +1569,10 @@ public class CraftEventFactory {
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Bukkit.getPluginManager().callEvent(new PlayerRecipeBookSettingsChangeEvent(player.getBukkitEntity(), bukkitType, open, filter));
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}
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- public static PlayerUnleashEntityEvent callPlayerUnleashEntityEvent(Mob entity, net.minecraft.world.entity.player.Player player, InteractionHand enumhand) {
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- PlayerUnleashEntityEvent event = new PlayerUnleashEntityEvent(entity.getBukkitEntity(), (Player) player.getBukkitEntity(), CraftEquipmentSlot.getHand(enumhand));
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+ // Paper start - Expand EntityUnleashEvent
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+ public static PlayerUnleashEntityEvent callPlayerUnleashEntityEvent(Mob entity, net.minecraft.world.entity.player.Player player, InteractionHand enumhand, boolean dropLeash) {
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+ PlayerUnleashEntityEvent event = new PlayerUnleashEntityEvent(entity.getBukkitEntity(), (Player) player.getBukkitEntity(), CraftEquipmentSlot.getHand(enumhand), dropLeash);
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+ // Paper end - Expand EntityUnleashEvent
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entity.level().getCraftServer().getPluginManager().callEvent(event);
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return event;
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}
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