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https://github.com/PurpurMC/Purpur.git
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1fd37bdec4
Upstream has released updates that appear to apply and compile correctly Paper Changes: PaperMC/Paper@1c779c2 Update to 1.18.1 (#7076) PaperMC/Paper@901fd94 [ci skip] Update README
170 lines
9.2 KiB
Diff
170 lines
9.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: William Blake Galbreath <Blake.Galbreath@GMail.com>
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Date: Sat, 2 May 2020 20:55:44 -0500
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Subject: [PATCH] Player invulnerabilities
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diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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index 100d01814aca6cbb26c721f55851df27dc654880..7d8853191eadf5f5d909dcc0269740d6b5e64b8d 100644
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--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
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+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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@@ -255,6 +255,7 @@ public class ServerPlayer extends Player {
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// CraftBukkit end
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public PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper
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public boolean purpurClient = false; // Purpur
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+ public boolean acceptingResourcePack = false; // Purpur
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public double lastEntitySpawnRadiusSquared; // Paper - optimise isOutsideRange, this field is in blocks
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public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleHashSet; // Paper
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@@ -331,6 +332,7 @@ public class ServerPlayer extends Player {
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this.bukkitPickUpLoot = true;
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this.maxHealthCache = this.getMaxHealth();
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this.cachedSingleMobDistanceMap = new com.destroystokyo.paper.util.PooledHashSets.PooledObjectLinkedOpenHashSet<>(this); // Paper
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+ this.spawnInvulnerableTime = world.purpurConfig.playerSpawnInvulnerableTicks; // Purpur
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}
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// Paper start - Chunk priority
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public BlockPos getPointInFront(double inFront) {
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@@ -1005,6 +1007,12 @@ public class ServerPlayer extends Player {
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}
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+ // Purpur start
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+ public boolean isSpawnInvulnerable() {
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+ return spawnInvulnerableTime > 0 || frozen;
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+ }
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+ // Purpur end
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+
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@Override
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public boolean hurt(DamageSource source, float amount) {
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if (this.isInvulnerableTo(source)) {
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@@ -1012,7 +1020,7 @@ public class ServerPlayer extends Player {
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} else {
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boolean flag = this.server.isDedicatedServer() && this.isPvpAllowed() && "fall".equals(source.msgId);
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- if (!flag && this.spawnInvulnerableTime > 0 && source != DamageSource.OUT_OF_WORLD) {
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+ if (!flag && isSpawnInvulnerable() && source != DamageSource.OUT_OF_WORLD) { // Purpur
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return false;
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} else {
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if (source instanceof EntityDamageSource) {
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@@ -1185,6 +1193,7 @@ public class ServerPlayer extends Player {
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}
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// Paper end
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+ this.spawnInvulnerableTime = worldserver.purpurConfig.playerSpawnInvulnerableTicks; // Purpur
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return this;
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}
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}
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@@ -1959,6 +1968,7 @@ public class ServerPlayer extends Player {
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}
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public void sendTexturePack(String url, String hash, boolean required, @Nullable Component resourcePackPrompt) {
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+ this.acceptingResourcePack = true; // Purpur
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this.connection.send(new ClientboundResourcePackPacket(url, hash, required, resourcePackPrompt));
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}
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@@ -2468,9 +2478,17 @@ public class ServerPlayer extends Player {
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@Override
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public boolean isImmobile() {
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- return super.isImmobile() || (this.connection != null && this.connection.isDisconnected()); // Paper
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+ return super.isImmobile() || frozen || (this.connection != null && this.connection.isDisconnected()); // Paper // Purpur
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}
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+ // Purpur start
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+ private boolean frozen = false;
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+
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+ public void setFrozen(boolean frozen) {
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+ this.frozen = frozen;
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+ }
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+ // Purpur end
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+
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@Override
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public Scoreboard getScoreboard() {
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return this.getBukkitEntity().getScoreboard().getHandle();
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index c170d014dc21d2ea94097a4d9c200bcac3896b62..072a34d8f8a075f22c14634acd0dd50ec57b773c 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -1946,12 +1946,21 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
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@Override
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public void handleResourcePackResponse(ServerboundResourcePackPacket packet) {
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PacketUtils.ensureRunningOnSameThread(packet, this, this.player.getLevel());
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+ // Purpur start
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+ if (player.level.purpurConfig.playerInvulnerableWhileAcceptingResourcePack && !this.player.acceptingResourcePack) {
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+ ServerGamePacketListenerImpl.LOGGER.info("Disconnecting {} due to resource pack packet exploitation attempt", this.player.getName());
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+ this.disconnect(new TranslatableComponent("multiplayer.texturePrompt.failure.line1")); // "Server resource pack couldn't be applied"
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+ return;
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+ }
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+ // Purpur end
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if (packet.getAction() == ServerboundResourcePackPacket.Action.DECLINED && this.server.isResourcePackRequired()) {
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ServerGamePacketListenerImpl.LOGGER.info("Disconnecting {} due to resource pack rejection", this.player.getName());
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this.disconnect(new TranslatableComponent("multiplayer.requiredTexturePrompt.disconnect"), org.bukkit.event.player.PlayerKickEvent.Cause.RESOURCE_PACK_REJECTION); // Paper - add cause
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}
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// Paper start
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PlayerResourcePackStatusEvent.Status packStatus = PlayerResourcePackStatusEvent.Status.values()[packet.action.ordinal()];
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+ if (player.level.purpurConfig.playerInvulnerableWhileAcceptingResourcePack) player.setFrozen(packStatus == PlayerResourcePackStatusEvent.Status.ACCEPTED); // Purpur
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+ this.player.acceptingResourcePack = packStatus == PlayerResourcePackStatusEvent.Status.ACCEPTED; // Purpur
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player.getBukkitEntity().setResourcePackStatus(packStatus);
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this.cserver.getPluginManager().callEvent(new PlayerResourcePackStatusEvent(this.getCraftPlayer(), packStatus)); // CraftBukkit
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// Paper end
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diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
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index 6ec5a8a52ec06be917f2ca682f5920ed5ae1a82c..aca10a81a90c7ef81b4167b868f3893a7f67ea62 100644
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--- a/src/main/java/net/minecraft/server/players/PlayerList.java
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+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
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@@ -993,6 +993,8 @@ public abstract class PlayerList {
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}
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// Paper end
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+ entityplayer1.spawnInvulnerableTime = entityplayer1.level.purpurConfig.playerSpawnInvulnerableTicks; // Purpur
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+
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// CraftBukkit end
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return entityplayer1;
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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index db49d331e76a0c86515cb06caba8d6e1853c77f4..e251821c59a2a07dc6e1b3f984641a0e549c315a 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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@@ -2603,5 +2603,20 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
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public void resetIdleTimer() {
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getHandle().resetLastActionTime();
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}
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+
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+ @Override
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+ public boolean isSpawnInvulnerable() {
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+ return getHandle().isSpawnInvulnerable();
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+ }
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+
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+ @Override
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+ public int getSpawnInvulnerableTicks() {
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+ return getHandle().spawnInvulnerableTime;
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+ }
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+
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+ @Override
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+ public void setSpawnInvulnerableTicks(int spawnInvulnerableTime) {
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+ getHandle().spawnInvulnerableTime = spawnInvulnerableTime;
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+ }
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// Purpur end
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}
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diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
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index 3fdd013d88e1c4ef62b277ed71a3531e2db8253f..e5ba1b21c18c07297b69d1f8b1cb34cdb15135b2 100644
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--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
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+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
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@@ -99,6 +99,8 @@ public class PurpurWorldConfig {
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public boolean idleTimeoutCountAsSleeping = false;
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public boolean idleTimeoutUpdateTabList = false;
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public boolean idleTimeoutTargetPlayer = true;
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+ public int playerSpawnInvulnerableTicks = 60;
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+ public boolean playerInvulnerableWhileAcceptingResourcePack = false;
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private void playerSettings() {
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if (PurpurConfig.version < 19) {
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boolean oldVal = getBoolean("gameplay-mechanics.player.idle-timeout.mods-target", idleTimeoutTargetPlayer);
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@@ -110,6 +112,8 @@ public class PurpurWorldConfig {
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idleTimeoutCountAsSleeping = getBoolean("gameplay-mechanics.player.idle-timeout.count-as-sleeping", idleTimeoutCountAsSleeping);
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idleTimeoutUpdateTabList = getBoolean("gameplay-mechanics.player.idle-timeout.update-tab-list", idleTimeoutUpdateTabList);
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idleTimeoutTargetPlayer = getBoolean("gameplay-mechanics.player.idle-timeout.mobs-target", idleTimeoutTargetPlayer);
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+ playerSpawnInvulnerableTicks = getInt("gameplay-mechanics.player.spawn-invulnerable-ticks", playerSpawnInvulnerableTicks);
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+ playerInvulnerableWhileAcceptingResourcePack = getBoolean("gameplay-mechanics.player.invulnerable-while-accepting-resource-pack", playerInvulnerableWhileAcceptingResourcePack);
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}
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public boolean babiesAreRidable = true;
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