mirror of
https://github.com/PaperMC/Paper.git
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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.
204 lines
13 KiB
Diff
204 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: Wed, 19 May 2021 18:59:10 -0700
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Subject: [PATCH] Add PlayerSetSpawnEvent
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diff --git a/src/main/java/net/minecraft/server/commands/SetSpawnCommand.java b/src/main/java/net/minecraft/server/commands/SetSpawnCommand.java
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index a2d0699e8427b2262a2396495111125eccafbb66..15db9368227dbc29d07d74e85bd126b345b526b6 100644
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--- a/src/main/java/net/minecraft/server/commands/SetSpawnCommand.java
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+++ b/src/main/java/net/minecraft/server/commands/SetSpawnCommand.java
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@@ -38,24 +38,34 @@ public class SetSpawnCommand {
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ResourceKey<Level> resourcekey = source.getLevel().dimension();
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Iterator iterator = targets.iterator();
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+ final Collection<ServerPlayer> actualTargets = new java.util.ArrayList<>(); // Paper - Add PlayerSetSpawnEvent
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while (iterator.hasNext()) {
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ServerPlayer entityplayer = (ServerPlayer) iterator.next();
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- entityplayer.setRespawnPosition(resourcekey, pos, angle, true, false, org.bukkit.event.player.PlayerSpawnChangeEvent.Cause.COMMAND); // CraftBukkit
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+ // Paper start - Add PlayerSetSpawnEvent
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+ if (entityplayer.setRespawnPosition(resourcekey, pos, angle, true, false, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.COMMAND)) {
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+ actualTargets.add(entityplayer);
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+ }
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+ // Paper end - Add PlayerSetSpawnEvent
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}
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+ // Paper start - Add PlayerSetSpawnEvent
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+ if (actualTargets.isEmpty()) {
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+ return 0;
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+ }
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+ // Paper end - Add PlayerSetSpawnEvent
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String s = resourcekey.location().toString();
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- if (targets.size() == 1) {
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+ if (actualTargets.size() == 1) { // Paper - Add PlayerSetSpawnEvent
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source.sendSuccess(() -> {
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- return Component.translatable("commands.spawnpoint.success.single", pos.getX(), pos.getY(), pos.getZ(), angle, s, ((ServerPlayer) targets.iterator().next()).getDisplayName());
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+ return Component.translatable("commands.spawnpoint.success.single", pos.getX(), pos.getY(), pos.getZ(), angle, s, ((ServerPlayer) actualTargets.iterator().next()).getDisplayName()); // Paper - Add PlayerSetSpawnEvent
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}, true);
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} else {
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source.sendSuccess(() -> {
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- return Component.translatable("commands.spawnpoint.success.multiple", pos.getX(), pos.getY(), pos.getZ(), angle, s, targets.size());
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+ return Component.translatable("commands.spawnpoint.success.multiple", pos.getX(), pos.getY(), pos.getZ(), angle, s, actualTargets.size()); // Paper - Add PlayerSetSpawnEvent
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}, true);
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}
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- return targets.size();
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+ return actualTargets.size(); // Paper - Add PlayerSetSpawnEvent
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}
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}
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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 751216261df86402c23d3f0d73944ae51e849caa..fb86824192f1fc850a55905757c65cafec1edb6a 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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@@ -1307,7 +1307,7 @@ public class ServerPlayer extends Player {
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} else if (this.bedBlocked(blockposition, enumdirection)) {
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return Either.left(Player.BedSleepingProblem.OBSTRUCTED);
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} else {
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- this.setRespawnPosition(this.level().dimension(), blockposition, this.getYRot(), false, true, PlayerSpawnChangeEvent.Cause.BED); // CraftBukkit
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+ this.setRespawnPosition(this.level().dimension(), blockposition, this.getYRot(), false, true, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.BED); // Paper - Add PlayerSetSpawnEvent
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if (this.level().isDay()) {
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return Either.left(Player.BedSleepingProblem.NOT_POSSIBLE_NOW);
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} else {
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@@ -2262,44 +2262,50 @@ public class ServerPlayer extends Player {
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return this.respawnForced;
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}
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+ @Deprecated // Paper - Add PlayerSetSpawnEvent
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public void setRespawnPosition(ResourceKey<Level> dimension, @Nullable BlockPos pos, float angle, boolean forced, boolean sendMessage) {
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- // CraftBukkit start
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- this.setRespawnPosition(dimension, pos, angle, forced, sendMessage, PlayerSpawnChangeEvent.Cause.UNKNOWN);
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- }
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-
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- public void setRespawnPosition(ResourceKey<Level> resourcekey, @Nullable BlockPos blockposition, float f, boolean flag, boolean flag1, PlayerSpawnChangeEvent.Cause cause) {
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- ServerLevel newWorld = this.server.getLevel(resourcekey);
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- Location newSpawn = (blockposition != null) ? CraftLocation.toBukkit(blockposition, newWorld.getWorld(), f, 0) : null;
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-
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- PlayerSpawnChangeEvent event = new PlayerSpawnChangeEvent(this.getBukkitEntity(), newSpawn, flag, cause);
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- Bukkit.getServer().getPluginManager().callEvent(event);
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- if (event.isCancelled()) {
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- return;
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- }
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- newSpawn = event.getNewSpawn();
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- flag = event.isForced();
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-
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- if (newSpawn != null) {
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- resourcekey = ((CraftWorld) newSpawn.getWorld()).getHandle().dimension();
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- blockposition = BlockPos.containing(newSpawn.getX(), newSpawn.getY(), newSpawn.getZ());
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- f = newSpawn.getYaw();
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- } else {
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- resourcekey = Level.OVERWORLD;
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- blockposition = null;
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- f = 0.0F;
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+ // Paper start - Add PlayerSetSpawnEvent
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+ this.setRespawnPosition(dimension, pos, angle, forced, sendMessage, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.UNKNOWN);
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+ }
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+ @Deprecated
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+ public boolean setRespawnPosition(ResourceKey<Level> dimension, @Nullable BlockPos pos, float angle, boolean forced, boolean sendMessage, PlayerSpawnChangeEvent.Cause cause) {
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+ return this.setRespawnPosition(dimension, pos, angle, forced, sendMessage, cause == PlayerSpawnChangeEvent.Cause.RESET ?
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+ com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.PLAYER_RESPAWN : com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.valueOf(cause.name()));
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+ }
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+ public boolean setRespawnPosition(ResourceKey<Level> dimension, @Nullable BlockPos pos, float angle, boolean forced, boolean sendMessage, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause cause) {
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+ Location spawnLoc = null;
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+ boolean willNotify = false;
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+ if (pos != null) {
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+ boolean flag2 = pos.equals(this.respawnPosition) && dimension.equals(this.respawnDimension);
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+ spawnLoc = io.papermc.paper.util.MCUtil.toLocation(this.getServer().getLevel(dimension), pos);
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+ spawnLoc.setYaw(angle);
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+ willNotify = sendMessage && !flag2;
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+ }
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+
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+ PlayerSpawnChangeEvent dumbEvent = new PlayerSpawnChangeEvent(this.getBukkitEntity(), spawnLoc, forced,
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+ cause == com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.PLAYER_RESPAWN ? PlayerSpawnChangeEvent.Cause.RESET : PlayerSpawnChangeEvent.Cause.valueOf(cause.name()));
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+ dumbEvent.callEvent();
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+
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+ com.destroystokyo.paper.event.player.PlayerSetSpawnEvent event = new com.destroystokyo.paper.event.player.PlayerSetSpawnEvent(this.getBukkitEntity(), cause, dumbEvent.getNewSpawn(), dumbEvent.isForced(), willNotify, willNotify ? net.kyori.adventure.text.Component.translatable("block.minecraft.set_spawn") : null);
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+ event.setCancelled(dumbEvent.isCancelled());
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+ if (!event.callEvent()) {
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+ return false;
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}
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- // CraftBukkit end
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- if (blockposition != null) {
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- boolean flag2 = blockposition.equals(this.respawnPosition) && resourcekey.equals(this.respawnDimension);
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+ if (event.getLocation() != null) {
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+ dimension = event.getLocation().getWorld() != null ? ((CraftWorld) event.getLocation().getWorld()).getHandle().dimension() : dimension;
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+ pos = io.papermc.paper.util.MCUtil.toBlockPosition(event.getLocation());
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+ angle = event.getLocation().getYaw();
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+ forced = event.isForced();
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+ // Paper end - Add PlayerSetSpawnEvent
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- if (flag1 && !flag2) {
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- this.sendSystemMessage(Component.translatable("block.minecraft.set_spawn"));
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+ if (event.willNotifyPlayer() && event.getNotification() != null) { // Paper - Add PlayerSetSpawnEvent
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+ this.sendSystemMessage(PaperAdventure.asVanilla(event.getNotification())); // Paper - Add PlayerSetSpawnEvent
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}
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- this.respawnPosition = blockposition;
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- this.respawnDimension = resourcekey;
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- this.respawnAngle = f;
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- this.respawnForced = flag;
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+ this.respawnPosition = pos;
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+ this.respawnDimension = dimension;
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+ this.respawnAngle = angle;
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+ this.respawnForced = forced;
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} else {
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this.respawnPosition = null;
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this.respawnDimension = Level.OVERWORLD;
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@@ -2307,6 +2313,7 @@ public class ServerPlayer extends Player {
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this.respawnForced = false;
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}
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+ return true; // Paper - Add PlayerSetSpawnEvent
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}
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public SectionPos getLastSectionPos() {
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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 57e7ce227666a2e273c9e61a102152efd2c0ebd9..7cd6d91fe154d29ec0b0fc0a5a50713bbc2c1c83 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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@@ -871,7 +871,7 @@ public abstract class PlayerList {
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location = CraftLocation.toBukkit(vec3d, worldserver1.getWorld(), f1, 0.0F);
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} else if (blockposition != null) {
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entityplayer1.connection.send(new ClientboundGameEventPacket(ClientboundGameEventPacket.NO_RESPAWN_BLOCK_AVAILABLE, 0.0F));
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- entityplayer1.setRespawnPosition(null, null, 0f, false, false, PlayerSpawnChangeEvent.Cause.RESET); // CraftBukkit - SPIGOT-5988: Clear respawn location when obstructed
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+ entityplayer1.setRespawnPosition(null, null, 0f, false, false, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.PLAYER_RESPAWN); // CraftBukkit - SPIGOT-5988: Clear respawn location when obstructed // Paper - Add PlayerSetSpawnEvent
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}
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}
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diff --git a/src/main/java/net/minecraft/world/level/block/RespawnAnchorBlock.java b/src/main/java/net/minecraft/world/level/block/RespawnAnchorBlock.java
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index ecaa7f0b2bf795f16187f11fa27f6d5d435ccbfe..acd5ec218b8d4c096f44ae2eec1379eeaf30ddc5 100644
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--- a/src/main/java/net/minecraft/world/level/block/RespawnAnchorBlock.java
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+++ b/src/main/java/net/minecraft/world/level/block/RespawnAnchorBlock.java
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@@ -87,9 +87,14 @@ public class RespawnAnchorBlock extends Block {
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ServerPlayer entityplayer = (ServerPlayer) player;
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if (entityplayer.getRespawnDimension() != world.dimension() || !pos.equals(entityplayer.getRespawnPosition())) {
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- entityplayer.setRespawnPosition(world.dimension(), pos, 0.0F, false, true, org.bukkit.event.player.PlayerSpawnChangeEvent.Cause.RESPAWN_ANCHOR); // CraftBukkit
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+ if (entityplayer.setRespawnPosition(world.dimension(), pos, 0.0F, false, true, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.RESPAWN_ANCHOR)) { // Paper - Add PlayerSetSpawnEvent
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world.playSound((Player) null, (double) pos.getX() + 0.5D, (double) pos.getY() + 0.5D, (double) pos.getZ() + 0.5D, SoundEvents.RESPAWN_ANCHOR_SET_SPAWN, SoundSource.BLOCKS, 1.0F, 1.0F);
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return InteractionResult.SUCCESS;
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+ // Paper start - Add PlayerSetSpawnEvent
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+ } else {
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+ return InteractionResult.FAIL;
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+ }
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+ // Paper end - Add PlayerSetSpawnEvent
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}
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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 bc6c973ca53e1fa0275875296a2f2da6a004825e..3c0be3eb7eb79fd2e62845d516f5d9a3c0f8403f 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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@@ -1321,9 +1321,9 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
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@Override
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public void setRespawnLocation(Location location, boolean override) {
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if (location == null) {
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- this.getHandle().setRespawnPosition(null, null, 0.0F, override, false, PlayerSpawnChangeEvent.Cause.PLUGIN);
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+ this.getHandle().setRespawnPosition(null, null, 0.0F, override, false, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.PLUGIN); // Paper - Add PlayerSetSpawnEvent
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} else {
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- this.getHandle().setRespawnPosition(((CraftWorld) location.getWorld()).getHandle().dimension(), CraftLocation.toBlockPosition(location), location.getYaw(), override, false, PlayerSpawnChangeEvent.Cause.PLUGIN);
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+ this.getHandle().setRespawnPosition(((CraftWorld) location.getWorld()).getHandle().dimension(), CraftLocation.toBlockPosition(location), location.getYaw(), override, false, com.destroystokyo.paper.event.player.PlayerSetSpawnEvent.Cause.PLUGIN); // Paper - Add PlayerSetSpawnEvent
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}
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}
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