From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sat, 15 May 2021 10:04:43 -0700
Subject: [PATCH] additions to PlayerGameModeChangeEvent
diff --git a/src/main/java/net/minecraft/server/commands/DefaultGameModeCommands.java b/src/main/java/net/minecraft/server/commands/DefaultGameModeCommands.java
index d25a27f3a6775ca86092ea8bdeab4abdd8909d35..7d9ec435f3821f95d3bed893c4e46d5a2531cd58 100644
--- a/src/main/java/net/minecraft/server/commands/DefaultGameModeCommands.java
+++ b/src/main/java/net/minecraft/server/commands/DefaultGameModeCommands.java
@@ -31,9 +31,13 @@ public class DefaultGameModeCommands {
GameType gameType = minecraftServer.getForcedGameType();
if (gameType != null) {
for(ServerPlayer serverPlayer : minecraftServer.getPlayerList().getPlayers()) {
- if (serverPlayer.setGameMode(gameType)) {
- ++i;
+ // Paper start - extend PlayerGameModeChangeEvent
+ org.bukkit.event.player.PlayerGameModeChangeEvent event = serverPlayer.setGameMode(gameType, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.DEFAULT_GAMEMODE, net.kyori.adventure.text.Component.empty());
+ if (event != null && event.isCancelled()) {
+ source.sendSuccess(io.papermc.paper.adventure.PaperAdventure.asVanilla(event.cancelMessage()), false);
}
+ // Paper end
+ ++i;
}
}
diff --git a/src/main/java/net/minecraft/server/commands/GameModeCommand.java b/src/main/java/net/minecraft/server/commands/GameModeCommand.java
index d75f78d2e3fb1376e8f6a8668c98a04a693c99e1..79f6089b934124c3309c6bee2e48b36b937252e0 100644
--- a/src/main/java/net/minecraft/server/commands/GameModeCommand.java
+++ b/src/main/java/net/minecraft/server/commands/GameModeCommand.java
@@ -52,9 +52,14 @@ public class GameModeCommand {
int i = 0;
for(ServerPlayer serverPlayer : targets) {
- if (serverPlayer.setGameMode(gameMode)) {
+ // Paper start - extend PlayerGameModeChangeEvent
+ org.bukkit.event.player.PlayerGameModeChangeEvent event = serverPlayer.setGameMode(gameMode, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.COMMAND, net.kyori.adventure.text.Component.empty());
+ if (event != null && !event.isCancelled()) {
logGamemodeChange(context.getSource(), serverPlayer, gameMode);
++i;
+ } else if (event != null && event.cancelMessage() != null) {
+ context.getSource().sendSuccess(io.papermc.paper.adventure.PaperAdventure.asVanilla(event.cancelMessage()), true);
+ // Paper end
}
}
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 57e2a6af2bc9e08797e3d06262d4af4bd156f34b..5d3269c6912a23aef26d5b155c04c2cd567cefba 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -1784,8 +1784,15 @@ public class ServerPlayer extends Player {
}
public boolean setGameMode(GameType gameMode) {
- if (!this.gameMode.changeGameModeForPlayer(gameMode)) {
- return false;
+ // Paper start - Add cause and nullable message to event
+ PlayerGameModeChangeEvent event = this.setGameMode(gameMode, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.UNKNOWN, null);
+ return event == null ? false : event.isCancelled();
+ }
+ public PlayerGameModeChangeEvent setGameMode(GameType gameMode, PlayerGameModeChangeEvent.Cause cause, net.kyori.adventure.text.Component message) {
+ PlayerGameModeChangeEvent event = this.gameMode.changeGameModeForPlayer(gameMode, cause, message);
+ if (event == null || event.isCancelled()) {
+ // Paper end
+ return null;
} else {
this.connection.send(new ClientboundGameEventPacket(ClientboundGameEventPacket.CHANGE_GAME_MODE, (float) gameMode.getId()));
if (gameMode == GameType.SPECTATOR) {
@@ -1797,7 +1804,7 @@ public class ServerPlayer extends Player {
this.onUpdateAbilities();
this.updateEffectVisibility();
- return true;
+ return event; // Paper
}
}
@@ -2179,6 +2186,14 @@ public class ServerPlayer extends Player {
}
public void loadGameTypes(@Nullable CompoundTag nbt) {
+ if (this.server.getForcedGameType() != null && this.server.getForcedGameType() != ServerPlayer.readPlayerMode(nbt, "playerGameType")) {
+ if (new PlayerGameModeChangeEvent(this.getBukkitEntity(), GameMode.getByValue(this.server.getDefaultGameType().getId()), org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.DEFAULT_GAMEMODE, null).callEvent()) {
+ this.gameMode.setGameModeForPlayer(this.server.getForcedGameType(), GameType.DEFAULT_MODE);
+ } else {
+ this.gameMode.setGameModeForPlayer(ServerPlayer.readPlayerMode(nbt,"playerGameType"), ServerPlayer.readPlayerMode(nbt, "previousPlayerGameType"));
+ }
+ return;
+ }
this.gameMode.setGameModeForPlayer(this.calculateGameModeForNewPlayer(ServerPlayer.readPlayerMode(nbt, "playerGameType")), ServerPlayer.readPlayerMode(nbt, "previousPlayerGameType"));
}
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
index b096384cdc7596166e010e06272534b8001693c9..4b756c0a4b607faa03b00ab81761335be63c39eb 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
@@ -74,18 +74,24 @@ public class ServerPlayerGameMode {
}
public boolean changeGameModeForPlayer(GameType gameMode) {
+ // Paper end
+ PlayerGameModeChangeEvent event = this.changeGameModeForPlayer(gameMode, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.UNKNOWN, null);
+ return event == null ? false : event.isCancelled();
+ }
+ public PlayerGameModeChangeEvent changeGameModeForPlayer(GameType gameMode, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause cause, net.kyori.adventure.text.Component component) {
+ // Paper end
if (gameMode == this.gameModeForPlayer) {
- return false;
+ return null; // Paper
} else {
// CraftBukkit start
PlayerGameModeChangeEvent event = new PlayerGameModeChangeEvent(this.player.getBukkitEntity(), GameMode.getByValue(gameMode.getId()));
this.level.getCraftServer().getPluginManager().callEvent(event);
if (event.isCancelled()) {
- return false;
+ return event; // Paper
}
// CraftBukkit end
this.setGameModeForPlayer(gameMode, this.gameModeForPlayer);
- return true;
+ return event; // Paper
}
}
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 0b2cb820b912ddb6366f7ffb79c71047d03f2001..52294f5cfce86faf301c835bf1a9c2a5f4f5d721 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2470,7 +2470,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
this.player = this.server.getPlayerList().respawn(this.player, false);
if (this.server.isHardcore()) {
- this.player.setGameMode(GameType.SPECTATOR);
+ this.player.setGameMode(GameType.SPECTATOR, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.HARDCORE_DEATH, null); // Paper
((GameRules.BooleanValue) this.player.getLevel().getGameRules().getRule(GameRules.RULE_SPECTATORSGENERATECHUNKS)).set(false, this.server);
}
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index e5a2fcd390ab5b41d7e482d486cef42a9eef94f5..6e3bebdb7667bfd39c608412b55f7ec7732e1f7d 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1249,7 +1249,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
throw new IllegalArgumentException("Mode cannot be null");
}
- this.getHandle().setGameMode(GameType.byId(mode.getValue()));
+ this.getHandle().setGameMode(GameType.byId(mode.getValue()), org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.PLUGIN, null); // Paper
}
@Override