PaperMC/patches/api/0296-additions-to-PlayerGameModeChangeEvent.patch
2021-12-31 19:05:42 -08:00

121 lines
4.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sat, 15 May 2021 10:04:50 -0700
Subject: [PATCH] additions to PlayerGameModeChangeEvent
diff --git a/src/main/java/org/bukkit/event/player/PlayerGameModeChangeEvent.java b/src/main/java/org/bukkit/event/player/PlayerGameModeChangeEvent.java
index 4b96e0573c7ce32ad8c41124ee9ecab8359318a5..aee4a8b52c0d4abb655a4778575f0122acf19049 100644
--- a/src/main/java/org/bukkit/event/player/PlayerGameModeChangeEvent.java
+++ b/src/main/java/org/bukkit/event/player/PlayerGameModeChangeEvent.java
@@ -8,15 +8,32 @@ import org.jetbrains.annotations.NotNull;
/**
* Called when the GameMode of the player is changed.
+ * <p>
+ * <b>NOTE:</b> When {@link #getCause()} is {@link Cause#DEFAULT_GAMEMODE},
+ * the Player from {@link #getPlayer()} might not be fully online at
+ * the time this event is fired. Plugins should use {@link Player#isOnline()}
+ * to check before changing player state.
*/
public class PlayerGameModeChangeEvent extends PlayerEvent implements Cancellable {
private static final HandlerList handlers = new HandlerList();
private boolean cancelled;
private final GameMode newGameMode;
+ // Paper start
+ private final Cause cause;
+ private net.kyori.adventure.text.Component cancelMessage;
+ @Deprecated // Paper end
public PlayerGameModeChangeEvent(@NotNull final Player player, @NotNull final GameMode newGameMode) {
+ // Paper start
+ this(player, newGameMode, Cause.UNKNOWN, null);
+ }
+
+ public PlayerGameModeChangeEvent(@NotNull final Player player, @NotNull final GameMode newGameMode, @NotNull Cause cause, @org.jetbrains.annotations.Nullable net.kyori.adventure.text.Component cancelMessage) {
+ // Paper end
super(player);
this.newGameMode = newGameMode;
+ this.cause = cause; // Paper
+ this.cancelMessage = cancelMessage; // Paper
}
@Override
@@ -49,4 +66,77 @@ public class PlayerGameModeChangeEvent extends PlayerEvent implements Cancellabl
public static HandlerList getHandlerList() {
return handlers;
}
+ // Paper start
+ /**
+ * Gets the cause of this gamemode change.
+ *
+ * @return the cause
+ */
+ @NotNull
+ public Cause getCause() {
+ return cause;
+ }
+
+ /**
+ * <b>Only valid if the cause of the gamemode change was directly due to a command.</b>.
+ * Gets the message shown to the command user if the event is cancelled
+ * as a notification that a player's gamemode was not changed.
+ * <p>
+ * This returns {@code null} if the gamemode change was due to a plugin, or a
+ * player joining the game with a gamemode not equal to the server default gamemode
+ * and {@code force-gamemode} is set to true.
+ *
+ * @return the error message shown to the command user, null if not directly caused by a command
+ */
+ @org.jetbrains.annotations.Nullable
+ public net.kyori.adventure.text.Component cancelMessage() {
+ return cancelMessage;
+ }
+
+ /**
+ * Sets the message shown to the command user if the event was cancelled.
+ * <b>The message is only shown to cancelled events that are directly called by a command
+ * not by a plugin or a player joining with the wrong gamemode.</b>
+ *
+ * @param message the error message shown to the command user, null to show no message.
+ */
+ public void cancelMessage(@org.jetbrains.annotations.Nullable net.kyori.adventure.text.Component message) {
+ this.cancelMessage = message;
+ }
+
+ public enum Cause {
+
+ /**
+ * A plugin changed the player's gamemode with
+ * {@link Player#setGameMode(GameMode)}.
+ */
+ PLUGIN,
+
+ /**
+ * The {@code /gamemode} command was used.
+ */
+ COMMAND,
+
+ /**
+ * A player had their gamemode changed as a result of
+ * the {@code /defaultgamemode} command, or they joined
+ * with a gamemode that was not the default gamemode and
+ * {@code force-gamemode} in {@code server.properties} is set to true.
+ */
+ DEFAULT_GAMEMODE,
+
+ /**
+ * When the player dies in a hardcore world and has their gamemode
+ * changed to {@link GameMode#SPECTATOR}.
+ */
+ HARDCORE_DEATH,
+
+ /**
+ * This cause is only used if a plugin fired their own
+ * {@link PlayerGameModeChangeEvent} and did not include a
+ * cause. Can usually be ignored.
+ */
+ UNKNOWN,
+ }
+ // Paper end
}