From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Owen1212055 <23108066+Owen1212055@users.noreply.github.com>
Date: Sun, 5 Sep 2021 12:15:59 -0400
Subject: [PATCH] More Teleport API
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index e2197e11f8ec49495802f7d265709d716bc0524c..ad6ae4a8c9e5af5f75d796add202bd8b2dec701a 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -1735,11 +1735,17 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
return false; // CraftBukkit - Return event status
}
- PlayerTeleportEvent event = new PlayerTeleportEvent(player, from.clone(), to.clone(), cause);
+ // Paper start - Teleport API
+ Set<io.papermc.paper.entity.RelativeTeleportFlag> relativeFlags = java.util.EnumSet.noneOf(io.papermc.paper.entity.RelativeTeleportFlag.class);
+ for (net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument relativeArgument : set) {
+ relativeFlags.add(org.bukkit.craftbukkit.entity.CraftPlayer.toApiRelativeFlag(relativeArgument));
+ }
+ PlayerTeleportEvent event = new PlayerTeleportEvent(player, from.clone(), to.clone(), cause, flag, java.util.Set.copyOf(relativeFlags));
+ // Paper end
this.cserver.getPluginManager().callEvent(event);
if (event.isCancelled() || !to.equals(event.getTo())) {
- set.clear(); // Can't relative teleport
+ //set.clear(); // Can't relative teleport // Paper - Teleport API: Now you can!
to = event.isCancelled() ? event.getFrom() : event.getTo();
d0 = to.getX();
d1 = to.getY();
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
index 2a6c67634c31c332102d24bef293da1bacd0c000..b80cc0938b2b3928f4450f1314a9fbd7ea9c116b 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -571,15 +571,33 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
@Override
public boolean teleport(Location location, TeleportCause cause) {
+ // Paper start - Teleport passenger API
+ return teleport(location, cause, false);
+ }
+
+ @Override
+ public boolean teleport(Location location, TeleportCause cause, boolean ignorePassengers, boolean dismount) {
+ // Paper end
Preconditions.checkArgument(location != null, "location cannot be null");
location.checkFinite();
+ // Paper start - Teleport passenger API
+ // Don't allow teleporting between worlds while keeping passengers
+ if (ignorePassengers && this.entity.isVehicle() && location.getWorld() != this.getWorld()) {
+ return false;
+ }
+
+ // Don't allow to teleport between worlds if remaining on vehicle
+ if (!dismount && this.entity.isPassenger() && location.getWorld() != this.getWorld()) {
+ return false;
+ }
+ // Paper end
- if (this.entity.isVehicle() || this.entity.isRemoved()) {
+ if ((!ignorePassengers && this.entity.isVehicle()) || this.entity.isRemoved()) { // Paper - Teleport passenger API
return false;
}
// If this entity is riding another entity, we must dismount before teleporting.
- this.entity.stopRiding();
+ if (dismount) this.entity.stopRiding(); // Paper - Teleport passenger API
// Let the server handle cross world teleports
if (location.getWorld() != null && !location.getWorld().equals(this.getWorld())) {
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 77339926519057b1c878761780ff2d6621f5ccb7..6f0ffd1895a9c392b643f3595e709ec3706c39b4 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1135,7 +1135,15 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
@Override
public void setRotation(float yaw, float pitch) {
- throw new UnsupportedOperationException("Cannot set rotation of players. Consider teleporting instead.");
+ // Paper start - Teleport API
+ Location targetLocation = this.getEyeLocation();
+ targetLocation.setYaw(yaw);
+ targetLocation.setPitch(pitch);
+
+ org.bukkit.util.Vector direction = targetLocation.getDirection();
+ targetLocation.add(direction);
+ this.lookAt(targetLocation, io.papermc.paper.entity.LookAnchor.EYES);
+ // Paper end
}
// Paper start - Chunk priority
@@ -1150,8 +1158,79 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
@Override
public boolean teleport(Location location, PlayerTeleportEvent.TeleportCause cause) {
+ // Paper start - Teleport API
+ return this.teleport(location, cause, false);
+ }
+
+ @Override
+ public boolean teleport(Location location, PlayerTeleportEvent.TeleportCause cause, boolean ignorePassengers, boolean dismount) {
+ return this.teleport(location, cause, ignorePassengers, dismount, new io.papermc.paper.entity.RelativeTeleportFlag[0]);
+ }
+
+ @Override
+ public void lookAt(@NotNull org.bukkit.entity.Entity entity, @NotNull io.papermc.paper.entity.LookAnchor playerAnchor, @NotNull io.papermc.paper.entity.LookAnchor entityAnchor) {
+ this.getHandle().lookAt(toNmsAnchor(playerAnchor), ((CraftEntity) entity).getHandle(), toNmsAnchor(entityAnchor));
+ }
+
+ @Override
+ public void lookAt(double x, double y, double z, @NotNull io.papermc.paper.entity.LookAnchor playerAnchor) {
+ this.getHandle().lookAt(toNmsAnchor(playerAnchor), new Vec3(x, y, z));
+ }
+
+ public static net.minecraft.commands.arguments.EntityAnchorArgument.Anchor toNmsAnchor(io.papermc.paper.entity.LookAnchor nmsAnchor) {
+ return switch (nmsAnchor) {
+ case EYES -> net.minecraft.commands.arguments.EntityAnchorArgument.Anchor.EYES;
+ case FEET -> net.minecraft.commands.arguments.EntityAnchorArgument.Anchor.FEET;
+ };
+ }
+
+ public static io.papermc.paper.entity.LookAnchor toApiAnchor(net.minecraft.commands.arguments.EntityAnchorArgument.Anchor playerAnchor) {
+ return switch (playerAnchor) {
+ case EYES -> io.papermc.paper.entity.LookAnchor.EYES;
+ case FEET -> io.papermc.paper.entity.LookAnchor.FEET;
+ };
+ }
+
+ public static net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument toNmsRelativeFlag(io.papermc.paper.entity.RelativeTeleportFlag apiFlag) {
+ return switch (apiFlag) {
+ case X -> net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument.X;
+ case Y -> net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument.Y;
+ case Z -> net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument.Z;
+ case PITCH -> net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument.X_ROT;
+ case YAW -> net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument.Y_ROT;
+ };
+ }
+
+ public static io.papermc.paper.entity.RelativeTeleportFlag toApiRelativeFlag(net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument nmsFlag) {
+ return switch (nmsFlag) {
+ case X -> io.papermc.paper.entity.RelativeTeleportFlag.X;
+ case Y -> io.papermc.paper.entity.RelativeTeleportFlag.Y;
+ case Z -> io.papermc.paper.entity.RelativeTeleportFlag.Z;
+ case X_ROT -> io.papermc.paper.entity.RelativeTeleportFlag.PITCH;
+ case Y_ROT -> io.papermc.paper.entity.RelativeTeleportFlag.YAW;
+ };
+ }
+
+ @Override
+ public boolean teleport(Location location, org.bukkit.event.player.PlayerTeleportEvent.TeleportCause cause, boolean ignorePassengers, boolean dismount, io.papermc.paper.entity.RelativeTeleportFlag... flags) {
+ var relativeArguments = java.util.EnumSet.noneOf(net.minecraft.network.protocol.game.ClientboundPlayerPositionPacket.RelativeArgument.class);
+ for (io.papermc.paper.entity.RelativeTeleportFlag flag : flags) {
+ relativeArguments.add(toNmsRelativeFlag(flag));
+ }
+ // Paper end - Teleport API
Preconditions.checkArgument(location != null, "location");
Preconditions.checkArgument(location.getWorld() != null, "location.world");
+ // Paper start - Teleport passenger API
+ // Don't allow teleporting between worlds while keeping passengers
+ if (ignorePassengers && entity.isVehicle() && location.getWorld() != this.getWorld()) {
+ return false;
+ }
+
+ // Don't allow to teleport between worlds if remaining on vehicle
+ if (!dismount && entity.isPassenger() && location.getWorld() != this.getWorld()) {
+ return false;
+ }
+ // Paper end
location.checkFinite();
ServerPlayer entity = this.getHandle();
@@ -1164,7 +1243,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
return false;
}
- if (entity.isVehicle()) {
+ if (entity.isVehicle() && !ignorePassengers) { // Paper - Teleport API
return false;
}
@@ -1182,7 +1261,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
}
// If this player is riding another entity, we must dismount before teleporting.
- entity.stopRiding();
+ if (dismount) entity.stopRiding(); // Paper - Teleport API
// SPIGOT-5509: Wakeup, similar to riding
if (this.isSleeping()) {
@@ -1204,7 +1283,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
// Check if the fromWorld and toWorld are the same.
if (fromWorld == toWorld) {
- entity.connection.teleport(to);
+ entity.connection.internalTeleport(to.getX(), to.getY(), to.getZ(), to.getYaw(), to.getPitch(), relativeArguments, dismount); // Paper - Teleport API
} else {
server.getHandle().respawn(entity, toWorld, true, to, !toWorld.paperConfig().environment.disableTeleportationSuffocationCheck); // Paper
}