@Inject(
method = "processPlayer",
at =
@At(
value = "FIELD",
target = "net.minecraft.network.NetHandlerPlayServer.hasMoved:Z",
ordinal = 2),
cancellable = true)
public void proccesPlayerMoved(C03PacketPlayer packetIn, CallbackInfo ci) {
if (packetIn.isMoving() || packetIn.getRotating() && !this.playerEntity.isDead) {
Player player = (Player) this.playerEntity;
Vector3d fromrot = player.getRotation();
// If Sponge used the player's current location, the delta might never be triggered which
// could be exploited
Location from = player.getLocation();
if (this.lastMoveLocation != null) {
from = this.lastMoveLocation;
}
Vector3d torot = new Vector3d(packetIn.getPitch(), packetIn.getYaw(), 0);
Location to =
new Location(
player.getWorld(),
packetIn.getPositionX(),
packetIn.getPositionY(),
packetIn.getPositionZ());
// Minecraft sends a 0, 0, 0 position when rotation only update occurs, this needs to be
// recognized and corrected
boolean rotationOnly = !packetIn.isMoving() && packetIn.getRotating();
if (rotationOnly) {
// Correct the to location so it's not misrepresented to plugins, only when player rotates
// without moving
// In this case it's only a rotation update, which isn't related to the to location
from = player.getLocation();
to = from;
}
// Minecraft does the same with rotation when it's only a positional update
boolean positionOnly = packetIn.isMoving() && !packetIn.getRotating();
if (positionOnly) {
// Correct the new rotation to match the old rotation
torot = fromrot;
}
double deltaSquared = to.getPosition().distanceSquared(from.getPosition());
double deltaAngleSquared = fromrot.distanceSquared(torot);
// These magic numbers are sad but help prevent excessive lag from this event.
// eventually it would be nice to not have them
if (deltaSquared > ((1f / 16) * (1f / 16)) || deltaAngleSquared > (.15f * .15f)) {
PlayerMoveEvent event =
SpongeEventFactory.createPlayerMove(Sponge.getGame(), player, from, to, torot);
Sponge.getGame().getEventManager().post(event);
if (event.isCancelled()) {
player.setLocationAndRotation(from, fromrot);
this.lastMoveLocation = from;
ci.cancel();
} else if (!event.getNewLocation().equals(to)) {
player.setLocationAndRotation(event.getNewLocation(), event.getRotation());
this.lastMoveLocation = event.getNewLocation();
ci.cancel();
} else if (!from.equals(player.getLocation()) && this.justTeleported) {
this.lastMoveLocation = player.getLocation();
// Prevent teleports during the move event from causing odd behaviors
this.justTeleported = false;
ci.cancel();
} else {
this.lastMoveLocation = event.getNewLocation();
}
}
}
}
@Subscribe
public void onMove(PlayerMoveEvent event) {
org.spongepowered.api.world.Location from = event.getOldLocation();
org.spongepowered.api.world.Location to = event.getNewLocation();
int x2;
if (getInt(from.getX()) != (x2 = getInt(to.getX()))) {
Player player = event.getUser();
PlotPlayer pp = SpongeUtil.getPlayer(player);
Extent extent = to.getExtent();
if (!(extent instanceof World)) {
pp.deleteMeta("location");
return;
}
pp.setMeta("location", SpongeUtil.getLocation(player));
World world = (World) extent;
String worldname = ((World) extent).getName();
PlotWorld plotworld = PS.get().getPlotWorld(worldname);
if (plotworld == null) {
return;
}
PlotManager plotManager = PS.get().getPlotManager(worldname);
PlotId id = plotManager.getPlotId(plotworld, x2, 0, getInt(to.getZ()));
Plot lastPlot = (Plot) pp.getMeta("lastplot");
if (id == null) {
if (lastPlot == null) {
return;
}
if (!PlotListener.plotExit(pp, lastPlot)) {
MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_EXIT_DENIED);
if (lastPlot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
event.setNewLocation(from);
} else {
event.setNewLocation(world.getSpawnLocation());
}
return;
}
} else if (lastPlot != null && id.equals(lastPlot.id)) {
return;
} else {
Plot plot = MainUtil.getPlot(worldname, id);
if (!PlotListener.plotEntry(pp, plot)) {
MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_ENTRY_DENIED);
if (!plot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
event.setNewLocation(from);
} else {
event.setNewLocation(world.getSpawnLocation());
}
return;
}
}
Integer border = MainUtil.worldBorder.get(worldname);
if (border != null) {
if (x2 > border) {
Vector3d pos = to.getPosition();
to = to.setPosition(new Vector3d(border - 4, pos.getY(), pos.getZ()));
event.setNewLocation(to);
MainUtil.sendMessage(pp, C.BORDER);
} else if (x2 < -border) {
Vector3d pos = to.getPosition();
to = to.setPosition(new Vector3d(-border + 4, pos.getY(), pos.getZ()));
event.setNewLocation(to);
MainUtil.sendMessage(pp, C.BORDER);
}
}
return;
}
int z2;
if (getInt(from.getZ()) != (z2 = getInt(to.getZ()))) {
Player player = event.getUser();
PlotPlayer pp = SpongeUtil.getPlayer(player);
Extent extent = to.getExtent();
if (!(extent instanceof World)) {
pp.deleteMeta("location");
return;
}
pp.setMeta("location", SpongeUtil.getLocation(player));
World world = (World) extent;
String worldname = ((World) extent).getName();
PlotWorld plotworld = PS.get().getPlotWorld(worldname);
if (plotworld == null) {
return;
}
PlotManager plotManager = PS.get().getPlotManager(worldname);
PlotId id = plotManager.getPlotId(plotworld, x2, 0, z2);
Plot lastPlot = (Plot) pp.getMeta("lastplot");
if (id == null) {
if (lastPlot == null) {
return;
}
if (!PlotListener.plotExit(pp, lastPlot)) {
MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_EXIT_DENIED);
if (lastPlot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
event.setNewLocation(from);
} else {
event.setNewLocation(world.getSpawnLocation());
}
return;
}
} else if (lastPlot != null && id.equals(lastPlot.id)) {
return;
} else {
Plot plot = MainUtil.getPlot(worldname, id);
if (!PlotListener.plotEntry(pp, plot)) {
MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_ENTRY_DENIED);
if (!plot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
event.setNewLocation(from);
} else {
event.setNewLocation(world.getSpawnLocation());
}
return;
}
}
Integer border = MainUtil.worldBorder.get(worldname);
if (border != null) {
if (z2 > border) {
Vector3d pos = to.getPosition();
to = to.setPosition(new Vector3d(pos.getX(), pos.getY(), border - 4));
event.setNewLocation(to);
MainUtil.sendMessage(pp, C.BORDER);
} else if (z2 < -border) {
Vector3d pos = to.getPosition();
to = to.setPosition(new Vector3d(pos.getX(), pos.getY(), -border + 4));
event.setNewLocation(to);
MainUtil.sendMessage(pp, C.BORDER);
}
}
}
}