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Fix NPE when non-player entities create new nether portals (#1995) 

* Fix NPE when non-player entities create new nether portals

* Fix flag checking for portal create event

* Use failed load region set

* Clean up
This commit is contained in:
stonar96 2023-04-10 03:25:44 +02:00 committed by GitHub
parent bddfbdd353
commit ca636d20af
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 35 additions and 20 deletions
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55
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardEntityListener.java
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@ -25,13 +25,17 @@ import com.sk89q.worldguard.LocalPlayer;
import com.sk89q.worldguard.WorldGuard;
import com.sk89q.worldguard.bukkit.BukkitWorldConfiguration;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.cause.Cause;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.bukkit.util.InteropUtils;
import com.sk89q.worldguard.config.ConfigurationManager;
import com.sk89q.worldguard.config.WorldConfiguration;
import com.sk89q.worldguard.protection.ApplicableRegionSet;
import com.sk89q.worldguard.protection.FailedLoadRegionSet;
import com.sk89q.worldguard.protection.association.RegionAssociable;
import com.sk89q.worldguard.protection.flags.Flags;
import com.sk89q.worldguard.protection.flags.StateFlag;
import com.sk89q.worldguard.protection.flags.StateFlag.State;
import com.sk89q.worldguard.protection.managers.RegionManager;
import com.sk89q.worldguard.protection.regions.ProtectedCuboidRegion;
import com.sk89q.worldguard.protection.regions.RegionQuery;
@ -653,35 +657,46 @@ public class WorldGuardEntityListener extends AbstractListener {
public void onCreatePortal(PortalCreateEvent event) {
WorldConfiguration wcfg = getWorldConfig(event.getWorld());
if (wcfg.regionNetherPortalProtection
if (wcfg.useRegions && wcfg.regionNetherPortalProtection
&& event.getReason() == PortalCreateEvent.CreateReason.NETHER_PAIR
&& !event.getBlocks().isEmpty()) {
final com.sk89q.worldedit.world.World world = BukkitAdapter.adapt(event.getWorld());
final RegionManager regionManager = WorldGuard.getInstance().getPlatform().getRegionContainer()
.get(world);
if (regionManager == null) return;
LocalPlayer associable = null;
if (event.getEntity() instanceof Player player) {
associable = getPlugin().wrapPlayer(player);
if (WorldGuard.getInstance().getPlatform().getSessionManager().hasBypass(associable, world)) {
final Cause cause = Cause.create(event.getEntity());
LocalPlayer localPlayer = null;
if (cause.getRootCause() instanceof Player player) {
if (wcfg.fakePlayerBuildOverride && InteropUtils.isFakePlayer(player)) {
return;
}
localPlayer = getPlugin().wrapPlayer(player);
if (WorldGuard.getInstance().getPlatform().getSessionManager().hasBypass(localPlayer, world)) {
return;
}
}
BlockVector3 min = null;
BlockVector3 max = null;
for (BlockState block : event.getBlocks()) {
BlockVector3 loc = BlockVector3.at(block.getX(), block.getY(), block.getZ());
min = min == null ? loc : loc.getMinimum(min);
max = max == null ? loc : loc.getMaximum(max);
final RegionManager regionManager = WorldGuard.getInstance().getPlatform().getRegionContainer()
.get(world);
ApplicableRegionSet regions;
if (regionManager == null) {
regions = FailedLoadRegionSet.getInstance();
} else {
BlockVector3 min = null;
BlockVector3 max = null;
for (BlockState block : event.getBlocks()) {
BlockVector3 loc = BlockVector3.at(block.getX(), block.getY(), block.getZ());
min = min == null ? loc : loc.getMinimum(min);
max = max == null ? loc : loc.getMaximum(max);
}
ProtectedCuboidRegion target = new ProtectedCuboidRegion("__portal_check", true, min, max);
regions = regionManager.getApplicableRegions(target);
}
ProtectedCuboidRegion target = new ProtectedCuboidRegion("__portal_check", true, min, max);
final ApplicableRegionSet regions = regionManager.getApplicableRegions(target);
if (!regions.testState(associable, Flags.BUILD, Flags.BLOCK_PLACE)) {
if (associable != null) {
final RegionAssociable associable = createRegionAssociable(cause);
final State buildState = StateFlag.denyToNone(regions.queryState(associable, Flags.BUILD));
if (!StateFlag.test(buildState, regions.queryState(associable, Flags.BLOCK_BREAK))
|| !StateFlag.test(buildState, regions.queryState(associable, Flags.BLOCK_PLACE))) {
if (localPlayer != null && !cause.isIndirect()) {
// NB there is no way to cancel the teleport without PTA (since PlayerPortal doesn't have block info)
// removing PTA was a mistake
String message = regions.queryValue(associable, Flags.DENY_MESSAGE);
RegionProtectionListener.formatAndSendDenyMessage("create portals", associable, message);
String message = regions.queryValue(localPlayer, Flags.DENY_MESSAGE);
RegionProtectionListener.formatAndSendDenyMessage("create portals", localPlayer, message);
}
event.setCancelled(true);
}