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Fabric offline permission check event (#3504)

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Drex 2022-10-16 15:50:23 +02:00 committed by GitHub
parent e35f46798b
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1 changed files with 36 additions and 10 deletions
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46
fabric/src/main/java/me/lucko/luckperms/fabric/listeners/FabricPermissionsApiListener.java
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@ -25,10 +25,13 @@
package me.lucko.luckperms.fabric.listeners;
import me.lucko.fabric.api.permissions.v0.OfflinePermissionCheckEvent;
import me.lucko.fabric.api.permissions.v0.OptionRequestEvent;
import me.lucko.fabric.api.permissions.v0.PermissionCheckEvent;
import me.lucko.luckperms.common.cacheddata.result.StringResult;
import me.lucko.luckperms.common.cacheddata.result.TristateResult;
import me.lucko.luckperms.common.cacheddata.type.PermissionCache;
import me.lucko.luckperms.common.model.User;
import me.lucko.luckperms.common.query.QueryOptionsImpl;
import me.lucko.luckperms.common.verbose.VerboseCheckTarget;
import me.lucko.luckperms.common.verbose.event.CheckOrigin;
@ -36,6 +39,7 @@ import me.lucko.luckperms.fabric.LPFabricPlugin;
import me.lucko.luckperms.fabric.model.MixinUser;
import net.fabricmc.fabric.api.util.TriState;
import net.luckperms.api.util.Tristate;
import net.minecraft.command.CommandSource;
import net.minecraft.entity.Entity;
import net.minecraft.server.command.ServerCommandSource;
@ -44,6 +48,8 @@ import net.minecraft.server.network.ServerPlayerEntity;
import org.checkerframework.checker.nullness.qual.NonNull;
import java.util.Optional;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
/**
* Listener to route permission checks made via fabric-permissions-api to LuckPerms.
@ -58,6 +64,7 @@ public class FabricPermissionsApiListener {
public void registerListeners() {
PermissionCheckEvent.EVENT.register(this::onPermissionCheck);
OptionRequestEvent.EVENT.register(this::onOptionRequest);
OfflinePermissionCheckEvent.EVENT.register(this::onOfflinePermissionCheck);
}
private @NonNull TriState onPermissionCheck(CommandSource source, String permission) {
@ -80,17 +87,23 @@ public class FabricPermissionsApiListener {
return otherGetOption(source, key);
}
private TriState playerPermissionCheck(ServerPlayerEntity player, String permission) {
switch (((MixinUser) player).hasPermission(permission)) {
case TRUE:
return TriState.TRUE;
case FALSE:
return TriState.FALSE;
case UNDEFINED:
return TriState.DEFAULT;
default:
throw new AssertionError();
private @NonNull CompletableFuture<TriState> onOfflinePermissionCheck(UUID uuid, String permission) {
return lookupUser(uuid).thenApplyAsync(user -> {
PermissionCache permissionData = user.getCachedData().getPermissionData();
return fabricTristate(permissionData.checkPermission(permission, CheckOrigin.PLATFORM_API_HAS_PERMISSION).result());
});
}
public CompletableFuture<User> lookupUser(UUID uuid) {
User user = this.plugin.getUserManager().getIfLoaded(uuid);
if (user != null) {
return CompletableFuture.completedFuture(user);
}
return this.plugin.getStorage().loadUser(uuid, null);
}
private TriState playerPermissionCheck(ServerPlayerEntity player, String permission) {
return fabricTristate(((MixinUser) player).hasPermission(permission));
}
private TriState otherPermissionCheck(CommandSource source, String permission) {
@ -120,4 +133,17 @@ public class FabricPermissionsApiListener {
return Optional.empty();
}
private static TriState fabricTristate(Tristate tristate) {
switch (tristate) {
case TRUE:
return TriState.TRUE;
case FALSE:
return TriState.FALSE;
case UNDEFINED:
return TriState.DEFAULT;
default:
throw new AssertionError();
}
}
}