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50 lines
1.9 KiB
Java
50 lines
1.9 KiB
Java
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/*
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* WorldEdit, a Minecraft world manipulation toolkit
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* Copyright (C) sk89q <http://www.sk89q.com>
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* Copyright (C) WorldEdit team and contributors
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
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* for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.sk89q.worldedit.command.util;
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import com.google.common.collect.ImmutableSet;
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import com.google.inject.Key;
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import com.sk89q.worldedit.extension.platform.Actor;
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import org.enginehub.piston.Command;
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import org.enginehub.piston.gen.CommandConditionGenerator;
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import org.enginehub.piston.util.NonnullByDefault;
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import java.lang.reflect.Method;
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import java.util.Set;
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import static com.google.common.base.Preconditions.checkNotNull;
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@NonnullByDefault
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public class CommandPermissionsConditionGenerator implements CommandConditionGenerator {
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private static final Key<Actor> ACTOR_KEY = Key.get(Actor.class);
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@Override
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public Command.Condition generateCondition(Method commandMethod) {
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CommandPermissions annotation = commandMethod.getAnnotation(CommandPermissions.class);
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checkNotNull(annotation, "Annotation is missing from commandMethod");
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Set<String> permissions = ImmutableSet.copyOf(annotation.value());
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return p -> {
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Actor actor = p.injectedValue(ACTOR_KEY);
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return permissions.stream().anyMatch(actor::hasPermission);
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};
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}
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}
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