com.plotsquared.bukkit.permissions.BukkitPermissionHandler Maven / Gradle / Ivy

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/*
 * PlotSquared, a land and world management plugin for Minecraft.
 * Copyright (C) IntellectualSites 
 * Copyright (C) IntellectualSites team and contributors
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */
package com.plotsquared.bukkit.permissions;

import com.plotsquared.bukkit.player.BukkitPlayer;
import com.plotsquared.core.permissions.ConsolePermissionProfile;
import com.plotsquared.core.permissions.PermissionHandler;
import com.plotsquared.core.permissions.PermissionProfile;
import com.plotsquared.core.player.ConsolePlayer;
import com.plotsquared.core.player.OfflinePlotPlayer;
import com.plotsquared.core.player.PlotPlayer;
import org.bukkit.entity.Player;
import org.checkerframework.checker.nullness.qual.NonNull;
import org.checkerframework.checker.nullness.qual.Nullable;

import java.lang.ref.WeakReference;
import java.util.EnumSet;
import java.util.Optional;
import java.util.Set;

public class BukkitPermissionHandler implements PermissionHandler {

    @Override
    public void initialize() {
    }

    @NonNull
    @Override
    public Optional getPermissionProfile(
            @NonNull PlotPlayer playerPlotPlayer
    ) {
        if (playerPlotPlayer instanceof final BukkitPlayer bukkitPlayer) {
            return Optional.of(new BukkitPermissionProfile(bukkitPlayer.getPlatformPlayer()));
        } else if (playerPlotPlayer instanceof ConsolePlayer) {
            return Optional.of(ConsolePermissionProfile.INSTANCE);
        }
        return Optional.empty();
    }

    @NonNull
    @Override
    public Optional getPermissionProfile(
            @NonNull OfflinePlotPlayer offlinePlotPlayer
    ) {
        return Optional.empty();
    }

    @NonNull
    @Override
    public Set getCapabilities() {
        return EnumSet.of(PermissionHandlerCapability.ONLINE_PERMISSIONS);
    }


    private static final class BukkitPermissionProfile implements PermissionProfile {

        private final WeakReference playerReference;

        private BukkitPermissionProfile(final @NonNull Player player) {
            this.playerReference = new WeakReference<>(player);
        }

        @Override
        public boolean hasPermission(
                final @Nullable String world,
                final @NonNull String permission
        ) {
            final Player player = this.playerReference.get();
            return player != null && player.hasPermission(permission);
        }

        @Override
        public boolean hasKeyedPermission(
                final @Nullable String world,
                final @NonNull String stub,
                final @NonNull String key
        ) {
            final Player player = this.playerReference.get();
            return player != null && (player.hasPermission(stub + "." + key) || player.hasPermission(stub + ".*"));
        }

    }

}