001/*
002 * PlotSquared, a land and world management plugin for Minecraft.
003 * Copyright (C) IntellectualSites <https://intellectualsites.com>
004 * Copyright (C) IntellectualSites team and contributors
005 *
006 * This program is free software: you can redistribute it and/or modify
007 * it under the terms of the GNU General Public License as published by
008 * the Free Software Foundation, either version 3 of the License, or
009 * (at your option) any later version.
010 *
011 * This program is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
014 * GNU General Public License for more details.
015 *
016 * You should have received a copy of the GNU General Public License
017 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
018 */
019package com.plotsquared.core.command;
020
021import com.google.inject.Inject;
022import com.plotsquared.core.PlotSquared;
023import com.plotsquared.core.configuration.Settings;
024import com.plotsquared.core.configuration.caption.TranslatableCaption;
025import com.plotsquared.core.events.PlotChangeOwnerEvent;
026import com.plotsquared.core.events.PlotUnlinkEvent;
027import com.plotsquared.core.events.Result;
028import com.plotsquared.core.permissions.Permission;
029import com.plotsquared.core.player.MetaDataAccess;
030import com.plotsquared.core.player.PlayerMetaDataKeys;
031import com.plotsquared.core.player.PlotPlayer;
032import com.plotsquared.core.plot.Plot;
033import com.plotsquared.core.util.EventDispatcher;
034import com.plotsquared.core.util.PlayerManager;
035import com.plotsquared.core.util.TabCompletions;
036import com.plotsquared.core.util.task.TaskManager;
037import net.kyori.adventure.text.Component;
038import net.kyori.adventure.text.minimessage.tag.Tag;
039import net.kyori.adventure.text.minimessage.tag.resolver.TagResolver;
040import org.checkerframework.checker.nullness.qual.NonNull;
041import org.checkerframework.checker.nullness.qual.Nullable;
042
043import java.util.Collection;
044import java.util.Collections;
045import java.util.Set;
046import java.util.UUID;
047import java.util.function.Consumer;
048
049@CommandDeclaration(command = "setowner",
050        permission = "plots.admin.command.setowner",
051        usage = "/plot setowner <player>",
052        aliases = {"owner", "so", "seto"},
053        category = CommandCategory.CLAIMING,
054        requiredType = RequiredType.NONE,
055        confirmation = true)
056public class Owner extends SetCommand {
057
058    private final EventDispatcher eventDispatcher;
059
060    @Inject
061    public Owner(final @NonNull EventDispatcher eventDispatcher) {
062        this.eventDispatcher = eventDispatcher;
063    }
064
065    @Override
066    public boolean set(final PlotPlayer<?> player, final Plot plot, String value) {
067        if (value == null || value.isEmpty()) {
068            player.sendMessage(
069                    TranslatableCaption.of("commandconfig.command_syntax"),
070                    TagResolver.resolver("value", Tag.inserting(Component.text("/plot setowner <owner>")))
071            );
072            return false;
073        }
074        @Nullable final UUID oldOwner = plot.getOwnerAbs();
075        Set<Plot> plots = plot.getConnectedPlots();
076
077        final Consumer<UUID> uuidConsumer = uuid -> {
078            if (uuid == null && !value.equalsIgnoreCase("none") && !value.equalsIgnoreCase("null")
079                    && !value.equalsIgnoreCase("-")) {
080                player.sendMessage(
081                        TranslatableCaption.of("errors.invalid_player"),
082                        TagResolver.resolver("value", Tag.inserting(Component.text(value)))
083                );
084                return;
085            }
086            PlotChangeOwnerEvent event = this.eventDispatcher.callOwnerChange(
087                    player,
088                    plot,
089                    plot.hasOwner() ? plot.getOwnerAbs() : null,
090                    uuid,
091                    plot.hasOwner()
092            );
093            if (event.getEventResult() == Result.DENY) {
094                player.sendMessage(
095                        TranslatableCaption.of("events.event_denied"),
096                        TagResolver.resolver("value", Tag.inserting(Component.text("Owner change")))
097                );
098                return;
099            }
100            uuid = event.getNewOwner();
101            boolean force = event.getEventResult() == Result.FORCE;
102            if (uuid == null) {
103                if (!force && !player.hasPermission(
104                        Permission.PERMISSION_ADMIN_COMMAND_SET_OWNER,
105                        true
106                )) {
107                    return;
108                }
109                PlotUnlinkEvent unlinkEvent = this.eventDispatcher.callUnlink(
110                        plot.getArea(),
111                        plot,
112                        false,
113                        false,
114                        PlotUnlinkEvent.REASON.NEW_OWNER
115                );
116                if (unlinkEvent.getEventResult() == Result.DENY) {
117                    player.sendMessage(
118                            TranslatableCaption.of("events.event_denied"),
119                            TagResolver.resolver("value", Tag.inserting(Component.text("Unlink on owner change")))
120                    );
121                    return;
122                }
123                if (plot.getPlotModificationManager().unlinkPlot(unlinkEvent.isCreateRoad(), unlinkEvent.isCreateRoad())) {
124                    eventDispatcher.callPostUnlink(plot, PlotUnlinkEvent.REASON.NEW_OWNER);
125                }
126                Set<Plot> connected = plot.getConnectedPlots();
127                for (Plot current : connected) {
128                    current.unclaim();
129                    current.getPlotModificationManager().removeSign();
130                }
131                eventDispatcher.callPostOwnerChange(player, plot, oldOwner);
132                player.sendMessage(TranslatableCaption.of("owner.set_owner"));
133                return;
134            }
135            final PlotPlayer<?> other = PlotSquared.platform().playerManager().getPlayerIfExists(uuid);
136            if (plot.isOwner(uuid)) {
137                player.sendMessage(
138                        TranslatableCaption.of("member.already_owner"),
139                        TagResolver.resolver(
140                                "player",
141                                Tag.inserting(PlayerManager.resolveName(uuid, false).toComponent(player))
142                        )
143                );
144                return;
145            }
146            if (!force && !player.hasPermission(Permission.PERMISSION_ADMIN_COMMAND_SET_OWNER)) {
147                if (other == null) {
148                    player.sendMessage(
149                            TranslatableCaption.of("errors.invalid_player_offline"),
150                            TagResolver.resolver(
151                                    "player",
152                                    Tag.inserting(PlayerManager.resolveName(uuid).toComponent(player))
153                            )
154                    );
155                    return;
156                }
157                int size = plots.size();
158                int currentPlots = (Settings.Limit.GLOBAL ?
159                        other.getPlotCount() :
160                        other.getPlotCount(plot.getWorldName())) + size;
161                try (final MetaDataAccess<Integer> metaDataAccess = player.accessPersistentMetaData(PlayerMetaDataKeys.PERSISTENT_GRANTED_PLOTS)) {
162                    int grants;
163                    if (currentPlots >= other.getAllowedPlots()) {
164                        if (metaDataAccess.isPresent()) {
165                            grants = metaDataAccess.get().orElse(0);
166                            if (grants <= 0) {
167                                metaDataAccess.remove();
168                                player.sendMessage(TranslatableCaption.of("permission.cant_transfer_more_plots"));
169                                return;
170                            }
171                        }
172                    }
173                }
174            }
175            final UUID finalUUID = uuid;
176            PlotSquared.get().getImpromptuUUIDPipeline().getSingle(uuid, (finalName, throwable) -> {
177                final boolean removeDenied = plot.isDenied(finalUUID);
178                Runnable run = () -> {
179                    if (plot.setOwner(finalUUID, player)) {
180                        if (removeDenied) {
181                            plot.removeDenied(finalUUID);
182                        }
183                        plot.getPlotModificationManager().setSign(finalName);
184                        player.sendMessage(TranslatableCaption.of("owner.set_owner"));
185                        eventDispatcher.callPostOwnerChange(player, plot, oldOwner);
186                        if (other != null) {
187                            other.sendMessage(
188                                    TranslatableCaption.of("owner.now_owner"),
189                                    TagResolver.resolver(
190                                            "plot",
191                                            Tag.inserting(Component.text(plot.getArea() + ";" + plot.getId()))
192                                    )
193                            );
194                        }
195                    } else {
196                        player.sendMessage(TranslatableCaption.of("owner.set_owner_cancelled"));
197                    }
198                };
199                if (hasConfirmation(player)) {
200                    CmdConfirm.addPending(player, "/plot setowner " + value, run);
201                } else {
202                    TaskManager.runTask(run);
203                }
204            });
205        };
206
207        if (value.length() == 36) {
208            try {
209                uuidConsumer.accept(UUID.fromString(value));
210            } catch (Exception ignored) {
211            }
212        } else {
213            PlotSquared.get().getImpromptuUUIDPipeline().getSingle(value, (uuid, throwable) -> uuidConsumer.accept(uuid));
214        }
215        return true;
216    }
217
218    @Override
219    public Collection<Command> tab(final PlotPlayer<?> player, final String[] args, final boolean space) {
220        return TabCompletions.completePlayers(player, String.join(",", args).trim(), Collections.emptyList());
221    }
222
223}