mirror of
https://github.com/plexusorg/Plex-FAWE.git
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200 lines
6.9 KiB
Java
200 lines
6.9 KiB
Java
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// $Id$
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/*
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* WorldEdit
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* Copyright (C) 2010 sk89q <http://www.sk89q.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the 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,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU 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.commands;
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import java.io.IOException;
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import com.sk89q.util.commands.Command;
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import com.sk89q.util.commands.CommandContext;
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import com.sk89q.worldedit.*;
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import com.sk89q.worldedit.data.ChunkStore;
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import com.sk89q.worldedit.data.DataException;
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import com.sk89q.worldedit.regions.Region;
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import com.sk89q.worldedit.snapshots.InvalidSnapshotException;
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import com.sk89q.worldedit.snapshots.Snapshot;
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import com.sk89q.worldedit.snapshots.SnapshotRestore;
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/**
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* Snapshot commands.
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*
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* @author sk89q
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*/
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public class SnapshotCommands {
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@Command(
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aliases = {"/listsnapshots"},
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usage = "[num]",
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desc = "List snapshots",
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min = 0,
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max = 1
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)
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@CommandPermissions({"worldedit.snapshots.list"})
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public static void list(CommandContext args, WorldEdit we,
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LocalSession session, LocalPlayer player, EditSession editSession)
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throws WorldEditException {
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LocalConfiguration config = we.getConfiguration();
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int num = args.argsLength() > 0 ?
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Math.min(40, Math.max(5, args.getInteger(0))) : 5;
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if (config.snapshotRepo != null) {
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Snapshot[] snapshots = config.snapshotRepo.getSnapshots();
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if (snapshots.length > 0) {
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for (byte i = 0; i < Math.min(num, snapshots.length); i++) {
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player.print((i + 1) + ". " + snapshots[i].getName());
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}
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player.print("Use //use [snapshot] or //use latest to set the snapshot.");
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} else {
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player.printError("No snapshots are available.");
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}
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} else {
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player.printError("Snapshot/backup restore is not configured.");
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}
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}
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@Command(
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aliases = {"//use"},
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usage = "<snapshot>",
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desc = "Choose a snapshot to use",
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min = 1,
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max = 1
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)
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@CommandPermissions({"worldedit.snapshots.restore"})
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public static void use(CommandContext args, WorldEdit we,
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LocalSession session, LocalPlayer player, EditSession editSession)
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throws WorldEditException {
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LocalConfiguration config = we.getConfiguration();
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if (config.snapshotRepo == null) {
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player.printError("Snapshot/backup restore is not configured.");
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return;
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}
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String name = args.getString(0);
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// Want the latest snapshot?
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if (name.equalsIgnoreCase("latest")) {
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Snapshot snapshot = config.snapshotRepo.getDefaultSnapshot();
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if (snapshot != null) {
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session.setSnapshot(null);
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player.print("Now using newest snapshot.");
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} else {
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player.printError("No snapshots were found.");
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}
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} else {
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try {
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session.setSnapshot(config.snapshotRepo.getSnapshot(name));
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player.print("Snapshot set to: " + name);
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} catch (InvalidSnapshotException e) {
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player.printError("That snapshot does not exist or is not available.");
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}
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}
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}
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@Command(
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aliases = {"//restore"},
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usage = "[snapshot]",
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desc = "Restore the selection from a snapshot",
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min = 0,
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max = 1
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)
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@CommandPermissions({"worldedit.snapshots.restore"})
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public static void restore(CommandContext args, WorldEdit we,
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LocalSession session, LocalPlayer player, EditSession editSession)
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throws WorldEditException {
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LocalConfiguration config = we.getConfiguration();
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if (config.snapshotRepo == null) {
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player.printError("Snapshot/backup restore is not configured.");
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return;
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}
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Region region = session.getRegion();
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Snapshot snapshot;
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if (args.argsLength() > 0) {
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try {
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snapshot = config.snapshotRepo.getSnapshot(args.getString(0));
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} catch (InvalidSnapshotException e) {
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player.printError("That snapshot does not exist or is not available.");
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return;
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}
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} else {
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snapshot = session.getSnapshot();
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}
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ChunkStore chunkStore = null;
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// No snapshot set?
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if (snapshot == null) {
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snapshot = config.snapshotRepo.getDefaultSnapshot();
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if (snapshot == null) {
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player.printError("No snapshots were found.");
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return;
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}
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}
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// Load chunk store
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try {
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chunkStore = snapshot.getChunkStore();
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player.print("Snapshot '" + snapshot.getName() + "' loaded; now restoring...");
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} catch (DataException e) {
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player.printError("Failed to load snapshot: " + e.getMessage());
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return;
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} catch (IOException e) {
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player.printError("Failed to load snapshot: " + e.getMessage());
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return;
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}
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try {
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// Restore snapshot
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SnapshotRestore restore = new SnapshotRestore(chunkStore, region);
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//player.print(restore.getChunksAffected() + " chunk(s) will be loaded.");
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restore.restore(editSession);
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if (restore.hadTotalFailure()) {
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String error = restore.getLastErrorMessage();
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if (error != null) {
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player.printError("Errors prevented any blocks from being restored.");
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player.printError("Last error: " + error);
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} else {
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player.printError("No chunks could be loaded. (Bad archive?)");
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}
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} else {
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player.print(String.format("Restored; %d "
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+ "missing chunks and %d other errors.",
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restore.getMissingChunks().size(),
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restore.getErrorChunks().size()));
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}
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} finally {
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try {
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chunkStore.close();
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} catch (IOException e) {
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}
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}
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}
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}
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