/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldEdit team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.command;
import com.sk89q.minecraft.util.commands.Command;
import com.sk89q.minecraft.util.commands.CommandContext;
import com.sk89q.minecraft.util.commands.CommandPermissions;
import com.sk89q.minecraft.util.commands.Logging;
import com.sk89q.worldedit.*;
import com.sk89q.worldedit.entity.Player;
import com.sk89q.worldedit.regions.Region;
import com.sk89q.worldedit.world.DataException;
import com.sk89q.worldedit.world.snapshot.InvalidSnapshotException;
import com.sk89q.worldedit.world.snapshot.Snapshot;
import com.sk89q.worldedit.world.snapshot.SnapshotRestore;
import com.sk89q.worldedit.world.storage.ChunkStore;
import com.sk89q.worldedit.world.storage.MissingWorldException;
import java.io.File;
import java.io.IOException;
import java.util.logging.Logger;
import static com.sk89q.minecraft.util.commands.Logging.LogMode.REGION;
public class SnapshotUtilCommands {
private static final Logger logger = Logger.getLogger("Minecraft.WorldEdit");
private final WorldEdit we;
public SnapshotUtilCommands(WorldEdit we) {
this.we = we;
}
@Command(
aliases = { "restore", "/restore" },
usage = "[snapshot]",
desc = "Restore the selection from a snapshot",
min = 0,
max = 1
)
@Logging(REGION)
@CommandPermissions("worldedit.snapshots.restore")
public void restore(Player player, LocalSession session, EditSession editSession, CommandContext args) throws WorldEditException {
LocalConfiguration config = we.getConfiguration();
if (config.snapshotRepo == null) {
player.printError("Snapshot/backup restore is not configured.");
return;
}
Region region = session.getSelection(player.getWorld());
Snapshot snapshot;
if (args.argsLength() > 0) {
try {
snapshot = config.snapshotRepo.getSnapshot(args.getString(0));
} catch (InvalidSnapshotException e) {
player.printError("That snapshot does not exist or is not available.");
return;
}
} else {
snapshot = session.getSnapshot();
}
// No snapshot set?
if (snapshot == null) {
try {
snapshot = config.snapshotRepo.getDefaultSnapshot(player.getWorld().getName());
if (snapshot == null) {
player.printError("No snapshots were found. See console for details.");
// Okay, let's toss some debugging information!
File dir = config.snapshotRepo.getDirectory();
try {
logger.info("WorldEdit found no snapshots: looked in: "
+ dir.getCanonicalPath());
} catch (IOException e) {
logger.info("WorldEdit found no snapshots: looked in "
+ "(NON-RESOLVABLE PATH - does it exist?): "
+ dir.getPath());
}
return;
}
} catch (MissingWorldException ex) {
player.printError("No snapshots were found for this world.");
return;
}
}
ChunkStore chunkStore = null;
// Load chunk store
try {
chunkStore = snapshot.getChunkStore();
player.print("Snapshot '" + snapshot.getName() + "' loaded; now restoring...");
} catch (DataException e) {
player.printError("Failed to load snapshot: " + e.getMessage());
return;
} catch (IOException e) {
player.printError("Failed to load snapshot: " + e.getMessage());
return;
}
try {
// Restore snapshot
SnapshotRestore restore = new SnapshotRestore(chunkStore, editSession, region);
//player.print(restore.getChunksAffected() + " chunk(s) will be loaded.");
restore.restore();
if (restore.hadTotalFailure()) {
String error = restore.getLastErrorMessage();
if (error != null) {
player.printError("Errors prevented any blocks from being restored.");
player.printError("Last error: " + error);
} else {
player.printError("No chunks could be loaded. (Bad archive?)");
}
} else {
player.print(String.format("Restored; %d "
+ "missing chunks and %d other errors.",
restore.getMissingChunks().size(),
restore.getErrorChunks().size()));
}
} finally {
try {
chunkStore.close();
} catch (IOException ignored) {
}
}
}
}