/*
* 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/>.
*/
// $Id$
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.worldedit.*;
import com.sk89q.worldedit.entity.Player;
import com.sk89q.worldedit.world.snapshot.InvalidSnapshotException;
import com.sk89q.worldedit.world.snapshot.Snapshot;
import com.sk89q.worldedit.world.storage.MissingWorldException;
import java.io.File;
import java.io.IOException;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.List;
import java.util.logging.Logger;
/**
* Snapshot commands.
*/
public class SnapshotCommands {
private static final Logger logger = Logger.getLogger("Minecraft.WorldEdit");
private static final DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss z");
private final WorldEdit we;
public SnapshotCommands(WorldEdit we) {
this.we = we;
}
@Command(
aliases = { "list" },
usage = "[num]",
desc = "List snapshots",
min = 0,
max = 1
)
@CommandPermissions("worldedit.snapshots.list")
public void list(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;
}
try {
List<Snapshot> snapshots = config.snapshotRepo.getSnapshots(true, player.getWorld().getName());
if (!snapshots.isEmpty()) {
int num = args.argsLength() > 0 ? Math.min(40, Math.max(5, args.getInteger(0))) : 5;
player.print("Snapshots for world: '" + player.getWorld().getName() + "'");
for (byte i = 0; i < Math.min(num, snapshots.size()); i++) {
player.print((i + 1) + ". " + snapshots.get(i).getName());
}
player.print("Use /snap use [snapshot] or /snap use latest.");
} else {
player.printError("No snapshots are available. 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());
}
}
} catch (MissingWorldException ex) {
player.printError("No snapshots were found for this world.");
}
}
@Command(
aliases = { "use" },
usage = "<snapshot>",
desc = "Choose a snapshot to use",
min = 1,
max = 1
)
@CommandPermissions("worldedit.snapshots.restore")
public void use(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;
}
String name = args.getString(0);
// Want the latest snapshot?
if (name.equalsIgnoreCase("latest")) {
try {
Snapshot snapshot = config.snapshotRepo.getDefaultSnapshot(player.getWorld().getName());
if (snapshot != null) {
session.setSnapshot(null);
player.print("Now using newest snapshot.");
} else {
player.printError("No snapshots were found.");
}
} catch (MissingWorldException ex) {
player.printError("No snapshots were found for this world.");
}
} else {
try {
session.setSnapshot(config.snapshotRepo.getSnapshot(name));
player.print("Snapshot set to: " + name);
} catch (InvalidSnapshotException e) {
player.printError("That snapshot does not exist or is not available.");
}
}
}
@Command(
aliases = { "sel" },
usage = "<index>",
desc = "Choose the snapshot based on the list id",
min = 1,
max = 1
)
@CommandPermissions("worldedit.snapshots.restore")
public void sel(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;
}
int index = -1;
try {
index = Integer.parseInt(args.getString(0));
} catch (NumberFormatException e) {
player.printError("Invalid index, " + args.getString(0) + " is not a valid integer.");
return;
}
if (index < 1) {
player.printError("Invalid index, must be equal or higher then 1.");
return;
}
try {
List<Snapshot> snapshots = config.snapshotRepo.getSnapshots(true, player.getWorld().getName());
if (snapshots.size() < index) {
player.printError("Invalid index, must be between 1 and " + snapshots.size() + ".");
return;
}
Snapshot snapshot = snapshots.get(index - 1);
if (snapshot == null) {
player.printError("That snapshot does not exist or is not available.");
return;
}
session.setSnapshot(snapshot);
player.print("Snapshot set to: " + snapshot.getName());
} catch (MissingWorldException e) {
player.printError("No snapshots were found for this world.");
}
}
@Command(
aliases = { "before" },
usage = "<date>",
desc = "Choose the nearest snapshot before a date",
min = 1,
max = -1
)
@CommandPermissions("worldedit.snapshots.restore")
public void before(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;
}
Calendar date = session.detectDate(args.getJoinedStrings(0));
if (date == null) {
player.printError("Could not detect the date inputted.");
} else {
try {
Snapshot snapshot = config.snapshotRepo.getSnapshotBefore(date, player.getWorld().getName());
if (snapshot == null) {
dateFormat.setTimeZone(session.getTimeZone());
player.printError("Couldn't find a snapshot before "
+ dateFormat.format(date.getTime()) + ".");
} else {
session.setSnapshot(snapshot);
player.print("Snapshot set to: " + snapshot.getName());
}
} catch (MissingWorldException ex) {
player.printError("No snapshots were found for this world.");
}
}
}
@Command(
aliases = { "after" },
usage = "<date>",
desc = "Choose the nearest snapshot after a date",
min = 1,
max = -1
)
@CommandPermissions("worldedit.snapshots.restore")
public void after(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;
}
Calendar date = session.detectDate(args.getJoinedStrings(0));
if (date == null) {
player.printError("Could not detect the date inputted.");
} else {
try {
Snapshot snapshot = config.snapshotRepo.getSnapshotAfter(date, player.getWorld().getName());
if (snapshot == null) {
dateFormat.setTimeZone(session.getTimeZone());
player.printError("Couldn't find a snapshot after "
+ dateFormat.format(date.getTime()) + ".");
} else {
session.setSnapshot(snapshot);
player.print("Snapshot set to: " + snapshot.getName());
}
} catch (MissingWorldException ex) {
player.printError("No snapshots were found for this world.");
}
}
}
}