Plex-FAWE/src/main/java/com/sk89q/worldedit/commands/SnapshotCommands.java

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// $Id$
/*
* WorldEdit
* Copyright (C) 2010 sk89q <http://www.sk89q.com>
*
* 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 <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.commands;
import java.io.File;
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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;
import com.sk89q.minecraft.util.commands.Command;
import com.sk89q.minecraft.util.commands.CommandContext;
import com.sk89q.minecraft.util.commands.CommandPermissions;
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import com.sk89q.worldedit.*;
import com.sk89q.worldedit.snapshots.InvalidSnapshotException;
import com.sk89q.worldedit.snapshots.Snapshot;
/**
* Snapshot commands.
*
* @author sk89q
*/
public class SnapshotCommands {
private static Logger logger = Logger.getLogger("Minecraft.WorldEdit");
private static DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss z");
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@Command(
aliases = {"list"},
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usage = "[num]",
desc = "List snapshots",
min = 0,
max = 1
)
@CommandPermissions({"worldedit.snapshots.list"})
public static void list(CommandContext args, WorldEdit we,
LocalSession session, LocalPlayer player, EditSession editSession)
throws WorldEditException {
LocalConfiguration config = we.getConfiguration();
int num = args.argsLength() > 0 ?
Math.min(40, Math.max(5, args.getInteger(0))) : 5;
if (config.snapshotRepo != null) {
List<Snapshot> snapshots = config.snapshotRepo.getSnapshots(true);
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if (snapshots.size() > 0) {
for (byte i = 0; i < Math.min(num, snapshots.size()); i++) {
player.print((i + 1) + ". " + snapshots.get(i).getName());
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}
player.print("Use /snap use [snapshot] or /snap use latest.");
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} 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());
}
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}
} else {
player.printError("Snapshot/backup restore is not configured.");
}
}
@Command(
aliases = {"use"},
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usage = "<snapshot>",
desc = "Choose a snapshot to use",
min = 1,
max = 1
)
@CommandPermissions({"worldedit.snapshots.restore"})
public static void use(CommandContext args, WorldEdit we,
LocalSession session, LocalPlayer player, EditSession editSession)
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")) {
Snapshot snapshot = config.snapshotRepo.getDefaultSnapshot();
if (snapshot != null) {
session.setSnapshot(null);
player.print("Now using newest snapshot.");
} else {
player.printError("No snapshots were found.");
}
} 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 = {"before"},
usage = "<date>",
desc = "Choose the nearest snapshot before a date",
min = 1,
max = -1
)
@CommandPermissions({"worldedit.snapshots.restore"})
public static void before(CommandContext args, WorldEdit we,
LocalSession session, LocalPlayer player, EditSession editSession)
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 {
dateFormat.setTimeZone(session.getTimeZone());
Snapshot snapshot = config.snapshotRepo.getSnapshotBefore(date);
if (snapshot == null) {
player.printError("Couldn't find a snapshot before "
+ dateFormat.format(date.getTime()) + ".");
} else {
session.setSnapshot(snapshot);
player.print("Snapshot set to: " + snapshot.getName());
}
}
}
@Command(
aliases = {"after"},
usage = "<date>",
desc = "Choose the nearest snapshot after a date",
min = 1,
max = -1
)
@CommandPermissions({"worldedit.snapshots.restore"})
public static void after(CommandContext args, WorldEdit we,
LocalSession session, LocalPlayer player, EditSession editSession)
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 {
dateFormat.setTimeZone(session.getTimeZone());
Snapshot snapshot = config.snapshotRepo.getSnapshotAfter(date);
if (snapshot == null) {
player.printError("Couldn't find a snapshot after "
+ dateFormat.format(date.getTime()) + ".");
} else {
session.setSnapshot(snapshot);
player.print("Snapshot set to: " + snapshot.getName());
}
}
}
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}