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Alowed performing undos from other player sessions, if they exist.

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This commit is contained in:
zml2008 2011-08-29 14:24:35 -07:00
parent a3186c2ce4
commit 02d8acfa81
4 changed files with 54 additions and 7 deletions
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6
src/main/java/com/sk89q/worldedit/LocalPlayer.java
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@ -631,4 +631,10 @@ public abstract class LocalPlayer {
public int hashCode() {
return getName().hashCode();
}
public void checkPermission(String permission) throws WorldEditPermissionException {
if (!hasPermission(permission)) {
throw new WorldEditPermissionException();
}
}
}

10
src/main/java/com/sk89q/worldedit/WorldEdit.java
View File

@ -173,6 +173,16 @@ public class WorldEdit {
commands.register(ToolCommands.class);
commands.register(UtilityCommands.class);
}
/*
* Gets the LocalSession for a player name if it exists
*
* @param player
* @return The session for the player, if it exists
*/
public LocalSession getSession(String player) {
return sessions.get(player);
}
/**
* Gets the WorldEdit session for a player.

10
src/main/java/com/sk89q/worldedit/WorldEditPermissionException.java Normal file
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@ -0,0 +1,10 @@
package com.sk89q.worldedit;
/**
* @author zml2008
*/
public class WorldEditPermissionException extends WorldEditException {
public WorldEditPermissionException() {
super("You don't have permission to do this.");
}
}

35
src/main/java/com/sk89q/worldedit/commands/HistoryCommands.java
View File

@ -32,10 +32,10 @@ import com.sk89q.worldedit.*;
public class HistoryCommands {
@Command(
aliases = {"/undo", "undo"},
usage = "[times]",
usage = "[times] [player]",
desc = "Undoes the last action",
min = 0,
max = 1
max = 2
)
@CommandPermissions({"worldedit.history.undo"})
public static void undo(CommandContext args, WorldEdit we,
@ -43,9 +43,19 @@ public class HistoryCommands {
throws WorldEditException {
int times = Math.max(1, args.getInteger(0, 1));
for (int i = 0; i < times; ++i) {
EditSession undone = session.undo(session.getBlockBag(player));
EditSession undone;
if (args.argsLength() < 2) {
undone = session.undo(session.getBlockBag(player));
} else {
player.checkPermission("worldedit.history.undo.other");
LocalSession sess = we.getSession(args.getString(1));
if (sess == null){
player.printError("Unable to find session for " + args.getString(1));
break;
}
undone = sess.undo(session.getBlockBag(player));
}
if (undone != null) {
player.print("Undo successful.");
we.flushBlockBag(player, undone);
@ -58,10 +68,10 @@ public class HistoryCommands {
@Command(
aliases = {"/redo", "redo"},
usage = "[times]",
usage = "[times] [player]",
desc = "Redoes the last action (from history)",
min = 0,
max = 1
max = 2
)
@CommandPermissions({"worldedit.history.redo"})
public static void redo(CommandContext args, WorldEdit we,
@ -71,7 +81,18 @@ public class HistoryCommands {
int times = Math.max(1, args.getInteger(0, 1));
for (int i = 0; i < times; ++i) {
EditSession redone = session.redo(session.getBlockBag(player));
EditSession redone;
if (args.argsLength() < 2) {
redone = session.redo(session.getBlockBag(player));
} else {
player.checkPermission("worldedit.history.redo.other");
LocalSession sess = we.getSession(args.getString(1));
if (sess == null){
player.printError("Unable to find session for " + args.getString(1));
break;
}
redone = sess.redo(session.getBlockBag(player));
}
if (redone != null) {
player.print("Redo successful.");
we.flushBlockBag(player, redone);