int[] GetIds(Player p, string[] parts, out string[] names)
{
int count = Math.Max(1, parts.Length - 1);
List <int> ids = new List <int>();
names = new string[count];
for (int i = 0; i < names.Length; i++)
{
names[i] = PlayerInfo.FindOfflineNameMatches(p, parts[i]);
if (names[i] == null)
{
return(null);
}
Group grp = Group.GroupIn(names[i]);
bool canUndo = p == null || grp.Permission < p.Rank || p.name.CaselessEq(names[i]);
if (!canUndo)
{
MessageTooHighRank(p, "undo", false); return(null);
}
ids.AddRange(NameConverter.FindIds(names[i]));
}
return(ids.ToArray());
}
int[] GetIds(Player p, string[] parts, CommandData data, out string[] names)
{
int count = Math.Max(1, parts.Length - 1);
List <int> ids = new List <int>();
names = new string[count];
for (int i = 0; i < names.Length; i++)
{
names[i] = PlayerDB.MatchNames(p, parts[i]);
if (names[i] == null)
{
return(null);
}
Group grp = PlayerInfo.GetGroup(names[i]);
if (!p.name.CaselessEq(names[i]))
{
if (!CheckRank(p, data, grp.Permission, "undo", false))
{
return(null);
}
}
ids.AddRange(NameConverter.FindIds(names[i]));
}
return(ids.ToArray());
}
void UndoLastDrawOp(Player p)
{
UndoDrawOpEntry[] entries = p.DrawOps.Items;
if (entries.Length == 0)
{
p.Message("You have no draw operations to undo.");
p.Message("Try using %T/Undo [timespan] %Sinstead.");
return;
}
for (int i = entries.Length - 1; i >= 0; i--)
{
UndoDrawOpEntry entry = entries[i];
if (entry.DrawOpName == "UndoSelf")
{
continue;
}
p.DrawOps.Remove(entry);
UndoSelfDrawOp op = new UndoSelfDrawOp();
op.who = p.name; op.ids = NameConverter.FindIds(p.name);
op.Start = entry.Start; op.End = entry.End;
DrawOpPerformer.Do(op, null, p, new Vec3S32[] { Vec3U16.MinVal, Vec3U16.MaxVal });
p.Message("Undo performed.");
return;
}
p.Message("Unable to undo any draw operations, as all of the " +
"past 50 draw operations are %T/Undo %Sor %T/Undo [timespan]");
p.Message("Try using %T/Undo [timespan] %Sinstead");
}
public override void Use(Player p, string message, CommandData data)
{
TimeSpan delta = TimeSpan.Zero;
bool area = message.CaselessStarts("area ");
if (area) message = message.Substring("area ".Length);
if (message.Length == 0) message = p.name;
string[] parts = message.SplitSpaces();
if (parts.Length >= 2) {
if (!CommandParser.GetTimespan(p, parts[1], ref delta, "highlight the past", "s")) return;
} else {
delta = TimeSpan.FromMinutes(30);
}
parts[0] = PlayerDB.MatchNames(p, parts[0]);
if (parts[0] == null) return;
int[] ids = NameConverter.FindIds(parts[0]);
if (!area) {
Vec3S32[] marks = new Vec3S32[] { Vec3U16.MinVal, Vec3U16.MaxVal };
HighlightPlayer(p, delta, parts[0], ids, marks);
} else {
p.Message("Place or break two blocks to determine the edges.");
HighlightAreaArgs args = new HighlightAreaArgs();
args.ids = ids; args.who = parts[0]; args.delta = delta;
p.MakeSelection(2, "Selecting region for %SHighlight", args, DoHighlightArea);
}
}
void UndoSelf(Player p, TimeSpan delta)
{
UndoDrawOp op = new UndoSelfDrawOp();
op.Start = DateTime.UtcNow.Subtract(delta);
op.who = p.name; op.ids = NameConverter.FindIds(p.name);
DrawOpPerformer.Do(op, null, p, new Vec3S32[] { Vec3U16.MinVal, Vec3U16.MaxVal });
if (op.found)
{
p.Message("Undid your changes for the past &b{0}", delta.Shorten(true));
Logger.Log(LogType.UserActivity, "{0} undid their own actions for the past {1}",
p.name, delta.Shorten(true));
}
else
{
p.Message("No changes found by you in the past &b{0}", delta.Shorten(true));
}
}
static int[] GetIds(Player p, CommandData data, string[] parts, out string[] names)
{
int count = Math.Max(1, parts.Length - 1);
List <int> ids = new List <int>();
names = new string[count];
for (int i = 0; i < names.Length; i++)
{
names[i] = PlayerDB.MatchNames(p, parts[i]);
if (names[i] == null)
{
return(null);
}
Group grp = Group.GroupIn(names[i]);
if (!CheckRank(p, data, names[i], grp.Permission, "prune", false))
{
return(null);
}
ids.AddRange(NameConverter.FindIds(names[i]));
}
return(ids.ToArray());
}
public override void Perform(Vec3S32[] marks, Brush brush, DrawOpOutput output)
{
int[] ids = NameConverter.FindIds(Player.name);
if (ids.Length == 0)
{
return;
}
this.output = output;
// can't use "using" as it creates a local var, and read lock reference may be changed by DrawOpPerformer class
try {
BlockDBReadLock = Level.BlockDB.Locker.AccquireRead();
if (Level.BlockDB.FindChangesBy(ids, Start, End, out dims, RedoBlock))
{
return;
}
} finally {
if (BlockDBReadLock != null)
{
BlockDBReadLock.Dispose();
}
}
this.output = null;
}
