public override bool OnTextCommand(IClient client, string cmd, string args)
{
switch (cmd)
{
case "scribble":
var scribble = RoomScribble.GetScribble(client);
if (Uri.TryCreate(args, UriKind.Absolute, out Uri uri))
{
if (uri.IsFile)
{
Server.SendAnnounce((s) => s.Vroom == client.Vroom, "File uri is not suppored by the scribble command.");
}
else if (uri.IsWellFormedOriginalString())
{
scribble.Download(uri, (s) => {
SendRoomScribble((c) => c.Vroom == client.Vroom, client.Name, scribble);
},
uri);
}
}
return(false);
}
return(true);
}
//Used for Sending scribble objects from another client
//
private void SendRoomScribble(IClient client, RoomScribble scribble)
{
SendRoomScribble(
(s) => s != client && s.Vroom == client.Vroom,
client.Name,
scribble);
}
internal void SendRoomScribble(Predicate <IClient> pred, string name, RoomScribble scribble)
{
scribble.Index = 0;
int length = Math.Min((int)scribble.Received, 4000);
byte[] buffer = scribble.Read();
server.SendAnnounce(pred, string.Format("\x000314--- From {0}", name));
server.SendPacket(pred, new ClientCustom(server.Config.BotName, "cb0t_scribble_first", buffer));
while (scribble.Remaining > 0)
{
buffer = scribble.Read();
if (scribble.Remaining > 0)
{
server.SendPacket(pred, new ClientCustom(server.Config.BotName, "cb0t_scribble_chunk", buffer));
}
else
{
server.SendPacket(pred, new ClientCustom(server.Config.BotName, "cb0t_scribble_last", buffer));
}
}
}
internal void SendRoomScribble(Predicate <IClient> pred, string name, RoomScribble scribble)
{
byte[] buffer;
if (scribble.Size <= 4000)
{
Server.SendAnnounce(pred, string.Format("\x000314--- From {0}", name));
Server.SendPacket(pred, new ClientCustom(string.Empty, "cb0t_scribble_once", scribble.RawImage()));
}
else
{
scribble.Index = 0;
int length = Math.Min((int)scribble.Received, 4000);
buffer = scribble.Read();
Server.SendAnnounce(pred, string.Format("\x000314--- From {0}", name));
Server.SendPacket(pred, new ClientCustom(string.Empty, "cb0t_scribble_first", buffer));
while (scribble.Remaining > 0)
{
buffer = scribble.Read();
if (scribble.Remaining > 0)
{
Server.SendPacket(pred, new ClientCustom(string.Empty, "cb0t_scribble_chunk", buffer));
}
else
{
Server.SendPacket(pred, new ClientCustom(string.Empty, "cb0t_scribble_last", buffer));
}
}
}
var ib0ts = Server.Users.Where(s => s.Socket.Isib0tSocket && pred(s));
if (ib0ts.Count() > 0)
{
buffer = Zlib.Decompress(scribble.RawImage());
int height = RoomScribble.GetHeight(buffer);
string base64 = Convert.ToBase64String(buffer);
string[] chunks = new string[(int)Math.Round((double)(base64.Length / 1024), MidpointRounding.AwayFromZero)];
for (int i = 0; i < chunks.Length; i++)
{
chunks[i] = base64.Substring(i * 1024, 1024);
}
ib0ts.ForEach(s => s.SendPacket(new ScribbleHead(name, height, chunks.Length)));
foreach (string chunk in chunks)
{
ib0ts.ForEach(s => s.SendPacket(new ScribbleBlock(chunk)));
}
}
}
private void OnScribbleChunk(IClient client, ClientScribbleChunk chunk)
{
var scribble = RoomScribble.GetScribble(client);
scribble.Write(chunk.Data);
if (scribble.IsComplete)
{
SendRoomScribble(client, scribble);
}
}
public static RoomScribble GetScribble(IClient client)
{
if (client.Extended.TryGetValue("Scribble", out object tmp))
{
return((RoomScribble)tmp);
}
var scribble = new RoomScribble();
client.Extended["Scribble"] = scribble;
return(scribble);
}
private void OnScribbleFirst(IClient client, ClientScribbleFirst first)
{
var scribble = RoomScribble.GetScribble(client);
scribble.Reset();
scribble.Size = first.Size;
scribble.Chunks = (ushort)(first.Chunks + 1);//scribble object counts first chunk
scribble.Write(first.Data);
if (scribble.IsComplete)
{
SendRoomScribble(client, scribble);
}
}
private void OnCommand(IClient client, string text)
{
if (text.Length > 9 && text.Substring(0, 9) == "scribble ")
{
Uri uri = null;
var scribble = RoomScribble.GetScribble(client);
if (Uri.TryCreate(text.Substring(9), UriKind.Absolute, out uri))
{
if (uri.IsFile)
{
server.SendAnnounce("Not valid");
}
else
{
scribble.Download(uri, (s) => {
SendRoomScribble((c) => c.Vroom == client.Vroom, client.Name, scribble);
}, null);
}
}
}
}
public bool Load(object state)
{
if (scribble != null)
{
LoadCallback(state);
return(true);
}
try {
Uri toGet = null;
string path = Path.Combine(script.Directory, Source);
if (Uri.TryCreate(Source, UriKind.Absolute, out toGet) ||
Uri.TryCreate(path, UriKind.Absolute, out toGet))
{
if (toGet.IsFile)
{
FileInfo file = new FileInfo(toGet.AbsolutePath);
if (file.Exists && file.Directory.FullName != script.Directory)
{
throw new UnauthorizedAccessException("You are not allowed to access this file.");
}
}
}
else
{
throw new UriFormatException(Source);
}
scribble = new RoomScribble();
scribble.Download(toGet, LoadCallback, state);
}
catch (Exception ex) {
OnError(ex);
return(false);
}
return(true);
}
private void OnCommand(IClient client, string text)
{
if (text.Length > 9 && text.Substring(0, 9) == "scribble ")
{
var scribble = RoomScribble.GetScribble(client);
if (Uri.TryCreate(text.Substring(9), UriKind.Absolute, out Uri uri))
{
if (uri.IsFile)
{
Server.SendAnnounce((s) => s.Vroom == client.Vroom, "File uri is not suppored by the scribble command.");
}
else if (uri.IsWellFormedOriginalString())
{
scribble.Download(uri, (s) => {
SendRoomScribble((c) => c.Vroom == client.Vroom, client.Name, scribble);
},
uri);
}
}
}
}
