internal static bool StartDownload(int id, string path, FileType type, int len, string md5hash, string resource)
{
if (CurrentFile != null)
{
LogManager.DebugLog("CurrentFile isn't null -- " + CurrentFile.Type + " " + CurrentFile.Filename);
return(false);
}
if ((type == FileType.Normal || type == FileType.Script) && Directory.Exists(FileTransferId._DOWNLOADFOLDER_ + path.Replace(Path.GetFileName(path), "")) &&
File.Exists(FileTransferId._DOWNLOADFOLDER_ + path))
{
byte[] myData;
using (var md5 = MD5.Create())
using (var stream = File.OpenRead(FileTransferId._DOWNLOADFOLDER_ + path))
{
myData = md5.ComputeHash(stream);
}
string hash = myData.Select(byt => byt.ToString("x2")).Aggregate((left, right) => left + right);
FileIntegrity.Set(path, md5hash);
if (hash == md5hash)
{
if (type == FileType.Script)
{
PendingScripts.ClientsideScripts.Add(LoadScript(path, resource, File.ReadAllText(FileTransferId._DOWNLOADFOLDER_ + path)));
}
LogManager.DebugLog("HASH MATCHES, RETURNING FALSE");
return(false);
}
}
CurrentFile = new FileTransferId(id, path, type, len, resource);
return(true);
}
internal static void End(int id)
{
if (CurrentFile == null || CurrentFile.Id != id)
{
Util.Util.SafeNotify($"END Channel mismatch! We have {CurrentFile?.Id} and supplied was {id}");
return;
}
try
{
if (CurrentFile.Type == FileType.Map)
{
var obj = Main.DeserializeBinary <ServerMap>(CurrentFile.Data.ToArray()) as ServerMap;
if (obj == null)
{
Util.Util.SafeNotify("ERROR DOWNLOADING MAP: NULL");
}
else
{
Main.AddMap(obj);
}
}
else if (CurrentFile.Type == FileType.Script)
{
try
{
var scriptText = Encoding.UTF8.GetString(CurrentFile.Data.ToArray());
var newScript = LoadScript(CurrentFile.Filename, CurrentFile.Resource, scriptText);
PendingScripts.ClientsideScripts.Add(newScript);
}
catch (ArgumentException)
{
CurrentFile.Dispose();
if (File.Exists(CurrentFile.FilePath))
{
try { File.Delete(CurrentFile.FilePath); }
catch { }
}
}
}
else if (CurrentFile.Type == FileType.EndOfTransfer)
{
try
{
if (Main.JustJoinedServer)
{
World.RenderingCamera = null;
Main.MainMenu.TemporarilyHidden = false;
Main.MainMenu.Visible = false;
Main.JustJoinedServer = false;
}
List <string> AffectedResources = new List <string>();
AffectedResources.AddRange(PendingScripts.ClientsideScripts.Select(cs => cs.ResourceParent));
Main.StartClientsideScripts(PendingScripts);
PendingScripts.ClientsideScripts.Clear();
Main.InvokeFinishedDownload(AffectedResources);
}
catch (Exception e)
{
LogManager.LogException(e, "DownloadManager");
}
}
else if (CurrentFile.Type == FileType.CustomData)
{
string data = Encoding.UTF8.GetString(CurrentFile.Data.ToArray());
JavascriptHook.InvokeCustomDataReceived(CurrentFile.Resource, data);
}
}
finally
{
CurrentFile.Dispose();
if (CurrentFile.Type == FileType.Normal && File.Exists(CurrentFile.FilePath))
{
var mime = MimeTypes.GetMimeType(File.ReadAllBytes(CurrentFile.FilePath), CurrentFile.FilePath);
if (!_allowedFiletypes.Contains(mime))
{
try { File.Delete(CurrentFile.FilePath); }
catch { }
Screen.ShowNotification("Disallowed file type: " + mime + "~n~" + CurrentFile.Filename);
}
}
CurrentFile = null;
}
}
internal static void Cancel()
{
CurrentFile = null;
}