private void download(fastCSharp.net.tcp.commandServer.socket client, listName listName, Stream fileStream
, Func <returnValue <listName>, bool> onDownload)
{
listName listNameState = new listName {
Length = (long)(byte)fileState.NoPermission, LastWriteTime = DateTime.MinValue
};
try
{
if (verify(client))
{
FileInfo file = new FileInfo(listName.Name);
listName.Set(file.FullName);
if (verify(client, listName.LowerName, permissionType.Read))
{
if (file.Exists)
{
fastCSharp.threading.threadPool.TinyPool.Start(downloader.GetDownload(onDownload, listName, fileStream));
return;
}
listNameState.Length = (long)(byte)fileState.FileNotFound;
}
}
}
catch (Exception error)
{
listNameState.Length = (long)(byte)fileState.Exception;
log.Error.Add(error, null, false);
}
pub.Dispose(ref fileStream);
onDownload(listNameState);
}
private fileState upload(fastCSharp.net.tcp.commandServer.socket client, listName listName, byte[] data, int backupIdentity, bool isTimeVersion)
{
fileState fileState = fileState.NoPermission;
try
{
if (verify(client))
{
FileInfo file = new FileInfo(listName.Name);
listName.Set(file.FullName);
permission permission = getPermission(client, listName.LowerName);
if (verify(permission, permissionType.Write))
{
bool isFile = file.Exists;
if (isFile && isTimeVersion && file.LastWriteTimeUtc > listName.LastWriteTime)
{
return(server.fileState.TimeVersionError);
}
if (!isFile || file.LastWriteTimeUtc != listName.LastWriteTime || listName.Length != file.Length)
{
if (isFile)
{
permission.Backup(file, backupIdentity);
}
File.WriteAllBytes(listName.Name, data);
new FileInfo(listName.Name).LastWriteTimeUtc = listName.LastWriteTime;
}
fileState = fileState.Success;
}
}
}
catch (Exception error)
{
fileState = fileState.Exception;
log.Error.Add(error, listName.Name, false);
}
return(fileState);
}
private void upload(fastCSharp.net.tcp.commandServer.socket client, listName listName, Stream fileStream, int backupIdentity, bool isTimeVersion
, Func <returnValue <fileState>, bool> onUpload)
{
fileState fileState = fileState.NoPermission;
try
{
if (verify(client))
{
FileInfo file = new FileInfo(listName.Name);
listName.Set(file.FullName);
permission permission = getPermission(client, listName.LowerName);
if (verify(permission, permissionType.Write))
{
DirectoryInfo directory = file.Directory;
if (!directory.Exists)
{
directory.Create();
}
Action upload = uploader.GetUpload(permission, onUpload, listName, fileStream, backupIdentity, isTimeVersion);
onUpload = null;
fileStream = null;
fastCSharp.threading.threadPool.TinyPool.Start(upload);
}
}
}
catch (Exception error)
{
fileState = fileState.Exception;
log.Error.Add(error, listName.Name, false);
}
pub.Dispose(ref fileStream);
if (onUpload != null)
{
onUpload(fileState);
}
}
/// <summary>
/// 下载文件
/// </summary>
private void download()
{
listName listNameState = new listName {
Length = (long)(byte)fileState.Exception, LastWriteTime = DateTime.MinValue
};
FileStream readStream = null;
try
{
FileInfo fileInfo = new FileInfo(listName.Name);
if (fileInfo.LastWriteTimeUtc != listName.LastWriteTime || fileInfo.Length != listName.Length)
{
listNameState.Set(string.Empty, fileInfo.LastWriteTimeUtc, fileInfo.Length);
}
else
{
long position = fileStream.Position;
readStream = new FileStream(listName.Name, FileMode.Open, FileAccess.Read, FileShare.Read);
long length = readStream.Length;
if (position < length)
{
if (position != 0)
{
readStream.Seek(position, SeekOrigin.Begin);
}
while (position < length)
{
int read = readStream.Read(buffer, 0, buffer.Length);
if (read > 0)
{
fileStream.Write(buffer, 0, read);
position += read;
}
else
{
break;
}
}
}
if (position == length)
{
listNameState.Set(fileInfo.Name, fileInfo.LastWriteTimeUtc, length);
}
else
{
listNameState.Length = (long)(byte)fileState.LengthError;
}
}
}
catch (Exception error)
{
listNameState.Length = (long)(byte)fileState.Exception;
log.Error.Add(error, null, false);
}
Exception exception = null;
pub.Dispose(ref readStream, ref exception);
if (exception != null)
{
log.Error.Add(exception, null, false);
if (listNameState.Name != null)
{
listNameState.Length = (long)(byte)fileState.Exception;
listNameState.Set(null);
}
}
push(listNameState);
}