public override FileActionStatus Save(FileDefinition fileDefinition, ContainerDefinition containerDefinition,
FileCreateOptions fileCreateOptions,
ContainerCreateOptions containerCreateOptions)
{
var status = new FileActionStatus();
// If we aren't allowing auto creation of directories, fail
if (!Directory.Exists(containerDefinition.Path) && !_createPathsAutomatically)
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.NoAction +
" Path does not exist, and config to create paths automatically is false.";
return status;
}
// Create directory if it doesn't exist
Directory.CreateDirectory(containerDefinition.Path);
var path = GetFullFilePath(fileDefinition, containerDefinition);
// Overwrite based on provided option
if (!fileCreateOptions.OverwriteExisting && File.Exists(path))
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.NoAction +
" File already exists; must explicitly set option to overwrite.";
return status;
}
SaveFile(path, fileDefinition.Data).Wait();
status.Status = Status.Success;
status.Message = Constants.Messages.Success;
return status;
}
public override FileActionStatus TryRead(FileDefinition fileDefinition, ContainerDefinition containerDefinition,
out byte[] data)
{
var status = new FileActionStatus();
var path = GetFullFilePath(fileDefinition, containerDefinition);
try
{
data = File.ReadAllBytes(path);
status.Status = Status.Success;
status.Message = Constants.Messages.Success;
}
catch (Exception)
{
data = null;
status.Status = Status.NoAction;
status.Message = Constants.Messages.NoAction;
}
return status;
}
public override FileActionStatus Move(FileDefinition fileDefinition, ContainerDefinition containerDefinition,
ContainerDefinition newContainerDefinition, string newFileName = null)
{
var status = new FileActionStatus();
var newFileDefinition = new FileDefinition {Name = newFileName ?? fileDefinition.Name};
// Don't clone fileDefinition since we don't need the data here, just the name
var oldPath = GetFullFilePath(fileDefinition, containerDefinition);
var newPath = GetFullFilePath(newFileDefinition, newContainerDefinition);
// Fail early if file doesn't exist
if (!File.Exists(oldPath))
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.FileDoesNotExist;
return status;
}
try
{
// If we aren't allowing auto creation of directories, fail
if (!Directory.Exists(newContainerDefinition.Path) && !_createPathsAutomatically)
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.NoAction +
" Destination path does not exist, and config to create paths automatically is false.";
return status;
}
Directory.CreateDirectory(newContainerDefinition.Path);
File.Move(oldPath, newPath);
if (_removeEmptyPathsOnMove) RemoveEmptyDirectories(containerDefinition.Path);
}
catch (Exception)
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.NoAction;
}
status.Status = Status.Success;
status.Message = Constants.Messages.Success;
return status;
}
private async Task<FileActionStatus> SaveFile(string path, byte[] data)
{
var status = new FileActionStatus();
try
{
using (var sourceStream = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.None))
{
await sourceStream.WriteAsync(data, 0, data.Length);
}
;
}
catch (Exception)
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.NoAction;
}
status.Status = Status.Success;
status.Message = Constants.Messages.Success;
return status;
}
public override FileActionStatus Delete(FileDefinition fileDefinition, ContainerDefinition containerDefinition)
{
var status = new FileActionStatus();
var path = GetFullFilePath(fileDefinition, containerDefinition);
// Fail early if file doesn't exist
if (!File.Exists(path))
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.FileDoesNotExist;
return status;
}
try
{
File.Delete(path);
if (_removeEmptyPathsOnDelete) RemoveEmptyDirectories(containerDefinition.Path);
}
catch (Exception)
{
status.Status = Status.NoAction;
status.Message = Constants.Messages.NoAction;
}
status.Status = Status.Success;
status.Message = Constants.Messages.Success;
return status;
}
