public async Task <FileOperationStatus> AddFileAsync(string sectionName, string filename, Stream content)
{
if (string.IsNullOrWhiteSpace(filename))
{
return(FileOperationStatus.BadParameters);
}
var section = FileSections.FirstOrDefault(s => s.Name == sectionName);
if (section == null)
{
LogDebug($"Section {sectionName} not found");
return(FileOperationStatus.NotFound);
}
if (content == null || !content.CanRead)
{
return(FileOperationStatus.BadParameters);
}
if (filename.Contains("_CHANGED_"))
{
return(FileOperationStatus.BadParameters);
}
var filePath = FilesLocation + Path.DirectorySeparatorChar + section.Folder + Path.DirectorySeparatorChar + filename;
if (File.Exists(filePath))
{
return(FileOperationStatus.Conflict);
}
try
{
using (var file = new FileStream(filePath, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite))
{
await content.CopyToAsync(file).ConfigureAwait(false);
await file.FlushAsync();
}
}
catch (Exception ex)
{
LogException(LogLevel.Warning, ex);
return(FileOperationStatus.Error);
}
if (FilesPreprocessingEnabled)
{
return(FilePreprocessController.EnqueueFile(filePath)
? FileOperationStatus.JobQueued
: FileOperationStatus.Ok);
}
return(FileOperationStatus.Ok);
}
public Stream GetFileStream(string sectionName, string filename)
{
if (string.IsNullOrWhiteSpace(filename))
{
return(null);
}
var section = FileSections.FirstOrDefault(s => s.Name == sectionName);
if (section == null)
{
LogDebug($"Section {sectionName} not found");
return(null);
}
var filePath = FilesLocation + Path.DirectorySeparatorChar + section.Folder + Path.DirectorySeparatorChar + filename;
return(File.Exists(filePath) ? new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite) : null);
}
public bool FileExists(string sectionName, string filename)
{
if (string.IsNullOrWhiteSpace(filename))
{
return(false);
}
var section = FileSections.FirstOrDefault(s => s.Name == sectionName);
if (section == null)
{
LogDebug($"Section {sectionName} not found");
return(false);
}
var filePath = FilesLocation + Path.DirectorySeparatorChar + section.Folder + Path.DirectorySeparatorChar + filename;
return(File.Exists(filePath));
}
private FileSection ExtractFileSection(string localPath)
{
if (localPath == null)
{
return(null);
}
try
{
var sectionName = localPath.Trim('/');
var slashIndex = sectionName.IndexOf("/", StringComparison.Ordinal);
var lastSlashIndex = sectionName.LastIndexOf("/", StringComparison.Ordinal);
sectionName = sectionName.Substring(slashIndex + 1, lastSlashIndex - slashIndex - 1);
LogDebug($"Section requested: {sectionName}");
return(FileSections.FirstOrDefault(s => s.Folder == sectionName));
}
catch (Exception)
{
return(null);
}
}
public FileOperationStatus DeleteFile(string sectionName, string filename)
{
var section = FileSections.FirstOrDefault(s => s.Name == sectionName);
if (section == null)
{
LogDebug($"Section {sectionName} not found");
return(FileOperationStatus.NotFound);
}
if (filename.Contains("_CHANGED_"))
{
return(FileOperationStatus.BadParameters);
}
var filePath = FilesLocation + Path.DirectorySeparatorChar + section.Folder + Path.DirectorySeparatorChar + filename;
if (!File.Exists(filePath))
{
LogDebug($"File {filePath} does not exist and cannot be deleted");
return(FileOperationStatus.NotFound);
}
var compressed = IoHelper.LoadAllChanged(filePath);
try
{
File.Delete(filePath);
compressed.ForEach(File.Delete);
return(FileOperationStatus.Ok);
}
catch (Exception ex)
{
LogException(LogLevel.Warning, ex);
return(FileOperationStatus.Error);
}
}