public async Task <IHttpActionResult> GetFileHead(string id)
{
await _log.LogVerbose(WebApiConfig.LogSourceFiles, $"HEAD:{id}, Getting file head");
Models.File file;
try
{
var fileId = Models.File.ConvertToStoreId(id);
file = await _filesRepo.GetFileHead(fileId);
if (file == null && _fileStreamRepo.FileExists(fileId))
{
// if the file is not found in the FileStore check the
// legacy database for the file
await _log.LogVerbose(WebApiConfig.LogSourceFiles, $"HEAD:{id}, Getting file head in filestream (legacy)");
file = _fileStreamRepo.GetFileHead(fileId);
}
if (file == null)
{
// the file was not found in either FileStore or legacy database
return(NotFound());
}
var response = Request.CreateResponse(HttpStatusCode.OK);
response.Content = new ByteArrayContent(Encoding.UTF8.GetBytes("0"));
// return file info in headers
response.Content.Headers.ContentDisposition = new ContentDispositionHeaderValue(Attachment)
{
FileName = file.FileName
};
response.Content.Headers.ContentType = new MediaTypeHeaderValue(file.ContentType);
response.Content.Headers.ContentLength = file.FileSize;
SetHeaderContent(response, file);
return(ResponseMessage(response));
}
catch (FormatException ex)
{
await _log.LogError(WebApiConfig.LogSourceFiles, new Exception($"HEAD:{id}, bad request", ex));
return(BadRequest());
}
catch (Exception ex)
{
await _log.LogError(WebApiConfig.LogSourceFiles, new Exception($"HEAD:{id}, Exception:{ex.Message}", ex));
return(InternalServerError());
}
}
public void Initialize(IFileStreamRepository fsr, IConfigRepository config, Guid fileId)
{
ThrowIf.ArgumentNull(fsr, nameof(fsr));
ThrowIf.ArgumentNull(config, nameof(config));
_filesRepository = fsr;
_configRepository = config;
_file = _filesRepository.GetFileHead(fileId);
if (_file == null)
{
throw new InvalidOperationException(
I18NHelper.FormatInvariant("Fatal. File '{0}' not found in legacy database", fileId));
}
}
