public void FileWrapper_ToMetaData_Returns_Properly_Hydrated()
{
var fileWrapper = new FileWrapper();
fileWrapper.ApplicationName = "application";
fileWrapper.FileName = "file.txt";
fileWrapper.MimeType = "mimetype";
fileWrapper.Payload = new byte []{1, 0, 1};
var metaData = fileWrapper.ToMetaData();
Assert.AreEqual(metaData.ApplicationName, fileWrapper.ApplicationName);
Assert.AreEqual(metaData.FileName, fileWrapper.FileName);
Assert.AreEqual(metaData.MimeType, fileWrapper.MimeType);
Assert.AreEqual(metaData.Checksum, Checksummer.ComputeChecksum(fileWrapper.Payload));
}
public async Task<HttpResponseMessage> SaveFileAsync(FileWrapper file)
{
if (!ModelState.IsValid)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
// todo: consider rolling this into a validation attribute.
if (!string.IsNullOrEmpty(file.Sha256Checksum))
{
if (!Checksummer.ChecksumsMatch(file.Sha256Checksum, file.Payload))
{
logger.Info(string.Format("Checksum mismatch for file with name: {0} from application: {1}", file.FileName, file.ApplicationName));
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, "The checksum submitted did not match the server computed SHA256 checksum.");
}
}
try
{
var uniqueFileName = Guid.NewGuid() + "_" + file.FileName;
var filePath = BuildFilePathAndAppendFileName(baseFileStoragePath, file.ApplicationName, uniqueFileName);
await fileStorageProvider.StoreFile(filePath, file.Payload);
var metaData = file.ToMetaData();
metaData.StoragePath = filePath;
var fileId = await metaDataRepository.SaveFileMetaDataAsync(metaData);
var response = Request.CreateResponse(HttpStatusCode.Created, file);
response.Headers.Location = new Uri(Url.Link("GetFileById", new { id = fileId}));
return response;
}
catch (Exception e)
{
logger.Error(string.Format("error saving file with name: {0} for application: {1}", file.FileName, file.ApplicationName), e);
return Request.CreateErrorResponse(HttpStatusCode.InternalServerError, "File Storage API experienced an error. This has been reported. Please try again shortly.");
}
}