public override async Task<object> ReadFromStreamAsync(Type type, Stream readStream, HttpContent content, IFormatterLogger formatterLogger)
{
var parts = await content.ReadAsMultipartAsync();
var obj = Activator.CreateInstance(type);
var propertiesFromObj = obj.GetType().GetRuntimeProperties().ToList();
foreach (var property in propertiesFromObj.Where(x => x.PropertyType == typeof(FileModel)))
{
var file = parts.Contents.FirstOrDefault(x => x.Headers.ContentDisposition.Name.IndexOf(property.Name, StringComparison.InvariantCultureIgnoreCase) != -1);
if (file == null || file.Headers.ContentLength <= 0) continue;
try
{
var fileModel = new FileModel(file.Headers.ContentDisposition.FileName.Trim('\"'), file.Headers.ContentType.MediaType, Convert.ToInt32(file.Headers.ContentLength), await file.ReadAsStreamAsync()); //(file.Headers.ContentDisposition.FileName, Convert.ToInt32(file.Headers.ContentLength), ReadFully(file.ReadAsStreamAsync().Result));
property.SetValue(obj, fileModel);
}
catch (Exception e)
{
}
}
foreach (var property in propertiesFromObj.Where(x => x.PropertyType != typeof(FileModel)))
{
var formData = parts.Contents.FirstOrDefault(x => x.Headers.ContentDisposition.Name.IndexOf(property.Name, StringComparison.InvariantCultureIgnoreCase) != -1);
if (formData == null) continue;
try
{
var strValue = formData.ReadAsStringAsync().Result;
var valueType = Nullable.GetUnderlyingType(property.PropertyType) ?? property.PropertyType;
var value = Convert.ChangeType(strValue, valueType);
property.SetValue(obj, value);
}
catch (Exception e)
{
}
}
return obj;
}
public Dictionary<string, FaceRecognitionTrainingStatus> TrainFaceRecognition(FileModel zippedDirectory)
{
return _fromFileDatabaseFiller.ReadImagesWithPersonsFromZip(zippedDirectory);
}
public Dictionary<string, FaceRecognitionTrainingStatus> ReadImagesWithPersonsFromZip(FileModel zippedDirectory)
{
if (zippedDirectory != null && zippedDirectory.Content != null && ZipFile.IsZipFile(zippedDirectory.Content, false))
{
if (zippedDirectory.Content.CanSeek)
{
zippedDirectory.Content.Seek(0, SeekOrigin.Begin);
}
string extractedPath = _tempDirectory + "\\" + Guid.NewGuid();
if (!Directory.Exists(_tempDirectory))
{
Directory.CreateDirectory(_tempDirectory);
}
using (var zipFile = ZipFile.Read(zippedDirectory.Content))
{
zipFile.ExtractAll(extractedPath, ExtractExistingFileAction.OverwriteSilently);
}
var faceRecognitionTrainingStatuses = ReadImagesWithPersonsFromDirectory(extractedPath);
Directory.Delete(extractedPath, true);
return faceRecognitionTrainingStatuses;
//zipFile.ExtractAll()
}
return null;
}