public async Task <PersonLookupDto> findPersons(UserImageDto userImage, bool trimJSImageString = false)
{
if (trimJSImageString)
{
userImage.imageString = userImage.imageString.Split(',')[1];
}
return(await findPersons(userImage));
}
public IHttpActionResult ChangeImage(UserImageDto imageDto)
{
var path = imageSaver.SaveFile(imageDto.Image);
usersService.SetImage(User.Identity.GetUserId <int>(), path);
return(Ok(new UserDto {
ImagePath = path
}));
}
private string SaveCoverImage(UserImageDto img)
{
var user = new UserDto {
ID = img.UserId
};
var src = img.SourceUrl.Substring(img.SourceUrl.IndexOf(',') + 1);
byte[] data = Convert.FromBase64String(src);
user.CoverImage = data;
_userRepository.UpdateUserCoverImage(_autoMap.Map <UserDto, User>(user));
return(img.SourceUrl);
}
public IActionResult Add([FromForm] UserImageDto imageDto)
{
UserImage userImage = new UserImage();
userImage.UserId = imageDto.UserId;
var result = _userImageService.Add(imageDto.File, userImage);
if (result.Success)
{
return(Ok(result));
}
return(BadRequest(result));
}
public async Task <PersonLookupDto> findPersons(UserImageDto userImage)
{
Byte[] image = Convert.FromBase64String(userImage.imageString);
try
{
List <DetectedPersonDto> detectedPersonDtos = await _cognitiveFaceProvider.detectPerson(image);
return(new PersonLookupDto()
{
users = await Identifypersons(detectedPersonDtos)
});
}
catch (Exception e)
{
throw;
}
}
public String ProcessImageByAction(UserImageDto img)
{
var result = String.Empty;
switch (img.Action)
{
case "VerifyCoverPic":
{
result = VerifyImageSize(img.SourceUrl, 800, 200);
}
break;
case "VerifyProfilePic":
{
result = VerifyProfilePicImageSize(img.SourceUrl);
}
break;
case "PreviewCoverPic":
{
result = ImagePreview(img, 595, 800);
}
break;
case "SaveCoverPic":
{
result = SaveCoverImage(img);
}
break;
case "SaveProfilePic":
{
result = SaveProfileImage(img);
}
break;
default:
return(String.Empty);
}
return(result);
}
private string SaveProfileImage(UserImageDto img)
{
var imgMemoryStream = new MemoryStream();
var user = new UserDto {
ID = img.UserId
};
var src = img.SourceUrl.Substring(img.SourceUrl.IndexOf(',') + 1);
byte[] data = Convert.FromBase64String(src);
Image imgPhoto = Image.FromStream(new MemoryStream(data));
var newImage = new Bitmap(160, 160);
Graphics.FromImage(newImage).DrawImage(imgPhoto, 0, 0, 160, 160);
newImage.Save(imgMemoryStream, ImageFormat.Jpeg);
byte[] modifiedImage = imgMemoryStream.GetBuffer();
user.ProfileImage = modifiedImage;
_userRepository.UpdateUserProfileImage(_autoMap.Map <UserDto, User>(user));
return(img.SourceUrl);
}
private string ImagePreview(UserImageDto img, int maxHeight, int maxWidth)
{
byte[] src;
var currentImage = img.SourceUrl.Substring(img.SourceUrl.IndexOf(',') + 1);
byte[] data = Convert.FromBase64String(currentImage);
Image imgPhoto = Image.FromStream(new MemoryStream(data));
var height = imgPhoto.Height;
var width = imgPhoto.Width;
if (height > maxHeight && width > maxWidth)
{
var newImage = new Bitmap(maxWidth, maxHeight);
Graphics.FromImage(newImage).DrawImage(imgPhoto, 0, 0, maxWidth, maxHeight);
src = CropImageFile(newImage, img.Width, img.Height, img.X, img.Y);
}
else if (height > maxHeight)
{
var newImage = new Bitmap(maxWidth, maxHeight);
Graphics.FromImage(newImage).DrawImage(imgPhoto, 0, 0, width, maxHeight);
src = CropImageFile(newImage, img.Width, img.Height, img.X, img.Y);
}
else if (width > maxWidth)
{
var newImage = new Bitmap(maxWidth, maxHeight);
Graphics.FromImage(newImage).DrawImage(imgPhoto, 0, 0, maxWidth, height);
src = CropImageFile(newImage, img.Width, img.Height, img.X, img.Y);
}
else
{
src = CropImageFile(imgPhoto, 800, 200, img.X, img.Y);
}
var imageForPreview = Convert.ToBase64String(src);
return(imageForPreview);
}
public HttpResponseMessage Post(UserImageDto img)
{
var response = _imageFacade.ProcessImageByAction(img);
return(Request.CreateErrorResponse(HttpStatusCode.Created, response));
}
