public IActionResult UploadImage(IList <IFormFile> files) { IFormFile uploadedImage = files.FirstOrDefault(); if (uploadedImage == null || uploadedImage.ContentType.ToLower().StartsWith("image/")) { using (ImageDBContext dbContext = new ImageDBContext()) { MemoryStream ms = new MemoryStream(); uploadedImage.OpenReadStream().CopyTo(ms); System.Drawing.Image image = System.Drawing.Image.FromStream(ms); Models.Image imageEntity = new Models.Image() { Id = Guid.NewGuid(), Name = uploadedImage.Name, Data = ms.ToArray(), Width = image.Width, Height = image.Height, ContentType = uploadedImage.ContentType }; dbContext.Images.Add(imageEntity); dbContext.SaveChanges(); } } return(RedirectToAction("Index")); }
public IActionResult Index() { using (ImageDBContext dbContext = new ImageDBContext()) { List <Guid> iamgeIds = dbContext.Images.Select(m => m.Id).ToList(); return(View(iamgeIds)); } }
public FileStreamResult ViewImage(Guid id) { using (ImageDBContext dbContext = new ImageDBContext()) { Models.Image image = dbContext.Images.FirstOrDefault(m => m.Id == id); MemoryStream ms = new MemoryStream(image.Data); return(new FileStreamResult(ms, image.ContentType)); } }
public ImageController(ImageDBContext context, IHostingEnvironment hostEnvironment) { _context = context; this._hostEnvironment = hostEnvironment; }