public IActionResult SetTags(int id, string tagLine = "")
{
if (string.IsNullOrEmpty(tagLine))
{
tagLine = "";
}
var newTags = Helpers.TagLine2Tags(tagLine);
var didSomething = false;
var result = "";
using (var db = new FusekiContext())
{
var image = db.Images
.Include(el => el.ImageTags)
.FirstOrDefault(el => el.Id == id);
var exiTags = image.ImageTags ?? new List <ImageTag>();
//exiTags = new List<ImageTag>();
var toDelete = new List <ImageTag>();
foreach (var tag in newTags)
{
if (exiTags.FirstOrDefault(el => el.Name == tag) == null)
{
var newImageTag = new ImageTag();
newImageTag.Image = image;
newImageTag.Name = tag;
db.Add(newImageTag);
didSomething = true;
result += $"\ncreated new tag for image: {tag}";
}
}
foreach (var exiTag in exiTags)
{
if (newTags.FirstOrDefault(el => el == exiTag.Name) == null)
{
db.Remove(exiTag);
didSomething = true;
result += $"\nremoved old tag on image: {exiTag.Name}";
}
}
if (didSomething)
{
db.SaveChanges();
}
}
var arm = new ActionResultModel();
arm.NextLink = "/image/viewall";
arm.NextLinkDescription = "back to image list";
arm.SetResult(result);
return(View("ActionResult", arm));
}
public IActionResult UploadPost(UploadFileModel file, string tagLine)
{
//possibly accept the override filename
var filename = file.Image.FileName;
if (string.IsNullOrEmpty(file.Filename))
{
file.Filename = file.Filename.ToLower();
}
else
{
filename = file.Filename;
}
filename = CleanFilename(filename);
if (!ValidateImageExtension(filename))
{
var extFromImage = Path.GetExtension(file.Image.FileName);
if (ValidateImageExtension(extFromImage))
{
filename = filename + extFromImage;
}
else
{
throw new Exception("Invalid extension on filename" + filename);
}
}
var targetPath = $"{PublishConfiguration.ImageSource}/{filename}";
if (System.IO.File.Exists(targetPath))
{
throw new System.Exception("Already exists.");
}
using (var stream = System.IO.File.Create(targetPath))
{
file.Image.CopyTo(stream);
}
using (var db = new FusekiContext())
{
var image = new Image();
image.Filename = filename;
db.Add(image);
var tags = Helpers.TagLine2Tags(tagLine);
foreach (var tag in tags)
{
var t = new ImageTag();
t.Image = image;
t.Name = tag;
db.Add(t);
}
db.SaveChanges();
}
var arm = new ActionResultModel();
arm.NextLink = "/image/upload";
arm.NextLinkDescription = "Return to image upload";
arm.SetResult("Uploaded image");
return(View("ActionResult", arm));
}