public async Task <ActionResult> Create(int documentId = 0, int keywordId = 0, int classificationId = 0)
{
var image = new Image();
if (db.Set <Document>().Any(d => d.Id == documentId))
{
image.DocumentId = documentId;
image.ImageCode = CodeGenerator.SuggestImageCode(documentId);
}
if (keywordId != 0)
{
image.Keywords = await db.Set <Keyword>().Where(k => k.Id == keywordId).ToListAsync();
}
if (classificationId != 0)
{
image.ClassificationId = classificationId;
}
image.Translations.Add(new ImageTranslation
{
LanguageCode = LanguageDefinitions.DefaultLanguage
});
var model = new ImageEditViewModel(image);
model.PopulateDropDownLists(db.Set <Document>(), db.Set <Classification>(), db.Set <Keyword>());
return(View(model));
}
public async Task <ActionResult> Create(ImageEditViewModel model)
{
if (DoesCodeAlreadyExist(model.Image))
{
ModelState.AddModelError("Image.ImageCode", ImageStrings.CodeAlreadyExists);
}
if (ModelState.IsValid)
{
if (model.ImageUpload != null)
{
var fileName = Guid.NewGuid().ToString();
var path = Server.MapPath("~/Public/Images/");
FileUploadHelper.GenerateVersions(model.ImageUpload.InputStream, path + fileName);
model.Image.ImageUrl = fileName;
}
model.Image.Keywords =
db.Set <Keyword>()
.Where(kw => model.KeywordIds.Contains(kw.Id))
.ToList();
db.Add(model.Image);
await db.SaveChangesAsync();
return(RedirectToAction("Index"));
}
model.PopulateDropDownLists(db.Set <Document>(), db.Set <Classification>(), db.Set <Keyword>());
return(View(model));
}
public async Task <ActionResult> Edit(ImageEditViewModel model)
{
if (DoesCodeAlreadyExist(model.Image))
{
ModelState.AddModelError("Image.ImageCode", ImageStrings.CodeAlreadyExists);
}
if (ModelState.IsValid)
{
// "Force-load" the image and the keywords.
await db.ForceLoadAsync(model.Image, i => i.Keywords);
db.Update(model.Image);
model.Image.Keywords = db.Set <Keyword>()
.Where(k => model.KeywordIds.Contains(k.Id)).ToList();
foreach (var t in model.Image.Translations)
{
db.UpdateTranslation(t);
}
if (model.ImageUpload != null)
{
var fileName =
db.GetValueFromDb(model.Image, i => i.ImageUrl) ??
Guid.NewGuid().ToString();
var path = Server.MapPath("~/Public/Images/");
Directory.CreateDirectory(path);
FileUploadHelper.GenerateVersions(model.ImageUpload.InputStream, path + fileName);
model.Image.ImageUrl = fileName;
}
else
{
db.ExcludeFromUpdate(model.Image, i => new { i.ImageUrl });
}
await db.SaveChangesAsync();
return(RedirectToAction("Index"));
}
model.PopulateDropDownLists(db.Set <Document>(), db.Set <Classification>(), db.Set <Keyword>());
return(View(model));
}
public async Task <ActionResult> Edit(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
var image = await db.GetByIdAsync(id);
if (image == null)
{
return(HttpNotFound());
}
var model = new ImageEditViewModel(image);
model.PopulateDropDownLists(db.Set <Document>(), db.Set <Classification>(), db.Set <Keyword>());
return(View(model));
}
