public IQueryable <PostImageViewModel> GetAllPostImageViewModels(HttpServerUtilityBase server, HttpRequestBase request, int page, int pageSize)
{
try
{
var di = new DirectoryInfo(server.MapPath("/_PostImages"));
var list = new List <PostImageViewModel>();
var index = 0;
var min = (page - 1) * pageSize;
var max = min + pageSize;
foreach (var file in di.GetFiles())
{
if (index < min)
{
index++;
continue;
}
var pivm = new PostImageViewModel();
pivm.FileName = file.Name;
var url = file.FullName.Replace(request.ServerVariables["APPL_PHYSICAL_PATH"], String.Empty).Replace('\\', '/');
url = url.TrimStart('_');
pivm.Url = "/" + url;
var image = System.Drawing.Image.FromFile(file.FullName);
pivm.Width = image.Width;
pivm.Height = image.Height;
image.Dispose();
list.Add(pivm);
index++;
if (index >= max)
{
break;
}
}
return(list.AsQueryable());
}
catch (Exception ex)
{
Log.Error(ex.Message, ex);
return((new List <PostImageViewModel>()).AsQueryable());
}
}
public async Task <ActionResult> EditImage(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
Post post = await db.Posts.FindAsync(id);
if (post == null)
{
return(HttpNotFound());
}
var model = new PostImageViewModel {
Id = post.Id
};
return(View(model));
}
public async Task <ActionResult> EditImage(PostImageViewModel model)
{
if (ModelState.IsValid)
{
string fileName = $"{DateTime.Now.Ticks}_{Path.GetFileName(model.ImageFile.FileName)}";
model.ImageFile.SaveAs(Path.Combine(Server.MapPath("~/Uploads/PostImages"), fileName));
Post post = await db.Posts.FindAsync(model.Id);
post.ImagePath = fileName;
db.Entry(post).State = EntityState.Modified;
await db.SaveChangesAsync();
return(RedirectToAction("Edit", new { id = model.Id }));
}
return(View(model));
}
public HttpResponseMessage Create(HttpRequestMessage request, PostImageViewModel postImageVm)
{
return(CreateHttpResponse(request, () =>
{
if (ModelState.IsValid)
{
PostImage postImageDb = new PostImage();
postImageDb.UpdatePostImage(postImageVm);
_postImageService.Add(postImageDb);
_postImageService.SaveChange();
return request.CreateResponse(HttpStatusCode.OK, postImageVm);
}
else
{
return request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
}));
}
public static void UpdatePostImage(this PostImage postImage, PostImageViewModel postImageVm)
{
postImage.Path = postImageVm.Path;
postImage.PostId = postImageVm.PostId;
postImage.Caption = postImageVm.Caption;
}