public ActionResult DeleteCategory(int id, int? MovePostsDestination, string MovePostOption, int? MoveChildrenDestination)
{
var model = new AdminDeleteCategoryViewModel();
model.AddNavigation("Admin Panel", "Overview", "Admin", null);
model.AddNavigation("Delete Category");
using (ForumRespository db = new ForumRespository())
{
Forum_User CurrentUser = GetCurrentUser(db);
if (!UserIdentity.IsAdmin)
return AuthenticationHelper.AccessDeniedView(model); // Administrating the forum requires the user to be an Admin.
Forum_Category CurrentCategory = db.GetCategoryByID(id);
if (CurrentCategory == null)
return NotFoundView("Category");
if (CurrentCategory.CategoryID == (int)BuildInCategory.Root)
return RedirectToAction("Overview");
if (IsHttpPost && AntiForgeryTokenValid)
{
db.DeleteCategory(CurrentCategory);
if (CurrentCategory.AllowPosts)
{
bool DeletePosts = String.Equals(MovePostOption, "Delete", StringComparison.Ordinal);
if (!DeletePosts && MovePostsDestination == null)
return RedirectToAction("Overview");
if (!DeletePosts)
{
foreach (var Thread in CurrentCategory.Forum_Threads)
{
Thread.CategoryID = (int)MovePostsDestination;
}
}
else
{
db.DeleteThreads(CurrentCategory.Forum_Threads);
}
}
if (CurrentCategory.Forum_Categories.Count > 0)
{
var NewParent = db.GetCategoryByID((int)MoveChildrenDestination);
if (NewParent == null)
return RedirectToAction("Overview");
foreach (var Child in CurrentCategory.Forum_Categories)
{
Child.ParentID = NewParent.CategoryID;
}
}
db.Save();
return RedirectToAction("Category");
}
model.ThreadCount = CurrentCategory.Forum_Threads.Count;
model.HasChildCategories = CurrentCategory.Forum_Categories.Count > 0;
model.CategoryName = CurrentCategory.Name;
foreach (var Category in db.GetAllCategories())
{
if (Category.CategoryID != (int)BuildInCategory.Root & Category.CategoryID != CurrentCategory.CategoryID)
model.MovePostsToOptions.Add(new AdminNamedID() { Name = Category.Name, ID = Category.CategoryID });
var Parent = Category;
while (Parent != null)
{
if (Parent == CurrentCategory) break;
Parent = Parent.Category1;
}
if (Parent != null) continue;
model.MoveChildrenToOptions.Add(new AdminNamedID() { Name = Category.Name, ID = Category.CategoryID });
}
return View(model);
}
}