public ActionResult Edit(Guid id, Post post)
{
//get teh original and update it
Post original = DataSession.Load<Post>(id);
if (post.Title != null && post.Title.Length > 0 && post.Content != null && post.Content.Length > 0)
{
original.Hash = post.Hash;
original.Title = post.Title;
original.Content = post.Content;
ClearOldTags(original);
//update tags
string taglist = Request.Form["Tags"];
string[] tags = taglist.Split(',');
foreach(string tag in tags)
if(tag!=null && tag.Length>0) original.Tags.Add(new Tag {Name = tag, Post = original });
DataSession.SaveOrUpdate(original);
return RedirectToAction("Index", "Home");
}
else
{
ModelState.AddModelError("", "Some fields are invalid.");
return View(post);
}
}
public ActionResult New(Post post)
{
if (post.Title != null && post.Title.Length>0 && post.Content!=null && post.Content.Length>0)
{
post.Published = DateTime.Now;
post.Created = DateTime.Now;
//update tags
string taglist = Request.Form["Tags"];
string[] tags = taglist.Split(',');
foreach (string tag in tags)
post.Tags.Add(new Tag { Name = tag, Post = post });
DataSession.SaveOrUpdate(post);
return RedirectToAction("Index", "Home");
}
else
{
ModelState.AddModelError("", "Some fields are invalid.");
return View(post);
}
}
private void ClearOldTags(Post post)
{
foreach (Tag tag in post.Tags)
{
DataSession.Delete(tag);
}
post.Tags.Clear(); //remove old tags
}