public ActionResult CreatePost(string title, string content, string tags, string link)
{
Post p = new Post();
p.Title = title;
p.Content = content;
p.PublishDate = DateTime.UtcNow;
p.StaticLink = link;
p.Tags = new List<Tag>();
p.Writer = Membership.GetUser().UserName;
foreach (var tag in tags.Split(','))
{
Tag t = _TagRepository.Find(tag.Trim());
if (t == null)
t = new Tag { TagName = tag.Trim() };
p.Tags.Add(t);
}
_PostRepository.Add(p);
_PostRepository.Save();
return View("Poster");
}
public ActionResult EditPost(long id, string title, string content, string tags, string link)
{
Post p = _PostRepository.Find(id);
if (p == null)
return HttpNotFound();
p.Title = title;
p.Content = content;
p.PublishDate = DateTime.UtcNow;
p.StaticLink = link;
string[] newTagNames=tags.Split(',');
IQueryable<Tag> removeTags = p.Tags.Where(x=>newTagNames.Count(y=>y == x.TagName)==0).AsQueryable();
string[] addTags = newTagNames.Where(x=>p.Tags.Count(y=>y.TagName == x) == 0).ToArray();
foreach (var tag in removeTags.ToList())
{
p.Tags.Remove(tag);
}
foreach (var tag in addTags)
{
Tag t = _TagRepository.Find(tag.Trim());
if (t == null)
t = new Tag { TagName = tag.Trim() };
p.Tags.Add(t);
}
_PostRepository.Save();
return View("Poster", p);
}
