public News Create(News news)
{
if (news == null)
throw new ArgumentException(ERROR_CREATE_NEWS);
_database.News.Add(news);
return news;
}
public void Edit(News news)
{
News newsInDb = _database.News.Find(news.NewsId);
if (newsInDb == null)
{
Create(news);
}
else
{
_database.Entry(newsInDb).CurrentValues.SetValues(news);
_database.Entry(newsInDb).State = System.Data.Entity.EntityState.Modified;
}
}
public Comment Create(User user, News publication, String content)
{
if (String.IsNullOrEmpty(content) || user == null)
throw new ArgumentException(ERROR_CREATE_COMMENT);
Comment comment = new Comment()
{
Owner = user,
Content = content,
Publication = publication,
DatePublication = DateTime.Now,
CommentId = Guid.NewGuid()
};
_database.Comments.Add(comment);
return comment;
}
public News Create(User user, String title, String content, String category, byte[] image = null)
{
if (String.IsNullOrEmpty(title) || String.IsNullOrEmpty(content) || user == null)
throw new ArgumentException(ERROR_CREATE_NEWS);
News news = new News()
{
Title = title,
Content = content,
Owner = user,
Category = category,
Image = image,
DatePublication = DateTime.Now,
NewsId = Guid.NewGuid()
};
_database.News.Add(news);
return news;
}
public ActionResult AddNews(News news, HttpPostedFileBase upload)
{
byte[] file = null;
if (ModelState.IsValid)
{
if (upload != null)
{
file = ConverterFileToBytes.Convert(upload);
}
using (UnitOfWork unit = new UnitOfWork())
{
UserRepository userRep = new UserRepository(unit.DataContext);
User user = userRep.GetUserById(new Guid(Session["LoginUserID"].ToString()));
if (user != null)
{
NewsService newServ = new NewsService(unit.DataContext);
newServ.Create(user, news.Title, news.Content, news.Category, file);
unit.Commit();
}
}
}
return RedirectToAction("Index");
}
public ActionResult Edit(News news, HttpPostedFileBase upload)
{
if (ModelState.IsValid && Session["LoginUserID"] != null)
{
byte[] file = null;
if (upload != null)
file = ConverterFileToBytes.Convert(upload);
using (UnitOfWork unit = new UnitOfWork())
{
NewsService newsServ = new NewsService(unit.DataContext);
NewsRepository newsRep = new NewsRepository(unit.DataContext);
UserRepository userRep = new UserRepository(unit.DataContext);
CommentRepository comRep = new CommentRepository(unit.DataContext);
news.NewsId = new Guid(Session["NewsId"].ToString());
news.Image = file;
news.DatePublication = newsRep.GetNewsById(news.NewsId).DatePublication;
news.Owner = userRep.GetUserById(new Guid(Session["LoginUserID"].ToString()));
news.Comments = comRep.GetCommentsByPublicationId(new Guid(Session["LoginUserID"].ToString())).ToList();
newsServ.Edit(news);
unit.Commit();
}
return RedirectToAction("Index");
}
return HttpNotFound();
}
public void Delete(News news)
{
if (news == null)
throw new ArgumentException(ERROR_DELETE_NEWS);
_database.News.Remove(news);
}
