static void Main(string[] args)
{
DB = DataBase.GetInstance();
while (true)
{
foreach (var f in DB.Feeds.Where(i => i.LastChecked.AddMinutes(15) < DateTime.Now).AsParallel())
{
try
{
foreach (var fi in FeedParser.Parse(new Uri(f.Url)))
{
try
{
FeedReader.Models.FeedItem nFeedItem = new FeedReader.Models.FeedItem
{
FeedID = f.ID,
Created = fi.PublicationDate,
Description = PrepareString(fi.Description),
Title = PrepareString(fi.Title),
Url = fi.Link.ToString()
};
if (!DB.FeedItems.Any(i => i.Url == nFeedItem.Url && i.FeedID == f.ID))
{
DB.FeedItems.InsertOnSubmit(nFeedItem);
Console.WriteLine("{0}: {1}", f.Title, nFeedItem.Title);
}
}
catch (Exception e)
{
Console.WriteLine("Error occurred inserting {0}.", fi.Title.TrimEnd('.'));
Console.WriteLine(e);
}
}
f.LastChecked = DateTime.Now;
}
catch (Exception e)
{
Console.WriteLine("Failed to download or parse {0}.", f.Title);
Console.WriteLine(e);
}
}
try
{
DB.SubmitChanges();
Thread.Sleep(30 * 1000);
}
catch (Exception e)
{
Console.WriteLine("Error inserting feeds:");
Console.WriteLine(e.Message);
Thread.Sleep(10 * 1000);
}
DB.ClearInternalCache();
}
}
public static bool LogIn()
{
if (DB == null) DB = DataBase.GetInstance();
if (!CurrentController.Session.AsEnumerable().Any(i => i.Key == "UserInfo" && i.Value.GetType() == typeof(Models.User))) return false;
Models.User userInfo = (Models.User)CurrentController.Session["UserInfo"];
Models.User user = DB.Users.FirstOrDefault(u => u.Email == userInfo.Email);
if (user == null || user.PasswordHash != userInfo.PasswordHash) return IsLoggedIn = false;
CurrentController.Session["UserInfo"] = Info = user;
return true;
}
public ActionResult Open(int? id)
{
if (!id.HasValue || !UserInfo.LogIn()) return RedirectToAction("Login", "User");
this.DB = DataBase.GetInstance();
this.DB.ClearInternalCache();
FeedItem feedItem = this.DB.FeedItems.FirstOrDefault(i => i.ID == id.Value);
if (feedItem == null) return RedirectToAction("Login", "User");
UserFeedItem ufi = UserInfo.Info.UserFeedItems.FirstOrDefault(i => i.FeedItemID == id.Value);
if (ufi != null) ufi.Read = true;
else this.DB.UserFeedItems.InsertOnSubmit(new UserFeedItem { FeedItemID = id.Value, UserID = UserInfo.Info.ID, Read = true });
this.DB.SubmitChanges();
return Redirect(feedItem.Url);
}
public ActionResult RegisterSubmit(string email, string password, string passwordAgain)
{
List<string> errors;
if (Validator.IsValidUser(email, password, passwordAgain, out errors))
{
DB = DataBase.GetInstance();
DB.Users.InsertOnSubmit(new Models.User { Email = email, PasswordHash = Classes.UserInfo.HashPassword(password), Registered = DateTime.Now });
DB.SubmitChanges();
UserInfo.LogIn(email, password);
}
return RedirectToAction("Index", "Home");
}
public ActionResult View(int? page)
{
if (!UserInfo.LogIn()) return RedirectToAction("Login", "User");
if (page <= 0) page = null;
this.DB = DataBase.GetInstance();
this.DB.ClearInternalCache();
var q = (from feed in UserInfo.Info.UserFeeds
from feedItem in feed.Feed.FeedItems
where !UserInfo.Info.UserFeedItems.Any(f => f.FeedItemID == feedItem.ID && f.Read)
select feedItem);
return View(new ViewFeedsViewModel { CurrentPage = page ?? 1, FeedItems = q.OrderByDescending(f => f.Created).Skip(page.HasValue ? Math.Abs((page.Value - 1) * Properties.Settings.Default.PageLength) : 0).Take(Properties.Settings.Default.PageLength), Pages = (int)Math.Ceiling(q.Count() / (double)Properties.Settings.Default.PageLength) });
}
public static bool LogIn(string username, string password)
{
if (DB == null) DB = DataBase.GetInstance();
password = HashPassword(password);
Models.User user = DB.Users.FirstOrDefault(u => u.Email == username);
if (user == null || user.PasswordHash != password)
{
Thread.Sleep(Properties.Settings.Default.FailedLogInSleep);
return IsLoggedIn = false;
}
CurrentController.Session["UserInfo"] = Info = user;
return true;
}
public static DataBase GetInstance()
{
if (Instance == null) Instance = new DataBase();
return Instance;
}