private void cmbLocations_SelectedIndexChanged(object sender, EventArgs e)
{
_location = (Location) cmbLocations.SelectedItem;
_locationGuestCount = LogicCollection.GuestLogic.GetGuestCountByLocation(_location);
lblLocationCapacity.Text = $"{_locationGuestCount} / {_location.Capacity}";
}
public bool Delete(Location entity)
{
var location = _locations.FirstOrDefault(e => e.ID == entity.ID);
if (location == null) return false;
_locations.Remove(location);
return true;
}
public Location Insert(Location entity)
{
if (GetById(entity.ID) != null) return null;
var id = _locations.Max(e => e.ID);
var location = new Location(id, entity.EventID, entity.Name, entity.Capacity, entity.Price, entity.Coordinates);
_locations.Add(location);
return location;
}
public Guest RegisterNewUserForEvent(string username, Event ev, Location location, DateTime start, DateTime end, int leaderID)
{
var password = Membership.GeneratePassword(10, 2);
var user = new User(0, username, LogicCollection.UserLogic.GetHashedPassword(password), "new user");
user = LogicCollection.UserLogic.RegisterUser(user, true, password);
SendConfirmationEmail(user, ev, location, start, end);
return RegisterUserForEvent(user, ev, location, start, end, leaderID);
}
public Guest RegisterUserForEvent(User user, Event ev, Location location, DateTime start, DateTime end, int leaderID = 0)
{
var existingGuest = _context.GetGuestByEvent(ev, user.ID); // Checks if user is already registered for an event
if (existingGuest != null) return existingGuest;
var guest = new Guest(user.ID, user.Username, user.Password, user.Name, "", false, ev.ID, false, start, end,
location.ID, user.RegistrationDate, user.Permission, user.Surname, user.Country, user.City, user.Postal,
user.Address, user.Telephone, leaderID);
SendConfirmationEmail(user, ev, location, start, end);
FtpHelper.CreateDirectory($"{ev.ID}/{guest.ID}");
return _context.Insert(guest);
}
public List<Guest> RegisterUsersForEvent(List<string> usernames, Event ev, Location location, DateTime start, DateTime end, int leaderID)
{
var res = new List<Guest>();
foreach (var username in usernames)
{
var user = LogicCollection.UserLogic.GetByUsername(username);
var guest = (user != null
? RegisterUserForEvent(user, ev, location, start, end)
: RegisterNewUserForEvent(username, ev, location, start, end, leaderID));
res.Add(guest);
}
return res;
}
public int GetGuestCountByLocation(Location location)
{
return _context.GetGuestCountByLocation(location);
}
/// <summary>
/// Sends a confirmation email to given user
/// </summary>
/// <param name="user">user to send confirmation email to</param>
/// <returns>true if mail was successfully send, throws exception if sending mail fails</returns>
private static bool SendConfirmationEmail(User user, Event ev, Location location, DateTime start, DateTime end)
{
// TODO: Add this to settings boyo
var fromAddress = new MailAddress("*****@*****.**", "ICT4Events");
var toAddress = new MailAddress(user.Username, user.Name);
const string fromPassword = "******";
var message = new MailMessage("*****@*****.**", "*****@*****.**")
{
Subject = "Confirmation of your new user account for ICT4Events",
Body =
"Hello " + user.Name + ",\r\n\r\n" +
$"Your have been registered to participate in event {ev.Name}!\r\n" +
$"The location you entered is {location.Name}.\r\n" +
$"We will be expecting to see you on {start.Date} until {end.Date}." +
"\r\n\r\nHave a nice day!"
};
var smtp = new SmtpClient
{
Host = "smtp.gmail.com",
Port = 587,
EnableSsl = true,
DeliveryMethod = SmtpDeliveryMethod.Network,
UseDefaultCredentials = false,
Credentials = new NetworkCredential(fromAddress.Address, fromPassword)
};
try
{
smtp.Send(message);
return true;
}
catch (SmtpException e)
{
throw new Exception(e.Message);
}
}
public bool UpdateLocation(Location location)
{
return _context.Update(location);
}
public Location InsertLocation(Location location)
{
return _context.Insert(location);
}
public bool DeleteLocation(Location location)
{
return _context.Delete(location);
}
public int GetGuestCountByLocation(Location location)
{
throw new NotImplementedException();
}
/// <summary>
/// Sends a confirmation email to given user
/// </summary>
/// <param name="user">user to send confirmation email to</param>
/// <returns>true if mail was successfully send, throws exception if sending mail fails</returns>
private static bool SendConfirmationEmail(User user, Event ev, Location location, DateTime start, DateTime end)
{
var fromAddress = new MailAddress(Properties.Settings.Default.Email, "ICT4Events");
var toAddress = new MailAddress(user.Username, user.Name);
var fromPassword = Properties.Settings.Default.EmailPassword;
var message = new MailMessage(fromAddress, toAddress)
{
Subject = "Confirmation of your new user account for ICT4Events",
Body =
"Hello " + user.Name + ",\r\n\r\n" +
$"Your have been registered to participate in event {ev.Name}!\r\n" +
$"The location you entered is {location.Name}.\r\n" +
$"We will be expecting to see you on {start.Date} until {end.Date}.\r\n" +
$"Your user ID is: {user.ID}. Make sure to remember this for your check-in!" +
"\r\n\r\nHave a nice day!"
};
var smtp = new SmtpClient
{
Host = "smtp.gmail.com",
Port = 587,
EnableSsl = true,
DeliveryMethod = SmtpDeliveryMethod.Network,
UseDefaultCredentials = false,
Credentials = new NetworkCredential(fromAddress.Address, fromPassword)
};
try
{
smtp.Send(message);
return true;
}
catch (SmtpException e)
{
throw new Exception(e.Message);
}
}