protected void btnSave_Click(object sender, EventArgs e)
{
//creating a restaurants object from the session
itineraries itneraryList = null;
itneraryList = Session["itneraryListSession"] as itineraries;
if (drpPassenger.SelectedValue != "0") //if there is a restaurant selected
{
//create a restaurant object for the selected restaurant and displayin its info
itinerariesItinerary iti = itneraryList.itinerary[drpPassenger.SelectedIndex - 1];
iti.outbound.departure.city = txtOutboundDeparture.Text;
iti.outbound.arriving.city = txtOutboundArriving.Text;
[email protected] = txtReturnDeparture.Text;
[email protected] = txtReturnArriving.Text;
//creating a string from the xml file
string xmlFile = MapPath(@"~/itineraries.xml");
// serializing (converting from object to xml) the file:
using (FileStream xs = new FileStream(xmlFile, FileMode.Create))
{
XmlSerializer serializor = new XmlSerializer(typeof(itineraries));
serializor.Serialize(xs, itneraryList);
}
//showing the confirmation message saying that the file has been saved
lblConfirmation.Visible = true;
lblConfirmation.Text = "Revised Itinerary has been saved to: <br/>" + xmlFile;
}
}
//function to display info on itineraries:
public void displayItineraryInfo(itinerariesItinerary iti)
{
txtOutboundDeparture.Text = iti.outbound.departure.city;
txtOutboundArriving.Text = iti.outbound.arriving.city;
txtReturnDeparture.Text = [email protected];
txtReturnArriving.Text = [email protected];
drpPassenger.SelectedValue = iti.passenger.ToString();
}
private static TripItinerary MapItineray(itinerariesItinerary arg)
{
TripItinerary itin = new TripItinerary();
itin.PassengerName = arg.passenger;
itin.DepartureCity = arg.outbound.departure.city;
itin.ArrivingCity = arg.outbound.arriving.city;
itin.Date = arg.outbound.departure.date.ToString("yyyy-MM-dd");
return(itin);
}
protected void drpPassenger_SelectedIndexChanged(object sender, EventArgs e)
{
string xmlFile = MapPath(@"~/App_Data/itineraries.xml");
//Add your code to handle the event when the user selects a different passenger
//Deserialize the XML (in each step)
itineraries allItineraries = null;
using (FileStream xs = new FileStream(xmlFile, FileMode.Open))
{
XmlSerializer serial = new XmlSerializer(typeof(itineraries));
allItineraries = (itineraries)serial.Deserialize(xs);
}
//Remove all fields when index 0 is selected
if (drpPassenger.SelectedValue == "0")
{
txtOutboundDeparture.Visible = false;
txtOutboundArriving.Visible = false;
txtInboundDeparture.Visible = false;
txtInboundArriving.Visible = false;
return;
}
else
{
//fill in relevant fields with data
txtOutboundDeparture.Visible = true;
txtOutboundArriving.Visible = true;
txtInboundDeparture.Visible = true;
txtInboundArriving.Visible = true;
itinerariesItinerary info = allItineraries.itinerary[drpPassenger.SelectedIndex - 1];
txtOutboundDeparture.Text = info.outbound.departure.city;
txtOutboundArriving.Text = info.outbound.arriving.city;
txtInboundDeparture.Text = info.inbound.departure.city;
txtInboundArriving.Text = info.inbound.arriving.city;
drpPassenger.SelectedValue = info.passenger.ToString();
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
string xmlFile = MapPath(@"~/App_Data/itineraries.xml");
lblConfirmation.Visible = true;
lblConfirmation.Text = "Revised Itinerary has been saved to <br/>" + xmlFile;
//Deserialize the XML (in each step)
itineraries allItineraries = null;
using (FileStream xs = new FileStream(xmlFile, FileMode.Open))
{
XmlSerializer serial = new XmlSerializer(typeof(itineraries));
allItineraries = (itineraries)serial.Deserialize(xs);
}
//If a passenger is presently selected
if (drpPassenger.SelectedValue != "0")
{
itinerariesItinerary info = allItineraries.itinerary[drpPassenger.SelectedIndex - 1];
info.outbound.departure.city = txtOutboundDeparture.Text;
info.outbound.arriving.city = txtOutboundArriving.Text;
info.inbound.departure.city = txtInboundDeparture.Text;
info.inbound.arriving.city = txtInboundArriving.Text;
// serializing the xml to write changes
using (FileStream xs = new FileStream(xmlFile, FileMode.Create))
{
XmlSerializer serializor = new XmlSerializer(typeof(itineraries));
serializor.Serialize(xs, allItineraries);
}
//Add confirmation message
lblConfirmation.Visible = true;
lblConfirmation.Text = "Revised Itinerary has been saved to: <br/>" + xmlFile;
}
}
public static string SaveItinerary(TripItinerary newItinerary)
{
if (newItinerary == null)
{
return("No itinerary received!");
}
itinerariesItinerary it = new itinerariesItinerary();
if (string.IsNullOrWhiteSpace(newItinerary.PassengerName))
{
return("Passenger name missing!");
}
it.passenger = newItinerary.PassengerName;
if (!cities.Contains(newItinerary.DepartureCity))
{
return("Departure city is not valid!");
}
if (!cities.Contains(newItinerary.ArrivingCity))
{
return("Arriving city is not valid!");
}
it.outbound = new itinerariesItineraryOutbound();
it.outbound.departure = new itinerariesItineraryOutboundDeparture();
it.outbound.departure.city = newItinerary.DepartureCity;
it.outbound.arriving = new itinerariesItineraryOutboundArriving();
it.outbound.arriving.city = newItinerary.ArrivingCity;;
if (string.IsNullOrWhiteSpace(newItinerary.Date))
{
return("Trip date missing!");
}
try {
it.outbound.departure.date = DateTime.ParseExact(newItinerary.Date, "yyyy-MM-dd", System.Globalization.CultureInfo.InvariantCulture);
it.outbound.arriving.date = it.outbound.departure.date;
}
catch
{
return("Trip date is not a valid date or is in wrong format!");
}
string xmlFile = HostingEnvironment.MapPath(@"~/App_Data/itineraries.xml");
lock (fileLock)
{
try
{
itineraries allItinearies = null;
using (FileStream xs = new FileStream(xmlFile, FileMode.Open))
{
XmlSerializer serializor = new XmlSerializer(typeof(itineraries));
allItinearies = (itineraries)serializor.Deserialize(xs);
}
List <itinerariesItinerary> itineraryList = allItinearies.itinerary.ToList();
itineraryList.Add(it);
allItinearies.itinerary = itineraryList.ToArray();
using (FileStream xs = new FileStream(xmlFile, FileMode.Create))
{
XmlSerializer serializor = new XmlSerializer(typeof(itineraries));
serializor.Serialize(xs, allItinearies);
}
return("New itineray has been saved.");
}
catch (Exception e)
{
return("Unable to save new itinerary: " + e.Message);
}
}
}