public static void SerializeObject(string filename, Guestbook objectToSerialize)
{
using (Stream stream = File.Open(filename, FileMode.Create))
{
try
{
XmlSerializer bFormatter = new XmlSerializer(typeof(Guestbook));
bFormatter.Serialize(stream, objectToSerialize);
}
catch (Exception e)
{
Common.WriteToLog("Guestbook could not be serialized! Message: " + e.Message);
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
ValidateGuestbook();
g = (Library.Guestbook) Application["GuestBook"];
SetTextOnPage();
#region Smileys
if (bool.Parse(ConfigurationManager.AppSettings["GuestbookSmileys"]))
{
Session["smileys"] = Common.GetSmileys("*.gif");
foreach (string myFile in (ArrayList)Session["smileys"])
litSmileys.Text += "<img src='" + ConfigurationManager.AppSettings["ImageSmileysPath"] + myFile + "' onclick=\"InsertSmiley('[" + myFile + "]')\" />\n";
}
#endregion
lvGuests.DataSource = g.Guests;
lvGuests.DataBind();
}
private void ValidateGuestbook()
{
// Validate application object
if (Application["GuestBook"] == null)
Application["GuestBook"] = g = Library.Guestbook.DeserializeObject(ConfigurationManager.AppSettings["GuestbookFilePath"]);
else
{
g = (Library.Guestbook)Application["GuestBook"];
if (g.Guests == null || g.Guests.Count == 0)
Application["GuestBook"] = g = Library.Guestbook.DeserializeObject(ConfigurationManager.AppSettings["GuestbookFilePath"]);
}
}
private void ValidateApplicationObjects()
{
// Validate productCatalog application object
if (Application["ProductCatalog"] == null)
Application["ProductCatalog"] = pc = ProductCatalog.DeserializeObject(ConfigurationManager.AppSettings["ProductFilePath"]);
else
{
pc = (ProductCatalog)Application["ProductCatalog"];
if (pc.Products == null || pc.Products.Count == 0)
Application["ProductCatalog"] = pc = ProductCatalog.DeserializeObject(ConfigurationManager.AppSettings["ProductFilePath"]);
}
// Validate guestbook application object
if (Application["GuestBook"] == null)
Application["GuestBook"] = g = Library.Guestbook.DeserializeObject(ConfigurationManager.AppSettings["GuestbookFilePath"]);
else
{
g = (Library.Guestbook)Application["GuestBook"];
if (g.Guests == null || g.Guests.Count == 0)
Application["GuestBook"] = g = Library.Guestbook.DeserializeObject(ConfigurationManager.AppSettings["GuestbookFilePath"]);
}
}