protected override void OnNavigatedTo(NavigationEventArgs e)
{
try
{
string user = NavigationContext.QueryString["user"];
// Load the public journal settings for the requested user
// if the public journal settings instance is null than that user has not elected
// to share thier journal
if (!String.IsNullOrEmpty(user))
{
Title = String.Format("{0}'s Fitness Journal", user);
journalContext.Load <PublicJournalSettings>(journalContext.GetPublicJournalSettingsQuery(user),
(JournalLoaded) =>
{
if (!JournalLoaded.HasError)
{
IEnumerator <PublicJournalSettings> enumerator = JournalLoaded.Entities.GetEnumerator();
enumerator.MoveNext();
if (enumerator.Current != null)
{
// At this point we have a valid PublicJournal object so the user
// is currently sharing journal information now we need to look at
// what options have been enabled
settings = enumerator.Current;
LoadPublicJournal();
}
else
{
NavigationService.Navigate(new Uri("Home", UriKind.Relative));
}
}
else
{
NavigationService.Navigate(new Uri("Home", UriKind.Relative));
}
}, null);
}
else
{
NavigationService.Navigate(new Uri("Home", UriKind.Relative));
}
}
catch (Exception)
{
NavigationService.Navigate(new Uri("Home", UriKind.Relative));
}
}
