// Public methods.
/// <summary>
/// Opens the modal dialog to select a PlanetLab person.
/// </summary>
/// <param name="owner">The window owner.</param>
/// <param name="username">The username of the selected account.</param>
/// <returns>The dialog result.</returns>
public DialogResult ShowDialog(IWin32Window owner, string username, PlList<PlPerson> persons)
{
// Reset the result.
this.Result = null;
// Refresh the results list.
this.control.Refresh(username, persons);
// Show the dialog.
return base.ShowDialog(owner);
}
// Public methods.
/// <summary>
/// Refreshes the control with the specified list of PlanetLab persons.
/// </summary>
/// <param name="username">The account username.</param>
/// <param name="persons">The persons list.</param>
public void Refresh(string username, PlList<PlPerson> persons)
{
// Set the control default state.
this.buttonSelect.Enabled = false;
this.buttonProperties.Enabled = false;
// Set the username.
this.textBoxUsername.Text = username;
// Clear the persons list.
this.listView.Items.Clear();
// Set the list of persons.
persons.Lock();
try
{
foreach (PlPerson person in persons)
{
if (person.Id.HasValue)
{
ListViewItem item = new ListViewItem(new string[] {
person.Id.Value.ToString(),
person.FirstName,
person.LastName,
person.IsEnabled.HasValue ? person.IsEnabled.Value ? "Yes" : "No" : "Unknown",
person.Phone,
person.Email,
person.Url
});
item.ImageIndex = 0;
item.Tag = person;
this.listView.Items.Add(item);
}
}
}
finally
{
persons.Unlock();
}
}
/// <summary>
/// Saves the current credentials.
/// </summary>
/// <param name="persons">The list of persons corresponding to the current credentials.</param>
/// <param name="person">The selected person.</param>
private void OnSaveCredentials(PlList<PlPerson> persons, PlPerson person)
{
// Save the credentials.
this.crawler.PlanetLab.SaveCredentials(
this.textBoxUsername.Text,
this.textBoxPassword.SecureText,
persons,
person.Id ?? -1
);
}
/// <summary>
/// Saves the PlanetLab credentials.
/// </summary>
/// <param name="username">The PlanetLab username.</param>
/// <param name="password">The PlanetLab persons.</param>
/// <param name="persons">The list of person accounts associated with the previous credentials.</param>
/// <param name="person">The default person account ID.</param>
public void SaveCredentials(string username, SecureString password, PlList<PlPerson> persons, int person)
{
// Save the username.
DotNetApi.Windows.RegistryExtensions.SetString(this.root, "UserName", username);
CrawlerConfig.Static.PlanetLabUsername = username;
// Save the password.
DotNetApi.Windows.RegistryExtensions.SetSecureString(this.root, "Password", password, ApplicationConfig.CryptoKey, ApplicationConfig.CryptoIV);
CrawlerConfig.Static.PlanetLabPassword = password;
// Save the persons.
persons.Lock();
try { this.LocalPersons.CopyFrom(persons); }
finally { persons.Unlock(); }
try { this.LocalPersons.SaveToFile(this.LocalPersonsFileName); }
catch { }
// Save the person.
DotNetApi.Windows.RegistryExtensions.SetInteger(this.root, "PersonId", person);
CrawlerConfig.Static.PlanetLabPersonId = person;
}
/// <summary>
/// A method called when completing a PlanetLab request.
/// </summary>
/// <param name="response">The response.</param>
/// <param name="state">The request state.</param>
protected override void OnRequestResult(XmlRpcResponse response, RequestState state)
{
// Enable the validation button.
this.OnChanged(this, EventArgs.Empty);
// If the request has not failed.
if ((null == response.Fault) && (null != response.Value))
{
try
{
// Create a new persons list.
PlList<PlPerson> persons = new PlList<PlPerson>();
// Get the list of PlanetLab persons for the given response.
persons.Update(response.Value as XmlRpcArray);
// Check the number of persons returned in the response.
if (persons.Count == 1)
{
// If the number of persons is one, set it as the current person.
this.OnSetPerson(persons[0]);
// Save the credentials.
this.OnSaveCredentials(persons, persons[0]);
}
else if (persons.Count > 1)
{
// Show the select person dialog.
if (this.formSelectPerson.ShowDialog(this, this.textBoxUsername.Text, persons) == DialogResult.OK)
{
// Set the selected person as the current person.
this.OnSetPerson(this.formSelectPerson.Result);
// Save the credentials.
this.OnSaveCredentials(persons, this.formSelectPerson.Result);
}
else
{
// If a list was not selected, clear the selection.
this.OnSetPerson(UserState.NotSelected);
}
}
else
{
// If no results were returned, clear the selection.
this.OnSetPerson(UserState.Failed);
}
}
catch
{
// If an error ocurred, clear the selection.
this.OnSetPerson(UserState.Failed);
}
}
// Call the base class method.
base.OnRequestResult(response, state);
}
