/// <summary>
/// Constructor.
/// </summary>
public Processor()
{
this.ftp = new Ftp();
this.connections = new Connections();
last_updated = DateTime.Now;
data_extension = ".data";
time_extension = ".time";
screenshot_extension = ".png";
upload_extension = ".upload";
image_cache_directory = "image_processing";
retina_marker = "@2x";
}
/// <summary>
/// Main program loop.
/// </summary>
public void run()
{
// Pace reconnections (minutes)
int observation_delay = Properties.Settings.Default.ObservationDelay * 60;
while (true)
{
try
{
// Reload connections if anything has changed
if (Connections.Changed)
{
connections = connections.read();
}
foreach (Connection connection in connections)
{
if(connection.IsValid)
{
// Load connection context into the ftp object
ftp.Connection(connection);
// Collect data ready for processing
Items items_to_update = dataCollection();
// Capture screenshots and upload to server
captureAndUpload(items_to_update);
// If uploads were successful, move into place. Otherwise revert.
validateAndFinalize();
}
}
}
catch (Exception e)
{
Debug.WriteLine(e.ToString());
}
Trace.WriteLine("Cycle done");
Thread.Sleep(observation_delay * 1000);
}
}
/// <summary>
/// Shown event. Fires when the UI appears.
/// </summary>
/// <param name="sender">Sender.</param>
/// <param name="e">Event arguments.</param>
private void configuration_Shown(Object sender, EventArgs e)
{
// Read connections from disk
connections = connections.read();
// Bind connections to the interface
listBox_installations.DataSource = connections.Conns;
listBox_installations.DisplayMember = "Name";
listBox_installations.ValueMember = "Name";
listBox_installations.DataBindings.Add("Text", connections.Conns, "Name");
// No connections? Freeze the interface.
if (connections.Conns.Count == 0)
{
clearServerGroup();
disableServerGroup();
}
// Read in saved expiry value
comboBox_expiry.SelectedValue = Properties.Settings.Default.Expiry;
}
/// <summary>
/// Constructor.
/// </summary>
public Configuration()
{
InitializeComponent();
// Connections object
connections = new Connections();
// Screenshot expiry data
delay_list = new List<Hour>();
delay_list.Add(new Hour(1));
delay_list.Add(new Hour(6));
delay_list.Add(new Hour(12));
delay_list.Add(new Hour(24));
// Screenshot expiry binding
comboBox_expiry.DataSource = delay_list;
comboBox_expiry.DisplayMember = "Name";
comboBox_expiry.ValueMember = "Value";
// Bind events
events();
}
/// <summary>
/// Read the connection pool from disk.
/// </summary>
/// <returns>Connections.</returns>
public Connections read()
{
Connections connections = new Connections();
try
{
using (Stream stream = new FileStream("Connections.bin", FileMode.Open, FileAccess.Read, FileShare.Read))
{
IFormatter formatter = new BinaryFormatter();
connections = (Connections)formatter.Deserialize(stream);
stream.Close();
}
}
catch (Exception e)
{
Debug.WriteLine(e.ToString());
}
Connections.Changed = false;
return connections;
}
