public bool DeviceCreate(Device device, Guid session)
{
ClientSession _session = ClientSession.Get(session);
if (_session == null) return false;
if (!_session.UserHasAdminPermission) return false;
return DeviceManager.Instance.Create(device, _session.Connection);
}
void client_DeviceUpdated(object source, Device device)
{
// Device updated
if (!client.DeviceIsRegistered(device.Guid)) return;
Console.WriteLine("[Server] Device updated: " + device.Guid.ToString());
//Util.DeviceConfigurationAdapter adapter = Util.DeviceConfigurationAdapter.CreateAdapter(client.DeviceGet(device).Configuration);
}
public bool Create(Device device, Data.Connection connection)
{
if (device == null || device.Guid == Guid.Empty) return false;
devices_mutex.WaitOne();
if (devices.ContainsKey(device.Guid))
{
devices_mutex.ReleaseMutex();
return false;
}
if (Data.StoredProcedure.DeviceCreate(device.Guid, device.Name, device.Description, device.Type, device.Profile, device.Configuration, connection))
{
device.Status = DeviceStatus.Offline;
devices[device.Guid] = device;
devices_mutex.ReleaseMutex();
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.DeviceCreation, Device = device, Timestamp = DateTime.Now });
return true;
}
devices_mutex.ReleaseMutex();
return false;
}
public static Device DeviceGetByGuid(Guid guid, Connection connection)
{
SqlCommand cmd = _setup("r_device_get_by_guid", connection);
_param(cmd, "@guid", SqlDbType.VarChar, guid.ToString());
Device device = null;
SqlDataReader reader = cmd.ExecuteReader();
if (reader.Read())
device = new Device
{
Guid = new Guid(reader["r_guid"].ToString()),
Name = reader["r_name"].ToString(),
Description = reader["r_description"].ToString(),
Type = new Guid(reader["r_type"].ToString()),
Profile = reader["r_profile"].ToString(),
Configuration = reader["r_configuration"].ToString(),
Status = DeviceStatus.Unknown
};
reader.Close();
reader.Dispose();
return device;
}
public DeviceEditDialog(Device device)
{
InitializeComponent();
this.DeviceType.Items.Add(new ComboBoxItem { Content = "Temperature Sensor {" + Util.DeviceType.TemperatureSensor.ToString() + "}" });
this.DeviceType.Items.Add(new ComboBoxItem { Content = "Luminosity Sensor {" + Util.DeviceType.LuminositySensor.ToString() + "}" });
this.DeviceType.Items.Add(new ComboBoxItem { Content = "AC Node {" + Util.DeviceType.ACNode.ToString() + "}" });
this.DeviceType.Items.Add(new ComboBoxItem { Content = "Motion Sensor {" + Util.DeviceType.MotionSensor.ToString() + "}" });
this.DeviceType.Items.Add(new ComboBoxItem { Content = "RFID Reader {" + Util.DeviceType.RFIDReader.ToString() + "}" });
this.DeviceType.Items.Add(new ComboBoxItem { Content = "Computer Node {" + Util.DeviceType.ComputerNode.ToString() + "}" });
this.DeviceType.Items.Add(new ComboBoxItem { Content = "Acceleration Sensor {" + Util.DeviceType.AccelerationSensor.ToString() + "}" });
this.backgroundWorker = new BackgroundWorker();
this.backgroundWorker.DoWork += new DoWorkEventHandler(backgroundWorker_DoWork);
this.backgroundWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(backgroundWorker_RunWorkerCompleted);
this.indexBackgroundWorker = new BackgroundWorker();
this.indexBackgroundWorker.DoWork += new DoWorkEventHandler(indexBackgroundWorker_DoWork);
this.indexBackgroundWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(indexBackgroundWorker_RunWorkerCompleted);
this.resourceBackgroundWorker = new BackgroundWorker();
this.resourceBackgroundWorker.DoWork += new DoWorkEventHandler(resourceBackgroundWorker_DoWork);
this.resourceBackgroundWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(resourceBackgroundWorker_RunWorkerCompleted);
if (device != null)
this.device = (Device)device.Clone();
else
{
this.device = new Device { Guid = Guid.NewGuid(),
Name = "<New Device>", Description = "",
Type = Guid.Empty, Configuration = "",
Profile = "<profile>\n<building id=\"10000000-0000-0000-0000-000000000000\">\n<floor level=\"0\">\n<position x=\"0\" y=\"0\" z=\"0\" />\n</floor></building></profile>",
Status = DeviceStatus.Unknown };
modification = false;
}
//Initialize
this.profile = Util.DeviceProfileAdapter.CreateAdapter(this.device.Profile);
this.configuration = Util.DeviceConfigurationAdapter.CreateAdapter(this.device.Configuration);
this.DeviceGuid.Text = this.device.Guid.ToString();
this.DeviceGuid.IsReadOnly = modification;
this.DeviceName.Text = this.device.Name;
this.DeviceDescription.Text = this.device.Description;
this.DeviceProfileX.Text = profile.X.ToString();
this.DeviceProfileY.Text = profile.Y.ToString();
this.DeviceProfileZ.Text = profile.Z.ToString();
this.DeviceType.Text = this.device.Type.ToString();
foreach (string key in configuration.Settings.Keys)
configurations.Add(new Configuration { Key = key, Value = configuration.Settings[key] });
// set up bindings
FloorsBinding = new Binding();
FloorsBinding.Source = floors;
DeviceProfileFloor.SetBinding(ComboBox.ItemsSourceProperty, FloorsBinding);
BuildingsBinding = new Binding();
BuildingsBinding.Source = buildings;
DeviceProfileBuilding.SetBinding(ComboBox.ItemsSourceProperty, BuildingsBinding);
ConfigurationListBinding = new Binding();
ConfigurationListBinding.Source = configurations;
ConfigurationListView.SetBinding(ListView.ItemsSourceProperty, ConfigurationListBinding);
// get index
this.indexBackgroundWorker.RunWorkerAsync();
}
public bool Update(Device device, Data.Connection connection)
{
if (device == null || device.Guid == Guid.Empty) return false;
devices_mutex.WaitOne();
if (!devices.ContainsKey(device.Guid))
{
devices_mutex.ReleaseMutex();
return false;
}
if (Data.StoredProcedure.DeviceUpdateByGuid(device.Guid, device.Name, device.Description, device.Type, device.Profile, device.Configuration, connection))
{
devices[device.Guid].Name = device.Name;
devices[device.Guid].Description = device.Description;
devices[device.Guid].Type = device.Type;
devices[device.Guid].Profile = device.Profile;
devices[device.Guid].Configuration = device.Configuration;
device = devices[device.Guid];
devices_mutex.ReleaseMutex();
Nodes.NodeSession.Notify(new NodeEvent { Type = NodeEventType.DeviceUpdate, Device = device, Timestamp = DateTime.Now });
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.DeviceUpdate, Device = device, Timestamp = DateTime.Now });
return true;
}
devices_mutex.ReleaseMutex();
return false;
}
private void DeviceUpdatedHandler(Device device)
{
if (!UserIsLoggedIn) return;
devices_mutex.WaitOne();
if (devices != null)
foreach (Device d in devices)
if (d.Guid == device.Guid)
{
d.Description = device.Description;
d.Name = device.Name;
d.Status = device.Status;
d.Profile = device.Profile;
d.Type = device.Type;
d.Configuration = device.Configuration;
int index = devices.IndexOf(d);
devices.Remove(d);
devices.Insert(index, d);
break;
}
devices_mutex.ReleaseMutex();
}
private void DeviceCreatedHandler(Device device)
{
if (!UserIsLoggedIn) return;
if (devices != null)
{
devices_mutex.WaitOne();
bool exists_in_devices = false;
foreach (Device d in devices)
if (d.Guid == device.Guid)
{
exists_in_devices = true;
break;
}
if (!exists_in_devices)
devices.Insert(0, device);
devices_mutex.ReleaseMutex();
}
}
private void DeviceUpdatedHandler(Device device)
{
devices_mutex.WaitOne();
if (!devices.ContainsKey(device.Guid))
{
devices_mutex.ReleaseMutex();
return;
}
devices[device.Guid].Name = device.Name;
devices[device.Guid].Description = device.Description;
devices[device.Guid].Profile = device.Profile;
devices[device.Guid].Configuration = device.Configuration;
devices[device.Guid].Status = device.Status;
device = devices[device.Guid];
devices_mutex.ReleaseMutex();
if (DeviceUpdated != null)
DeviceUpdated(this, device);
}
public void TryConnect()
{
try
{
//make sure client is connected
if (client == null || !client.IsOpen)
{
client = new Client(System.Configuration.ConfigurationManager.AppSettings["Reactivity.Nodes.Computer.ServiceUri"]);
client.DeviceUpdated += new DeviceUpdateHandler(client_DeviceUpdated);
client.DeviceDeregistered += new DeviceDeregisteredHandler(client_DeviceDeregistered);
client.DataReceived += new DataReceptionHandler(client_DataReceived);
}
}
catch
{
if (client != null) client.Close();
client = null;
return;
}
try
{
//make sure device is registered
Guid device_guid = new Guid(System.Configuration.ConfigurationManager.AppSettings["Reactivity.Nodes.Computer.Device"]);
if (!client.DeviceIsRegistered(device_guid))
{
if (device_timer.Enabled)
device_timer.Stop();
device = null;
if (!client.DeviceRegister(device_guid))
return;
device = client.DeviceGet(device_guid);
if (device == null) return;
Util.DeviceConfigurationAdapter adapter = Util.DeviceConfigurationAdapter.CreateAdapter(device.Configuration);
if (adapter.Settings.ContainsKey("Interval"))
device_timer.Interval = Convert.ToDouble(adapter.Settings["Interval"]);
device_timer.Start();
}
}
catch { TryReset(); }
}
void client_DeviceUpdated(object source, Reactivity.Objects.Device device)
{
if (this.device == null || device == null) return;
if (device.Guid != this.device.Guid) return;
if (device_timer.Enabled)
device_timer.Stop();
this.device = device;
device_timer.Interval = 1000;
try
{
Util.DeviceConfigurationAdapter adapter = Util.DeviceConfigurationAdapter.CreateAdapter(this.device.Configuration);
device_timer.Interval = Convert.ToDouble(adapter.Settings["Interval"]);
}
catch { }
device_timer.Start();
}
void client_DeviceDeregistered(object source, Guid device)
{
if (device_timer.Enabled)
device_timer.Stop();
this.device = null;
TryConnect();
}
public bool DeviceUpdate(Device device)
{
if (device == null || device.Guid == Guid.Empty || device.Type == Guid.Empty)
throw new ArgumentException();
SessionCheck();
if (!UserHasAdminPermission) throw new PermissionDeniedException();
return service.DeviceUpdate(device, session);
}
