public async static Task<bool> Ping(ConnectionItem connectionItem)
{
JObject requestObject = new JObject(
new JProperty("jsonrpc", "2.0"),
new JProperty("id", 234),
new JProperty("method", "JSONRPC.ping"));
string requestData = requestObject.ToString();
HttpClientHandler handler = new HttpClientHandler();
HttpClient httpClient = new HttpClient(handler);
// httpClient.Timeout = new TimeSpan(0, 0, 2);
string uriString = "http://" + connectionItem.IpAddress + ":" + connectionItem.Port.ToString() + "/jsonrpc?request=";
httpClient.BaseAddress = new Uri(uriString);
HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Post, "");
request.Content = new StringContent(requestData);
request.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json"); //Required to be recognized as valid JSON request.
if (connectionItem.HasCredentials())
request.Headers.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Basic", Convert.ToBase64String(Encoding.UTF8.GetBytes(String.Format("{0}:{1}", connectionItem.Username, connectionItem.Password))));
HttpResponseMessage response = await httpClient.SendAsync(request);
string responseString = await response.Content.ReadAsStringAsync();
if (responseString.Length == 0)
return false;
//dynamic responseObject = JObject.Parse(responseString);
JObject responseObject = JObject.Parse(responseString);
bool isSuccessful = responseObject["result"].ToString() == "pong";
return isSuccessful;
}
/// <summary>
/// The methods provided in this section are simply used to allow
/// NavigationHelper to respond to the page's navigation methods.
/// <para>
/// Page specific logic should be placed in event handlers for the
/// <see cref="NavigationHelper.LoadState"/>
/// and <see cref="NavigationHelper.SaveState"/>.
/// The navigation parameter is available in the LoadState method
/// in addition to page state preserved during an earlier session.
/// </para>
/// </summary>
/// <param name="e">Provides data for navigation methods and event
/// handlers that cannot cancel the navigation request.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
GlobalVariables.CurrentTracker.SendView("EditConnectionPage");
currentConnection = e.Parameter as ConnectionItem;
this.DataContext = currentConnection;
this.navigationHelper.OnNavigatedTo(e);
}
private async Task ConnectToServer(ConnectionItem connectionItem)
{
SetPageState(PageStates.Connecting);
bool isSuccessful = false;
try
{
isSuccessful = await JSONRPC.Ping(connectionItem);
}
catch
{
isSuccessful = false;
}
if (isSuccessful)
{
ConnectionManager.CurrentConnection = connectionItem;
SettingsHelper.SetValue("RecentServerIP", connectionItem.IpAddress);
Frame.Navigate(typeof(CoverPage));
}
else
{
MessageDialog message = new MessageDialog("Could not reach the server.", "Connection Unsuccessful");
await message.ShowAsync();
SetPageState(PageStates.Ready);
}
}
public void RemoveConnectionItem(ConnectionItem itemToRemove)
{
ConnectionItems.Remove(itemToRemove);
SaveConnections();
}
public void AddConnectionItem(ConnectionItem itemToAdd)
{
ConnectionItems.Add(itemToAdd);
SaveConnections();
}
private async void SaveConnectionAppBarButton_Click(object sender, RoutedEventArgs e)
{
int port;
if (!int.TryParse(PortTextBox.Text, out port))
{
MessageDialog msg = new MessageDialog("Please enter a valid port number.", "Invalid Port");
await msg.ShowAsync();
return;
}
String ipAddress = IPTextBox.Text;
if (NameTextBox.Text.Equals(string.Empty) || ipAddress.Equals(string.Empty))
{
MessageDialog msg = new MessageDialog("Please enter valid name and server address", "Invalid Details");
await msg.ShowAsync();
return;
}
// ********************************************************************************************* //
// Michele Mischitelli (11/07/2015) :
// We should check for ip addresses starting with http:// in case people use dynamic DNS to always
// be able to connect to their kodi at home. Https:// is not supported for now.
const String httpsPrefix = "https://";
if (ipAddress.ToLower().StartsWith(httpsPrefix))
{
var md = new MessageDialog("Https protocol is not currently supported.", "Invalid protocol");
await md.ShowAsync();
return;
}
const String httpPrefix = "http://";
if (ipAddress.ToLower().StartsWith(httpPrefix))
ipAddress = ipAddress.Substring(httpPrefix.Length);
// ********************************************************************************************* //
var newConnection = new ConnectionItem
{
ConnectionName = NameTextBox.Text,
IpAddress = ipAddress,
Port = port,
Username = UsernameTextBox.Text,
Password = PasswordTextBox.Text
};
App.ConnectionsVM.AddConnectionItem(newConnection);
Frame.GoBack();
}
/// The methods provided in this section are simply used to allow
/// NavigationHelper to respond to the page's navigation methods.
///
/// Page specific logic should be placed in event handlers for the
/// <see cref="GridCS.Common.NavigationHelper.LoadState"/>
/// and <see cref="GridCS.Common.NavigationHelper.SaveState"/>.
/// The navigation parameter is available in the LoadState method
/// in addition to page state preserved during an earlier session.
protected override void OnNavigatedTo(NavigationEventArgs e)
{
currentConnection = e.Parameter as ConnectionItem;
this.DataContext = currentConnection;
navigationHelper.OnNavigatedTo(e);
}