private async void Auth_Clicked(object sender, EventArgs e)
{
// Пример авторизации в vk.com через GET запрос
try
{
string fileName = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), "User.json");
await VKSession.Auth(login.Text, password.Text);
File.WriteAllText(fileName, VKSession.user.Serialize());
// Скрываем наш модный попап
popupLoginView.IsVisible = false;
OpenNews();
}
catch (HttpRequestException ex)
{
await DisplayAlert("Ошибка авторизации!", "Неверный логин или пароль!\n" + ex.Message, "OK");
}
catch (Exception ex)
{
// Ошиба на случай, если упадет преобразование из JSON в VKJson
await DisplayAlert("Иная ошибка!", ex.Message, "OK");
}
}
public frmMain()
{
InitializeComponent();
// Initialize VKSession instance with TEST-ONLY VK application ID
MyVK = new VKSession(appID: 4368411);
}
public MainPage()
{
InitializeComponent();
string fileName = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), "User.json");
if (File.Exists(fileName))
{
try
{
string responseBody = File.ReadAllText(fileName);
VKSession.Auth(responseBody);
OpenNews();
}
catch (HttpRequestException ex)
{
DisplayAlert("Ошибка авторизации!", "Неверный логин или пароль!\n" + ex.Message, "OK");
File.Delete(fileName);
}
catch (Exception ex)
{
// Ошиба на случай, если упадет преобразование из JSON в VKJson
DisplayAlert("Иная ошибка!", ex.Message, "OK");
}
}
}
/// <summary>
/// Initializes new OAuthLogin instance.
/// </summary>
/// <param name="authSession">VKSession instance to authorize</param>
/// <param name="securityScope">Security options to request for session</param>
public OAuthLoginAssistant(VKSession authSession, VK.SecurityFlag securityScope)
{
if (authSession == null)
throw new ArgumentNullException("authSession");
else if (securityScope == VK.SecurityFlag.None)
throw new ArgumentException("Invalid security flags. Specify at least one.");
this.AuthSession = authSession;
this.SecurityScope = securityScope;
OK_REDIRECT_URL = ((securityScope & VK.SecurityFlag.NoHTTPS) != 0 ? "http" : "https") + OK_REDIRECT_URL;
}
private async Task UpdateWall()
{
await VKSession.LoadNews();
var content = new ObservableCollection <FrameKostyl>();
StackLayout layout = new StackLayout();
foreach (var item in VKSession.news.Get().response.items)
{
/*public string type { get; set; }
* public int source_id { get; set; }
* public int date { get; set; }
* public int post_id { get; set; }
* public string post_type { get; set; }
* public string text { get; set; }
* public int marked_as_ads { get; set; }
* public List<Attachment> attachments { get; set; }
* public PostSource post_source { get; set; }
* public Comments comments { get; set; }
* public Likes likes { get; set; }
* public Reposts reposts { get; set; }
* public Views views { get; set; }
* public bool is_favorite { get; set; }
*/
if (item.type == "post")
{
Frame frame = new Frame();
frame.CornerRadius = 10;
frame.BackgroundColor = Color.FromHex("#31343a");
StackLayout stackLayout = new StackLayout();
Label label = new Label();
label.TextColor = Color.White;
label.Text = item.text;
stackLayout.Children.Add(label);
if (item.attachments != null)
{
foreach (var attachment in item.attachments)
{
if (attachment.type == "photo")
{
/*
* public int id { get; set; }
* public int album_id { get; set; }
* public int owner_id { get; set; }
* public int user_id { get; set; }
* public List<Size> sizes { get; set; }
* public string text { get; set; }
* public int date { get; set; }
* public int post_id { get; set; }
* public string access_key { get; set; }
*/
var tap = new TapGestureRecognizer();
tap.Tapped += TapGestureRecognizer_Tapped;
Image image = new Image();
image.GestureRecognizers.Add(tap);
if (attachment.photo.sizes != null)
{
image.Source = attachment.photo.sizes[attachment.photo.sizes.Count - 1].url;
}
stackLayout.Children.Add(image);
}
}
}
frame.Content = stackLayout;
layout.Children.Add(frame);
}
}
WallLayout.Children.Clear();
WallLayout.Children.Add(layout);
loading.IsRunning = false;
}
