private async void CheckLoginState()
{
try
{
if (!_isChecking)
{
return;
}
string js_login = "******";
login_result = await LogintWebView.InvokeScriptAsync("eval", new string[] { js_login });
if (login_result.Contains("成功"))
{
return;
}
if (_doLogin)
{
if (login_result.Contains("错误") || login_result.Contains("失败") || login_result.Contains("不存在") ||
login_result.Contains("锁定")) //一系列错误
{
Tip.Text = "用户名或密码错误！";
_doLogin = false;
IsPrimaryButtonEnabled = true;
Logining.IsActive = false;
}
}
await Task.Delay(1000);
CheckLoginState();
}
catch
{
}
}
/// 点击登录
private async void ContentDialog_PrimaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
{
if (UserName.Text.Equals(""))
{
args.Cancel = true;
UserName.Header = "请输入用户名!";
return;
}
else if (PassWord.Password.Equals(""))
{
args.Cancel = true;
PassWord.Header = "请输入密码!";
return;
}
string js = "document.getElementById('input1').setAttribute('value','" + UserName.Text + "');"; //用户名
js += "document.getElementById('input2').setAttribute('value','" + PassWord.Password + "');"; //密码
js += "document.getElementById('signin').click();"; //点击登录
args.Cancel = true;
IsPrimaryButtonEnabled = false;
Logining.IsActive = true;
await LogintWebView.InvokeScriptAsync("eval", new string[] { js });
_doLogin = true;
if (!_isChecking)
{
_isChecking = true;
CheckLoginState();
}
}
/// <summary>
/// 点击登录
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private async void ContentDialog_PrimaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
{
args.Cancel = true;
Logining.Visibility = Visibility.Visible;
IsPrimaryButtonEnabled = false;
string js = "document.getElementById('input1').setAttribute('value','" + UserName.Text + "');"; //用户名
js += "document.getElementById('input2').setAttribute('value','" + PassWord.Password + "');"; //密码
js += "document.getElementById('signin').click();"; //点击登录
Logining.Visibility = Visibility.Visible;
await LogintWebView.InvokeScriptAsync("eval", new string[] { js });
bool login_fail = false;
string login_result = "";
await Task.Run((Action)(async() =>
{
while (true)
{
try
{
string js_login = "******";
await LogintWebView.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
login_result = await LogintWebView.InvokeScriptAsync("eval", new string[] { js_login });
}
);
if (login_result.Contains("密码错误") || login_result.Contains("失败") || login_result.Contains("不存在"))
{
login_fail = true;
break;
}
if (login_result.Contains("成功"))
{
break;
}
}
catch
{
}
}
await LogintWebView.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
if (login_fail)
{
Tip.Text = login_result;
IsPrimaryButtonEnabled = true;
Logining.Visibility = Visibility.Collapsed;
}
});
}));
}
/// <summary>
/// WebView加载完成
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void LogintWebView_LoadCompleted(object sender, NavigationEventArgs e)
{
if (e.Uri.AbsoluteUri.StartsWith(_login_url)) //登录页面加载完成
{
try
{
string js = "var o = document.getElementById('LoginCaptcha_CaptchaImage');";
js += "if(o) o.getAttribute('src');";
string capt_src = await LogintWebView.InvokeScriptAsync("eval", new string[] { js });
if (capt_src != null && !capt_src.Equals("")) //有验证码
{
capt_src = "http://passport.cnblogs.com" + capt_src;
CaptchaImg.Source = new BitmapImage {
UriSource = new Uri(capt_src)
};
CaptchaImg.Visibility = Visibility.Visible;
CaptchaImg_Input.Visibility = Visibility.Visible;
}
}
finally
{
PrimaryButtonText = "登录";
Logining.IsActive = false;
IsPrimaryButtonEnabled = true;
}
}
else if (e.Uri.AbsoluteUri.Equals(_login_success)) //登录成功 主页加载完成
{
_isChecking = false;
//登录完成
//加载用户信息
User = await UserService.GetCurrentUserInfo();
if (User != null)
{
Hide();
if ((bool)RemenberMe.IsChecked)
{
SaveLoginInfo();
}
}
else
{
Tip.Text = "用户名密码错误！";
IsPrimaryButtonEnabled = true;
Logining.Visibility = Visibility.Collapsed;
}
}
}
private async void CheckLoginState()
{
try
{
if (!_isChecking)
{
return;
}
string js_login = "******";
login_result = await LogintWebView.InvokeScriptAsync("eval", new string[] { js_login });
if (login_result.Contains("成功"))
{
return;
}
Tip.Text = login_result;
if (_doLogin)
{
if (login_result.Contains("错误") || login_result.Contains("失败") || login_result.Contains("不存在") ||
login_result.Contains("锁定")) //一系列错误
{
_doLogin = false;
if (CaptchaImg.Visibility == Visibility.Visible)
{
PrimaryButtonText = "加载验证码...";
LogintWebView.Navigate(new Uri(_login_url_redirect));
CaptchaImg_Input.Visibility = Visibility.Collapsed;
CaptchaImg.Visibility = Visibility.Collapsed;
Logining.IsActive = true;
}
else
{
IsPrimaryButtonEnabled = true;
Logining.IsActive = false;
}
}
}
await Task.Delay(1000);
CheckLoginState();
}
catch
{
}
}
/// WebView加载完成
private async void LogintWebView_LoadCompleted(object sender, NavigationEventArgs e)
{
if (e.Uri.AbsoluteUri.StartsWith(_login_url)) //登录页面加载完成
{
try
{
string js = "var o = document.getElementById('LoginCaptcha_CaptchaImage');";
js += "if(o) o.getAttribute('src');";
string capt_src = await LogintWebView.InvokeScriptAsync("eval", new string[] { js });
}
finally
{
PrimaryButtonText = "登录";
Logining.IsActive = false;
IsPrimaryButtonEnabled = true;
}
}
else if (e.Uri.AbsoluteUri.Equals(_login_success)) //登录成功 主页加载完成
{
_isChecking = false;
//登录完成
//加载用户信息
User = await UserService.GetCurrentUserInfo();
if (User != null)
{
Hide();
}
else
{
Tip.Text = "用户名或密码错误！";
IsPrimaryButtonEnabled = true;
Logining.Visibility = Visibility.Collapsed;
}
}
}
/// <summary>
/// 对话框加载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void LoginDialog_Loaded(object sender, RoutedEventArgs e)
{
//加载登录页面（登录完后跳转到主页）
LoadLoginInfo();
LogintWebView.Navigate(new Uri(_login_url_redirect));
}
