//private BrowserDialog window;
/// <summary>
///
/// </summary>
/// <param name="searchTerm"></param>
/// <param name="searchEngineType"></param>
/// <returns></returns>
public async Task <List <SearchItem> > GetSearchLinks(string searchTerm,
SearchEngineTypes searchEngineType = SearchEngineTypes.DuckDuckGo)
{
var list = new List <SearchItem>();
var url = "https://{0}.com?q={1}";
url = string.Format(url, searchEngineType, searchTerm);
var window = new BrowserDialog();
window.Width = 0;
window.Height = 0;
window.Top = -50000; // offsreen but visible
window.Visibility = Visibility.Visible;
if (!window.NavigateAndWaitForCompletion(url))
{
return(null);
}
await window.Dispatcher.DelayAsync(1000, (p) =>
{
dynamic document = window.Browser.Document;
var html = document.Body.InnerHtml as string;
window?.Close();
if (string.IsNullOrEmpty((html)))
{
return;
}
var doc = new HtmlDocument();
doc.LoadHtml(html);
var links = doc.DocumentNode.SelectNodes("//*/h2/a[1]");
if (links == null)
{
return;
}
foreach (var link in links)
{
var searchItem = new SearchItem();
url = link.Attributes["href"]?.Value;
if (url.Contains("?uddg="))
{
url = StringUtils.ExtractString(url, "?uddg=", "x",
allowMissingEndDelimiter: true);
}
searchItem.Url = StringUtils.UrlDecode(url);
searchItem.Title = link.InnerText;
list.Add(searchItem);
}
}, DispatcherPriority.ApplicationIdle);
return(list);
}
public void CloseBrowser()
{
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
browserDialog.Close();
}));
}
/// <summary>
/// Converts an HTML string to Markdown.
/// </summary>
/// <remarks>
/// This routine relies on a browser window
/// and an HTML file that handles the actual
/// parsing: Editor\HtmlToMarkdown.htm
/// </remarks>
/// <param name="html"></param>
/// <returns></returns>
public static string HtmlToMarkdown(string html, bool noErrorUI = false)
{
if (string.IsNullOrEmpty(html))
{
return("");
}
#if false
var config = new ReverseMarkdown.Config {
GithubFlavored = true,
UnknownTags = ReverseMarkdown.Config.UnknownTagsOption.PassThrough, // Include the unknown tag completely in the result (default as well)
SmartHrefHandling = true // remove markdown output for links where appropriate
};
var converter = new ReverseMarkdown.Converter(config);
string markdown = converter.Convert(html);
// if (!string.IsNullOrEmpty(markdown))
// markdown = markdown.Replace("\n\n", "\r\n").Replace("\r\n\r\n", "\r\n");
return(markdown ?? html);
#else
// Old code that uses JavaScript in a WebBrowser Control
string markdown = null;
string htmlFile = Path.Combine(App.InitialStartDirectory, "Editor\\htmltomarkdown.htm");
var form = new BrowserDialog();
form.ShowInTaskbar = false;
form.Width = 1;
form.Height = 1;
form.Left = -10000;
form.Show();
bool exists = File.Exists(htmlFile);
form.NavigateAndWaitForCompletion(htmlFile);
WindowUtilities.DoEvents();
try
{
dynamic doc = form.Browser.Document;
markdown = doc.ParentWindow.htmltomarkdown(html);
}
catch (Exception ex)
{
mmApp.Log("Failed to convert Html to Markdown", ex);
if (!noErrorUI)
{
MessageBox.Show("Unable to convert Html to Markdown. Returning Html.", "Html to Markdown Conversion Failed.", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
form.Close();
form = null;
return(markdown ?? html);
#endif
}
/// <summary>
/// Converts an HTML string to Markdown.
/// </summary>
/// <remarks>
/// This routine relies on a browser window
/// and an HTML file that handles the actual
/// parsing: Editor\HtmlToMarkdown.htm
/// </remarks>
/// <param name="html"></param>
/// <returns></returns>
public static string HtmlToMarkdown(string html)
{
if (string.IsNullOrEmpty(html))
{
return("");
}
#if false
var config = new ReverseMarkdown.Config(githubFlavored: true);
var converter = new ReverseMarkdown.Converter(config);
string markdown = converter.Convert(html);
return(markdown ?? html);
#else
// Old code that uses JavaScript in a WebBrowser Control
string markdown = null;
string htmlFile = Path.Combine(Environment.CurrentDirectory, "Editor\\htmltomarkdown.htm");
var form = new BrowserDialog();
form.ShowInTaskbar = false;
form.Width = 1;
form.Height = 1;
form.Left = -10000;
form.Show();
bool exists = File.Exists(htmlFile);
form.Navigate(htmlFile);
WindowUtilities.DoEvents();
for (int i = 0; i < 200; i++)
{
dynamic doc = form.Browser.Document;
if (!form.IsLoaded)
{
Task.Delay(10);
WindowUtilities.DoEvents();
}
else
{
markdown = doc.ParentWindow.htmltomarkdown(html);
break;
}
}
form.Close();
form = null;
return(markdown ?? html);
#endif
}
/// <summary>
/// Converts an HTML string to Markdown.
/// </summary>
/// <remarks>
/// This routine relies on a browser window
/// and an HTML file that handles the actual
/// parsing: Editor\HtmlToMarkdown.htm
/// </remarks>
/// <param name="html"></param>
/// <returns></returns>
public static string HtmlToMarkdown(string html, bool noErrorUI = false)
{
if (string.IsNullOrEmpty(html))
{
return("");
}
#if false
var config = new ReverseMarkdown.Config(githubFlavored: true);
var converter = new ReverseMarkdown.Converter(config);
string markdown = converter.Convert(html);
return(markdown ?? html);
#else
// Old code that uses JavaScript in a WebBrowser Control
string markdown = null;
string htmlFile = Path.Combine(Environment.CurrentDirectory, "Editor\\htmltomarkdown.htm");
var form = new BrowserDialog();
form.ShowInTaskbar = false;
form.Width = 1;
form.Height = 1;
form.Left = -10000;
form.Show();
bool exists = File.Exists(htmlFile);
form.NavigateAndWaitForCompletion(htmlFile);
WindowUtilities.DoEvents();
try
{
dynamic doc = form.Browser.Document;
markdown = doc.ParentWindow.htmltomarkdown(html);
}
catch (Exception ex)
{
mmApp.Log("Failed to convert Html to Markdown", ex);
if (!noErrorUI)
{
MessageBox.Show("Unable to convert Html to Markdown. Returning Html.", "Html to Markdown Conversion Failed.", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
form.Close();
form = null;
return(markdown ?? html);
#endif
}
/// <summary>
/// Converts an HTML string to Markdown.
/// </summary>
/// <remarks>
/// This routine relies on a browser window
/// and an HTML file that handles the actual
/// parsing: Editor\HtmlToMarkdown.htm
/// </remarks>
/// <param name="html"></param>
/// <returns></returns>
public static string HtmlToMarkdown(string html)
{
string markdown = null;
string htmlFile = Path.Combine(Environment.CurrentDirectory, "Editor\\htmltomarkdown.htm");
var form = new BrowserDialog();
form.ShowInTaskbar = false;
form.Width = 1;
form.Height = 1;
form.Left = -10000;
form.Show();
bool exists = File.Exists(htmlFile);
form.Navigate(htmlFile);
WindowUtilities.DoEvents();
for (int i = 0; i < 200; i++)
{
dynamic doc = form.Browser.Document;
if (!form.IsLoaded)
{
Task.Delay(10);
WindowUtilities.DoEvents();
}
else
{
markdown = doc.ParentWindow.htmltomarkdown(html);
break;
}
}
form.Close();
form = null;
return(markdown ?? html);
}
