/// <summary>
/// This is for unit tests only.
/// </summary>
/// <param name="stream"></param>
/// <returns></returns>
internal string ReadGeckoMIMEInputStreamAsUTF8(MimeInputStream stream)
{
byte[] buffer = new byte[2048];
var count = stream.Read(buffer, 0, 2048);
return(System.Text.UTF8Encoding.UTF8.GetString(buffer).Trim());
}
private static void ShowInForm(Size size, string url, string postQuery)
{
using (var frm = FormFactory.GetForm(size))
{
if (!Xpcom.IsInitialized)
{
Xpcom.Initialize("Firefox");
}
using (var wb = new GeckoWebBrowser())
{
frm.ShowIcon = false;
frm.FormBorderStyle = FormBorderStyle.FixedToolWindow;
frm.StartPosition = FormStartPosition.CenterParent;
frm.Controls.Add(wb);
wb.Dock = DockStyle.Fill;
var postData = MimeInputStream.Create();
postData.AddHeader("Content-Type", "application/x-www-form-urlencoded");
postData.AddContentLength = true;
postData.SetData(postQuery);
wb.Navigate(url, GeckoLoadFlags.BypassCache, "", postData);
frm.FormBorderStyle = FormBorderStyle.Sizable;
frm.ShowDialog();
}
}
}
public void AddContentLength_ToTrue_HeaderContainsContentLength()
{
MimeInputStream stream = MimeInputStream.Create();
stream.AddContentLength = true;
Assert.IsTrue(ReadGeckoMIMEInputStreamAsUTF8(stream).Contains("Content-Length"));
}
public void SetData_SimpleData_HeaderContainsSimpleData()
{
MimeInputStream stream = MimeInputStream.Create();
string simpleData = "id=hello";
stream.SetData(simpleData);
Assert.IsTrue(ReadGeckoMIMEInputStreamAsUTF8(stream).Contains(simpleData));
}
public void AddHeader_AddValidHeaderEntry_HeaderContainsHeaderEntry()
{
MimeInputStream stream = MimeInputStream.Create();
stream.AddHeader("Content-Type", "application/x-www-form-urlencoded");
string header = ReadGeckoMIMEInputStreamAsUTF8(stream);
Assert.IsTrue(header.Contains("Content-Type"));
Assert.IsTrue(header.Contains("application/x-www-form-urlencoded"));
}
//
// Summary:
// Loads the document at the specified Uniform Resource Locator (URL) into the
// System.Windows.Forms.WebBrowser control, replacing the previous document.
//
// Parameters:
// urlString:
// The URL of the document to load.
//
// Exceptions:
// System.ObjectDisposedException:
// This System.Windows.Forms.WebBrowser instance is no longer valid.
//
// System.InvalidOperationException:
// A reference to an implementation of the IWebBrowser2 interface could not
// be retrieved from the underlying ActiveX WebBrowser control.
public void Navigate(string urlString)
{
this.SetIsLoading(true);
urlString = ParseValue(urlString);
if (!string.IsNullOrEmpty(urlString))
{
this.urlTextBox.Text = urlString;
}
if (string.IsNullOrEmpty(this.homeUrl))
{
this.homeUrl = this.urlTextBox.Text;
}
string url = this.urlTextBox.Text;
if (this.browserType == BrowserType.InternetExplorer)
{
if (this.BrowserCredential.Authentication == BrowserAuthentication.Basic)
{
Uri uri = new Uri(url);
string authHdr = "Authorization: Basic " + Convert.ToBase64String(Encoding.ASCII.GetBytes(this.browserCredential.UserName + ":" + this.browserCredential.Password)) + "\r\n";
this.internetExplorer.Navigate(uri, null, null, authHdr);
}
else
{
this.internetExplorer.Navigate(url);
}
}
#if GECKO
else if (this.browserType == BrowserType.Firefox)
{
MimeInputStream headers = null;
if (this.BrowserCredential.Authentication == BrowserAuthentication.Basic)
{
UriBuilder uriSite = new UriBuilder(url);
uriSite.UserName = BrowserCredential.UserName;
uriSite.Password = BrowserCredential.Password;
this.firefox.Navigate(uriSite.Uri.ToString(), GeckoLoadFlags.BypassCache, null, null, null);
return;
}
this.firefox.Navigate(url, GeckoLoadFlags.BypassCache, null, null, headers);
}
#endif
}
/// <summary>
/// Navigates to the specified URL using the given load flags, referrer and post data
/// In order to find out when Navigate has finished attach a handler to NavigateFinishedNotifier.NavigateFinished.
/// </summary>
/// <param name="url">The url to navigate to. If the url is empty or null, the browser does not navigate and the method returns false.</param>
/// <param name="loadFlags">Flags which specify how the page is loaded.</param>
/// <param name="referrer">The referring URL, or null.</param>
/// <param name="postData">post data and headers, or null</param>
/// <param name="headers">headers, or null</param>
/// <returns>true if Navigate started. false otherwise.</returns>
public bool Navigate(string url, GeckoLoadFlags loadFlags, string referrer, MimeInputStream postData, MimeInputStream headers)
{
if (string.IsNullOrEmpty(url))
{
return(false);
}
// added these from http://code.google.com/p/geckofx/issues/detail?id=5 so that it will work even if browser isn't currently shown
//if (!IsHandleCreated) CreateHandle();
//if (IsBusy) this.Stop();
// if (!IsHandleCreated)
// throw new InvalidOperationException("Cannot call Navigate() before the window handle is created.");
// WebNav.LoadURI throws an exception if we try to open a file that doesn't exist...
Uri created;
if (Uri.TryCreate(url, UriKind.RelativeOrAbsolute, out created) && created.IsAbsoluteUri && created.IsFile)
{
if (!File.Exists(created.LocalPath) && !Directory.Exists(created.LocalPath))
{
return(false);
}
}
nsIURI referrerUri = null;
if (!string.IsNullOrEmpty(referrer))
{
//referrerUri = Xpcom.GetService<nsIIOService>("@mozilla.org/network/io-service;1").NewURI(new nsAUTF8String(referrer), null, null);
referrerUri = IOService.CreateNsIUri(referrer);
}
_webNav.LoadURI(url, (uint)loadFlags, referrerUri, postData != null ? postData._inputStream : null, headers != null ? headers._inputStream : null);
return(true);
}
/// <summary>
/// Navigates to the specified URL using the given load flags, referrer and post data
/// In order to find out when Navigate has finished attach a handler to NavigateFinishedNotifier.NavigateFinished.
/// </summary>
/// <param name="url">The url to navigate to. If the url is empty or null, the browser does not navigate and the method returns false.</param>
/// <param name="loadFlags">Flags which specify how the page is loaded.</param>
/// <param name="referrer">The referring URL, or null.</param>
/// <param name="postData">post data and headers, or null</param>
/// <returns>true if Navigate started. false otherwise.</returns>
public bool Navigate(string url, GeckoLoadFlags loadFlags, string referrer, MimeInputStream postData)
{
return(Navigate(url, loadFlags, referrer, postData, null));
}
private byte[] ConvertToPdf(string url, string html, string tempFilePath, NameValueCollection headers = null, IEnumerable <GeckoCookie> cookies = null)
{
// Initialize gecko engine
if (!HeadlessGecko.IsInitialized)
{
var initSignal = new SemaphoreSlim(0, 1);
HeadlessGecko.OnInitialized += () =>
{
initSignal.Release();
};
HeadlessGecko.Initialize(GeckoBinDirectory);
initSignal.Wait();
}
var printReadySignal = new SemaphoreSlim(0, 1);
var browser = HeadlessGecko.CreateBrowser();
browser.DocumentCompleted += (s, e) =>
{
// After loading document, waits some time, and send print ready signal
Task.Run(() =>
{
Thread.Sleep(1000); // Some delay need, otherwise throws COMException
printReadySignal.Release();
});
};
// Invoke navigate method in STA browser thread
browser.Invoke((MethodInvoker) delegate
{
Uri uri = null;
var isUriSuccess = Uri.TryCreate(url, UriKind.Absolute, out uri);
if (isUriSuccess && cookies != null)
{
foreach (var cookie in cookies)
{
CookieManager.Add(uri.Host, cookie.Path, cookie.Name, cookie.Value, cookie.Secure, cookie.HttpOnly, false, cookie.ExpiresUnix);
}
}
var geckoHeaders = MimeInputStream.Create();
if (headers != null)
{
var headersItems = headers.AllKeys.SelectMany(headers.GetValues, (k, v) => new { Key = k, Value = v });
foreach (var header in headersItems)
{
geckoHeaders.AddHeader(header.Key, header.Value);
}
return;
}
else
{
geckoHeaders.AddHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0");
geckoHeaders.AddHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
geckoHeaders.AddHeader("Accept-Language", "ru-RU,ru;q=0.8,en-US;q=0.5,en;q=0.3");
geckoHeaders.AddHeader("Accept-Encoding", "gzip, deflate, br");
geckoHeaders.AddHeader("X-Compress", "1");
geckoHeaders.AddHeader("Connection", "keep-alive");
}
if (string.IsNullOrEmpty(html))
{
browser.Navigate(url, GeckoLoadFlags.None, url, null, geckoHeaders);
}
else
{
browser.LoadHtml(html, url);
}
});
printReadySignal.Wait(); // Waiting before print will completed
//browser.NavigateFinishedNotifier.BlockUntilNavigationFinished();
// Create temporary file and print page to him
if (string.IsNullOrEmpty(tempFilePath))
{
tempFilePath = Path.GetTempFileName();
}
var fi = new FileInfo(tempFilePath);
if (!fi.Exists)
{
if (!fi.Directory.Exists)
{
fi.Directory.Create();
}
File.Create(tempFilePath).Close();
}
browser.Invoke((MethodInvoker) delegate
{
browser.PrintToFile(_config, tempFilePath);
});
var attempts = 0;
while (Tools.IsFileLocked(tempFilePath) || attempts >= _config.MaxLockingCheckAttempts)
{
attempts++;
Thread.Sleep(_config.PdfLockingCheckDelay);
}
if (attempts >= _config.MaxLockingCheckAttempts)
{
throw new IOException("Generated pdf file locked too long");
}
// Read temporary file to MemoryStream and delete
var bytes = File.ReadAllBytes(tempFilePath);
File.Delete(tempFilePath);
browser.Invoke((MethodInvoker) delegate
{
browser.Dispose();
});
return(bytes);
}
