static void SubmitNimigem(Uri nimigemUri, byte[] payload, string mime)
{
var resp = (NimigemResponse)Nimigem.Fetch(nimigemUri, payload, mime);
if ((resp.codeMajor == '2') && (resp.codeMinor == '5'))
{
//success status 25 - fetch the Gemini target
LoadGeminiLink(new Uri(resp.meta));
}
else
{
//everything else is a problem for now
Dialogs.MsgBoxOK("Error", "Could not send content. Server Message was: \n" + resp.meta);
}
}
public void NavigateNimigemScheme(string fullQuery, System.Windows.Navigation.NavigatingCancelEventArgs e, string payload, bool requireSecure = true)
{
var NimigemUri = e.Uri.OriginalString;
//at present we only support UTF8 plain text payloads
byte[] nimigemBody = Encoding.UTF8.GetBytes(payload);
var mime = "text/plain; charset=utf-8";
var settings = new UserSettings();
var uri = new Uri(fullQuery);
//use a proxy for any other scheme that is not Nimigem
var proxy = ""; //use none
var connectInsecure = false;
if (uri.Host == "localhost")
{
//to support local testing servers, dont require secure connection on localhost
//**FIX ME, or have an option
connectInsecure = true;
}
X509Certificate2 certificate;
certificate = Session.Instance.CertificatesManager.GetCertificate(uri.Host);
try
{
NimigemResponse nimigemResponse;
try
{
nimigemResponse = (NimigemResponse)Nimigem.Fetch(uri, nimigemBody, mime, certificate, proxy, connectInsecure, settings.MaxDownloadSizeMb * 1024, settings.MaxDownloadTimeSeconds);
}
catch (Exception err)
{
//warn, but continue if there are server validation errors
//in these early days of Nimigem we dont forbid visiting a site with an expired cert or mismatched host name
//but we do give a warning each time
if (err.Message == "The remote certificate was rejected by the provided RemoteCertificateValidationCallback.")
{
mMainWindow.ToastNotify("Note: " + err.Message + " for: " + e.Uri.Authority, ToastMessageStyles.Warning);
//try again insecure this time
nimigemResponse = (NimigemResponse)Nimigem.Fetch(uri, nimigemBody, mime, certificate, proxy, connectInsecure, settings.MaxDownloadSizeMb * 1024, settings.MaxDownloadTimeSeconds);
}
else
{
//reraise
throw;
}
}
if (nimigemResponse.codeMajor == '1')
{
//invalid in nimigem
HandleInvalidResponse(nimigemResponse);
}
else if (nimigemResponse.codeMajor == '2')
{
//success
if (nimigemResponse.codeMinor == '5')
{
//valid submission - get the new target to retrieve
mMainWindow.ToastNotify(String.Format("Submit successful: retrieving result: {0}", nimigemResponse.meta));
var successUri = new Uri(nimigemResponse.meta);
//must be a response redirect to gemini URL
if (successUri.Scheme != "gemini")
{
HandleInvalidResponse(nimigemResponse);
}
var geminiTarget = new GeminiNavigator(mMainWindow, mMainWindow.BrowserControl);
var normalisedUri = UriTester.NormaliseUri(successUri);
var siteIdentity = new SiteIdentity(normalisedUri, Session.Instance);
geminiTarget.NavigateGeminiScheme(successUri.OriginalString, e, siteIdentity);
}
else
{
//no other 2X responses are valid
HandleInvalidResponse(nimigemResponse);
}
}
// codemajor = 3 is redirect - should eventually end in success or raise an error
else if (nimigemResponse.codeMajor == '4')
{
//same as normal Gemini
mMainWindow.ToastNotify("Temporary failure (status 4X)\n\n" +
nimigemResponse.meta + "\n\n" +
e.Uri.ToString(), ToastMessageStyles.Warning);
}
else if (nimigemResponse.codeMajor == '5')
{
//same as normal Gemini
if (nimigemResponse.codeMinor == '1')
{
mMainWindow.ToastNotify("Page not found\n\n" + e.Uri.ToString(), ToastMessageStyles.Warning);
}
else
{
mMainWindow.ToastNotify("Permanent failure (status 5X)\n\n" +
nimigemResponse.meta + "\n\n" +
e.Uri.ToString(), ToastMessageStyles.Warning);
}
}
else if (nimigemResponse.codeMajor == '6')
{
mMainWindow.ToastNotify("Certificate required. Choose one and try again.\n\n" + e.Uri.ToString(), ToastMessageStyles.Warning);
}
else
{
mMainWindow.ToastNotify("Unexpected output from server " +
"(status " + nimigemResponse.codeMajor + "." + nimigemResponse.codeMinor + ") " +
nimigemResponse.meta + "\n\n"
+ e.Uri.ToString(), ToastMessageStyles.Warning);
}
}
catch (Exception err)
{
//generic handler for other runtime errors
mMainWindow.ToastNotify("Error getting Nimigem content for " + e.Uri.ToString() + "\n\n" + err.Message, ToastMessageStyles.Warning);
}
//make the window responsive again
mMainWindow.ToggleContainerControlsForBrowser(true);
//no further navigation right now
e.Cancel = true;
}
