private void FinishUriSchemeCallback(IntPtr request, IntPtr stream, long streamLength, Uri uri)
{
using (GLibString mimetype = MimeTypes.FindForUri(uri))
{
WebKit.UriScheme.FinishSchemeRequest(request, stream, streamLength, mimetype);
}
}
private static void FinishUriSchemeCallback(IntPtr url, IntPtr schemeTask, IntPtr data, long contentLength, Uri uri)
{
IntPtr response = Foundation.Call("NSURLResponse", "alloc");
ObjC.Call(
response,
"initWithURL:MIMEType:expectedContentLength:textEncodingName:",
url,
NSString.Create(MimeTypes.FindForUri(uri)),
new IntPtr(contentLength),
IntPtr.Zero);
ObjC.Call(schemeTask, "didReceiveResponse:", response);
IntPtr nsData = Foundation.Call(
"NSData",
"dataWithBytesNoCopy:length:freeWhenDone:",
data,
new IntPtr(contentLength),
IntPtr.Zero);
ObjC.Call(schemeTask, "didReceiveData:", nsData);
ObjC.Call(schemeTask, "didFinish");
}
private async void Webview_WebResourceRequested(object?sender, CoreWebView2WebResourceRequestedEventArgs e)
{
using var deferral = e.GetDeferral();
var uri = new Uri(e.Request.Uri);
var contentStream = await Application.ContentProvider.GetStreamAsync(uri);
if (contentStream == null)
{
e.Response = webview.CoreWebView2.Environment.CreateWebResourceResponse(null, 404, "Not Found", string.Empty);
}
else
{
e.Response = webview.CoreWebView2.Environment.CreateWebResourceResponse(contentStream, 200, "OK", string.Empty);
e.Response.Headers.AppendHeader("Content-Type", MimeTypes.FindForUri(uri));
}
}
private async void ListenerCallback(IAsyncResult result)
{
var listener = result.AsyncState as HttpListener;
HttpListenerContext context = null;
try
{
listener.BeginGetContext(ListenerCallback, listener);
context = listener.EndGetContext(result);
}
catch { return; }
try
{
if (context.Request.HttpMethod.ToUpper() == "GET")
{
using (var stream = await contentProvider.GetStreamAsync(context.Request.Url))
{
if (stream != null)
{
context.Response.ContentType = MimeTypes.FindForUri(context.Request.Url);
using (var responseStream = context.Response.OutputStream)
{
await stream.CopyToAsync(responseStream);
}
}
else
{
context.Response.StatusCode = 404;
}
}
}
else
{
context.Response.StatusCode = 400;
}
}
catch { context.Response.StatusCode = 500; }
finally { context.Response.Close(); }
}
/// <inheritdoc/> public string GetMimeType(Uri uri) => MimeTypes.FindForUri(uri);
