public override WebResourceResponse ShouldInterceptRequest(WebView view, string url)
{
var postData = GetNavigationData(url);
if (postData != null)
{
if (postData.PostData != null)
{
try
{
var request = HttpWebRequest.Create(url);
//request.ContentType = "text/plain"; //TODO: What should we set here?
request.Method = "POST";
if (postData.AdditionalHeaders != null)
{
foreach (var additionalHeader in postData.AdditionalHeaders)
{
request.Headers.Add(additionalHeader.Key, additionalHeader.Value);
}
}
using (var reqestStream = request.GetRequestStream())
{
reqestStream.Write(postData.PostData, 0, postData.PostData.Length);
reqestStream.Flush();
}
//using ( //TODO: Don't we need using directive here?
var response = request.GetResponse() as HttpWebResponse;
//)
{
if (response.StatusCode != HttpStatusCode.OK)
{
//TODO: do we need to rise NavigationFailed event here?
}
var res = new WebResourceResponse(response.ContentType, response.ContentEncoding, response.GetResponseStream());
return res;
}
}
catch (InvalidOperationException ioex)
{
var e = new NavigationFailedEventArgs(
new Uri(url),
ioex // Do we need to set this exception? WP8 WebView always set it to null
);
_Parent.OnNavigationFailed(e);
if (e.Handled)
{
return GetCancelWebResourceResponse();
}
}
}
}
return null; //base.ShouldInterceptRequest(view, url);
}
private void OnNavigationFailed(NavigationFailedEventArgs e)
{
if (this.NavigationFailed != null)
{
this.NavigationFailed(this, e);
}
}
public override void OnReceivedError(WebView view, ClientError errorCode, string description, string failingUrl)
{
base.OnReceivedError(view, errorCode, description, failingUrl);
var e = new NavigationFailedEventArgs(
new Uri(failingUrl),
new InvalidOperationException(description) // Do we need to set this exception? WP8 WebView always set it to null
);
_Parent.OnNavigationFailed(e);
if (e.Handled)
{
//TODO: Don't render error page
}
}
