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cefsharp擷取ajax傳回值,使用CEfSharp之旅(6)攔截網絡請求 截取response傳回

主要是繼承實現 Cefsharp的IRquestHandler對象,

廢話不多說上代碼:

public class request : IRequestHandler

{

public event Action msg;

public event Action msg2;

public bool GetAuthCredentials(IWebBrowser browserControl, IBrowser browser, IFrame frame, bool isProxy,

string host, int port, string realm, string scheme, IAuthCallback callback)

{

return false;

}

public IResponseFilter GetResourceResponseFilter(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response)

{

//if (!response.ResponseHeaders["Content-Type"].Contains("application/json"))

//{

// return null;

//}

var filter = FilterManager.CreateFilter(request.Identifier.ToString());

return filter;

}

private void Filter_VOIDFUN(string arg1, string arg2, string arg3, long arg4)

{

msg2?.Invoke(arg1, arg2);

}

public bool OnBeforeBrowse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request,

bool isRedirect)

{

var m = request.Method;

msg?.Invoke(request.Url);

msg?.Invoke(m);

if (request.Method == "POST")

{

using (var postData = request.PostData)

{

if (postData != null)

{

var elements = postData.Elements;

var charSet = request.GetCharSet();

foreach (var element in elements)

{

if (element.Type == PostDataElementType.Bytes)

{

var body = element.GetBody(charSet);

msg?.Invoke(body);

}

}

}

}

}

return false;

}

public CefReturnValue OnBeforeResourceLoad(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IRequestCallback callback)

{

var m = request.Method;

msg?.Invoke(request.Url);

msg?.Invoke(m);

if (request.Method == "POST")

{

using (var postData = request.PostData)

{

if (postData != null)

{

var elements = postData.Elements;

var charSet = request.GetCharSet();

foreach (var element in elements)

{

if (element.Type == PostDataElementType.Bytes)

{

var body = element.GetBody(charSet);

msg?.Invoke(body);

}

}

}

}

}

return CefReturnValue.Continue;

}

public bool OnCertificateError(IWebBrowser browserControl, IBrowser browser, CefErrorCode errorCode, string requestUrl, ISslInfo sslInfo, IRequestCallback callback)

{

return true;

}

public bool OnOpenUrlFromTab(IWebBrowser browserControl, IBrowser browser, IFrame frame, string targetUrl, WindowOpenDisposition targetDisposition, bool userGesture)

{

return false;

}

public void OnPluginCrashed(IWebBrowser browserControl, IBrowser browser, string pluginPath)

{

}

public bool OnProtocolExecution(IWebBrowser browserControl, IBrowser browser, string url)

{

return false;

}

public bool OnQuotaRequest(IWebBrowser browserControl, IBrowser browser, string originUrl, long newSize, IRequestCallback callback)

{

return false;

}

public void OnRenderProcessTerminated(IWebBrowser browserControl, IBrowser browser, CefTerminationStatus status)

{

}

public void OnRenderViewReady(IWebBrowser browserControl, IBrowser browser)

{

}

public void OnResourceLoadComplete(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response, UrlRequestStatus status, long receivedContentLength)

{

}

public void OnResourceRedirect(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, ref string newUrl)

{

}

public void OnResourceRedirect(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response, ref string newUrl)

{

}

public bool OnResourceResponse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response)

{

return false; ;

}

public bool OnSelectClientCertificate(IWebBrowser browserControl, IBrowser browser, bool isProxy, string host, int port, X509Certificate2Collection certificates, ISelectClientCertificateCallback callback)

{

return true;

}

}