private static bool DoTask(WebPosition.PersistStruct persistStruct)
{
using (ExtendedWebBrowser browser = new ExtendedWebBrowser())
{
try
{
browser.Navigate(persistStruct.Url);
for (int i = 0; i < 30; i++)
System.Windows.Forms.Application.DoEvents();
do
{
System.Windows.Forms.Application.DoEvents();
} while (browser.IsBusy);
}
catch (Exception exc)
{
TraceHlp2.WriteException(exc);
return false;
}
if (browser.Document != null && browser.Document.Body != null && browser.Document.Body.Parent != null)
{
lock (dataCache)
{
dataCache[persistStruct] = browser.Document.Body.Parent.OuterHtml;
return true;
}
}
else
return false;
}
}
public BrowserPage(WebPosition position)
{
this.innerPosition = position;
InitializeComponent();
//this.TabsContextMenu.Tag = this;
highlighter = new HtmlElementsHighlighter(this.Browser);
string style = "FILTER: progid:DXImageTransform.Microsoft.Alpha(opacity=30);BACKGROUND-COLOR: #ff0000";
highlighter.Links[style] = GetSelectedElements;
}
public static WebDocument Load(WebPosition position)
{
string content = AsyncLoader.Instance.Load(position);
using( ExtendedWebBrowser browser = new ExtendedWebBrowser())
{
browser.DocumentText = content;
browser.IsWebBrowserContextMenuEnabled = false;
// WARNING!! this can cause problems when certificate approval needed!
browser.ScriptErrorsSuppressed = true;
System.Windows.Forms.Application.DoEvents();
while (browser.IsBusy)
System.Windows.Forms.Application.DoEvents();
return new WebDocument(DOMTreeToXml(browser.Document));
}
}
public static string GetDocumentCode(WebPosition position)
{
bool shouldRequest = false;
lock (dataCache)
{
shouldRequest = !dataCache.ContainsKey(position.Persist);
if (shouldRequest)
dataCache[position.Persist] = string.Empty;
}
if (shouldRequest)
{
lock (workQueue)
{
workQueue.Enqueue(position.Persist);
Monitor.Pulse(workQueue);
}
}
lock (dataCache)
return dataCache[position.Persist];
}
public void SetUp()
{
filename = Path.GetFullPath("document.html");
if(File.Exists(filename))
File.Delete(filename);
testPosition = WebPosition.Parse(filename);
}
public RequestState(WebPosition.PersistStruct pos, WebRequest request)
{
this.Request = request;
this.Position = pos;
}
private static void StartGetting(WebPosition.PersistStruct position)
{
try
{
WebRequest request = WebRequest.Create(position.Url);
request.Proxy = DefaultProxy;
//if (!proxySaved)
//{
// Uri yandex = new Uri("http://www.yandex.ru");
// IWebProxy p = request.Proxy;
// Type type = p.GetType();
// System.Reflection.PropertyInfo prop = type.GetProperty("WebProxy", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance);
// WebProxy proxy = prop.GetValue(p, null) as WebProxy;
// if (proxy != null)
// {
// TraceHlp2.AddMessage("Url: {0}", proxy.Address);
// TraceHlp2.AddMessage(string.Join("; ", proxy.BypassList));
// TraceHlp2.AddMessage("BypassProxyOnLocal: {0}", proxy.BypassProxyOnLocal);
// TraceHlp2.AddMessage("UseDefaultCredentials: {0}", proxy.UseDefaultCredentials);
// TraceHlp2.AddMessage("Credentials: {0}", proxy.Credentials);
// }
// TraceHlp2.AddMessage("Bypassed {0}", p.IsBypassed(yandex));
// TraceHlp2.AddMessage("Yandex :{0}", p.GetProxy(yandex));
// TraceHlp2.AddMessage("Credentails :{0}", p.Credentials);
// proxySaved = true;
//}
////request.Proxy = Proxy;
//Console.WriteLine(request.Proxy);
request.BeginGetResponse(new AsyncCallback(CallBack), new RequestState(position, request));
}
catch (Exception exc)
{
lock (requestsDict)
requestsDict.Remove(position);
TraceHlp2.WriteException(exc);
}
}
internal static string GetDocumentCode(WebPosition position)
{
lock (dataDict)
{
if (dataDict.ContainsKey(position.Persist))
return dataDict[position.Persist];
}
lock (requestsDict)
{
if (!requestsDict.ContainsKey(position.Persist))
{
requestsDict[position.Persist] = true;
StartGetting(position.Persist);
}
return "";
}
}
private void StartGetting(WebPosition.PersistStruct position)
{
try
{
WebRequest request = WebRequest.Create(position.Url);
request.Proxy = DefaultProxy;
request.BeginGetResponse(new AsyncCallback(CallBack), new RequestState(position, request));
}
catch (Exception exc)
{
lock (requestsDict)
requestsDict.Remove(position);
TraceHlp2.WriteException(exc);
}
}
public string Load(WebPosition position)
{
try
{
WebRequest request = WebRequest.Create(position.Url);
request.Proxy = DefaultProxy;
using(WebResponse response = request.GetResponse())
{
return ReadResponse(response);
}
}
catch(Exception exc)
{
throw new Exception("Could not process request to "
+ position.Url.ToString(),
exc);
}
}
public void Set(WebPosition source)
{
this.Persist = source.Persist;
}
public static PersistStruct GetPersist(WebPosition pos)
{
return pos.Persist;
}
