public string ExtractQueryHashScriptLink()
{
HtmlNode link = _documentNode.QuerySelector("[href*=\"" + QueryHashSource + "\"]");
HtmlAttributeCollection attributes = link.Attributes;
HtmlAttribute href = attributes.FirstOrDefault(attr => attr.Name == "href");
string scriptSourceRelative = href.Value;
string scriptSourceAbsolute = Utility.BaseUrl + scriptSourceRelative;
return(scriptSourceAbsolute);
}
public static string GetIgnoreCase(this HtmlAttributeCollection dictionary, string name)
{
if (dictionary == null)
{
return(null);
}
var key = dictionary.FirstOrDefault(k => k.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase));
if (key == null)
{
return(null);
}
return(dictionary[key.Name].Value);
}
public ActionResult GetUrl(string encoding, string url)
{
try
{
var uri = new Uri(url);
string domain = string.Format("{0}://{1}:{2}", uri.Scheme, uri.Host, uri.Port);
var handler = new HttpClientHandler();
var httpClient = new HttpClient(handler);
httpClient.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (Windows NT 6.1; rv:14.0) Gecko/20100101 Firefox/14.0.1");
var request = new HttpRequestMessage(HttpMethod.Get, url);
var response = httpClient.SendAsync(request).Result;
var responseString = response.Content.ReadAsStringAsync().Result;
HtmlDocument htmlDoc = new HtmlDocument();
htmlDoc.LoadHtml(responseString);
var el = htmlDoc.DocumentNode.Descendants("script").Count();
foreach (HtmlNode script in htmlDoc.DocumentNode.Descendants("script"))
{
HtmlAttributeCollection atrib = script.Attributes;
HtmlAttribute src = atrib.FirstOrDefault(x => x.Name == "src");
if (src != null)
{
string oldAttr = src.Value;
if (!(oldAttr.StartsWith("//") || oldAttr.StartsWith("http://") || oldAttr.StartsWith("https://")))
{
if (oldAttr.StartsWith("."))
{
oldAttr = oldAttr.TrimStart('.');
}
if (!oldAttr.StartsWith("/"))
{
oldAttr = "/" + oldAttr;
}
var newAttr = string.Format("{0}{1}", domain, oldAttr);
src.Value = newAttr;
}
}
}
int el2;
if (htmlDoc.DocumentNode.Descendants("link") != null)
{
el2 = htmlDoc.DocumentNode.Descendants("link").Count();
foreach (HtmlNode link in htmlDoc.DocumentNode.Descendants("link"))
{
HtmlAttributeCollection atrib = link.Attributes;
HtmlAttribute href = atrib.FirstOrDefault(x => x.Name == "href");
if (href != null)
{
string oldAttr = href.Value;
if (!(oldAttr.StartsWith("//") || oldAttr.StartsWith("http://") || oldAttr.StartsWith("https://")))
{
if (oldAttr.StartsWith("."))
{
oldAttr = oldAttr.TrimStart('.');
}
if (!oldAttr.StartsWith("/"))
{
oldAttr = "/" + oldAttr;
}
var newAttr = string.Format("{0}{1}", domain, oldAttr);
href.Value = newAttr;
}
}
}
}
;
int el3;
if (htmlDoc.DocumentNode.Descendants("img") != null)
{
el3 = htmlDoc.DocumentNode.Descendants("img").Count();
foreach (HtmlNode img in htmlDoc.DocumentNode.Descendants("img"))
{
HtmlAttributeCollection atrib = img.Attributes;
HtmlAttribute src = atrib.FirstOrDefault(x => x.Name == "src");
if (src != null)
{
string oldAttr = src.Value;
if (!(oldAttr.StartsWith("//") || oldAttr.StartsWith("http://") || oldAttr.StartsWith("https://")))
{
if (oldAttr.StartsWith("."))
{
oldAttr = oldAttr.TrimStart('.');
}
if (!oldAttr.StartsWith("/"))
{
oldAttr = "/" + oldAttr;
}
var newAttr = string.Format("{0}{1}", domain, oldAttr);
src.Value = newAttr;
}
}
}
}
int el4;
if (htmlDoc.DocumentNode.Descendants("a") != null)
{
el4 = htmlDoc.DocumentNode.Descendants("//a").Count();
foreach (HtmlNode a in htmlDoc.DocumentNode.Descendants("a"))
{
HtmlAttributeCollection atrib = a.Attributes;
HtmlAttribute href = atrib.FirstOrDefault(x => x.Name == "href");
if (href != null)
{
string oldAttr = href.Value;
if (oldAttr.StartsWith("http://") || oldAttr.StartsWith("https://"))
{
var newAttr = string.Format("/Scrapping/GetUrl?encoding=" + encoding + "&url={0}", oldAttr);
href.Value = newAttr;
}
else
{
if (oldAttr.StartsWith("."))
{
oldAttr = oldAttr.TrimStart('.');
}
if (!oldAttr.StartsWith("/"))
{
oldAttr = "/" + oldAttr;
}
var newAttr = string.Format("/Scrapping/GetUrl?encoding=" + encoding + "&url={0}{1}", domain, oldAttr);
href.Value = newAttr;
}
}
}
}
var res = htmlDoc.DocumentNode.OuterHtml;
return(View("GetUrl", (object)res));
}
catch (Exception ex)
{
return(View("GetUrlExeption", (object)ex.Message));
}
}
