private static void _getElementByUrl(Element el, string Url, ref List <Element> result)
{
var link = DomUrlService.GetLinkOrSrc(el);
if (!string.IsNullOrWhiteSpace(link) && link.Trim().ToLower() == Url)
{
result.Add(el);
}
foreach (var item in el.childNodes.item)
{
if (item.nodeType == enumNodeType.ELEMENT)
{
var subel = item as Element;
_getElementByUrl(subel, Url, ref result);
}
}
}
/// <summary>
/// get all image links
/// </summary>
/// <param name="dom"></param>
/// <returns></returns>
public static List <string> GetImages(Document dom)
{
List <string> imgurls = new List <string>();
foreach (var item in dom.images.item)
{
string itemsrc = DomUrlService.GetLinkOrSrc(item);
if (!string.IsNullOrEmpty(itemsrc))
{
if (!Kooboo.Lib.Utilities.DataUriService.isDataUri(itemsrc))
{
imgurls.Add(itemsrc);
}
}
}
return(imgurls);
}
/// <summary>
/// Get all external style urls
/// </summary>
/// <param name="dom"></param>
/// <returns></returns>
public static List <string> GetReferenceStyles(Document dom)
{
List <string> urlList = new List <string>();
if (dom != null)
{
HTMLCollection styletags = dom.getElementsByTagName("link");
foreach (var item in styletags.item)
{
if (item.hasAttribute("rel") && item.getAttribute("rel").ToLower().Contains("stylesheet"))
{
string itemurl = DomUrlService.GetLinkOrSrc(item);
if (!string.IsNullOrEmpty(itemurl))
{
urlList.Add(itemurl);
}
}
}
}
return(urlList);
}
