private static List <Element> GetSameMetaTags(Document dom, HtmlMeta meta)
{
List <Element> result = new List <Element>();
if (!DomService.HasHeadTag(dom))
{
return(null);
}
var metas = dom.head.getElementsByTagName("meta").item;
if (!string.IsNullOrEmpty(meta.name))
{
string lowermeta = meta.name.ToLower();
foreach (var item in metas)
{
var name = item.getAttribute("name");
if (!string.IsNullOrEmpty(name) && name.ToLower() == lowermeta)
{
result.Add(item);
}
}
}
if (result.Any())
{
return(result);
}
if (!string.IsNullOrEmpty(meta.httpequiv))
{
string lowermeta = meta.httpequiv.ToLower();
foreach (var item in metas)
{
var name = item.getAttribute("http-equiv");
if (!string.IsNullOrEmpty(name) && name.ToLower() == lowermeta)
{
result.Add(item);
}
}
}
if (!string.IsNullOrEmpty(meta.charset))
{
// string lowermeta = meta.charset.ToLower();
foreach (var item in metas)
{
var name = item.getAttribute("charset");
if (!string.IsNullOrEmpty(name) && !string.IsNullOrEmpty(meta.charset))
{
result.Add(item);
}
}
}
return(result);
}
internal static List <SourceUpdate> GetUpdates(HtmlHeader header, Document dom, string OnlyEnableCulture)
{
List <SourceUpdate> result;
if (DomService.HasHeadTag(dom))
{
result = GetUpdateWithDomHeader(header, dom, OnlyEnableCulture);
}
else
{
result = GetUpdateWithOutDomHeader(header, dom, OnlyEnableCulture);
}
return(result);
}
public static string SetBaseHref(string htmlsource, string baseurl)
{
string strbasetag = "<base href=\"" + baseurl + "\">";
var dom = Kooboo.Dom.DomParser.CreateDom(htmlsource);
SourceUpdate update = new SourceUpdate();
update.NewValue = strbasetag;
update.EndIndex = -1;
if (DomService.HasHeadTag(dom))
{
var TagBase = dom.head.getElementsByTagName("base");
if (TagBase != null && TagBase.item.Count() > 0)
{
var tagElement = TagBase.item[0];
string currentbase = tagElement.getAttribute("href");
if (!string.IsNullOrWhiteSpace(currentbase) && currentbase == strbasetag)
{
return(htmlsource);
}
update.StartIndex = tagElement.location.openTokenStartIndex;
update.EndIndex = tagElement.location.endTokenEndIndex;
}
else
{
var afterheaderlocation = dom.head.location.openTokenEndIndex + 1;
update.StartIndex = afterheaderlocation;
}
}
else
{
var afterHtmlLocation = dom.documentElement.location.openTokenEndIndex + 1;
update.StartIndex = afterHtmlLocation;
update.NewValue = "<head>" + update.NewValue + "</head>";
}
List <SourceUpdate> updates = new List <SourceUpdate>();
updates.Add(update);
return(Service.DomService.UpdateSource(htmlsource, updates));
}