private string IdFromEmbed(string input)
{
foreach (EmbedPattern check in _embedPatterns)
{
IElementPredicate predicate = new BeginTagPredicate("embed", new RequiredAttribute[] { new RequiredAttribute(check.Attr) });
HtmlExtractor ex = new HtmlExtractor(input);
ex = ex.Seek(predicate);
if (ex.Success)
{
BeginTag bt = ex.Element as BeginTag;
string srcRef = bt.GetAttributeValue(check.Attr);
Match m = Regex.Match(srcRef, check.Pattern, RegexOptions.IgnoreCase);
if (m.Success && m.Groups["id"].Success)
{
return m.Groups["id"].Value;
}
}
}
return String.Empty;
}
public bool MatchesEmbed(string input)
{
foreach (EmbedPattern check in _embedPatterns)
{
IElementPredicate predicate = new BeginTagPredicate("embed", new RequiredAttribute[] { new RequiredAttribute(check.Attr) });
HtmlExtractor ex = new HtmlExtractor(input);
ex = ex.Seek(predicate);
if (ex.Success)
{
BeginTag bt = ex.Element as BeginTag;
string srcRef = bt.GetAttributeValue(check.Attr);
if (!Regex.IsMatch(srcRef, check.Pattern, RegexOptions.IgnoreCase))
{
return false;
}
}
else
{
return false; //didn't find embed tag with the attr
}
}
return true; //found all predicates
}