/// <summary>
/// Extracts the link tag info from the page using RegEx
/// </summary>
/// <param name="p_strPageHtmlContent"></param>
/// <returns>Deprecated</returns>
private static Dict<string, Anchor> GetAnchorsList(string p_strPageHtmlContent)
{
Dict<string, Anchor> dictReturnSet = new Dict<string, Anchor>();
Anchor ancrLink = new Anchor();
// Try grabbing the meta info of the page into a dictionary
string pattern = "<a.+?(?:href=(?:\"|')(.*?)(?:\"|').*?)?(?:title=(?:\"|')(.*?)(?:\"|').*?)?(?:href=(?:\"|')(.*?)(?:\"|'))?/?>.*?</head>";
RegexOptions rxoOptions = RegexOptions.IgnoreCase | RegexOptions.Singleline;
foreach (Match match in Regex.Matches(p_strPageHtmlContent, pattern, rxoOptions))
{
ancrLink = new Anchor();
ancrLink.Rel = match.Groups[1].Value;
ancrLink.Type = match.Groups[2].Value;
ancrLink.Href = match.Groups[3].Value;
dictReturnSet.Add(match.Groups[1].Value, ancrLink);
}
return dictReturnSet;
}
/// <summary>
/// Extracts anchor information using HtmlDocument (Html Agility Pack)
/// </summary>
/// <param name="htmlDocDocument"></param>
/// <returns></returns>
private static List<Anchor> GetAnchorList(HtmlDocument p_htmlDocDocument)
{
List<Anchor> ancrLstReturnList = new List<Anchor>();
if (p_htmlDocDocument.DocumentNode.SelectNodes("//a[@href]") != null)
{
foreach (HtmlNode hnLink in p_htmlDocDocument.DocumentNode.SelectNodes("//a[@href]"))
{
Anchor aNewAnchorTag = new Anchor();
aNewAnchorTag.Href = GetHtmlAttributeValue(hnLink.Attributes, "href");
aNewAnchorTag.HrefLang = GetHtmlAttributeValue(hnLink.Attributes, "hreflang");
aNewAnchorTag.Title = GetHtmlAttributeValue(hnLink.Attributes, "title");
aNewAnchorTag.Target = GetHtmlAttributeValue(hnLink.Attributes, "target");
aNewAnchorTag.Rel = GetHtmlAttributeValue(hnLink.Attributes, "rel");
aNewAnchorTag.Name = GetHtmlAttributeValue(hnLink.Attributes, "name");
aNewAnchorTag.Download = GetHtmlAttributeValue(hnLink.Attributes, "download");
aNewAnchorTag.Media = GetHtmlAttributeValue(hnLink.Attributes, "media");
aNewAnchorTag.Type = GetHtmlAttributeValue(hnLink.Attributes, "type");
aNewAnchorTag.Text = hnLink.InnerText;
ancrLstReturnList.Add(aNewAnchorTag);
}
}
return ancrLstReturnList;
}
