private static void WriteRssItem(RssItem rssItem, XmlTextWriter writer)
{
writer.WriteStartElement("item");
writer.WriteElementString("title", rssItem.Title);
writer.WriteElementString("link", URIHelper.ConvertToAbsUrl(rssItem.Link));
string shortDesc = StringHelper.StripHtmlTags(rssItem.Description);
if (shortDesc.Length > 255)
{
shortDesc = shortDesc.Substring(0, 255) + " ...";
}
writer.WriteElementString("description", shortDesc);
writer.WriteElementString("author", rssItem.Author);
writer.WriteElementString("pubDate", rssItem.PubDate);
writer.WriteElementString("updated", rssItem.Updated);
writer.WriteEndElement();
}
public string GetMetaDescription()
{
if (!string.IsNullOrEmpty(contextMetaDescription))
{
return(contextMetaDescription);
}
var description = StringHelper.StripExtraSpaces(StringHelper.StripExtraLines(MetaDescription));
if (string.IsNullOrEmpty(description))
{
description = StringHelper.StripExtraSpaces(StringHelper.StripExtraLines(this.ShortDescription)).Trim();
}
if (description.Length < 100)
{
var mainContent = StringHelper.StripExtraSpaces(StringHelper.StripExtraLines(this.MainContent)).Trim();
if (mainContent.Contains("<script") || mainContent.Contains("<style"))
{
var htmlDocument = new HtmlAgilityPack.HtmlDocument();
htmlDocument.LoadHtml(mainContent);
htmlDocument.DocumentNode.Descendants()
.Where(n => n.Name == "script" || n.Name == "style" || n.NodeType == HtmlAgilityPack.HtmlNodeType.Comment)
.ToList()
.ForEach(n => n.Remove());
mainContent = StringHelper.StripExtraSpaces(StringHelper.StripExtraLines(StringHelper.StripHtmlTags(htmlDocument.DocumentNode.InnerText.Trim())));
}
if (mainContent.Length > description.Length)
{
description = mainContent;
}
}
description = StringHelper.StripExtraSpaces(StringHelper.StripExtraLines(StringHelper.StripHtmlTags(description)));
if (description.Length > 255)
{
description = description.Substring(0, 255) + " ...";
}
if (string.IsNullOrEmpty(description))
{
description = GetPageTitle();
}
/*if ((description == "") || (description == LinkTitle))
* {
* description = StringHelper.StripHtmlTags(StringHelper.StripExtraSpaces(StringHelper.StripExtraLines(this.MainContent)));
*
* if (description.Length > 255)
* description = description.Substring(0, 255) + " ...";
* }*/
description = Regex.Replace(description, "{.*}", "");
contextMetaDescription = description;
return(contextMetaDescription);
}