/// <summary>
/// Outputs a string ready for RSS
/// </summary>
/// <returns>A string formatted for RSS</returns>
public override string ToString()
{
var ItemString = new StringBuilder();
ItemString.Append("<item><title>").Append(Utils.StripIllegalCharacters(Title ?? "")).Append("</title>\r\n<link>")
.Append(Link).Append("</link>\r\n<author>").Append(Utils.StripIllegalCharacters(Author ?? ""))
.Append("</author>\r\n");
foreach (var Category in Categories)
{
ItemString.Append("<category>").Append(Utils.StripIllegalCharacters(Category)).Append("</category>\r\n");
}
ItemString.Append("<pubDate>").Append(PubDate.ToString("r", CultureInfo.InvariantCulture)).Append("</pubDate>\r\n");
if (Enclosure != null)
{
ItemString.Append(Enclosure.ToString());
}
if (Thumbnail != null)
{
ItemString.Append(Thumbnail.ToString());
}
ItemString.Append("<description><![CDATA[").Append(Description).Append("]]></description>\r\n");
if (GUID != null)
{
ItemString.Append(GUID.ToString());
}
ItemString.Append("<itunes:subtitle>").Append(Utils.StripIllegalCharacters(Title)).Append("</itunes:subtitle>");
ItemString.Append("<itunes:summary><![CDATA[").Append(Description).Append("]]></itunes:summary>");
ItemString.Append("</item>\r\n");
return(ItemString.ToString());
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="doc">XML element containing the item content</param>
public FeedItem(IXPathNavigable doc)
: this()
{
if (doc is null)
{
throw new ArgumentNullException(nameof(doc));
}
var Element = doc.CreateNavigator();
var NamespaceManager = new XmlNamespaceManager(Element.NameTable);
NamespaceManager.AddNamespace("media", "http://search.yahoo.com/mrss/");
Title = Element.SelectSingleNode("./title", NamespaceManager)?.Value ?? "";
Link = Element.SelectSingleNode("./link", NamespaceManager)?.Value ?? "";
Description = Element.SelectSingleNode("./description", NamespaceManager)?.Value ?? "";
Author = Element.SelectSingleNode("./author", NamespaceManager)?.Value ?? "";
foreach (XPathNavigator TempNode in Element.Select("./category", NamespaceManager))
{
Categories.Add(Utils.StripIllegalCharacters(TempNode.Value));
}
var Node = Element.SelectSingleNode("./enclosure", NamespaceManager);
if (Node != null)
{
Enclosure = new Enclosure(Node);
}
Node = Element.SelectSingleNode("./pubDate", NamespaceManager);
if (Node != null)
{
if (DateTime.TryParse(Node.Value.Replace("PDT", "-0700"), out var TempDate))
{
PubDate = TempDate;
}
else
{
PubDate = DateTime.Now;
}
}
Node = Element.SelectSingleNode("./media:thumbnail", NamespaceManager);
if (Node != null)
{
Thumbnail = new Thumbnail(Node);
}
Node = Element.SelectSingleNode("./guid", NamespaceManager);
if (Node != null)
{
GUID = new FeedGuid(Node);
}
}
