/// <summary>
/// Converts a FavoritesNode into the corresponding XBEL xml-element, depending on its type.
/// </summary>
/// <param name="favoritesNode">FavoritesNode instance to convert.</param>
/// <returns>XBEL XmlElement (folder or bookmark)</returns>
private XmlElement Transform(FavoritesNode favoritesNode)
{
XmlElement result;
if (favoritesNode.NodeType == FavoritesNodeType.Folder)
{
// create a 'folder' element with the attibutes 'id', 'folded' and 'added'
result = xmlDocument.CreateElement("folder");
result.Attributes.Append(CreateIdAttribute());
result.SetAttribute("folded", "yes");
result.SetAttribute("added", FormatDate(DateTime.Now));
// add a 'title' child element
result.AppendChild(xmlDocument.CreateElement(titleElementName)).InnerText = favoritesNode.DisplayName;
// add the nested children
foreach (FavoritesNode childNode in favoritesNode)
{
result.AppendChild(Transform(childNode));
}
}
else
{
// create a 'bookmark' element with the attributes 'id', 'href' and 'modified'
result = xmlDocument.CreateElement("bookmark");
result.Attributes.Append(CreateIdAttribute());
result.SetAttribute("href", favoritesNode.Url);
result.SetAttribute("modified", FormatDate(favoritesNode.ModifiedTime));
result.AppendChild(xmlDocument.CreateElement(titleElementName)).InnerText = favoritesNode.DisplayName;
result.AppendChild(xmlDocument.CreateElement(descriptionElementName)).InnerText = "";
}
return(result);
}
/// <summary>
/// Constructor. Converts the passed FavoritesNode instance into an XBEL formatted XmlDocument.
/// </summary>
/// <param name="favoritesNode">FavoritesNode instance to convert into XBEL</param>
private XBELConverter(FavoritesNode favoritesNode)
{
// reset the id counter
idCounter = 0;
xmlDocument = new XmlDocument();
// header stuff needed for the XBEL file:
xmlDocument.AppendChild(xmlDocument.CreateXmlDeclaration("1.0", null, null));
xmlDocument.AppendChild(xmlDocument.CreateDocumentType("xbel", "+//IDN python.org//DTD XML Bookmark Exchange Language 1.0//EN//XML", "http://pyxml.sourceforge.net/topics/dtds/xbel-1.0.dtd", null));
// create the 'xbel' root element with 'id', 'added' and 'version' attributes
XmlElement rootElement = (XmlElement)xmlDocument.CreateElement("xbel");
rootElement.Attributes.Append(CreateIdAttribute());
rootElement.SetAttribute("added", FormatDate(DateTime.Now));
rootElement.SetAttribute("version", "1.0");
// add the title and description elements to the xbel element. The description could be something more creative
rootElement.AppendChild(xmlDocument.CreateElement(titleElementName)).InnerText = "Bookmarks of " + Environment.UserName;
rootElement.AppendChild(xmlDocument.CreateElement(descriptionElementName)).InnerText = "Description";
// walk the children of the main favorites node, and add them too
foreach (FavoritesNode child in favoritesNode)
{
rootElement.AppendChild(Transform(child));
}
// finally attach the root element to the xml document
xmlDocument.AppendChild(rootElement);
}
static void Main(string[] args)
{
FavoritesNode node = FavoritesNode.LoadRoot();
XBELConverter.ConvertFavoritesToXBEL(node, "bookmarks.xml");
#if TRANSFORMTOWEBPAGE
// in this case we have to make a XmlReader with special XmlReaderSettings and set ProhibitDtd to false
// otherwise the XmlTransform will refuse to process the XBEL related DTD.
XmlReaderSettings readerSettings = new XmlReaderSettings();
readerSettings.ProhibitDtd = false;
XmlReader xmlReader = XmlReader.Create("bookmarks.xml", readerSettings);
XslCompiledTransform compiledTransform = new XslCompiledTransform();
compiledTransform.Load("xbel2xhtml.xsl");
compiledTransform.Transform(xmlReader, new XsltArgumentList(), new StreamWriter("bookmarks.html"));
#endif
}
/// <summary>
/// Converts the given Favorites tree into an UTF-8 XBEL file at the specified path.
/// </summary>
/// <param name="favoritesNode">Favorites tree to convert</param>
/// <param name="filename">Destination file</param>
public static void ConvertFavoritesToXBEL(FavoritesNode favoritesNode, string filename)
{
XBELConverter favoritesToXBEL = new XBELConverter(favoritesNode);
favoritesToXBEL.Write(filename);
}
