public static async Task SaveOPMLFile(StorageFile libraryFile)
{
var document = new Windows.Data.Xml.Dom.XmlDocument();
var rootNode = document.CreateElement("opml");
rootNode.AddAttribute("version", "1.1");
document.AppendChild(rootNode);
var headNode = document.CreateElement("head");
headNode.AddChildWithInnerText("title", "Generated by Cast");
headNode.AddChildWithInnerText("dateCreated", DateTime.Now.ToString(CultureInfo.InvariantCulture));
rootNode.AppendChild(headNode);
var bodyNode = document.CreateElement("body");
rootNode.AppendChild(bodyNode);
foreach (var category in Categories)
{
var categoryNode = document.CreateElement("outline");
bodyNode.AppendChild(categoryNode);
categoryNode.AddAttribute("text", category);
foreach (var podcast in Podcasts.Where(p => p.Category == category))
{
var podcastNode = document.CreateElement("outline");
categoryNode.AppendChild(podcastNode);
podcastNode.AddAttribute("title", podcast.Title);
podcastNode.AddAttribute("type", "rss");
podcastNode.AddAttribute("text", podcast.FeedUrl);
podcastNode.AddAttribute("xmlUrl", podcast.FeedUrl);
}
}
await document.SaveToFileAsync(libraryFile);
}
