/// <summary>
/// Triggered in case of the user holds / taps long on a article.
/// Open share menu
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnItemHolded(object sender, HoldingRoutedEventArgs e)
{
selectedFeedItem = GetFeedItemByButtonSender(sender);
if (selectedFeedItem == null) return;
DataTransferManager.ShowShareUI();
}
/// <summary>
/// Parses async a given url for rss / wordpress feed objects
/// </summary>
/// <param name="url">URL to the blog</param>
/// <returns>Async task</returns>
public static async Task<List<FeedItem>> getFeedsAsync(string url)
{
SyndicationClient client = new SyndicationClient();
List<FeedItem> feedData = new List<FeedItem>();
Uri feedUri = new Uri(url);
var feed = await client.RetrieveFeedAsync(feedUri);
foreach (SyndicationItem item in feed.Items)
{
FeedItem feedItem = new FeedItem();
feedItem.Title = item.Title.Text;
feedItem.Content = item.Summary.Text;
feedItem.Link = item.Links[0].Uri;
feedItem.PubDate = item.PublishedDate.DateTime;
feedItem.Author = item.Authors[0].Name;
List<string> categories = new List<string>(item.Categories.Count);
foreach (SyndicationCategory category in item.Categories)
{
categories.Add(category.Term);
}
feedItem.Categories = String.Join(", ", categories);
var pattern = "(https?)\\S*(png|jpg|jpeg)";
var regex = new Regex(pattern, RegexOptions.IgnoreCase);
var match = regex.Match(item.NodeValue);
if (match.Success)
{
var imageUrl = match.Value;
// Resize the image to width = 80 before downloading by calling a WP-service
imageUrl = imageUrl.Insert(imageUrl.Length, "?w=80");
feedItem.ArticleImageLink = new Uri(imageUrl);
}
feedData.Add(feedItem);
}
return feedData;
}
