public static async Task <Feed> Init(string feedUri, string name, string type)
{
Feed initFeed = null;
DbgHelper.CurrentNumberOfFeeds("Beginn von Init");
using (var db = new FeedModelContainer())
{
var feedUris = db.Feeds.Select(f => f.Uri).ToList <string>();
if (!feedUris.Contains(feedUri))
{
DbgHelper.CurrentNumberOfFeeds("neue feedUri");
initFeed = new Feed()
{
Uri = feedUri, FeedType = type, Name = name, LastUpdated = DateTime.MinValue
};
}
else
{
DbgHelper.CurrentNumberOfFeeds("Keine neue feedUri");
initFeed = db.Feeds.Where(f => f.Uri.Equals(feedUri)).FirstOrDefault();
}
}
DbgHelper.CurrentNumberOfFeeds("Vor ReadItems");
await initFeed.ReadItems();
return(initFeed);
}
public void SaveItemsToDatabase(IEnumerable <FeedItem> items)
{
using (var db = new FeedModelContainer())
{
DbgHelper.CurrentNumberOfFeeds("Beginn von SaveItemsToDatabase");
var itemUIds = db.FeedItems.Where(i => i.Feed.Id == this.Id).Select(i => i.UId).ToList <string>();
foreach (var item in items)
{
try
{
if (!itemUIds.Contains(item.UId))
{
db.FeedItems.Add(item);
}
}
catch (DbEntityValidationException dbValEx)
{
logger.ErrorException(">>>>>>>>>>>", dbValEx);
}
}
DbgHelper.CurrentNumberOfFeeds("Vor db.SaveChanges");
db.SaveChanges();
DbgHelper.CurrentNumberOfFeeds("Nach db.SaveChanges");
}
}
/// <summary>
/// Setzt das letzte Update des Feeds auf den aktuellen Zeitpunkt (sollte in Event geändert werden)
/// </summary>
public void UpdateFeed()
{
using (var db = new FeedModelContainer())
{
DbgHelper.CurrentNumberOfFeeds("Beginn von UpdateFeed");
var feed = db.Feeds.Where(f => f.Id == this.Id).FirstOrDefault();
if (feed != null)
{
DbgHelper.CurrentNumberOfFeeds("Feed gefunden");
feed.LastUpdated = DateTime.Now;
db.SaveChanges();
DbgHelper.CurrentNumberOfFeeds("Nach db.SaveChanges");
}
}
}
public rssForm()
{
InitializeComponent();
List <Feed> feeds = new List <Feed>();
using (var db = new dotrss.Database.FeedModelContainer())
{
feeds = db.Feeds.Include("FeedItem").ToList <Feed>();
foreach (var feed in feeds.OrderBy(f => f.Name))
{
TreeNode feedNode = new TreeNode();
feedNode.Text = feed.Name + "(" + feed.Items.Count + ")";
feedNode.Tag = feed;
foreach (var feedItem in feed.Items)
{
TreeNode itemNode = new TreeNode();
itemNode.Text = feedItem.Title.Substring(0, Math.Max(feedItem.Title.Length, 15));
itemNode.Tag = feedItem;
feedNode.Nodes.Add(itemNode);
}
treeViewFeedList.Nodes.Add(feedNode);
}
}
}
