public List<StreamItem> Execute(Subscription subscription)
{
_Subscription = subscription;
var rss = new RssPlugin();
return rss.Execute(_Subscription);
}
public List<StreamItem> Execute(Subscription subscription)
{
_Subscription = subscription;
var list = new List<StreamItem>();
// http://twitter.com/users/show/TanzimSaqib.xml
///var request = "http://twitter.com/statuses/user_timeline/5704372.atom";
/* "http://search.twitter.com/search.atom?q=from:" + _Subscription.UserName; */
try
{
var feed = XElement.Load(subscription.Url);
if (feed != null)
{
// RSS
if (feed.Element("channel") != null)
{
list = (from item in feed.Element("channel").Elements("item").AsParallel()
select new StreamItem
{
//Description = item.Elements(ns + "link").Single(e => (e.Attribute("rel").Value == "image")).Attribute("href").Value
Title = XmlHelper.StripTags(item.Element("title").Value, 160).ToTweet("embedded-anchor"),
Url = item.Element("link").Value,
Icon = _Subscription.Icon,
Timestamp = Utilities.Rfc822DateTime.FromString((item.Element("pubDate").Value))
}).ToList();
}
// Invalid
else
list = null;
}
}
catch (Exception e)
{
// We got upset by the Twitter API at the moment, show from Db
}
finally
{
}
return list;
}
public IPlugin GetPluginFromSubscription(Subscription s)
{
return Plugins.AsParallel().SingleOrDefault<IPlugin>(p => p.GetTypeName() == s.Type);
}
public List<StreamItem> Execute(Subscription subscription)
{
_Subscription = subscription;
var bag = new System.Collections.Concurrent.ConcurrentBag<StreamItem>();
try
{
if (Feed != null)
{
XNamespace ns = "http://www.w3.org/2005/Atom";
// RSS
if (Feed.Element("channel") != null)
{
var items = (from item in Feed.Element("channel").Elements("item").AsParallel() select item).ToList();
Parallel.ForEach(items, i =>
{
var streamItem = new StreamItem();
streamItem.Timestamp = Utilities.Rfc822DateTime.FromString(i.Element("pubDate").Value);
streamItem.Url = i.Element("link").Value;
streamItem.Title = i.Element("title").Value;
streamItem.Icon = _Subscription.Icon;
if (i.Element("description") != null)
streamItem.Description = i.Element("description").Value;
bag.Add(streamItem);
});
}
// Atom
else if (Feed.Element(ns + "entry") != null)
{
var items = (from item in Feed.Elements(ns + "entry").AsParallel() select item).ToList();
Parallel.ForEach(items, i =>
{
var streamItem = new StreamItem();
streamItem.Timestamp = Utilities.Rfc822DateTime.FromString(i.Element(ns + "published").Value);
streamItem.Url = i.Elements(ns + "link").Single(e => (e.Attribute("rel").Value == "alternate")).Attribute("href").Value;
streamItem.Title = i.Element(ns + "title").Value;
streamItem.Icon = _Subscription.Icon;
if (i.Element(ns + "content") != null)
streamItem.Description = i.Element(ns + "content").Value;
bag.Add(streamItem);
});
}
// Invalid
else
bag = null;
}
}
catch (Exception e)
{
// We got upset by the RSS/Atom, load previous items.
// TODO: list = bla bla.
}
finally
{
if (bag != null && bag.Count > 0)
{
Parallel.ForEach(bag, i =>
{
if (i != null && !string.IsNullOrEmpty(i.Description))
{
var img = Regex.Match(i.Description, "src=[\"]?([^\" >]+)", RegexOptions.Compiled);
if (img.Success)
i.Description = "<img " + img.Value + "\" class=\"embedded-image\">";
else
i.Description = string.Empty;
}
});
}
}
return bag != null && bag.Count > 0 ? bag.ToList() : null;
}
public Subscription Subscribe(Dictionary<string, string> parameters)
{
var subscription = new Subscription
{
ID = Guid.NewGuid(),
Type = GetTypeName(),
Icon = ICON_PATH,
UserName = string.Empty,
Password = string.Empty,
Url = parameters["url"],
LastUpdated = DateTime.Now
};
_Subscription = subscription;
var title = GetSubscriptionFriendlyName();
subscription.Title = title.Substring(0, title.Length < 64 ? title.Length : 64);
subscription.FriendlyUrl = GetSubscriptionFriendlyUrl();
return Feed != null ? subscription : null;
}
partial void DeleteSubscription(Subscription instance);
partial void UpdateSubscription(Subscription instance);
partial void InsertSubscription(Subscription instance);
public Subscription Insert(Subscription s)
{
return Insert<Subscription>(s);
}
