public bool UpdateFeeds(List <FeedContract> feeds)
{
//var context = new TazehaContext();
var ids = feeds.Select(x => x.Id).ToList();
var dbFeeds = _feedBusiness.GetList().Where(x => ids.Any(f => f == x.Id)).ToList();
foreach (var dbfeed in dbFeeds)
{
dbfeed.LastUpdatedItemUrl = feeds.FirstOrDefault(x => x.Id == dbfeed.Id).LastFeedItemUrl;
if (!string.IsNullOrEmpty(dbfeed.LastUpdatedItemUrl) && feeds.SingleOrDefault(f => f.Id == dbfeed.Id).FeedItems.Count > 0)
{
dbfeed.UpdatingCount = dbfeed.UpdatingCount == null ? 1 : dbfeed.UpdatingCount + 1;
dbfeed.LastUpdateDateTime = DateTime.Now;
_feedBusiness.CheckForChangeDuration(dbfeed, true);
}
else
{
_feedBusiness.CheckForChangeDuration(dbfeed, false);
}
dbfeed.LastUpdaterVisit = DateTime.Now;
_feedBusiness.Edit(dbfeed);
}
//context.SaveChanges();
GeneralLogs.WriteLog("UpdateFeeds[AsService] : " + string.Join("[br /]", dbFeeds.Select(x => x.Link)), TypeOfLog.OK);
return(true);
}
public int UpdatingFeed(Feed dbfeed, bool saveItems = true)
{
int NumberOfNewItem = 0;
var items = new List <FeedItem>();
var log = new FeedLog()
{
FeedId = dbfeed.Id
};
try
{
if (dbfeed.FeedType == 0 || !dbfeed.FeedType.HasValue)
{
#region Feed
RssFeed feed = RssFeed.Read(dbfeed.Link);
//-----------shart check kardane inke feed aslan update shode dar site marja ya kheir------------
if (feed == null)
{
dbfeed.Deleted = Common.Share.DeleteStatus.NotWork;
}
else if (feed.Channels.Count > 0)
{
//--------Feed has new items-----------
if (feed.Channels.Count > 0)
{
RssChannel channel = (RssChannel)feed.Channels[0];
if (channel.Items.LatestPubDate() != channel.Items[0].PubDate)
{
items = new FeedItemsOperation(_appConfigBiz).RssItemsToFeedItems(channel.ItemsSorted, dbfeed);
}
else
{
items = new FeedItemsOperation(_appConfigBiz).RssItemsToFeedItems(channel.Items, dbfeed);
}
//----------Visual Items---------
//NumberOfNewItem = listReturnBack.Count;
//if (NumberOfNewItem > 0)
//{
// if (dbfeed.InIndex == 1)
// {
// if (dbfeed.Site.HasSocialTag.HasValue && dbfeed.Site.HasSocialTag.Value)
// Updater.FeedItemImage.setFeedItemsImage(dbfeed, listReturnBack, 5);
// //else
// // FeedItemsOperation.insertFeedItemsIndex(dbfeed, listReturnBack, 5);
// }
// entiti.SaveChanges();
//}
}
}
#endregion
}
else if (dbfeed.FeedType.HasValue && dbfeed.FeedType.Value == Common.Share.FeedType.Atom)
{
#region Atom
XmlReader reader = XmlReader.Create(dbfeed.Link);
SyndicationFeed atomfeed = SyndicationFeed.Load(reader);
int i = 0;
if (atomfeed == null)
{
dbfeed.Deleted = Common.Share.DeleteStatus.NotWork;
}
else if (atomfeed.Items.Any())
{
foreach (SyndicationItem item in atomfeed.Items)
{
i++;
break;
}
if (i > 0)
{
items = new FeedItemsOperation(_appConfigBiz).AtomItemsToFeedItems(atomfeed.Items, dbfeed);
}
}
#endregion
}
if (items.Any())
{
if (dbfeed.Site.HasImage != HasImage.NotSupport)
{
new FeedItemImage(_appConfigBiz).SetItemsImage(items, dbfeed);
}
if (saveItems)
{
NumberOfNewItem = ItemBiz.AddItems(items);
if (NumberOfNewItem > 0)
{
dbfeed.LastUpdatedItemUrl = items.Last().Link.SubstringM(0, 400);
}
}
GeneralLogs.WriteLog("Updating feed " + dbfeed.Id + " Items:" + NumberOfNewItem + " New:" + NumberOfNewItem + " " + dbfeed.Link.Replace("http://", ""), TypeOfLog.OK, typeof(FeedUpdater));
}
}
catch (Exception ex)
{
if (ex.Message.IndexOf("404") > 0)
{
dbfeed.Deleted = Common.Share.DeleteStatus.NotFound;
}
else if (ex.Message.IndexOf("403") > 0)
{
dbfeed.Deleted = Common.Share.DeleteStatus.Forbidden;
}
else if (ex.Message.IndexOfX("timed out") > 0)
{
dbfeed.Deleted = Common.Share.DeleteStatus.RequestTimeOut;
}
else
{
dbfeed.Deleted = Common.Share.DeleteStatus.Temporary;
}
log.HasError = true;
log.Message = "Error:" + (ex.InnerException != null ? ex.InnerException.Message.SubstringM(0, 512) : ex.Message.SubstringM(0, 512));
FeedBiz.CreateFeedLog(log);
var msg = "FeedId " + dbfeed.Id + " " + dbfeed.Link.SubstringM(0, 40) + " Error:" + (ex.InnerException != null ? ex.InnerException.Message.SubstringM(0, 512) : ex.Message.SubstringM(0, 512));
GeneralLogs.WriteLog(msg, TypeOfLog.Error, typeof(FeedUpdater));
FeedBiz.Edit(dbfeed);
return(NumberOfNewItem);
}
dbfeed.LastUpdaterVisit = DateTime.Now;
if (saveItems)
{
FeedBiz.CheckForChangeDuration(dbfeed, NumberOfNewItem > 0 ? true : false);
if (NumberOfNewItem > 0)
{
dbfeed.LastUpdateDateTime = DateTime.Now;
}
}
var res = FeedBiz.Edit(dbfeed);
if (saveItems && res.Status)
{
log.HasError = false;
log.Message = "Successfull Updat Feed " + dbfeed.Title.SubstringM(0, 16) + " " + dbfeed.Link.Replace("http://", "").SubstringM(0, 24);
log.ItemsCount = NumberOfNewItem;
FeedBiz.CreateFeedLog(log);
}
return(saveItems ? NumberOfNewItem : items.Count);
}