public void LoadXmalDoc(string responseBody, string generator, string maskTime, int idTuning, int idGenerator)
{
TuningGenerator tuning = db.TuningGenerators.Find(idTuning);
XDocument xdoc = XDocument.Parse(responseBody.TrimStart('\n'));
var items = from xe in xdoc.Element("rss").Element("channel").Elements("item")
where DateTime.ParseExact(xe.Element("pubDate").Value.ToString(), maskTime, CultureInfo.InvariantCulture) >= tuning.DateWrite &&
xe.Element("title").Value.ToString() != tuning.TitleLastPost &&
xe.Element("guid").Value.ToString() != tuning.LinkLastPost
select new News
{
Title = Regex.Replace(xe.Element("title").Value.ToString(), @"(\<.*?\>)|(&\S*;)", ""),
Description = Regex.Replace(xe.Element("description").Value.ToString(), @"(\<.*?\>)|(&\S*;)", ""),
Link = xe.Element("guid").Value.ToString(),
Author = xe.Element("{http://purl.org/dc/elements/1.1/}creator").Value.ToString(),
DatePublication = DateTime.ParseExact(xe.Element("pubDate").Value.ToString(), maskTime, CultureInfo.InvariantCulture),
GeneratorId = idGenerator
};
CountSavePost = items.ToList().Count();
if (CountSavePost != 0)
{
WriteNews(items.ToList(), tuning);
}
CountReadPost = db.News.AsNoTracking().Where(p => p.GeneratorId == idGenerator).Count();
Console.WriteLine("Новорсти портала {0}. Всего новостей прочитано {1}. Сохранено новостей последним обновлением {2}", db.Generators.Find(idGenerator).Name, CountReadPost, CountSavePost);
}
private void WriteNews(List <News> items, TuningGenerator tuning)
{
var sortedItems = from u in items
orderby u.DatePublication descending
select u;
if (tuning != null && items.Count != 0)
{
tuning.DateWrite = sortedItems.FirstOrDefault().DatePublication;
tuning.TitleLastPost = sortedItems.FirstOrDefault().Title;
tuning.LinkLastPost = sortedItems.FirstOrDefault().Link;
db.TuningGenerators.Update(tuning);
db.News.AddRange(sortedItems.ToList());
db.SaveChanges();
}
}
