private SyndicationFeed GetFeedFromResponse(RssResponse rssResponse)
{
var wrapper = new BrowserResponseBodyWrapper(rssResponse);
var rss = wrapper.AsString();
var reader = XmlReader.Create(new StringReader(rss));
var feed = SyndicationFeed.Load(reader);
return(feed);
}
private dynamic GetRecentPostsRss()
{
var cacheKey = "rss";
var rss = _cache.Get <RssResponse>(cacheKey);
if (rss == null)
{
var recentPosts = _viewProjectionFactory.Get <RecentBlogPostsBindingModel, RecentBlogPostsViewModel>(new RecentBlogPostsBindingModel()
{
Page = 1,
Take = 30
});
rss = new RssResponse(recentPosts.Posts, Settings.WebsiteName, new Uri(AppConfiguration.Current.SiteUrl));
_cache.Add(cacheKey, rss, 60 * 5);
}
return(rss);
}
public Dictionary <string, List <News> > GetNews(List <NewsProvider> providers)
{
var result = new Dictionary <string, List <News> >();
foreach (NewsProvider provider in providers)
{
RssResponse response = null;
try
{
var rssLoader = new RssLoader.RssLoader();
response = rssLoader.Load(provider.Url);
}
catch (Exception ex)
{
_logger.Error(string.Format("Failed to get info from {0}:", provider.ProviderName), ex);
}
try
{
if (response != null && response.Channel != null)
{
var news = new List <News>();
foreach (var item in response.Channel.Item)
{
var newsItem = new News
{
Header = item.Title != null?item.Title.Trim() : item.Title,
Description = item.Description != null?item.Description.Trim() : item.Description,
Tags = BuildTags(provider.Type.ToString().ToLower(), item.Category)
};
DateTime publishDate;
if (DateTime.TryParse(item.PubDate, out publishDate))
{
newsItem.PublishDateTime = publishDate;
}
else
{
newsItem.PublishDateTime = DateTime.UtcNow;
}
if (!string.IsNullOrEmpty(item.Link) &&
Uri.IsWellFormedUriString(item.Link, UriKind.Absolute))
{
newsItem.SourceLink = item.Link;
}
else if (!string.IsNullOrEmpty(item.Guid) &&
Uri.IsWellFormedUriString(item.Guid, UriKind.Absolute))
{
newsItem.SourceLink = item.Guid;
}
else
{
newsItem.SourceLink = provider.Url;
}
news.Add(newsItem);
}
result.Add(provider.ProviderName, news);
}
}
catch (Exception ex)
{
_logger.Error(string.Format("Failed to save info from {0}:", provider.ProviderName), ex);
}
}
return(result);
}
