public static CLFeedList ParseXMLDocument(XmlDocument doc)
{
var objCraiglistFeed = new CLFeedList();
bool IsPubDate = false;
XmlNodeList nodeLists = doc.GetElementsByTagName("rss");
foreach (XmlNode node in nodeLists)
{
foreach (XmlNode chielNode in node.ChildNodes)
{
if (chielNode.Name == "channel")
{
objCraiglistFeed.Title = chielNode.InnerText;
foreach (XmlNode cchieNode in chielNode.ChildNodes)
{
if (cchieNode.Name == "title")
{
objCraiglistFeed.Title = cchieNode.InnerText;
}
else if (cchieNode.Name == "description")
{
objCraiglistFeed.Description = cchieNode.InnerText;
}
else if (cchieNode.Name == "link")
{
//
}
else if (cchieNode.Name == "item")
{
CLFeedItem item = new CLFeedItem();
item.Title = string.Empty;
item.Summary = string.Empty;
item.URL = string.Empty;
item.InsertTime = DateTime.Now;
item.PublishDate = DateTime.Today;
foreach (XmlNode cchielNode in cchieNode.ChildNodes)
{
if (cchielNode.Name == "title")
item.Title = cchielNode.InnerText;
else if (cchielNode.Name == "link")
item.URL = cchielNode.InnerText;
else if (cchielNode.Name == "description")
item.Summary = cchielNode.InnerText;
else if (cchielNode.Name == "content:encoded" && !string.IsNullOrEmpty(cchielNode.InnerText))
item.Summary = cchielNode.InnerText;
else if (cchielNode.Name == "pubDate" || cchielNode.Name == "dc:date")
{
if (!string.IsNullOrEmpty(cchielNode.InnerText))
{
DateTime PubDate = DateTime.Now;
bool check = DateTime.TryParse(cchielNode.InnerText, null, DateTimeStyles.RoundtripKind, out PubDate);
if (!check)
check = FeedDate.TryParseDateTime(cchielNode.InnerText, out PubDate);
if (check)
{
item.PublishDate = PubDate;
IsPubDate = true;
}
}
}
}
objCraiglistFeed.itemList.Add(item);
}
}
}
}
}
objCraiglistFeed.IsPubDate = IsPubDate;
return objCraiglistFeed;
}
public static void GetFeedAsList(string rssUrl, int FeedId, int FeedType)
{
try
{
DateTime dt1 = DateTime.Now;
IEnumerable<SyndicationItem> items;
SyndicationFeed rareBookNews = SyndicationFeed.Load(XmlReader.Create(rssUrl));
items = rareBookNews.Items;
if (items != null && items.Count() > 0)
{
DateTime dt2 = DateTime.Now;
TimeSpan ts = dt2 - dt1;
decimal PollTime = Math.Round(Convert.ToDecimal(ts.TotalMilliseconds), 2);
int Counter = 0;
foreach (SyndicationItem feed in items)
{
if (feed.SourceFeed == null || feed.SourceFeed.ToString() == string.Empty)
{
CLFeedItem row = new CLFeedItem();
row.URL = string.Empty;
if (feed.Links.Count > 0)
row.URL = feed.Links[0].Uri.ToString().Trim();
row.Title = string.Empty;
if (feed.Title != null)
row.Title = feed.Title.Text.Trim();
string feedSummary = string.Empty;
if (feed.Summary != null)
feedSummary = feed.Summary.Text;
if (string.IsNullOrEmpty(feedSummary) && feed.Content != null)
{
TextSyndicationContent cont = (TextSyndicationContent)feed.Content;
if (!string.IsNullOrEmpty(cont.Text))
feedSummary = cont.Text;
}
row.Summary = feedSummary;
row.FeedId = FeedId;
row.InsertTime = DateTime.Now;
row.PublishDate = DateTime.Today;
bool IsPubDate = false;
if (!Convert.IsDBNull(feed.PublishDate.DateTime) && feed.PublishDate.DateTime > DateTime.MinValue)
{
row.PublishDate = feed.PublishDate.DateTime;
IsPubDate = true;
}
if (Counter > 0)
PollTime = 0;
if (row.PublishDate >= DateTime.Now.AddDays(-3))
{
FeedOperations.SaveUpdateMail(row, IsPubDate, PollTime, FeedType);
Counter++;
}
}
}
}
}
catch (Exception ex)
{
FeedOperations.UpdateFeedFailure(FeedId, ex.Message);
}
}
public static void GetTwitterFeedsAsList(string url, int FeedId, int FeedType)
{
try
{
DateTime dt1 = DateTime.Now;
string screenName = string.Empty;
string userName = string.Empty;
string json = GetTwitterFeedAsJSon(url);
JavaScriptSerializer serializer = new JavaScriptSerializer();
dynamic items = serializer.Deserialize<object>(json);
DateTime dt2 = DateTime.Now;
TimeSpan ts = dt2 - dt1;
decimal PollTime = Math.Round(Convert.ToDecimal(ts.TotalMilliseconds), 2);
int Counter = 0;
foreach (Dictionary<string, object> feedItem in items)
{
CLFeedItem row = new CLFeedItem();
Dictionary<string, object> user = (Dictionary<string, object>)feedItem["user"];
screenName = user["screen_name"].ToString();
userName = user["name"].ToString();
string statusId = feedItem["id"].ToString();
row.URL = Utility.TwitterLink + screenName + "/statuses/" + statusId;
row.Title = Convert.IsDBNull(feedItem["text"]) ? "" : (string)feedItem["text"];
row.Summary = row.Title;
row.FeedId = FeedId;
row.InsertTime = DateTime.Now;
row.PublishDate = DateTime.Today;
bool IsPubDate = false;
if (!Convert.IsDBNull(feedItem["created_at"]))
{
DateTime PubDate = DateTime.Today;
bool check = DateTime.TryParseExact(feedItem["created_at"].ToString(), Utility.TwitterDateFormate, CultureInfo.InvariantCulture, DateTimeStyles.None, out PubDate);
if (!check)
check = FeedDate.TryParseDateTime(feedItem["created_at"].ToString(), out PubDate);
if (check)
{
row.PublishDate = PubDate;
IsPubDate = true;
}
}
if (Counter > 0)
PollTime = 0;
if (row.PublishDate >= DateTime.Now.AddDays(-3))
{
FeedOperations.SaveUpdateMail(row, IsPubDate, PollTime, FeedType);
Counter++;
}
}
}
catch (Exception ex)
{
FeedOperations.UpdateFeedFailure(FeedId, ex.Message);
}
}
public static bool SaveUpdateMail(CLFeedItem item, bool IsPubDate, decimal PollTime, int Action)
{
//Write Code for Save Update Feeds in db.
return true;
}