private void DownloadCompletedCallback(Object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null) return;
if (string.IsNullOrEmpty(e.Result)) return;
var root = JsonConvert.DeserializeObject<DataModel.GoogleFeed>(e.Result);
DataModel.ChannelItem channelItem = null;
if (root.ResponseData != null)
{
var feedObj = root.ResponseData.Feed;
var userToken = e.UserState as DataModel.UserToken;
channelItem = MiscHelpers.CreateFeedItem(feedObj, userToken.ChannelId);
}
else
{
//ToDO: Feed obj not available, provide url instead
channelItem = new DataModel.ChannelItem()
{
FeedAuthor = "123",
FeedDescription = "123",
FeedTitle = "123",
Tag = Guid.NewGuid()
};
}
/*
var newsList = root.ResponseData.Feed.Entries;
if (newsList != null)
{
_newsList = new List<DataModel.ContextItem>();
foreach (var entry in newsList)
{
var newsItem = MiscHelpers.CreateNewsItem(entry);
_newsList.Add(newsItem);
}
}
else
{
_newsList = new List<DataModel.ContextItem>();
//ToDO: Feed entries obj not available
}
*/
var u = e.UserState as DataModel.UserToken;
if (u != null)
{
// Write to the Isolated Storage
if (u.DataFetchType != null)
{
MiscHelpers.SaveDataToIsolatedStorage(u.DataFetchType + ".xml", channelItem, typeof(DataModel.ChannelItem));
}
//Reset variables
//_newsList = new List<DataModel.ContextItem>();
//Call ScheduledAgent's NotifyCompleted() or other callback
if (u.Callback != null)
{
(u.Callback).Invoke();
}
}
else
{
//Web-fetch only: _feedItemlist
}
}
private void DownloadFeedContentCompletedCallback(Object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null) return;
if (string.IsNullOrEmpty(e.Result)) return;
var root = JsonConvert.DeserializeObject<DataModel.GoogleFeed>(e.Result);
if (root.ResponseData != null)
{
var feedObj = root.ResponseData.Feed;
var userToken = e.UserState as DataModel.UserToken;
DataModel.ChannelItem feedItem = MiscHelpers.CreateFeedItem(feedObj, userToken.ChannelId);
_tempStorage.Add(userToken.ChannelId, feedItem);
_feedItemlist.Add(feedItem);
}
else
{
//ToDO: Feed obj not available, provide url instead
DataModel.ChannelItem feedItem = new DataModel.ChannelItem()
{
FeedAuthor = "123",
FeedDescription = "123",
FeedTitle = "123",
Tag = Guid.NewGuid()
};
var userToken = e.UserState as DataModel.UserToken;
_tempStorage.Add(userToken.ChannelId, feedItem);
_feedItemlist.Add(feedItem);
}
if (_feedItemlist.Count == _googleFeedsResponseDataEntryListSize)
{
var u = e.UserState as DataModel.UserToken;
if (u != null)
{
// Write to the Isolated Storage
if (u.DataFetchType != null)
{
if ((u.DataFetchType).StartsWith("fbd-"))
{
foreach (var item in _tempStorage)
{
AppendFreshNewsItemToChannelStorage(item);
}
}
var categoryItem = new DataModel.CategoryItem
{
CategoryName = "123",
ChannelItems = _feedItemlist
};
MiscHelpers.SaveDataToIsolatedStorage(u.DataFetchType + ".xml", categoryItem, typeof(DataModel.CategoryItem));
}
//Reset variable
_feedItemlist = new List<DataModel.ChannelItem>();
//Callback to goto new page once fetching is completed
if (u.Callback != null)
{
(u.Callback).Invoke();
}
}
else
{
//Web-fetch only: _feedItemlist
}
}
//Call ScheduledAgent's NotifyCompleted()
//(e.UserState as Action).Invoke();
}
private void DownloadFeedsJsonCompletedCallback(Object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null) return;
if (string.IsNullOrEmpty(e.Result)) return;
//if (e.UserState == null) return;
try
{
var root = JsonConvert.DeserializeObject<DataModel.GoogleFeeds>(e.Result);
List<DataModel.GoogleFeedsResponseDataEntry> googleFeedsResponseDataEntryList = root.ResponseData.ResponseData;
if (googleFeedsResponseDataEntryList != null)
{
var _feedItemlist = new List<DataModel.ChannelItem>();
int n = 0;
foreach (var entry in googleFeedsResponseDataEntryList)
{
if (n++ >= 6) break;
if (entry.Url != null && !"".Equals(entry.Url))
{
string title = Regex.Replace(entry.Title, @"<[^>]+>| ", "").Trim();
string snippet = Regex.Replace(entry.ContentSnippet, @"<[^>]+>| ", "").Trim();
var channelItem = new DataModel.ChannelItem()
{
Tag = "feed|" + entry.Link + "|" + entry.Url,
FeedUrl = entry.Url,
FeedLink = entry.Link,
//FeedAuthor = feed.Authors.ToString(),
FeedDescription = snippet,
FeedTitle = title,
NewsItems = null,
NewsContent = snippet,
//NewsLink = entry.Link,
//NewsAuthor = feed.Authors.ToString(),
NewsSnippet = snippet,
NewsTitle = title,
NewsImages = null,
ChannelTag = entry.Link
};
_feedItemlist.Add(channelItem);
}
}
var categoryItem = new DataModel.CategoryItem
{
ChannelItems = _feedItemlist
};
var u = e.UserState as DataModel.UserToken;
Debug.WriteLine("Prefetch:" + u.DataFetchType);
MiscHelpers.SaveDataToIsolatedStorage(u.DataFetchType + ".xml", categoryItem,
typeof(DataModel.CategoryItem));
}
}
catch (Exception ex)
{
}
}
private void DownloadCompletedCallback(Object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null) return;
if (string.IsNullOrEmpty(e.Result)) return;
var root = JsonConvert.DeserializeObject<DataModel.FacebookFeeds>(e.Result);
DataModel.ChannelItem channelItem = null;
if (root.Data != null)
{
var fbfeeds = root.Data;
var entry = fbfeeds[0];
var newsItemList = new List<DataModel.NewsItem>();
foreach (var f in fbfeeds)
{
var title = f.Name;
if (f.From != null && f.From.Name != null)
{
title = f.From.Name;
}
var message = f.Message;
if (f.Message == null)
{
message = f.Caption;
}
if (f.Message != null && f.Caption != null && f.Caption.Length > f.Message.Length)
{
message = f.Caption;
}
var item = new DataModel.NewsItem()
{
Tag = "news|" + f.Link + "|fbfeeds",
NewsContent = message,
NewsLink = f.Link,
NewsSnippet = message,
NewsTitle = title,
NewsImages = new List<string>(){f.Picture},
FeedTitle = "Facebook",
FeedUrl = "fbfeeds",
IsNew = false
};
newsItemList.Add(item);
}
channelItem = new DataModel.ChannelItem()
{
Tag = "feed|fbfeeds|fbfeeds",
NewsItems = newsItemList,
NewsContent = entry.Message,
NewsLink = entry.Link,
NewsSnippet = entry.Message,
NewsTitle = entry.Name,
NewsImages = new List<string>() { entry.Picture }
};
//var userToken = e.UserState as DataModel.UserToken;
}
else
{
//ToDO: Feed obj not available, provide url instead
channelItem = new DataModel.ChannelItem()
{
Tag = "feed|fbfeeds|fbfeeds"
};
}
var u = e.UserState as DataModel.UserToken;
if (u != null)
{
// Write to the Isolated Storage
if (u.DataFetchType != null)
{
MiscHelpers.SaveDataToIsolatedStorage(u.DataFetchType + ".xml", channelItem, typeof(DataModel.ChannelItem));
/*
if ((u.DataFetchType).StartsWith("fbd-"))
{
AppendFreshNewsItemToChannelStorage(new KeyValuePair<string, DataModel.ChannelItem>("fbfeeds",
channelItem));
}
else
{
MiscHelpers.SaveDataToIsolatedStorage(u.DataFetchType + ".xml", channelItem, typeof(DataModel.ChannelItem));
}
*/
}
//Reset variables
//_newsList = new List<DataModel.ContextItem>();
//Call ScheduledAgent's NotifyCompleted() or other callback
if (u.Callback != null)
{
(u.Callback).Invoke();
}
}
else
{
//Web-fetch only: _feedItemlist
}
}
private void DownloadCompletedCallback(Object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null) return;
if (string.IsNullOrEmpty(e.Result)) return;
// Load the feed into a SyndicationFeed instance.
SyndicationFeed feed = null;
try
{
var stringReader = new StringReader(e.Result);
var xmlReader = XmlReader.Create(stringReader);
feed = SyndicationFeed.Load(xmlReader);
}
catch (Exception ex)
{
feed = null;
}
DataModel.ChannelItem channelItem = null;
if (feed != null)
{
var userToken = e.UserState as DataModel.UserToken;
channelItem = MiscHelpers.CreateFeedItem2(feed, userToken.ChannelId, userToken.FeedUrl);
}
else
{
//ToDO: Feed obj not available, provide url instead
channelItem = new DataModel.ChannelItem()
{
FeedAuthor = "123",
FeedDescription = "123",
FeedTitle = "123",
Tag = Guid.NewGuid()
};
}
var u = e.UserState as DataModel.UserToken;
if (u != null)
{
// Write to the Isolated Storage
if (u.DataFetchType != null)
{
string storageName = HttpUtility.UrlEncode(u.DataFetchType);
MiscHelpers.SaveDataToIsolatedStorage(storageName + ".xml", channelItem, typeof(DataModel.ChannelItem));
}
//Reset variables
//_newsList = new List<DataModel.ContextItem>();
//Call ScheduledAgent's NotifyCompleted() or other callback
if (u.Callback != null)
{
(u.Callback).Invoke();
}
}
else
{
//Web-fetch only: _feedItemlist
}
}
private void DownloadCompletedCallbackAccumulated(Object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null) return;
if (string.IsNullOrEmpty(e.Result)) return;
// Load the feed into a SyndicationFeed instance.
SyndicationFeed feed = null;
try
{
var stringReader = new StringReader(e.Result);
var xmlReader = XmlReader.Create(stringReader);
feed = SyndicationFeed.Load(xmlReader);
}
catch (Exception ex)
{
feed = null;
}
DataModel.ChannelItem channelItem = null;
if (feed != null)
{
var userToken = e.UserState as DataModel.UserToken;
channelItem = MiscHelpers.CreateFeedItem2(feed, userToken.ChannelId, userToken.FeedUrl);
}
else
{
//ToDO: Feed obj not available, provide url instead
channelItem = new DataModel.ChannelItem()
{
FeedAuthor = "123",
FeedDescription = "123",
FeedTitle = "123",
Tag = Guid.NewGuid()
};
}
var u = e.UserState as DataModel.UserToken;
if (u != null)
{
// Write to the Isolated Storage
if (u.DataFetchType != null)
{
string channelStorageName = HttpUtility.UrlEncode(u.DataFetchType) + ".xml";
var existingChannelItem = MiscHelpers.GetChannelItemFromIsolatedStorage(channelStorageName);
if (existingChannelItem != null && existingChannelItem.NewsItems != null)
{
var existingNewsItems = existingChannelItem.NewsItems;
var newsItems = channelItem.NewsItems;
var addNewsItems = new List<DataModel.NewsItem>();
//ToDo: Integrate duplication checking to map
//Check if newsItem already existed in channel-storage-file
foreach (var newsItem in newsItems)
{
bool isMatch = false;
foreach (var existingNewsItem in existingNewsItems)
{
if ((newsItem.NewsLink).Equals(existingNewsItem.NewsLink))
{
//Debug.WriteLine("M:" + newsItem.NewsLink);
isMatch = true;
break;
}
}
if (!isMatch)
{
//Debug.WriteLine("U:" + newsItem.NewsLink);
newsItem.IsNew = true;
addNewsItems.Add(newsItem);
}
}
//Add news-items to channel-storage-file, if any
if (addNewsItems.Count > 0)
{
existingChannelItem.NewsItems.AddRange(addNewsItems);
existingChannelItem.NumOfNewNewsItems += addNewsItems.Count;
MiscHelpers.SaveDataToIsolatedStorage(channelStorageName, existingChannelItem, typeof(DataModel.ChannelItem));
Debug.WriteLine("Downloaded G2:" + channelStorageName);
}
}
//MiscHelpers.SaveDataToIsolatedStorage(channelStorageName + ".xml", channelItem, typeof(DataModel.ChannelItem));
}
//Reset variables
//_newsList = new List<DataModel.ContextItem>();
//Call ScheduledAgent's NotifyCompleted() or other callback
if (u.Callback != null)
{
(u.Callback).Invoke();
}
}
else
{
//Web-fetch only: _feedItemlist
}
}