/// <summary>
/// Populates help topics.
/// </summary>
public static void PopulateHelpTopics()
{
HelpTopic topic = null;
int totalAddedTopics = 0;
string topicMarkdown = null;
List <HelpTopic> topics = null;
int mediaItemsMarkerIndex = -1;
ResourceSet allResourceItems = null;
string titlePattern = @"^#\s+([^\n]+)$";
string mediaItemsMarkdown = string.Empty;
string mediaItemsMarker = "Related images and videos:";
Dictionary <string, HelpTopicScore> scores = new Dictionary <string, HelpTopicScore>();
if (!_isPopulating)
{
_isPopulating = true;
try
{
using (var repository = new Storage.Repositories.RavenRepository <HelpTopic>())
{
// Deleting all topics.
while ((topics = repository.Query().Take(10).ToList()).Count > 0)
{
try
{
_log.Info(string.Format("Deleting next {0} topics...", topics.Count));
topics.ForEach(t =>
{
// Remembering the score.
if (!scores.ContainsKey(t.ReferenceKey))
{
scores.Add(t.ReferenceKey, t.Score);
}
repository.Delete(t);
});
System.Threading.Thread.Sleep(50);
}
catch { }
}
// Reading all items from "Topics.resx" file.
allResourceItems = Topics.ResourceManager.GetResourceSet(CultureInfo.CurrentUICulture, true, true);
foreach (DictionaryEntry entry in allResourceItems)
{
topicMarkdown = entry.Value.ToString().Trim();
if (!string.IsNullOrWhiteSpace(topicMarkdown) && topicMarkdown.Length > 0)
{
topic = new HelpTopic();
topic.ReferenceKey = entry.Key.ToString().Replace('_', '.').ToLowerInvariant();
topic.Title = Regex.Match(topicMarkdown, titlePattern, RegexOptions.Multiline).Groups[1].Value.Trim();
// Removing the title.
topicMarkdown = Regex.Replace(topicMarkdown, titlePattern, string.Empty, RegexOptions.Multiline).Trim();
mediaItemsMarkerIndex = topicMarkdown.IndexOf(mediaItemsMarker, StringComparison.OrdinalIgnoreCase);
if (mediaItemsMarkerIndex >= 0)
{
// Extracting and stripping media items list.
mediaItemsMarkdown = topicMarkdown.Substring(mediaItemsMarkerIndex + mediaItemsMarker.Length).Trim();
topicMarkdown = topicMarkdown.Substring(0, mediaItemsMarkerIndex).Trim();
// Getting list items and separating them into its own collection (displayed as a gallery).
topic.MediaItems = mediaItemsMarkdown.Split(new string[] { "- " }, StringSplitOptions.None)
.Select(item => item.Trim()).Where(item => !string.IsNullOrWhiteSpace(item) && item.Length > 0)
.Select(item => item.IndexOf('/') < 0 ? string.Format("/Assets/img/help/{0}/{1}", entry.Key, item) : item).ToList();
}
topic.Body = topicMarkdown;
if (scores.ContainsKey(topic.ReferenceKey))
{
topic.Score = scores[topic.ReferenceKey];
}
_log.Info(string.Format("Adding new topic: {0}...", topic.ReferenceKey));
// Inserting new topic.
repository.Update(topic);
totalAddedTopics++;
}
}
}
_log.Info(string.Format("Done adding topics (total: {0}).", totalAddedTopics));
}
catch (Exception ex)
{
_log.Error("Failed to populate help topics.", ex);
}
_isPopulating = false;
}
}
/// <summary>
/// Collects queued impressions.
/// </summary>
public static void CollectQueuedImpressions()
{
Presentation p = null;
IMessageQueue queue = null;
GenericMessageBody body = null;
IEnumerable <Message> messages = null;
IDictionary <int, int> addedImpressions = null;
List <Tuple <GenericMessageBody, Message> > dispatchedMessages = null;
if (!_isCollecting)
{
_isCollecting = true;
queue = MessageQueueManager.Current.GetQueue(MessageQueueType.Impressions);
messages = queue.GetMessages().ToList();
dispatchedMessages = new List <Tuple <GenericMessageBody, Message> >();
if (messages != null && messages.Any())
{
try
{
using (var repository = new Storage.Repositories.NHibernateRepository <Impression>())
{
foreach (var m in messages)
{
try
{
body = GenericMessageBody.FromString(m.Body);
if (body != null)
{
repository.Update(new Impression()
{
PresentationId = body.GetParameter <int>("PresentationId"),
PresentationUserId = body.GetParameter <int>("PresentationUserId"),
Timestamp = m.Created
});
dispatchedMessages.Add(new Tuple <GenericMessageBody, Message>(body, m));
}
}
catch (Exception ex)
{
_log.Error(string.Format("Failed to collect message with Id '{0}'", m.Id), ex);
}
}
}
queue.RemoveMessages(dispatchedMessages.Select(m => m.Item2));
addedImpressions = dispatchedMessages.GroupBy(t => t.Item1.GetParameter <int>("PresentationId")).ToDictionary(g => g.Key, g => g.Count());
using (var repository = new Storage.Repositories.RavenRepository <Presentation>())
{
foreach (var imp in addedImpressions)
{
try
{
p = repository.Select(imp.Key);
if (p != null && p.TotalImpressions < 10000)
{
p.TotalImpressions += imp.Value;
repository.Update(p);
}
}
catch (Exception ex)
{
_log.Error(string.Format("Failed to update total impressions for infographic with Id '{0}'", imp.Key), ex);
}
}
}
if (addedImpressions != null && addedImpressions.Any())
{
CollectSocialImpacts(addedImpressions.Keys);
}
}
catch (Exception ex)
{
_log.Error(string.Format("Failed to collect {0} impression(s).", messages.Count()), ex);
}
}
_isCollecting = false;
}
}
