/// <summary>
/// Get Contents By Segment
/// </summary>
/// <param name="segmentedCode"></param>
/// <returns></returns>
public async Task <IEnumerable <ArticleContent> > GetContentsBySegment(IEnumerable <Segmentation> segments, BusinessRule businessRule, IEnumerable <string> exclude = null)
{
//Todo get all segmentCodes
var segmentedCodes = segments.Select(x => x.SegmentedCode).ToList();
var contentSegments = await _repository.GetAllAsync <SegmentedContent>(x => x.SegmentedCode.Equals(segmentedCodes[0]));
var contentIds = contentSegments.Select(x => x.ContentId);
var filterDefinition = new FilterDefinitionBuilder <ArticleContent>();
var filter = filterDefinition.In(x => x.ContentId, contentIds);
if (businessRule != null)
{
filter = filter & filterDefinition.Eq(x => x.ContentType, businessRule.ContentType);
}
if (exclude != null)
{
filter = filter & filterDefinition.Nin(x => x.ContentId, exclude);
}
return(await _repository.FindAsync <ArticleContent>(filter, orderBy : x => x.OrderByDescending(d => d.Title)));
}
public Puzzle GetOneRandomly(List <int> excludedIds, string variant, int?userId, double nearRating = 1500)
{
FilterDefinitionBuilder <Puzzle> filterBuilder = Builders <Puzzle> .Filter;
FilterDefinition <Puzzle> filter = filterBuilder.Nin("_id", excludedIds) & filterBuilder.Eq("inReview", false)
& filterBuilder.Eq("approved", true);
if (variant != "Mixed")
{
filter &= filterBuilder.Eq("variant", variant);
}
if (userId.HasValue)
{
filter &= filterBuilder.Ne("author", userId.Value) & filterBuilder.Nin("reviewers", new int[] { userId.Value });
}
FilterDefinition <Puzzle> lteFilter = filter;
FilterDefinition <Puzzle> gtFilter = filter;
bool higherRated = RandomBoolean();
gtFilter &= filterBuilder.Gt("rating.value", nearRating);
lteFilter &= filterBuilder.Lte("rating.value", nearRating);
var foundGt = puzzleCollection.Find(gtFilter);
var foundLte = puzzleCollection.Find(lteFilter);
if (foundGt == null && foundLte == null)
{
return(null);
}
SortDefinitionBuilder <Puzzle> sortBuilder = Builders <Puzzle> .Sort;
foundGt = foundGt.Sort(sortBuilder.Ascending("rating.value")).Limit(1);
foundLte = foundLte.Sort(sortBuilder.Descending("rating.value")).Limit(1);
Puzzle oneGt = foundGt.FirstOrDefault();
Puzzle oneLte = foundLte.FirstOrDefault();
if (oneGt == null)
{
return(oneLte);
}
else if (oneLte == null)
{
return(oneGt);
}
else
{
return(RandomBoolean() ? oneGt : oneLte);
}
}
public static VizqlSession AppendEtcEventsForSession(VizqlSession session, IMongoCollection <BsonDocument> collection)
{
var filter = Query.Nin("k", VizqlEventClassesByKeytype.Keys);
var unsupportedKeyTypes = collection.Distinct <string>("k", filter).ToEnumerable();
foreach (var keyType in unsupportedKeyTypes)
{
IEnumerable <BsonDocument> documents;
if (session is VizqlServerSession)
{
documents = GetEventsForKeyBySession(session.VizqlSessionId, keyType, collection);
}
else if (session is VizqlDesktopSession)
{
VizqlDesktopSession desktopSession = session as VizqlDesktopSession;
documents = GetEventsForKeyByPid(desktopSession.ProcessId, keyType, collection);
}
else
{
throw new Exception("VizqlSession must be of type Server or Desktop");
}
foreach (var document in documents)
{
try
{
session.AppendEvent(new VizqlEtc(document));
}
catch (Exception ex)
{
Log.Error("Unable to create VizqlEtc record for " + session.VizqlSessionId + " for keyType " + keyType + ":" + ex.Message);
}
}
}
return(session);
}
public object NotIn <TProperty>(string property, IEnumerable <TProperty> values)
{
return(InternalBuilder.Nin(property, values));
}
private static FilterDefinition <BsonDocument> FilterOutIgnoredClasses()
{
return(Query.Nin("class", BackgrounderConstants.IgnoredClasses));
}
//
// 摘要:
// Tests that the value of the named element is not equal to any of a list of values
// (see $nin).
//
// 参数:
// name:
// The name of the element to test.
//
// values:
// The values to compare to.
//
// 返回结果:
// The builder (so method calls can be chained).
public static FilterDefinition <BsonDocument> NotIn(string name, BsonArray values)
{
return(filter.Nin(name, values));
}