private IEnumerable <ODataEntity> ProcessOperationQueryResponse(ChildrenDefinition qdef, ODataRequest req, HttpContext httpContext, out int count)
{
var queryText = qdef.ContentQuery;
if (queryText.Contains("}}"))
{
queryText = ContentQuery.ResolveInnerQueries(qdef.ContentQuery, new QuerySettings
{
EnableAutofilters = qdef.EnableAutofilters,
EnableLifespanFilter = qdef.EnableLifespanFilter,
QueryExecutionMode = qdef.QueryExecutionMode,
Sort = qdef.Sort
});
}
var cdef = new ChildrenDefinition
{
PathUsage = qdef.PathUsage,
ContentQuery = queryText,
Top = req.Top > 0 ? req.Top : qdef.Top,
Skip = req.Skip > 0 ? req.Skip : qdef.Skip,
Sort = req.Sort != null && req.Sort.Any() ? req.Sort : qdef.Sort,
CountAllPages = req.HasInlineCount ? req.InlineCount == InlineCount.AllPages : qdef.CountAllPages,
EnableAutofilters = req.AutofiltersEnabled != FilterStatus.Default ? req.AutofiltersEnabled : qdef.EnableAutofilters,
EnableLifespanFilter = req.LifespanFilterEnabled != FilterStatus.Default ? req.AutofiltersEnabled : qdef.EnableLifespanFilter,
QueryExecutionMode = req.QueryExecutionMode != QueryExecutionMode.Default ? req.QueryExecutionMode : qdef.QueryExecutionMode,
};
var snQuery = SnExpression.BuildQuery(req.Filter, typeof(Content), null, cdef);
if (cdef.EnableAutofilters != FilterStatus.Default)
{
snQuery.EnableAutofilters = cdef.EnableAutofilters;
}
if (cdef.EnableLifespanFilter != FilterStatus.Default)
{
snQuery.EnableLifespanFilter = cdef.EnableLifespanFilter;
}
if (cdef.QueryExecutionMode != QueryExecutionMode.Default)
{
snQuery.QueryExecutionMode = cdef.QueryExecutionMode;
}
var result = snQuery.Execute(new SnQueryContext(null, User.Current.Id));
// for optimization purposes this combined condition is examined separately
if (req.InlineCount == InlineCount.AllPages && req.CountOnly)
{
count = result.TotalCount;
return(null);
}
var ids = result.Hits.ToArray();
count = req.InlineCount == InlineCount.AllPages ? result.TotalCount : ids.Length;
if (req.CountOnly)
{
return(null);
}
var contents = new List <ODataEntity>();
var projector = Projector.Create(req, true);
var missingIds = new List <int>();
foreach (var id in ids)
{
var content = Content.Load(id);
if (content == null)
{
// collect missing ids for logging purposes
missingIds.Add(id);
continue;
}
var fields = CreateFieldDictionary(content, projector, httpContext);
contents.Add(fields);
}
if (missingIds.Count > 0)
{
// subtract missing count from result count
count = Math.Max(0, count - missingIds.Count);
// index anomaly: there are ids in the index that could not be loaded from the database
SnLog.WriteWarning("Missing ids found in the index that could not be loaded from the database. See id list below.",
EventId.Indexing,
properties: new ODataEntity
{
{ "MissingIds", string.Join(", ", missingIds.OrderBy(id => id)) }
});
}
return(contents);
}