public IEnumerable <LucObject> Execute(bool allVersions)
{
if (LucQuery.IsAutofilterEnabled(this.EnableAutofilters) || LucQuery.IsLifespanFilterEnabled(this.EnableLifespanFilter))
{
var fullQuery = new BooleanQuery();
fullQuery.Add(new BooleanClause(this.Query, BooleanClause.Occur.MUST));
if (LucQuery.IsAutofilterEnabled(this.EnableAutofilters))
{
fullQuery.Add(new BooleanClause(this.AutoFilterQuery, BooleanClause.Occur.MUST));
}
if (LucQuery.IsLifespanFilterEnabled(this.EnableLifespanFilter) && this.LifespanQuery != null)
{
fullQuery.Add(new BooleanClause(this.LifespanQuery, BooleanClause.Occur.MUST));
}
this.Query = fullQuery;
}
using (var op = SnTrace.Query.StartOperation("LucQuery: {0}", this))
{
if (FieldLevel == QueryFieldLevel.NotDefined)
{
FieldLevel = GetFieldLevel();
}
var permissionChecker = new PermissionChecker(this.User ?? AccessProvider.Current.GetCurrentUser(), FieldLevel, allVersions);
this.QueryInfo = QueryClassifier.Classify(this, this.Top, this.Skip, this.SortFields, this.CountOnly, allVersions);
IEnumerable <LucObject> result = null;
IQueryExecutor executor = null;
var executionAlgorithm = ForceLuceneExecution
? ContentQueryExecutionAlgorithm.LuceneOnly
: Configuration.Querying.ContentQueryExecutionAlgorithm;
switch (executionAlgorithm)
{
default:
case ContentQueryExecutionAlgorithm.Default:
case ContentQueryExecutionAlgorithm.Provider:
{
executor = SearchProvider.GetExecutor(this);
executor.Initialize(this, permissionChecker);
result = Execute(executor);
}
break;
case ContentQueryExecutionAlgorithm.LuceneOnly:
{
executor = SearchProvider.GetFallbackExecutor(this);
executor.Initialize(this, permissionChecker);
result = Execute(executor);
}
break;
case ContentQueryExecutionAlgorithm.Validation:
{
executor = SearchProvider.GetExecutor(this);
executor.Initialize(this, permissionChecker);
result = Execute(executor);
if (!(executor is LuceneQueryExecutor))
{
var fallbackExecutor = SearchProvider.GetFallbackExecutor(this);
fallbackExecutor.Initialize(this, permissionChecker);
var expectedResult = Execute(fallbackExecutor);
AssertResultsAreEqual(expectedResult, result, fallbackExecutor.QueryString, executor.QueryString);
}
}
break;
}
op.Successful = true;
return(result);
}
}
public void Initialize(LucQuery lucQuery, PermissionChecker permissionChecker)
{
this.LucQuery = lucQuery;
this.PermissionChecker = permissionChecker;
}