/**
* {@inheritdoc}
*
* @return Collection
*/
public function matching(Criteria $criteria)
{
$elements = $this->elements;
if ($expression = $criteria->getExpression()) {
$visitor = new ClosureExpressionVisitor();
$filter = $visitor->dispatch($expression);
$elements = array_filter($elements, $filter);
}
if ($orderings = $criteria->getOrderings()) {
$next = null;
foreach (array_reverse($orderings) as $field => $ordering) {
$next = ClosureExpressionVisitor::sortByField($field, $ordering == Criteria::ORDER_DESC ? -1 : 1, $next);
}
usort($elements, $next);
}
$offset = $criteria->getFirstResult();
$length = $criteria->getMaxResults();
if ($offset || $length) {
$elements = array_splice($elements, (int) $offset, $length);
}
return new static($elements);
}
