/**
* and filter
*
* @link http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/query-dsl-and-filter.html
* @param AbstractFilter[] $filters
* @return BoolAnd
*/
public function bool_and(array $filters)
{
$and = new BoolAnd();
$and->setFilters($filters);
return $and;
}
private static function newAnd()
{
$and = new BoolAnd();
$and->setFilters(func_get_args());
return $and;
}
/**
* getFilter
*
* @access private
* @return AbstractFilter
*/
private function getFilter()
{
if (!$this->filterList) {
return null;
}
if (count($this->filterList) == 1) {
return current($this->filterList);
}
$boolFilters = [];
$andFilters = [];
foreach ($this->filterList as $tmpFilter) {
if ($this->isAndFilter($tmpFilter)) {
$andFilters[] = $tmpFilter;
} else {
$boolFilters[] = $tmpFilter;
}
}
$boolFilter = null;
$nbBoolFilters = count($boolFilters);
if ($nbBoolFilters > 1) {
$boolFilter = new Filter\Bool();
foreach ($boolFilters as $tmpFilter) {
$boolFilter->addMust($tmpFilter);
}
array_unshift($andFilters, $boolFilter);
} elseif ($nbBoolFilters == 1) {
$andFilters = array_merge($boolFilters, $andFilters);
}
$nbAndFilters = count($andFilters);
if ($nbAndFilters == 1) {
return current($andFilters);
} elseif ($nbAndFilters > 1) {
$filter = new Filter\BoolAnd();
$filter->setFilters($andFilters);
return $filter;
}
return null;
}