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<?php
namespace Elastica\Filter;
/**
* Multi Abstract filter object. Should be extended by filter types composed of an array of sub filters.
*
* @author Nicolas Ruflin <spam@ruflin.com>
*/
abstract class AbstractMulti extends AbstractFilter
{
/**
* Filters.
*
* @var array
*/
protected $_filters = array();
/**
* @param \Elastica\Filter\AbstractFilter $filters
*/
public function __construct(array $filters = array())
{
if (!empty($filters)) {
$this->setFilters($filters);
}
}
/**
* Add filter.
*
* @param \Elastica\Filter\AbstractFilter $filter
*
* @return $this
*/
public function addFilter(AbstractFilter $filter)
{
$this->_filters[] = $filter->toArray();
return $this;
}
/**
* Set filters.
*
* @param array $filters
*
* @return $this
*/
public function setFilters(array $filters)
{
$this->_filters = array();
foreach ($filters as $filter) {
$this->addFilter($filter);
}
return $this;
}
/**
* @return array Filters
*/
public function getFilters()
{
return $this->_filters;
}
/**
* @see \Elastica\Param::toArray()
*
* @return array
*/
public function toArray()
{
$data = parent::toArray();
$name = $this->_getBaseName();
$filterData = $data[$name];
if (empty($filterData)) {
$filterData = $this->_filters;
} else {
$filterData['filters'] = $this->_filters;
}
$data[$name] = $filterData;
return $data;
}
}
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