<?php
namespace Automattic\WooCommerce\Admin\RemoteInboxNotifications\Transformers;
use Automattic\WooCommerce\Admin\RemoteInboxNotifications\TransformerInterface;
use stdClass;
/**
* Search array value by one of its key.
*
* @package Automattic\WooCommerce\Admin\RemoteInboxNotifications\Transformers
*/
class ArrayKeys implements TransformerInterface {
/**
* Search array value by one of its key.
*
* @param mixed $value a value to transform.
* @param stdClass|null $arguments arguments.
* @param string|null $default default value.
*
* @return mixed
*/
public function transform( $value, stdClass $arguments = null, $default = array() ) {
if ( ! is_array( $value ) ) {
return $default;
}
return array_keys( $value );
}
/**
* Validate Transformer arguments.
*
* @param stdClass|null $arguments arguments to validate.
*
* @return mixed
*/
public function validate( stdClass $arguments = null ) {
return true;
}
}