actions.php

<?
 
namespace Bitrix\Main\UI\Selector;
 
use Bitrix\Main\Event;
use Bitrix\Main\EventResult;
 
class Actions
{
    const GET_DATA = "getData";
    const GET_DEPARTMENT_DATA = "getDepartmentData";
    const GET_TREE_ITEM_DATA = "getTreeItemRelation";
    const SEARCH = "search";
 
    public static function getList()
    {
        $reflection = new \ReflectionClass(__CLASS__);
        return $reflection->getConstants();
    }
 
    public static function processAjax($action = false, $options = array(), $requestFields = array())
    {
        $result = array();
        if (isset($requestFields['LD_SEARCH']) && $requestFields['LD_SEARCH'] == 'Y')
        {
            $action = self::SEARCH;
        }
        elseif (isset($requestFields['LD_DEPARTMENT_RELATION']) && $requestFields['LD_DEPARTMENT_RELATION'] == 'Y')
        {
            $action = self::GET_DEPARTMENT_DATA;
        }
 
        if (!in_array($action, self::getList()))
        {
            return $result;
        }
 
        $event = new Event("main", "OnUISelectorActionProcessAjax", array(
            'action' => $action,
            'options' => $options,
            'requestFields' => $requestFields
        ));
        $event->send();
        $eventResultList = $event->getResults();
 
        if (is_array($eventResultList) && !empty($eventResultList))
        {
            foreach ($eventResultList as $eventResult)
            {
                if ($eventResult->getType() == EventResult::SUCCESS)
                {
                    $resultParams = $eventResult->getParameters();
                    $result = $resultParams['result'];
                    break;
                }
            }
        }
 
        return $result;
    }
}