numbertype.php

См. документацию.

<?
 
namespace Bitrix\Main\UI\Filter;
 

class NumberType
{
    const SINGLE = "exact"; // =
    const RANGE = "range"; // <= =>
    const MORE = "more"; // >
    const LESS = "less"; // <
 

    public static function getList()
    {
        $reflection = new \ReflectionClass(__CLASS__);
        return $reflection->getConstants();
    }

    public static function getPostfix()
    {
        return "_numsel";
    }

    public static function getLogicFilter(array $data, array $filterFields)
    {
        $filter = [];
        $keys = array_filter($data, function($key) { return (mb_substr($key, 0 - mb_strlen(self::getPostfix())) == self::getPostfix()); }, ARRAY_FILTER_USE_KEY);
        foreach ($keys as $key => $val)
        {
            $id = mb_substr($key, 0, 0 - mb_strlen(self::getPostfix()));
            switch($val)
            {
                case self::SINGLE:
                    if (array_key_exists($id."_from", $data))
                        $filter["=".$id] = $data[$id."_from"];
                    else if (array_key_exists($id."_to", $data))
                        $filter["=".$id] = $data[$id."_to"];
                    break;
                case self::RANGE:
                    if (array_key_exists($id."_from", $data))
                        $filter[">=".$id] = $data[$id."_from"];
                    if (array_key_exists($id."_to", $data))
                        $filter["<=".$id] = $data[$id."_to"];
                    break;
                case self::MORE:
                    if (array_key_exists($id."_from", $data))
                        $filter[">".$id] = $data[$id."_from"];
                    break;
                case self::LESS:
                    if (array_key_exists($id."_to", $data))
                        $filter["<".$id] = $data[$id."_to"];
                    break;
            }
        }
        return $filter;
    }
}