byprice.php

<?php
namespace Bitrix\Sale\Delivery\Restrictions;
 
use \Bitrix\Main\Localization\Loc;
use Bitrix\Sale\Delivery\Restrictions\Base;
use Bitrix\Sale\Internals\CollectableEntity;
use Bitrix\Sale\Internals\Entity;
use Bitrix\Sale\Services\Base\RestrictionManager;
use Bitrix\Sale\Shipment;
 
Loc::loadMessages(__FILE__);
 
class ByPrice extends Base
{
    public static function getClassTitle()
    {
        return Loc::getMessage("SALE_DLVR_RSTR_BY_PRICE_NAME");
    }
 
    public static function getClassDescription()
    {
        return Loc::getMessage("SALE_DLVR_RSTR_BY_PRICE_DESCRIPT");
    }
 
    public static function check($price, array $restrictionParams, $deliveryId = 0)
    {
        if(empty($restrictionParams))
            return true;
 
        if($price < 0)
            return true;
 
        $price = floatval($price);
 
        if(floatval($restrictionParams["MIN_PRICE"]) > 0  && $price < floatval($restrictionParams["MIN_PRICE"]))
            $result = false;
        elseif(floatval($restrictionParams["MAX_PRICE"]) > 0 && $price > floatval($restrictionParams["MAX_PRICE"]))
            $result = false;
        else
            $result = true;
 
        return $result;
    }
 
 
    public static function checkByEntity(Entity $shipment, array $restrictionParams, $mode, $deliveryId = 0)
    {
        $severity = self::getSeverity($mode);
 
        if($severity == RestrictionManager::SEVERITY_NONE)
            return RestrictionManager::SEVERITY_NONE;
 
        $price = self::extractParams($shipment);
        $sCurrency = $shipment->getCurrency();
 
        if (!empty($sCurrency) && !empty($restrictionParams["CURRENCY"]) && \Bitrix\Main\Loader::includeModule('currency'))
        {
            $price = \CCurrencyRates::convertCurrency(
                $price,
                $sCurrency,
                $restrictionParams["CURRENCY"]
            );
        }
 
        $res = self::check($price, $restrictionParams, $deliveryId);
        return $res ? RestrictionManager::SEVERITY_NONE : $severity;
    }
 
    protected static function extractParams(Entity $entity)
    {
        if ($entity instanceof Shipment)
        {
            if(!$itemCollection = $entity->getShipmentItemCollection())
                return -1;
        }
        else
        {
            return -1;
        }
 
        return $itemCollection->getPrice();
    }
 
    public static function getParamsStructure($entityId = 0)
    {
        return array(
            "MIN_PRICE" => array(
                "TYPE" => "NUMBER",
                "DEFAULT" => "0",
                'MIN' => 0,
                "LABEL" => Loc::getMessage("SALE_DLVR_RSTR_BY_PRICE_MIN_PRICE")
            ),
 
            "MAX_PRICE" => array(
                "TYPE" => "NUMBER",
                "DEFAULT" => "0",
                'MIN' => 0,
                "LABEL" => Loc::getMessage("SALE_DLVR_RSTR_BY_PRICE_MAX_PRICE")
            ),
 
            "CURRENCY" => array(
                "TYPE" => "ENUM",
                "DEFAULT" => "RUB",
                "LABEL" => Loc::getMessage("SALE_DLVR_RSTR_BY_PRICE_CURRECY"),
                "OPTIONS" => \Bitrix\Sale\Delivery\Helper::getCurrenciesList()
            )
        );
    }
}