handler.php

См. документацию.

<?php
 
namespace Sale\Handlers\PaySystem;
 
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Request;
use Bitrix\Sale\PaySystem;
use Bitrix\Sale\Payment;
 
Loc::loadMessages(__FILE__);

class CashOnDeliveryCalcHandler extends PaySystem\BaseServiceHandler implements PaySystem\IPayable
{
    public function initiatePay(Payment $payment, Request $request = null)
    {
        return new PaySystem\ServiceResult();
    }

    public function getCurrencyList()
    {
        return array('RUB');
    }

    public function getPrice(Payment $payment)
    {
        $result = 0;

        $collection = $payment->getCollection();

        $order = $collection->getOrder();

        $propertyCollection = $order->getPropertyCollection();

        $delivery = $propertyCollection->getDeliveryLocation();
 
        if (!$delivery)
            return $result;
 
        $location = \CSaleLocation::GetByID($delivery->getValue());
 
        $regId = $location['REGION_ID'] ?? 0;
 
        $params = $this->service->getField('TARIF');
 
        $tarifs = self::extractFromField($params);
        $tarifs = isset($tarifs[$regId]) ? $tarifs[$regId] : $tarifs[0];
 
        $fullPrice = $payment->getSum();
 
        if ($fullPrice <= 1000)
            $tariffNum = "0";
        elseif ($fullPrice <= 5000)
            $tariffNum = "1";
        elseif ($fullPrice <= 20000)
            $tariffNum = "2";
        elseif ($fullPrice <= 500000)
            $tariffNum = "3";
 
        if (isset($tariffNum) && isset($tarifs["TARIFS"][$tariffNum]))
        {
            $percent = 0;
            if ($tarifs["TARIFS"][$tariffNum]["UPPER_SUMM"] < $payment->getSum())
                $percent = floatval($tarifs["TARIFS"][$tariffNum]["PERCENT"]) * floatval($payment->getSum()) / 100;
            $result = floatval($tarifs["TARIFS"][$tariffNum]["FIX"]) + $percent;
        }
 
        return round($result, 2);
    }

    private static function extractFromField($params)
    {
        $result = array();
        $tarifs = unserialize($params, ['allowed_classes' => false]);
 
        if (!is_array($tarifs))
            $tarifs = array();
 
        $arRegIds = array_keys($tarifs);
        $regNames = @\CSaleLocation::GetRegionsNamesByIds($arRegIds);
 
        $csvTariffs = [];
        if (isset($tarifs[0]))
        {
            $csvTariffs = self::getTariffArrayCSV($tarifs[0]);
        }
 
        $result[] = array(
            'TARIFS' => $csvTariffs,
            'REG_NAME' => Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_TARIF_DEFAULT')
        );
 
        foreach ($regNames as $regId => $regName)
        {
            if (in_array($regId, $arRegIds))
            {
                $result[$regId]["TARIFS"] = self::getTariffArrayCSV($tarifs[$regId]);
                $result[$regId]["REG_NAME"] = $regName;
            }
        }
 
        return $result;
    }

    private static function getTariffArrayCSV($tarifs)
    {
        $result = array();
 
        if(is_array($tarifs) && count($tarifs) == 12)
        {
            for($i = 0; $i < 4; $i++)
            {
                $result[] = array(
                    "FIX" => $tarifs[$i*3],
                    "PERCENT" => $tarifs[$i*3+1],
                    "UPPER_SUMM" => $tarifs[$i*3+2]
                );
            }
        }
 
        return $result;
    }

    public static function getValues($paySystemId = 0)
    {
        $result = array();
 
        if($paySystemId > 0)
        {
            $data = PaySystem\Manager::getById($paySystemId);
            $result = self::extractFromField($data['TARIF']);
        }
 
        if (!$result)
        {
            $result = \CSaleHelper::getOptionOrImportValues(
                'ps_payment_forward_calc_tarifs',
                array(get_called_class(), 'getAllCMTarifsFromCsv')
            );
        }
 
        return $result;
    }

    public static function prepareToField($tariff)
    {
        $arResult = array();
 
        if (is_array($tariff))
        {
            foreach ($tariff as $id => $value)
            {
                if($id == "REG_NEW")
                {
                    if ((int)$value > 0)
                    {
                        for ($i = 0; $i < 12; ++$i)
                            $arResult[$value][] = 0;
                    }
                    continue;
                }
                $tariffIds = explode('_', $id);
 
                if (isset($tariffIds[2]))
                {
                    $regionId = $tariffIds[2];
 
                    $arResult[$regionId][] = $value;
                }
            }
        }
        return serialize($arResult);
    }

    public static function getStructure($paySystemId = 0)
    {
        $arResult = array();
 
        $arCmTarifs = self::getValues($paySystemId);
 
        foreach ($arCmTarifs as $regionId => $arRegInfo)
        {
 
            $arResult[$regionId.'REG_ID'] = array(
                        'TYPE' => 'TEXT_CENTERED',
                        'TITLE' => $arRegInfo["REG_NAME"],
                        'BLOCK_HIDEABLE' => 'Y',
                        'BLOCK_LENGTH' => 4,
            );
 
            if($regionId != 0)
                $arResult[$regionId.'REG_ID']['BLOCK_DELETABLE'] = 'Y';
 
            self::setTariffConfig('TARIF_1_'.$regionId, Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_LESS_1K'), $arRegInfo["TARIFS"][0], $arResult);
            self::setTariffConfig('TARIF_2_'.$regionId, Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_LESS_5K'), $arRegInfo["TARIFS"][1], $arResult);
            self::setTariffConfig('TARIF_3_'.$regionId, Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_LESS_20K'), $arRegInfo["TARIFS"][2], $arResult);
            self::setTariffConfig('TARIF_4_'.$regionId, Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_LESS_500K'), $arRegInfo["TARIFS"][3], $arResult);
        }
 
        $arResult['REG_NEW'] = array(
            'TYPE' => 'DROPDOWN',
            'TITLE' => Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_ADD_REGION'),
            'VALUES' => self::getRegionsList(),
            'ONCHANGE' => "document.forms['pay_sys_form'].elements['apply'].click();"
        );
 
        return $arResult;
    }

    private static function setTariffConfig($tariffId, $tariffTitle, $arTarifs, &$arConfig)
    {
        $arConfig[$tariffId.'_NAME'] = array('TYPE' => 'MULTI_CONTROL_STRING', 'MCS_ID' => $tariffId, 'TITLE' => $tariffTitle);
        $arConfig[$tariffId.'_FIX'] = array('TYPE' => 'STRING', 'MCS_ID' => $tariffId, 'POST_TEXT' => Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_RUB'), 'SIZE' => 4, 'VALUE' => $arTarifs['FIX']);
        $arConfig[$tariffId.'_PERCENT'] = array('TYPE' => 'STRING', 'MCS_ID' => $tariffId, 'PRE_TEXT' => ' + ', 'POST_TEXT' => ' % ', 'SIZE' => 3, 'VALUE' => $arTarifs['PERCENT']);
        $arConfig[$tariffId.'_UPPER_SUMM'] = array('TYPE' => 'STRING', 'MCS_ID' => $tariffId, 'PRE_TEXT' => Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_SUMM_MORE'), 'POST_TEXT' => Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_RUB'), 'SIZE' => 7, 'VALUE' => $arTarifs['UPPER_SUMM']);
    }
 
    private static function getRegionsList()
    {
        $result = array(0 => Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_CHOOSE_REGION'));

        $dbRes = \CSaleLocation::GetRegionList();
        while ($region = $dbRes->Fetch())
            $result[$region["ID"]] = $region["NAME"];
 
        return $result;
    }

    public function getCMTarifsByRegionFromCsv($regionNameLang)
    {
        if(trim($regionNameLang) == '')
            return false;
 
        $csvFile = \CSaleHelper::getCsvObject(__DIR__.'/lang/ru/cm_tarif.csv');
 
        $COL_REG_NAME = 0;
        $arTarifs = array();
 
        while ($arRes = $csvFile->Fetch())
        {
            if(mb_strtoupper(trim($regionNameLang)) === $arRes[$COL_REG_NAME])
            {
                $arTarifs = $arRes;
                break;
            }
        }
 
        $arTarifsResult = self::getTariffArrayCSV($arTarifs);
 
        return $arTarifsResult;
    }

    public static function getAllCMTarifsFromCsv()
    {
        $csvFile = \CSaleHelper::getCsvObject(__DIR__.'/lang/ru/cm_tarif.csv');
        $tarifs = array();
        $regNames = array();
        $result = array();
 
        while ($arRes = $csvFile->Fetch())
        {
                $arRegName = array_shift($arRes);
                $tarifs[$arRegName] = $arRes;
 
                if($arRegName != 'default')
                    $regNames[] = $arRegName;
        }
 
        if(isset($tarifs['default']))
        {
            $result[0] = array(
                "TARIFS" => self::getTariffArrayCSV($tarifs['default']),
                "REG_NAME" => Loc::getMessage('SALE_HPS_CASH_ON_DELIVERY_TARIF_DEFAULT')
            );
        }
 
        $regInfo = \CSaleLocation::GetRegionsIdsByNames($regNames);
 
        foreach ($regInfo as $regName => $regId)
        {
            $result[$regInfo[$regName]]["TARIFS"] = self::getTariffArrayCSV($tarifs[$regName]);
            $result[$regInfo[$regName]]["REG_NAME"] = $regName;
        }
 
        return $result;
    }
}