Товар за 1 рубль при применении подарочного сертификата в 1С Битрикс

Подарочный сертификат

1. Установите модуль Подарочный сертификат и настройте его.
2. Перейдите в файловую систему /bitrix/php_interface/ и откройте или создайте файл init.php
3. Добавьте скрипт в файл init.php:
   
   

   
   class IsaevCertificatedCustomMaxPrice {
   
       public static function onDiscountUpdate(\Bitrix\Main\ORM\Event $event)
   
       {
   
           $fields = $event->getParameter('fields');
   
           $primary = $event->getParameter('id');
   
   
   
           if ($fields['PRESET_ID'] !== 'Isaev\Certificates\Discount\Preset\CertificatePreset') {
   
               return;
   
           }
   
   
   
           if (!isset($fields['APPLICATION'])) {
   
               $fullObject = \Bitrix\Sale\Internals\DiscountTable::getByPrimary($primary['ID'])->fetch();
   
               $applicationFn = $fullObject['APPLICATION'];
   
           } else {
   
               $fields = $event->getParameter('fields');
   
               $applicationFn = $fields['APPLICATION'];
   
           }
   
   
   
           $result = new \Bitrix\Main\Entity\EventResult(\Bitrix\Main\Entity\EventResult::SUCCESS);
   
           $modifyFields = [];
   
           $modifyFields['APPLICATION'] = str_replace(
   
               '\Bitrix\Sale\Discount\Actions::applyToBasket($arOrder, ["VALUE" => -100, "UNIT" => "P"], "");',
   
               '\Bitrix\Sale\Discount\Actions::applyToBasket($arOrder, ["VALUE" => 1.0, "UNIT" => "C", "LIMIT_VALUE" => 0], "");', 
   
               $applicationFn
   
           );
           
   
   
           $result->modifyFields($modifyFields);
   
           return $result;
   
       }
   
   
   
       public static function onDiscountAdd(\Bitrix\Main\ORM\Event $event)
   
       {
   
           $tempObject = $event->getParameter('object');
   
   
   
           if ($tempObject->get('PRESET_ID') !== 'Isaev\Certificates\Discount\Preset\CertificatePreset') {
   
               return;
   
           }
   
   
   
           $applicationFn = $tempObject->get('APPLICATION');
   
           $discountId = $tempObject->get('ID');
   
   
   
           $object = \Bitrix\Sale\Internals\DiscountTable::getByPrimary($discountId)->fetchObject();
   
           $object->set('APPLICATION', str_replace(
   
               '\Bitrix\Sale\Discount\Actions::applyToBasket($arOrder, ["VALUE" => -100, "UNIT" => "P"], "");',
   
               '\Bitrix\Sale\Discount\Actions::applyToBasket($arOrder, ["VALUE" => 1.0, "UNIT" => "C", "LIMIT_VALUE" => 0], "");', 
   
               $applicationFn
   
           ));
   
           $object->save();
   
       }
   
   }
   
   
   
   $eventManager = \Bitrix\Main\EventManager::getInstance();
   
   $eventManager->addEventHandler("sale", "DiscountOnAfterAdd", [IsaevCertificatedCustomMaxPrice::class, "onDiscountAdd"]);
   
   $eventManager->addEventHandler("sale", "DiscountOnBeforeUpdate", [IsaevCertificatedCustomMaxPrice::class, "onDiscountUpdate"]);
   
   

4. Пересохраните сертификаты.