propertytofield.php

См. документацию.

<?php
 
namespace Bitrix\Iblock\ORM;
 
use Bitrix\Iblock\Iblock;
use Bitrix\Iblock\Property;
use Bitrix\Iblock\PropertyEnumerationTable;
use Bitrix\Iblock\PropertyTable;
use Bitrix\Iblock\SectionTable;
use Bitrix\Main\FileTable;
use Bitrix\Main\ORM\Entity;
use Bitrix\Main\ORM\Fields\FloatField;
use Bitrix\Main\ORM\Fields\IntegerField;
use Bitrix\Main\ORM\Fields\Relations\Reference;
use Bitrix\Main\ORM\Fields\StringField;
use Bitrix\Main\ORM\Query\Join;

class PropertyToField
{
    public static function attachField($property, $propertyValueEntity)
    {
        switch ($property->getPropertyType())
        {
            case PropertyTable::TYPE_STRING:
 
                $propertyValueEntity->addField(new StringField('VALUE'));
                break;
 
            case PropertyTable::TYPE_NUMBER:
 
                $propertyValueEntity->addField(new FloatField('VALUE'));
                break;
 
            case PropertyTable::TYPE_FILE:
 
                $propertyValueEntity->addField(new IntegerField('VALUE'));
 
                // add reference to file
                $propertyValueEntity->addField(new Reference(
                    'FILE', FileTable::class,
                    Join::on("this.VALUE", 'ref.ID')
                ));
                break;
 
            case PropertyTable::TYPE_ELEMENT:
 
                $propertyValueEntity->addField(new IntegerField('VALUE'));
 
                // add reference to element
                $refIblock = Iblock::wakeUp($property->getLinkIblockId());
                $refIblock->fill('API_CODE');
 
                if($refIblock->getApiCode() <> '')
                {
                    $refEntityName = $refIblock->getEntityDataClass();
 
                    $propertyValueEntity->addField(
                        new Reference('ELEMENT', $refEntityName, Join::on("this.VALUE", 'ref.ID'))
                    );
                }
                break;
 
            case PropertyTable::TYPE_SECTION:
 
                $propertyValueEntity->addField(new IntegerField('VALUE'));
 
                // add reference to section
                $propertyValueEntity->addField(new Reference(
                    'SECTION', SectionTable::class,
                    Join::on("this.VALUE", 'ref.ID')
                ));
                break;
 
            case PropertyTable::TYPE_LIST:
 
                $propertyValueEntity->addField(new IntegerField('VALUE'));
 
                // add reference to list item
                $propertyValueEntity->addField(new Reference(
                    'ITEM',
                    PropertyEnumerationTable::class,
                    Join::on('this.VALUE', 'ref.ID')
                ));
                break;
        }
    }
}