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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\Setup\Declaration\Schema\Dto;
use Magento\Framework\Stdlib\BooleanUtils;
use Magento\Framework\Setup\Declaration\Schema\Dto\Factories\FactoryInterface;
/**
* DTO Element factory.
*
* Instantiates any type of structural elements.
*
* @see ElementInterface
*/
class ElementFactory
{
/**
* Predefined types of elements, that can be instantiated using this factory.
*
* Where @key - is xsi:type of the object
* Where @value - is instance class name
*/
private $typeFactories = [];
/**
* @var BooleanUtils
*/
private $booleanUtils;
/**
* Constructor.
*
* @param FactoryInterface[] $typeFactories
* @param BooleanUtils $booleanUtils
*/
public function __construct(
array $typeFactories,
BooleanUtils $booleanUtils
) {
$this->typeFactories = $typeFactories;
$this->booleanUtils = $booleanUtils;
}
/**
* Cast generic attributes.
*
* Common attributes for multiple types:
* - nullable
* - unsigned
* - identity
* Casted to boolean value in factory.
*
* @param array $elementStructuralData
* @return array
*/
private function castGenericAttributes(array $elementStructuralData)
{
$booleanAttributes = ['nullable', 'unsigned', 'identity'];
foreach ($booleanAttributes as $booleanAttribute) {
if (isset($elementStructuralData[$booleanAttribute])) {
$elementStructuralData[$booleanAttribute] = $this->booleanUtils
->toBoolean($elementStructuralData[$booleanAttribute]);
}
}
return $elementStructuralData;
}
/**
* Instantiate different types of elements, depends on their xsi:type.
*
* @param string $type
* @param array $elementStructuralData
* @return ElementInterface | object
*/
public function create($type, array $elementStructuralData)
{
if (!isset($this->typeFactories[$type])) {
throw new \InvalidArgumentException(sprintf("Types %s is not declared", $type));
}
$elementStructuralData = $this->castGenericAttributes($elementStructuralData);
$elementStructuralData['type'] = $type;
return $this->typeFactories[$type]->create($elementStructuralData);
}
}