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<?php |
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/* |
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* WellCommerce Open-Source E-Commerce Platform |
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* |
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* This file is part of the WellCommerce package. |
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* |
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* (c) Adam Piotrowski <[email protected]> |
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* |
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* For the full copyright and license information, |
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* please view the LICENSE file that was distributed with this source code. |
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*/ |
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namespace WellCommerce\Component\Form\DataMapper; |
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use Symfony\Component\PropertyAccess\PropertyPathInterface; |
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use WellCommerce\Component\Form\Elements\ElementCollection; |
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use WellCommerce\Component\Form\Elements\ElementInterface; |
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use WellCommerce\Component\Form\Elements\FormInterface; |
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/** |
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* Class ModelDataMapper |
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* |
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* @author Adam Piotrowski <[email protected]> |
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*/ |
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class ModelDataMapper extends AbstractDataMapper |
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{ |
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/** |
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* Maps model data to form elements |
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* |
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* @param FormInterface $form |
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*/ |
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public function mapDataToForm(FormInterface $form) |
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{ |
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$this->mapModelDataToElementCollection($form->getChildren()); |
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} |
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/** |
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* Maps all submitted values to model data representation |
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* |
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* @param FormInterface $form |
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*/ |
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public function mapFormToData(FormInterface $form) |
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{ |
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$this->mapElementCollectionToModelData($form->getChildren()); |
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} |
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/** |
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* @param ElementCollection $children |
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*/ |
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protected function mapElementCollectionToModelData(ElementCollection $children) |
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{ |
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$children->forAll(function (ElementInterface $child) { |
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$this->mapElementToModelData($child); |
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}); |
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} |
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/** |
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* Maps element value to model data |
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* |
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* @param ElementInterface $child |
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*/ |
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protected function mapElementToModelData(ElementInterface $child) |
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{ |
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$this->setModelValueFromElement($child); |
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$children = $child->getChildren(); |
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if ($children->count()) { |
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$this->mapElementCollectionToModelData($children); |
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} |
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} |
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/** |
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* Maps data to single element |
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* |
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* @param ElementInterface $child |
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*/ |
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protected function mapModelDataToElement(ElementInterface $child) |
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{ |
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$this->setDefaultElementValue($child); |
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$children = $child->getChildren(); |
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if ($children->count()) { |
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$this->mapModelDataToElementCollection($children); |
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} |
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} |
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/** |
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* Maps data using recursion to all children |
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* |
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* @param ElementCollection $children |
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*/ |
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protected function mapModelDataToElementCollection(ElementCollection $children) |
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{ |
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foreach ($children->all() as $child) { |
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$this->mapModelDataToElement($child); |
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} |
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} |
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/** |
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* Sets value for element |
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* |
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* @param ElementInterface $element |
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*/ |
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protected function setDefaultElementValue(ElementInterface $element) |
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{ |
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$propertyPath = $element->getPropertyPath(); |
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if ($propertyPath instanceof PropertyPathInterface) { |
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if ($this->propertyAccessor->isReadable($this->data, $propertyPath)) { |
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$value = $this->propertyAccessor->getValue($this->data, $propertyPath); |
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if ($this->isEmptyValue($value)) { |
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$value = $element->getDefaultValue(); |
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} |
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if ($element->hasTransformer() && is_object($value)) { |
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$transformer = $element->getTransformer(); |
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$value = $transformer->transform($value); |
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} |
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$element->setValue($value); |
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} |
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} |
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} |
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/** |
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* Transforms value if needed or directly changes model property |
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* |
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* @param ElementInterface $child |
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*/ |
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protected function setModelValueFromElement(ElementInterface $child) |
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{ |
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$propertyPath = $child->getPropertyPath(); |
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if ($propertyPath instanceof PropertyPathInterface) { |
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if ($this->propertyAccessor->isWritable($this->data, $propertyPath)) { |
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if ($child->hasTransformer()) { |
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$transformer = $child->getTransformer(); |
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$transformer->reverseTransform($this->data, $propertyPath, $child->getValue()); |
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} else { |
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$this->propertyAccessor->setValue($this->data, $propertyPath, $child->getValue()); |
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} |
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} |
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} |
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} |
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private function isEmptyValue($value): bool |
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{ |
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if (is_array($value) && empty($value)) { |
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return true; |
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} |
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return null === $value || '' === $value; |
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} |
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} |
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