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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Eav\Model\Attribute\Data;
use Magento\Framework\App\RequestInterface;
/**
* EAV Entity Attribute Multiply select Data Model
*
* @author Magento Core Team <core@magentocommerce.com>
*/
class Multiselect extends AbstractData
{
/**
* Extract data from request and return value
*
* @param RequestInterface $request
* @return array|string
*/
public function extractValue(RequestInterface $request)
{
$values = $this->_getRequestValue($request);
if ($values !== false && !is_array($values)) {
$values = [$values];
}
return $values;
}
/**
* Export attribute value to entity model
*
* @param array|string $value
* @return $this
*/
public function compactValue($value)
{
if (is_array($value)) {
$value = implode(',', $value);
}
if ($value !== false) {
$this->getEntity()->setData($this->getAttribute()->getAttributeCode(), $value);
}
return $this;
}
/**
* Return formatted attribute value from entity model
*
* @param string $format
* @return array|string
*/
public function outputValue($format = \Magento\Eav\Model\AttributeDataFactory::OUTPUT_FORMAT_TEXT)
{
$values = $this->getEntity()->getData($this->getAttribute()->getAttributeCode());
if (!is_array($values)) {
$values = $values !== null ? explode(',', $values) : [];
}
switch ($format) {
case \Magento\Eav\Model\AttributeDataFactory::OUTPUT_FORMAT_JSON:
case \Magento\Eav\Model\AttributeDataFactory::OUTPUT_FORMAT_ARRAY:
$output = $values;
// fall-through intentional
default:
$output = [];
foreach ($values as $value) {
if (!$value) {
continue;
}
$output[] = $this->getAttribute()->getSource()->getOptionText($value);
}
$output = implode(', ', $output);
break;
}
return $output;
}
/**
* @inheritdoc
*/
public function validateValue($value)
{
$errors = [];
$attribute = $this->getAttribute();
if ($value === false) {
// try to load original value and validate it
$value = $this->getEntity()->getData($attribute->getAttributeCode());
}
if ($attribute->getIsRequired() && empty($value) && $value != '0') {
$label = __($attribute->getStoreLabel());
$errors[] = __('"%1" is a required value.', $label);
}
if (!empty($value) && $attribute->getSourceModel()) {
$values = is_array($value) ? $value : explode(',', (string) $value);
$errors = array_merge(
$errors,
$this->validateBySource($values)
);
}
return empty($errors) ? true : $errors;
}
/**
* Validate values using source
*
* @param array $values
* @return array
*/
private function validateBySource(array $values): array
{
$errors = [];
foreach ($values as $value) {
if (!$this->getAttribute()->getSource()->getOptionText($value)) {
$errors[] = __(
'Attribute %1 does not contain option with Id %2',
$this->getAttribute()->getAttributeCode(),
$value
);
}
}
return $errors;
}
/**
* @inheritdoc
*/
public function restoreValue($value)
{
return $this->compactValue($value);
}
}