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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Theme\Model\Design\Backend;
use Magento\Config\Model\Config\Backend\Serialized\ArraySerialized;
use Magento\Framework\Serialize\Serializer\Json;
/**
* Validate Eav Model before save.
*/
class Exceptions extends ArraySerialized
{
/**
* Design package instance
*
* @var \Magento\Framework\View\DesignInterface
*/
protected $_design = null;
/**
* Initialize dependencies
*
* @param \Magento\Framework\Model\Context $context
* @param \Magento\Framework\Registry $registry
* @param \Magento\Framework\App\Config\ScopeConfigInterface $config
* @param \Magento\Framework\App\Cache\TypeListInterface $cacheTypeList
* @param \Magento\Framework\View\DesignInterface $design
* @param \Magento\Framework\Model\ResourceModel\AbstractResource $resource
* @param \Magento\Framework\Data\Collection\AbstractDb $resourceCollection
* @param array $data
* @param Json|null $serializer
*/
public function __construct(
\Magento\Framework\Model\Context $context,
\Magento\Framework\Registry $registry,
\Magento\Framework\App\Config\ScopeConfigInterface $config,
\Magento\Framework\App\Cache\TypeListInterface $cacheTypeList,
\Magento\Framework\View\DesignInterface $design,
\Magento\Framework\Model\ResourceModel\AbstractResource $resource = null,
\Magento\Framework\Data\Collection\AbstractDb $resourceCollection = null,
array $data = [],
Json $serializer = null
) {
$this->_design = $design;
parent::__construct(
$context,
$registry,
$config,
$cacheTypeList,
$resource,
$resourceCollection,
$data,
$serializer
);
}
/**
* Validate value
*
* @return $this
* @throws \Magento\Framework\Exception\LocalizedException
* if there is no field value, search value is empty or regular expression is not valid
*/
public function beforeSave()
{
$design = clone $this->_design;
// For value validations
$exceptions = $this->getValue();
foreach ($exceptions as $rowKey => &$row) {
unset($row['record_id']);
// Validate that all values have come
foreach (['search', 'value'] as $fieldName) {
if (!isset($row[$fieldName])) {
throw new \Magento\Framework\Exception\LocalizedException(
__('%1 does not contain field \'%2\'', $this->getData('field_config/fieldset'), $fieldName)
);
}
}
// Empty string (match all) is not supported, because it means setting a default theme. Remove such entries.
if (!strlen($row['search'])) {
unset($exceptions[$rowKey]);
continue;
}
// Validate the theme value
$design->setDesignTheme($row['value'], \Magento\Framework\App\Area::AREA_FRONTEND);
// Compose regular exception pattern
$exceptions[$rowKey]['regexp'] = $this->_composeRegexp($row['search']);
}
$this->setValue($exceptions);
return parent::beforeSave();
}
/**
* Composes regexp by user entered value
*
* @param string $search
* @return string
*
* @throws \Magento\Framework\Exception\LocalizedException on invalid regular expression
*/
protected function _composeRegexp($search)
{
// If valid regexp entered - do nothing
/** @codingStandardsIgnoreStart */
if (@preg_match($search, '') !== false) {
return $search;
}
/** @codingStandardsIgnoreEnd */
// Find out - whether user wanted to enter regexp or normal string.
if ($this->_isRegexp($search)) {
throw new \Magento\Framework\Exception\LocalizedException(__('Invalid regular expression: "%1".', $search));
}
return '/' . preg_quote($search, '/') . '/i';
}
/**
* Checks search string, whether it was intended to be a regexp or normal search string
*
* @param string $search
* @return bool
*/
protected function _isRegexp($search)
{
if (strlen($search) < 3) {
return false;
}
$possibleDelimiters = '/#~%';
// Limit delimiters to reduce possibility, that we miss string with regexp.
// Starts with a delimiter
if (strpos($possibleDelimiters, (string) $search[0]) !== false) {
return true;
}
// Ends with a delimiter and (possible) modifiers
$pattern = '/[' . preg_quote($possibleDelimiters, '/') . '][imsxeADSUXJu]*$/';
if (preg_match($pattern, $search)) {
return true;
}
return false;
}
/**
* @inheritDoc
*/
public function afterLoad()
{
parent::afterLoad();
$values = $this->getValue();
foreach ($values as &$value) {
if (isset($value['record_id'])) {
unset($value['record_id']);
}
}
$this->setValue($values);
return $this;
}
/**
* Get Value from data array.
*
* @return array
*/
public function getValue()
{
return $this->getData('value') ?: [];
}
}