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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Downloadable\Model\Sample;
use Magento\Downloadable\Api\Data\SampleInterface;
use Magento\Downloadable\Helper\File;
use Magento\Downloadable\Model\File\ContentValidator as FileContentValidator;
use Magento\Framework\App\ObjectManager;
use Magento\Framework\Exception\InputException;
use Magento\Framework\Exception\ValidatorException;
use Magento\Framework\Url\Validator as UrlValidator;
use Magento\Downloadable\Model\Url\DomainValidator;
/**
* Class to validate Sample Content.
*/
class ContentValidator
{
/**
* @var File
*/
private $fileHelper;
/**
* @var DomainValidator
*/
private $domainValidator;
/**
* @var UrlValidator
*/
protected $urlValidator;
/**
* @var FileContentValidator
*/
protected $fileContentValidator;
/**
* @param FileContentValidator $fileContentValidator
* @param UrlValidator $urlValidator
* @param DomainValidator $domainValidator
* @param File|null $fileHelper
*/
public function __construct(
FileContentValidator $fileContentValidator,
UrlValidator $urlValidator,
DomainValidator $domainValidator,
File $fileHelper = null
) {
$this->fileContentValidator = $fileContentValidator;
$this->urlValidator = $urlValidator;
$this->domainValidator = $domainValidator;
$this->fileHelper = $fileHelper ?? ObjectManager::getInstance()->get(File::class);
}
/**
* Check if sample content is valid.
*
* @param SampleInterface $sample
* @param bool $validateSampleContent
* @return bool
* @throws InputException
*/
public function isValid(SampleInterface $sample, $validateSampleContent = true)
{
if (filter_var($sample->getSortOrder(), FILTER_VALIDATE_INT) === false || $sample->getSortOrder() < 0) {
throw new InputException(__('Sort order must be a positive integer.'));
}
if ($validateSampleContent) {
$this->validateSampleResource($sample);
}
return true;
}
/**
* Validate sample resource (file or URL).
*
* @param SampleInterface $sample
* @return void
* @throws InputException
*/
protected function validateSampleResource(SampleInterface $sample)
{
if ($sample->getSampleType() === 'url') {
if (!$this->urlValidator->isValid($sample->getSampleUrl())) {
throw new InputException(__('Sample URL must have valid format.'));
}
if (!$this->domainValidator->isValid($sample->getSampleUrl())) {
throw new InputException(__('Sample URL\'s domain is not in list of downloadable_domains in env.php.'));
}
} elseif ($sample->getSampleFileContent()) {
if (!$this->fileContentValidator->isValid($sample->getSampleFileContent())) {
throw new InputException(__('Provided file content must be valid base64 encoded data.'));
}
} elseif (!$this->isFileValid($sample->getBasePath() . $sample->getSampleFile())) {
throw new InputException(__('Sample file not found. Please try again.'));
}
}
/**
* Check that Samples file is valid.
*
* @param string $file
* @return bool
*/
private function isFileValid(string $file): bool
{
try {
return $this->fileHelper->ensureFileInFilesystem($file);
} catch (ValidatorException $e) {
return false;
}
}
}