tao-test/app/tao/models/classes/webhooks/task/JsonValidator.php

68 lines
2.2 KiB
PHP

<?php
/**
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; under version 2
* of the License (non-upgradable).
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright (c) 2019 (original work) Open Assessment Technologies SA;
*/
namespace oat\tao\model\webhooks\task;
use JsonSchema\Validator;
use oat\oatbox\service\ConfigurableService;
class JsonValidator extends ConfigurableService
{
const FILE_PATH = __DIR__ . '/webhookResponseSchema.json';
/**
* @param mixed $data
* @throws InvalidJsonException
* @throws \common_exception_FileReadFailedException
*/
public function validate($data)
{
$validator = new Validator();
$validator->validate($data, $this->readSchema());
if (!$validator->isValid()) {
$validationErrors = [];
foreach ($validator->getErrors() as $error) {
$validationErrors[] = sprintf('[%s] %s', $error['property'], $error['message']);
}
throw new InvalidJsonException('JSON check against schema failed', 0, $validationErrors);
}
}
/**
* @return object
* @throws \common_exception_FileReadFailedException
*/
private function readSchema()
{
$contents = @file_get_contents(self::FILE_PATH);
if ($contents === false) {
throw new \common_exception_FileReadFailedException('JSON schema for response could not be loaded');
}
$obj = json_decode($contents, false);
if ($obj === false) {
throw new \common_exception_FileReadFailedException(
'JSON schema for response is not a valid JSON: ' . json_last_error_msg()
);
}
return $obj;
}
}