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<?php
namespace JsonApi\Routes\Feedback;
use Psr\Http\Message\ServerRequestInterface as Request;
use Psr\Http\Message\ResponseInterface as Response;
use JsonApi\Errors\AuthorizationFailedException;
use JsonApi\Errors\RecordNotFoundException;
use JsonApi\JsonApiController;
/**
* Displays all feedback elements of a course.
*/
class FeedbackElementsByCourseIndex extends JsonApiController
{
protected $allowedIncludePaths = ['author', 'course', 'entries', 'range'];
protected $allowedPagingParameters = ['offset', 'limit'];
/**
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function __invoke(Request $request, Response $response, $args)
{
if (!($course = \Course::find($args['id']))) {
throw new RecordNotFoundException();
}
if (!Authority::canIndexFeedbackElementsOfCourse($this->getUser($request), $course)) {
throw new AuthorizationFailedException();
}
$resources = \FeedbackElement::findBySQL('range_id = ? AND range_type = ?', [$course->id, \Course::class]);
list($offset, $limit) = $this->getOffsetAndLimit();
return $this->getPaginatedContentResponse(
array_slice($resources, $offset, $limit),
count($resources)
);
}
}
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