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path: root/lib/classes/JsonApi/Routes/Courseware/TasksShow.php
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<?php

namespace JsonApi\Routes\Courseware;

use Courseware\Task;
use JsonApi\Errors\AuthorizationFailedException;
use JsonApi\Errors\RecordNotFoundException;
use JsonApi\Schemas\Courseware\Task as TaskSchema;
use JsonApi\Schemas\Courseware\TaskGroup as TaskGroupSchema;
use JsonApi\JsonApiController;
use Psr\Http\Message\ResponseInterface as Response;
use Psr\Http\Message\ServerRequestInterface as Request;

/**
 * Displays one Task.
 */
class TasksShow extends JsonApiController
{
    protected $allowedIncludePaths = [
        TaskSchema::REL_FEEDBACK,
        TaskSchema::REL_SOLVER,
        TaskSchema::REL_STRUCTURAL_ELEMENT,
        TaskSchema::REL_TASK_GROUP,
        TaskSchema::REL_TASK_GROUP . '.' . TaskGroupSchema::REL_LECTURER,
    ];

    /**
     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
     * @param array $args
     * @return Response
     */
    public function __invoke(Request $request, Response $response, $args)
    {
        /** @var ?\Courseware\Task $resource */
        $resource = Task::find($args['id']);
        if (!$resource) {
            throw new RecordNotFoundException();
        }

        if (!Authority::canShowTask($this->getUser($request), $resource)) {
            throw new AuthorizationFailedException();
        }

        return $this->getContentResponse($resource);
    }
}