<?php

namespace Fab\Messenger\Controller;

/*

* This file is part of the Fab/Messenger project under GPLv2 or later.

*

* For the full copyright and license information, please read the

* LICENSE.md file that was distributed with this source code.

*/

use Doctrine\DBAL\Driver\Exception;

use Fab\Messenger\Domain\Repository\QueueRepository;

use Fab\Messenger\Domain\Repository\SentMessageRepository;

use TYPO3\CMS\Core\Utility\GeneralUtility;

use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;

/**

* Class MessageDisplayController

*/

class MessageDisplayController extends ActionController

{

/**

* @throws Exception

*/

public function showAction(): \Psr\Http\Message\ResponseInterface

{

$result = 'Nothing to show!';

$uuid = $this->request->getParsedBody()['uuid'] ?? $this->request->getQueryParams()['uuid'] ?? null;

if ($this->isUuidValid($uuid)) {

$source = (string)$this->request->getParsedBody()['source'] ?? $this->request->getQueryParams()['source'] ?? null;

$message =

$source === 'queue'

? $this->getQueueRepository()->findByUuid($uuid)

: $this->getSentMessageRepository()->findByUuid($uuid);

if (!empty($message)) {

$result = $message['body'];

}

}

return $this->htmlResponse($result);

}

/**

* @param $uuid

* @return bool

*/

public function isUuidValid($uuid): bool

{

$expression = '/^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/';

return preg_match($expression, (string)$uuid) === 1;

}

/**

* @return QueueRepository

*/

public function getQueueRepository(): QueueRepository

{

return GeneralUtility::makeInstance(QueueRepository::class);

}

/**

* @return SentMessageRepository

*/

public function getSentMessageRepository(): SentMessageRepository

{

return GeneralUtility::makeInstance(SentMessageRepository::class);

}

}