misc_pterodactyl-panel/app/Services/Nodes/NodeDeletionService.php

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<?php
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/**
* Pterodactyl - Panel
* Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
*
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* This software is licensed under the terms of the MIT license.
* https://opensource.org/licenses/MIT
*/
namespace Pterodactyl\Services\Nodes;
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use Pterodactyl\Models\Node;
use Illuminate\Contracts\Translation\Translator;
use Pterodactyl\Contracts\Repository\NodeRepositoryInterface;
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use Pterodactyl\Exceptions\Service\HasActiveServersException;
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use Pterodactyl\Contracts\Repository\ServerRepositoryInterface;
class NodeDeletionService
{
/**
* @var \Pterodactyl\Contracts\Repository\NodeRepositoryInterface
*/
protected $repository;
/**
* @var \Pterodactyl\Contracts\Repository\ServerRepositoryInterface
*/
protected $serverRepository;
/**
* @var \Illuminate\Contracts\Translation\Translator
*/
protected $translator;
/**
* DeletionService constructor.
*
* @param \Pterodactyl\Contracts\Repository\NodeRepositoryInterface $repository
* @param \Pterodactyl\Contracts\Repository\ServerRepositoryInterface $serverRepository
* @param \Illuminate\Contracts\Translation\Translator $translator
*/
public function __construct(
NodeRepositoryInterface $repository,
ServerRepositoryInterface $serverRepository,
Translator $translator
) {
$this->repository = $repository;
$this->serverRepository = $serverRepository;
$this->translator = $translator;
}
/**
* Delete a node from the panel if no servers are attached to it.
*
* @param int|\Pterodactyl\Models\Node $node
* @return bool|null
*
* @throws \Pterodactyl\Exceptions\Service\HasActiveServersException
*/
public function handle($node)
{
if ($node instanceof Node) {
$node = $node->id;
}
$servers = $this->serverRepository->withColumns('id')->findCountWhere([['node_id', '=', $node]]);
if ($servers > 0) {
throw new HasActiveServersException($this->translator->trans('exceptions.node.servers_attached'));
}
return $this->repository->delete($node);
}
}