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<?php |
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declare(strict_types=1); |
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/** |
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* balloon |
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* |
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* @copyright Copryright (c) 2012-2018 gyselroth GmbH (https://gyselroth.com) |
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* @license GPL-3.0 https://opensource.org/licenses/GPL-3.0 |
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*/ |
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namespace Balloon\App\Sharelink; |
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use Balloon\Filesystem; |
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use Balloon\Filesystem\Node\NodeInterface; |
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use Balloon\Server; |
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class Sharelink |
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{ |
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/** |
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* Filesystem. |
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* |
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* @var Filesystem |
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*/ |
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protected $fs; |
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/** |
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* Constructor. |
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*/ |
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public function __construct(Server $server) |
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{ |
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$this->fs = $server->getFilesystem(); |
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} |
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/** |
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* Share link. |
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*/ |
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public function shareLink(NodeInterface $node, ?string $expiration = null, ?string $password = null): bool |
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{ |
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$set = $node->getAppAttributes(__NAMESPACE__); |
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if (!isset($set['token'])) { |
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$set['token'] = bin2hex(random_bytes(16)); |
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} |
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if ($expiration !== null) { |
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if (empty($expiration) && isset($set['expiration'])) { |
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unset($set['expiration']); |
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} elseif (!empty($expiration)) { |
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$set['expiration'] = (int) $expiration; |
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} |
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} |
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if ($password !== null) { |
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if (empty($password) && isset($set['password'])) { |
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unset($set['password']); |
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} elseif (!empty($password)) { |
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$set['password'] = hash('sha256', $password); |
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} |
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} |
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$node->setAppAttributes(__NAMESPACE__, $set); |
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return true; |
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} |
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/** |
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* Delete sharelink. |
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*/ |
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public function deleteShareLink(NodeInterface $node): bool |
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{ |
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$node->unsetAppAttributes(__NAMESPACE__); |
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return true; |
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} |
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/** |
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* Get share options. |
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*/ |
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public function getShareLink(NodeInterface $node): array |
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{ |
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return $node->getAppAttributes(__NAMESPACE__); |
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} |
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/** |
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* Get attributes. |
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*/ |
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public function getAttributes(NodeInterface $node, array $attributes = []): array |
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{ |
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return ['shared' => $this->isShareLink($node)]; |
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} |
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/** |
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* Check if the node is a shared link. |
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*/ |
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public function isShareLink(NodeInterface $node): bool |
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{ |
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return 0 !== count($node->getAppAttributes(__NAMESPACE__)); |
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} |
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/** |
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* Get node by access token. |
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*/ |
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public function findNodeWithShareToken(string $token): NodeInterface |
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{ |
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$node = $this->fs->findNodeByFilter([ |
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'app.'.__NAMESPACE__.'.token' => $token, |
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'deleted' => false, |
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]); |
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$attributes = $node->getAppAttributes(__NAMESPACE__); |
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if ($attributes['token'] !== $token) { |
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throw new Exception\TokenInvalid('token given is invalid'); |
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} |
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if (isset($attributes['expiration']) && !empty($attributes['expiration'])) { |
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$time = (int) $attributes['expiration']; |
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if ($time < time()) { |
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throw new Exception\LinkExpired('link is expired'); |
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} |
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} |
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return $node; |
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} |
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} |
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gyselroth /
balloon
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.