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<?php |
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namespace diecoding\flysystem; |
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use DateTimeImmutable; |
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use DateTimeInterface; |
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use League\Flysystem\Local\LocalFilesystemAdapter; |
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use Yii; |
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use yii\base\InvalidConfigException; |
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use yii\helpers\Json; |
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use yii\helpers\StringHelper; |
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use yii\helpers\Url; |
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/** |
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* Class LocalComponent |
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* |
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* ```php |
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* 'components' => [ |
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* 'fs' => [ |
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* 'class' => \diecoding\flysystem\LocalComponent::class, |
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* 'path' => dirname(dirname(__DIR__)) . '/storage', // or you can use @alias |
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* 'secret' => 'my-secret', |
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* 'action' => '/site/file', |
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* 'prefix' => '', |
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* ], |
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* ], |
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* ``` |
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* |
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* @package diecoding\flysystem |
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* |
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* @link https://sugengsulistiyawan.my.id/ |
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* @author Sugeng Sulistiyawan <[email protected]> |
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* @copyright Copyright (c) 2023 |
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*/ |
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class LocalComponent extends AbstractComponent |
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{ |
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/** |
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* @var string |
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*/ |
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public $path; |
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/** |
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* @var string |
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*/ |
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public $action = '/site/file'; |
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/** |
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* @var string |
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*/ |
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public $cipherAlgo = 'aes-128-cbc'; |
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/** |
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* @var string |
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*/ |
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public $secret; |
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/** |
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* @var string |
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*/ |
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protected $_basePath; |
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/** |
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* @inheritdoc |
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*/ |
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public function init() |
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{ |
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if (empty($this->path)) { |
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throw new InvalidConfigException('The "path" property must be set.'); |
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} |
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if (empty($this->secret)) { |
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throw new InvalidConfigException('The "secret" property must be set.'); |
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} |
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parent::init(); |
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} |
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public function publicUrl(string $path, array $config = []): string |
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{ |
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$config['attachmentName'] = pathinfo($path, PATHINFO_BASENAME); |
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$params = [ |
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'path' => $this->normalizePath($this->_basePath . '/' . $path), |
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'expires' => false, |
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'config' => $config, |
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]; |
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return Url::toRoute([$this->action, 'data' => $this->encrypt(Json::encode($params))], true); |
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} |
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public function temporaryUrl(string $path, DateTimeInterface $expiresAt, array $config = []): string |
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{ |
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$config['attachmentName'] = pathinfo($path, PATHINFO_BASENAME); |
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$params = [ |
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'path' => $this->normalizePath($this->_basePath . '/' . $path), |
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'expires' => DateTimeImmutable::createFromInterface($expiresAt)->getTimestamp(), |
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'config' => $config, |
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]; |
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return Url::toRoute([$this->action, 'data' => $this->encrypt(Json::encode($params))], true); |
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} |
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/** |
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* @return LocalFilesystemAdapter |
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*/ |
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protected function initAdapter() |
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{ |
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$this->path = (string) Yii::getAlias($this->path); |
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$this->_basePath = $this->normalizePath($this->path . '/' . $this->prefix); |
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return new LocalFilesystemAdapter($this->_basePath); |
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} |
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/** |
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* Encrypts a string. |
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* |
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* @param string $string the string to encrypt |
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* @return string the encrypted string |
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*/ |
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protected function encrypt($string) |
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{ |
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$encryptedString = openssl_encrypt($string, $this->cipherAlgo, $this->secret); |
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$encryptedString = StringHelper::base64UrlEncode(base64_encode($encryptedString)); |
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return $encryptedString; |
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} |
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/** |
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* Decrypts a string. |
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* False is returned in case it was not possible to decrypt it. |
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* |
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* @param string $string the string to decrypt |
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* @return string the decrypted string |
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*/ |
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protected function decrypt($string) |
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{ |
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$decodedString = base64_decode(StringHelper::base64UrlDecode($string)); |
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$decodedString = openssl_decrypt($decodedString, $this->cipherAlgo, $this->secret); |
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return $decodedString; |
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} |
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} |
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wanforge /
yii2-flysystem
