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202 lines
4.2 KiB
202 lines
4.2 KiB
<?php |
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/** |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* |
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* @author Bjoern Schiessle <bjoern@schiessle.org> |
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* @author Björn Schießle <bjoern@schiessle.org> |
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* @author Clark Tomlinson <fallen013@gmail.com> |
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* @author Phil Davis <phil.davis@inf.org> |
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* |
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* @license AGPL-3.0 |
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* |
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* This code is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License, version 3, |
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* as published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License, version 3, |
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* along with this program. If not, see <http://www.gnu.org/licenses/> |
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* |
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*/ |
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namespace OCA\Encryption; |
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use OC\Files\View; |
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use OCA\Encryption\Crypto\Crypt; |
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use OCP\IConfig; |
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use OCP\ILogger; |
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use OCP\IUser; |
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use OCP\IUserManager; |
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use OCP\IUserSession; |
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use OCP\PreConditionNotMetException; |
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class Util { |
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/** |
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* @var View |
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*/ |
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private $files; |
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/** |
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* @var Crypt |
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*/ |
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private $crypt; |
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/** |
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* @var ILogger |
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*/ |
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private $logger; |
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/** |
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* @var bool|IUser |
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*/ |
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private $user; |
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/** |
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* @var IConfig |
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*/ |
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private $config; |
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/** |
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* @var IUserManager |
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*/ |
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private $userManager; |
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/** |
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* Util constructor. |
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* |
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* @param View $files |
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* @param Crypt $crypt |
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* @param ILogger $logger |
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* @param IUserSession $userSession |
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* @param IConfig $config |
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* @param IUserManager $userManager |
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*/ |
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public function __construct(View $files, |
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Crypt $crypt, |
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ILogger $logger, |
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IUserSession $userSession, |
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IConfig $config, |
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IUserManager $userManager |
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) { |
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$this->files = $files; |
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$this->crypt = $crypt; |
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$this->logger = $logger; |
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$this->user = $userSession && $userSession->isLoggedIn() ? $userSession->getUser() : false; |
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$this->config = $config; |
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$this->userManager = $userManager; |
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} |
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/** |
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* check if recovery key is enabled for user |
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* |
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* @param string $uid |
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* @return bool |
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*/ |
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public function isRecoveryEnabledForUser($uid) { |
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$recoveryMode = $this->config->getUserValue($uid, |
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'encryption', |
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'recoveryEnabled', |
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'0'); |
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return ($recoveryMode === '1'); |
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} |
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/** |
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* check if the home storage should be encrypted |
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* |
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* @return bool |
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*/ |
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public function shouldEncryptHomeStorage() { |
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$encryptHomeStorage = $this->config->getAppValue( |
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'encryption', |
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'encryptHomeStorage', |
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'1' |
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); |
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return ($encryptHomeStorage === '1'); |
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} |
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/** |
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* set the home storage encryption on/off |
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* |
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* @param bool $encryptHomeStorage |
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*/ |
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public function setEncryptHomeStorage($encryptHomeStorage) { |
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$value = $encryptHomeStorage ? '1' : '0'; |
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$this->config->setAppValue( |
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'encryption', |
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'encryptHomeStorage', |
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$value |
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); |
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} |
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/** |
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* check if master key is enabled |
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* |
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* @return bool |
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*/ |
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public function isMasterKeyEnabled() { |
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$userMasterKey = $this->config->getAppValue('encryption', 'useMasterKey', '1'); |
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return ($userMasterKey === '1'); |
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} |
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/** |
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* @param $enabled |
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* @return bool |
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*/ |
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public function setRecoveryForUser($enabled) { |
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$value = $enabled ? '1' : '0'; |
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try { |
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$this->config->setUserValue($this->user->getUID(), |
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'encryption', |
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'recoveryEnabled', |
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$value); |
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return true; |
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} catch (PreConditionNotMetException $e) { |
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return false; |
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} |
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} |
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/** |
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* @param string $uid |
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* @return bool |
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*/ |
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public function userHasFiles($uid) { |
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return $this->files->file_exists($uid . '/files'); |
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} |
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/** |
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* get owner from give path, path relative to data/ expected |
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* |
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* @param string $path relative to data/ |
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* @return string |
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* @throws \BadMethodCallException |
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*/ |
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public function getOwner($path) { |
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$owner = ''; |
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$parts = explode('/', $path, 3); |
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if (count($parts) > 1) { |
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$owner = $parts[1]; |
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if ($this->userManager->userExists($owner) === false) { |
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throw new \BadMethodCallException('Unknown user: ' . |
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'method expects path to a user folder relative to the data folder'); |
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} |
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} |
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return $owner; |
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} |
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/** |
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* get storage of path |
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* |
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* @param string $path |
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* @return \OC\Files\Storage\Storage |
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*/ |
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public function getStorage($path) { |
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return $this->files->getMount($path)->getStorage(); |
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} |
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}
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