85 lines
2.5 KiB
PHP
85 lines
2.5 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Sam Tuke
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* @copyright 2012 Sam Tuke samtuke@owncloud.org
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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
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* License along with this library. 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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/**
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* Class for hook specific logic
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*/
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class Hooks {
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# TODO: use passphrase for encrypting private key that is separate to the login password
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/**
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* @brief Startup encryption backend upon user login
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* @note This method should never be called for users using client side encryption
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*/
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public static function login( $params ) {
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if ( Crypt::mode( $params['uid'] ) == 'server' ) {
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# TODO: use lots of dependency injection here
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$view = new \OC_FilesystemView( '/' );
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$util = new Util( $view, $params['uid'] );
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if ( !$util->ready()) {
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return $util->setupServerSide( $params['password'] );
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}
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\OC_FileProxy::$enabled = false;
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$encryptedKey = Keymanager::getPrivateKey( $params['uid'], $view );
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\OC_FileProxy::$enabled = true;
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# TODO: dont manually encrypt the private keyfile - use the config options of openssl_pkey_export instead for better mobile compatibility
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$_SESSION['enckey'] = Crypt::symmetricDecryptFileContent( $encryptedKey, $params['password'] );
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}
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return true;
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}
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/**
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* @brief update the encryption key of the file uploaded by the client
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*/
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public static function updateKeyfile( $params ) {
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if (Crypt::mode() == 'client')
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if (isset($params['properties']['key'])) {
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Keymanager::setFileKey($params['path'], $params['properties']['key']);
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} else {
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\OC_Log::write( 'Encryption library', "Client side encryption is enabled but the client doesn't provide a encryption key for the file!", \OC_Log::ERROR );
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error_log("Client side encryption is enabled but the client doesn't provide a encryption key for the file!");
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}
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}
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}
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?>
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