| | |
| | | <?php |
| | | |
| | | /** |
| | | * Database Attachments |
| | | * |
| | | * This plugin which provides database backed storage for temporary |
| | | * attachment file handling. The primary advantage of this plugin |
| | | * attachment file handling. The primary advantage of this plugin |
| | | * is its compatibility with round-robin dns multi-server roundcube |
| | | * installations. |
| | | * |
| | |
| | | * @author Ziba Scott <ziba@umich.edu> |
| | | * @author Aleksander Machniak <alec@alec.pl> |
| | | * @version @package_version@ |
| | | * |
| | | * This program is free software; you can redistribute it and/or modify |
| | | * it under the terms of the GNU General Public License version 2 |
| | | * as published by the Free Software Foundation. |
| | | * |
| | | * This program is distributed in the hope that it will be useful, |
| | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| | | * GNU General Public License for more details. |
| | | * |
| | | * You should have received a copy of the GNU General Public License along |
| | | * with this program; if not, write to the Free Software Foundation, Inc., |
| | | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| | | */ |
| | | require_once('plugins/filesystem_attachments/filesystem_attachments.php'); |
| | | |
| | | if (class_exists('filesystem_attachments', false) && !defined('TESTS_DIR')) { |
| | | die("Configuration issue. There can be only one enabled plugin for attachments handling"); |
| | | } |
| | | |
| | | require_once INSTALL_PATH . 'plugins/filesystem_attachments/filesystem_attachments.php'; |
| | | |
| | | class database_attachments extends filesystem_attachments |
| | | { |
| | | // Cache object |
| | | protected $cache; |
| | | |
| | | // A prefix for the cache key used in the session and in the key field of the cache table |
| | | protected $prefix = "db_attach"; |
| | | const PREFIX = "ATTACH"; |
| | | |
| | | /** |
| | | * Save a newly uploaded attachment |
| | |
| | | $status = $cache->write($key, $data); |
| | | |
| | | if ($status) { |
| | | $args['id'] = $key; |
| | | $args['id'] = $key; |
| | | $args['status'] = true; |
| | | unset($args['path']); |
| | | $args['path'] = null; |
| | | } |
| | | |
| | | return $args; |
| | |
| | | */ |
| | | function remove($args) |
| | | { |
| | | $args['status'] = false; |
| | | |
| | | $cache = $this->get_cache(); |
| | | $status = $cache->remove($args['id']); |
| | | |
| | | if ($status) { |
| | | $args['status'] = true; |
| | | } |
| | | $args['status'] = true; |
| | | |
| | | return $args; |
| | | } |
| | |
| | | */ |
| | | function cleanup($args) |
| | | { |
| | | $cache = $this->get_cache(); |
| | | $cache->remove($args['group'], true); |
| | | // check if cache object exist, it may be empty on session_destroy (#1489726) |
| | | if ($cache = $this->get_cache()) { |
| | | $cache->remove($args['group'], true); |
| | | } |
| | | } |
| | | |
| | | /** |
| | |
| | | */ |
| | | protected function _key($args) |
| | | { |
| | | $uname = $args['path'] ? $args['path'] : $args['name']; |
| | | return $args['group'] . md5(mktime() . $uname . $_SESSION['user_id']); |
| | | $uname = $args['path'] ?: $args['name']; |
| | | return $args['group'] . md5(time() . $uname . $_SESSION['user_id']); |
| | | } |
| | | |
| | | /** |
| | |
| | | $ttl = 12 * 60 * 60; // default: 12 hours |
| | | $ttl = $rcmail->config->get('database_attachments_cache_ttl', $ttl); |
| | | $type = $rcmail->config->get('database_attachments_cache', 'db'); |
| | | $prefix = self::PREFIX; |
| | | |
| | | // Add session identifier to the prefix to prevent from removing attachments |
| | | // in other sessions of the same user (#1490542) |
| | | if ($id = session_id()) { |
| | | $prefix .= $id; |
| | | } |
| | | |
| | | // Init SQL cache (disable cache data serialization) |
| | | $this->cache = $rcmail->get_cache($this->prefix, 'db', $ttl, false); |
| | | $this->cache = $rcmail->get_cache($prefix, $type, $ttl, false); |
| | | } |
| | | |
| | | return $this->cache; |