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kolab_storage_cache_file.php
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kolab_storage_cache_file.php
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<?php
/**
* Kolab storage cache class for file objects
*
* @author Thomas Bruederli <bruederli@kolabsys.com>
*
* Copyright (C) 2013, Kolab Systems AG <contact@kolabsys.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class kolab_storage_cache_file extends kolab_storage_cache
{
protected $extra_cols = array('filename');
protected $data_props = array('type', 'size', 'filename', 'fileid');
/**
* Helper method to convert the given Kolab object into a dataset to be written to cache
*
* @override
*/
protected function _serialize($object)
{
if (!empty($object['_attachments'])) {
reset($object['_attachments']);
$file = $object['_attachments'][key($object['_attachments'])];
$object['type'] = $file['mimetype'];
$object['size'] = $file['size'];
$object['fileid'] = $file['id'];
}
$sql_data = parent::_serialize($object);
if (!empty($file)) {
$sql_data['filename'] = $file['name'];
}
return $sql_data;
}
/**
* Helper method to turn stored cache data into a valid storage object
*
* @override
*/
protected function _unserialize($sql_arr)
{
$object = parent::_unserialize($sql_arr);
if ($object && !empty($object['_attachments'])) {
$file = $object['_attachments'][key($object['_attachments'])];
$object['type'] = $file['mimetype'];
$object['size'] = $file['size'];
$object['fileid'] = $file['id'];
}
return $object;
}
}

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Sat, Apr 4, 4:56 AM (1 d, 18 h)
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kolab_storage_cache_file.php (2 KB)

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