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Name	Size	Permission	Date
kolab_attachments_handler.php	14.67 KB	-rwxr--r--	2025-04-18 07:07
kolab_bonnie_api.php	3.06 KB	-rwxr--r--	2021-06-17 11:51
kolab_bonnie_api_client.php	6.32 KB	-rwxr--r--	2021-06-17 11:51
kolab_date_recurrence.php	7.56 KB	-rwxr--r--	2021-06-17 11:51
kolab_format.php	26.65 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_configuration.php	8.68 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_contact.php	17.01 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_distributionlist.php	3.77 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_event.php	12.63 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_file.php	4.86 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_journal.php	2.21 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_note.php	4.73 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_task.php	4.7 KB	-rwxr--r--	2021-06-17 11:51
kolab_format_xcal.php	30.22 KB	-rwxr--r--	2021-06-17 11:51
kolab_ldap.php	20.54 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage.php	60.07 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache.php	47.93 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_configuration.php	4.33 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_contact.php	2.71 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_event.php	2.53 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_file.php	2.2 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_freebusy.php	1.4 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_journal.php	1.45 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_note.php	959 B	-rwxr--r--	2021-06-17 11:51
kolab_storage_cache_task.php	1.44 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_config.php	30.29 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_dataset.php	3.73 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_folder.php	42 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_folder_api.php	9.9 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_folder_user.php	3.9 KB	-rwxr--r--	2021-06-17 11:51
kolab_storage_folder_virtual.php	1.72 KB	-rwxr--r--	2021-06-17 11:51
kolab_utils.php	3.18 KB	-rwxr--r--	2021-06-17 11:51

Rename

<?php

/**
 * Dataset class providing the results of a select operation on a kolab_storage_folder.
 *
 * Can be used as a normal array as well as an iterator in foreach() loops.
 *
 * @version @package_version@
 * @author Thomas Bruederli <bruederli@kolabsys.com>
 *
 * Copyright (C) 2014, 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_dataset implements Iterator, ArrayAccess, Countable
{
    private $cache;  // kolab_storage_cache instance to use for fetching data
    private $memlimit = 0;
    private $buffer = false;
    private $index = array();
    private $data = array();
    private $iteratorkey = 0;
    private $error = null;

/**
     * Default constructor
     *
     * @param object kolab_storage_cache instance to be used for fetching objects upon access
     */
    public function __construct($cache)
    {
        $this->cache = $cache;

// enable in-memory buffering up until 1/5 of the available memory
        if (function_exists('memory_get_usage')) {
            $this->memlimit = parse_bytes(ini_get('memory_limit')) / 5;
            $this->buffer = true;
        }
    }

/**
     * Return error state
     */
    public function is_error()
    {
        return !empty($this->error);
    }

/**
     * Set error state
     */
    public function set_error($err)
    {
        $this->error = $err;
    }

/*** Implement PHP Countable interface ***/

public function count()
    {
        return count($this->index);
    }

/*** Implement PHP ArrayAccess interface ***/

public function offsetSet($offset, $value)
    {
        $uid = $value['_msguid'];

if (is_null($offset)) {
            $offset = count($this->index);
            $this->index[] = $uid;
        }
        else {
            $this->index[$offset] = $uid;
        }

// keep full payload data in memory if possible
        if ($this->memlimit && $this->buffer && isset($value['_mailbox'])) {
            $this->data[$offset] = $value;

// check memory usage and stop buffering
            if ($offset % 10 == 0) {
                $this->buffer = memory_get_usage() < $this->memlimit;
            }
        }
    }

public function offsetExists($offset)
    {
        return isset($this->index[$offset]);
    }

public function offsetUnset($offset)
    {
        unset($this->index[$offset]);
    }

public function offsetGet($offset)
    {
        if (isset($this->data[$offset])) {
            return $this->data[$offset];
        }
        else if ($msguid = $this->index[$offset]) {
            return $this->cache->get($msguid);
        }

return null;
    }

/*** Implement PHP Iterator interface ***/

public function current()
    {
        return $this->offsetGet($this->iteratorkey);
    }

public function key()
    {
        return $this->iteratorkey;
    }

public function next()
    {
        $this->iteratorkey++;
        return $this->valid();
    }

public function rewind()
    {
        $this->iteratorkey = 0;
    }

public function valid()
    {
        return !empty($this->index[$this->iteratorkey]);
    }
}