Files
espocrm/application/Espo/ORM/Query/Part/OrderList.php
Yuri Kuznetsov 8286d7b621 fixes
2021-10-29 12:46:57 +03:00

103 lines
2.5 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2021 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM 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 EspoCRM. If not, see http://www.gnu.org/licenses/.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\ORM\Query\Part;
use InvalidArgumentException;
use Iterator;
/**
* A list of order items.
*/
class OrderList implements Iterator
{
private $position = 0;
private $list;
private function __construct(array $list)
{
foreach ($list as $item) {
if (!$item instanceof Order) {
throw new InvalidArgumentException();
}
}
$this->list = $list;
}
/**
* Create an instance.
*
* @param Order[] $list
*/
public static function create(array $list): self
{
return new self($list);
}
/**
* @return void
*/
public function rewind()
{
$this->position = 0;
}
/**
* @return Order
*/
public function current()
{
return $this->list[$this->position];
}
/**
*
* @return int
*/
public function key()
{
return $this->position;
}
public function next()
{
++$this->position;
}
/**
* @return bool
*/
public function valid()
{
return isset($this->list[$this->position]);
}
}