Your IP : 216.73.216.61
<?php
/**
* @package akeebabackup
* @copyright Copyright (c)2006-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
* @license GNU General Public License version 3, or later
*/
namespace Akeeba\Alice\Check\Requirements;
use Akeeba\Alice\Check\Base;
use Akeeba\Alice\Exception\StopScanningEarly;
use Joomla\CMS\Language\Text as JText;
/**
* Checks if we have enough memory to perform backup; at least 16Mb
*/
class Memory extends Base
{
public function __construct($logFile = null)
{
$this->priority = 30;
$this->checkLanguageKey = 'COM_AKEEBA_ALICE_ANALYZE_REQUIREMENTS_MEMORY';
parent::__construct($logFile);
}
public function check()
{
$limit = null;
$usage = false;
$this->scanLines(function ($line) use (&$limit, &$usage) {
if (is_null($limit))
{
$pos = strpos($line, '|Memory limit');
if ($pos !== false)
{
$limit = trim(substr($line, strpos($line, ':', $pos) + 1));
$limit = str_ireplace('M', '', $limit);
// Convert to integer for better handling and checks
$limit = (int) $limit;
}
}
if (!$usage)
{
$pos = strpos($line, '|Current mem. usage');
if ($pos !== false)
{
$usage = trim(substr($line, strpos($line, ':', $pos) + 1));
// Converting to Mb for better handling
$usage = round($usage / 1024 / 1024, 2);
}
}
throw new StopScanningEarly();
});
if (empty($limit) || empty($usage))
{
// Inconclusive check. Cannot get the memory information.
return;
}
$available = $limit - $usage;
if ($limit < 0)
{
// Stupid host uses a negative memory limit. This is the same as setting no memory limit. Bleh.
return;
}
if ($available >= 16)
{
// We have enough memory.
return;
}
$this->setResult(-1);
$this->setErrorLanguageKey(['COM_AKEEBA_ALICE_ANALYZE_REQUIREMENTS_MEMORY_TOO_FEW', $available]);
}
public function getSolution()
{
return JText::_('COM_AKEEBA_ALICE_ANALYZE_REQUIREMENTS_MEMORY_SOLUTION');
}
}