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MemoryLimit.php
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MemoryLimit.php
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<?php
/**
* This file is part of the ApiGen (http://apigen.org)
*
* For the full copyright and license information, please view
* the file LICENSE that was distributed with this source code.
*/
namespace ApiGen\Console\Environment;
class MemoryLimit
{
/**
* @param string $newMemoryLimit
*/
public function setMemoryLimitTo($newMemoryLimit)
{
if (function_exists('ini_set')) {
$memoryLimit = trim(ini_get('memory_limit'));
if ($memoryLimit !== -1 && $this->getMemoryInBytes($memoryLimit) < 512 * 1024 * 1024) {
@ini_set('memory_limit', $newMemoryLimit);
}
unset($memoryInBytes, $memoryLimit);
}
}
/**
* @param string $value
* @return int
*/
private function getMemoryInBytes($value)
{
$unit = strtolower(substr($value, -1, 1));
$value = (int) $value;
if ($unit === 'g') {
return $value * 1024 * 1024 * 1024;
}
if ($unit === 'm') {
return $value * 1024 * 1024;
}
if ($unit === 'k') {
return $value * 1024;
}
}
}