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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\install\helper;
/**
* General helper functionality for the updater
*/
class update_helper
{
/**
* @var string
*/
protected $path_to_new_files;
/**
* @var string
*/
protected $path_to_old_files;
/**
* @var string
*/
protected $phpbb_root_path;
/**
* Constructor
*
* @param string $phpbb_root_path
*/
public function __construct($phpbb_root_path)
{
$this->phpbb_root_path = $phpbb_root_path;
$this->path_to_new_files = $phpbb_root_path . 'install/update/new/';
$this->path_to_old_files = $phpbb_root_path . 'install/update/old/';
}
/**
* Returns path to new update files
*
* @return string
*/
public function get_path_to_new_update_files()
{
return $this->path_to_new_files;
}
/**
* Returns path to new update files
*
* @return string
*/
public function get_path_to_old_update_files()
{
return $this->path_to_old_files;
}
/**
* Includes the updated file if available
*
* @param string $filename Path to the file relative to phpBB root path
*/
public function include_file($filename)
{
if (!is_file($this->phpbb_root_path . $filename))
{
return;
}
if (is_file($this->path_to_new_files . $filename))
{
include_once($this->path_to_new_files . $filename);
}
else
{
include_once($this->phpbb_root_path . $filename);
}
}
/**
* Customized version_compare()
*
* @param string $version_number1
* @param string $version_number2
* @param string|null $operator
* @return int|bool The returned value is identical to the PHP build-in function version_compare()
*/
public function phpbb_version_compare($version_number1, $version_number2, $operator = null)
{
if ($operator === null)
{
$result = version_compare(
str_replace('rc', 'RC', strtolower($version_number1)),
str_replace('rc', 'RC', strtolower($version_number2))
);
}
else
{
$result = version_compare(
str_replace('rc', 'RC', strtolower($version_number1)),
str_replace('rc', 'RC', strtolower($version_number2)),
$operator
);
}
return $result;
}
}
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