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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; | |
| /** | |
| * Class to handle viewonline related tasks | |
| */ | |
| class viewonline_helper | |
| { | |
| /** @var \phpbb\filesystem\filesystem_interface */ | |
| protected $filesystem; | |
| /** | |
| * @param \phpbb\filesystem\filesystem_interface $filesystem phpBB's filesystem service | |
| */ | |
| public function __construct(\phpbb\filesystem\filesystem_interface $filesystem) | |
| { | |
| $this->filesystem = $filesystem; | |
| } | |
| /** | |
| * Get user page | |
| * | |
| * @param string $session_page User's session page | |
| * @return array Match array filled by preg_match() | |
| */ | |
| public function get_user_page($session_page) | |
| { | |
| $session_page = $this->filesystem->clean_path($session_page); | |
| if (strpos($session_page, './') === 0) | |
| { | |
| $session_page = substr($session_page, 2); | |
| } | |
| preg_match('#^((\.\./)*([a-z0-9/_-]+))#i', $session_page, $on_page); | |
| if (empty($on_page)) | |
| { | |
| $on_page[1] = ''; | |
| } | |
| return $on_page; | |
| } | |
| } |