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| 1 | <?php |
| 2 | /** |
| 3 | * |
| 4 | * This file is part of the phpBB Forum Software package. |
| 5 | * |
| 6 | * @copyright (c) phpBB Limited <https://www.phpbb.com> |
| 7 | * @license GNU General Public License, version 2 (GPL-2.0) |
| 8 | * |
| 9 | * For full copyright and license information, please see |
| 10 | * the docs/CREDITS.txt file. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | namespace phpbb\install\helper; |
| 15 | |
| 16 | /** |
| 17 | * General helper functionality for the updater |
| 18 | */ |
| 19 | class update_helper |
| 20 | { |
| 21 | /** |
| 22 | * @var string |
| 23 | */ |
| 24 | protected $path_to_new_files; |
| 25 | |
| 26 | /** |
| 27 | * @var string |
| 28 | */ |
| 29 | protected $path_to_old_files; |
| 30 | |
| 31 | /** |
| 32 | * @var string |
| 33 | */ |
| 34 | protected $phpbb_root_path; |
| 35 | |
| 36 | /** |
| 37 | * Constructor |
| 38 | * |
| 39 | * @param string $phpbb_root_path |
| 40 | */ |
| 41 | public function __construct($phpbb_root_path) |
| 42 | { |
| 43 | $this->phpbb_root_path = $phpbb_root_path; |
| 44 | $this->path_to_new_files = $phpbb_root_path . 'install/update/new/'; |
| 45 | $this->path_to_old_files = $phpbb_root_path . 'install/update/old/'; |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Returns path to new update files |
| 50 | * |
| 51 | * @return string |
| 52 | */ |
| 53 | public function get_path_to_new_update_files() |
| 54 | { |
| 55 | return $this->path_to_new_files; |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Returns path to new update files |
| 60 | * |
| 61 | * @return string |
| 62 | */ |
| 63 | public function get_path_to_old_update_files() |
| 64 | { |
| 65 | return $this->path_to_old_files; |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * Includes the updated file if available |
| 70 | * |
| 71 | * @param string $filename Path to the file relative to phpBB root path |
| 72 | */ |
| 73 | public function include_file($filename) |
| 74 | { |
| 75 | if (is_file($this->path_to_new_files . $filename)) |
| 76 | { |
| 77 | include_once($this->path_to_new_files . $filename); |
| 78 | } |
| 79 | else if (is_file($this->phpbb_root_path . $filename)) |
| 80 | { |
| 81 | include_once($this->phpbb_root_path . $filename); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * Customized version_compare() |
| 87 | * |
| 88 | * @param string $version_number1 |
| 89 | * @param string $version_number2 |
| 90 | * @param string|null $operator |
| 91 | * @return int|bool The returned value is identical to the PHP build-in function version_compare() |
| 92 | * @psalm-suppress InvalidNullableReturnType, NullableReturnStatement |
| 93 | */ |
| 94 | public function phpbb_version_compare($version_number1, $version_number2, $operator = null) |
| 95 | { |
| 96 | if ($operator === null) |
| 97 | { |
| 98 | $result = version_compare( |
| 99 | str_replace('rc', 'RC', strtolower($version_number1)), |
| 100 | str_replace('rc', 'RC', strtolower($version_number2)) |
| 101 | ); |
| 102 | } |
| 103 | else |
| 104 | { |
| 105 | $result = version_compare( |
| 106 | str_replace('rc', 'RC', strtolower($version_number1)), |
| 107 | str_replace('rc', 'RC', strtolower($version_number2)), |
| 108 | $operator |
| 109 | ); |
| 110 | } |
| 111 | |
| 112 | return $result; |
| 113 | } |
| 114 | } |