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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * The abstract setup class for installation and updating phpMyFAQ. |
| 5 | * |
| 6 | * This Source Code Form is subject to the terms of the Mozilla Public License, |
| 7 | * v. 2.0. If a copy of the MPL wasn't distributed with this file, You can |
| 8 | * obtain one at https://mozilla.org/MPL/2.0/. |
| 9 | * |
| 10 | * @package phpMyFAQ |
| 11 | * @author Thorsten Rinne <thorsten@phpmyfaq.de> |
| 12 | * @copyright 2023-2026 phpMyFAQ Team |
| 13 | * @license https://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0 |
| 14 | * @link https://www.phpmyfaq.de |
| 15 | * @since 2023-04-04 |
| 16 | */ |
| 17 | |
| 18 | declare(strict_types=1); |
| 19 | |
| 20 | namespace phpMyFAQ\Setup; |
| 21 | |
| 22 | use phpMyFAQ\Configuration; |
| 23 | use phpMyFAQ\Core\Exception; |
| 24 | use phpMyFAQ\System; |
| 25 | |
| 26 | abstract class AbstractSetup |
| 27 | { |
| 28 | public function __construct( |
| 29 | protected System $system, |
| 30 | ) { |
| 31 | } |
| 32 | |
| 33 | /** |
| 34 | * Checks the minimum required PHP version, defined in System class. |
| 35 | * Returns true if it's okay. |
| 36 | */ |
| 37 | public function checkMinimumPhpVersion(): bool |
| 38 | { |
| 39 | return version_compare(version1: PHP_VERSION, version2: System::VERSION_MINIMUM_PHP) > 0; |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * We only support updates from 3.2.0 and later. |
| 44 | */ |
| 45 | public function checkMinimumUpdateVersion(string $version): bool |
| 46 | { |
| 47 | return version_compare(version1: $version, version2: '3.1.0', operator: '>'); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Updates only possible if the maintenance mode is enabled. |
| 52 | */ |
| 53 | public function checkMaintenanceMode(): bool |
| 54 | { |
| 55 | return (bool) Configuration::getConfigurationInstance()->get(item: 'main.maintenanceMode'); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Checks for the minimum PHP requirement and if the database credentials file is readable. |
| 60 | * @throws Exception |
| 61 | */ |
| 62 | public function checkPreUpgrade(string $databaseType): void |
| 63 | { |
| 64 | $database = null; |
| 65 | if (!$this->checkMinimumPhpVersion()) { |
| 66 | throw new Exception(sprintf('Sorry, but you need PHP %s or later!', System::VERSION_MINIMUM_PHP)); |
| 67 | } |
| 68 | |
| 69 | if ( |
| 70 | !is_readable((string) PMF_ROOT_DIR . '/content/core/config/database.php') |
| 71 | && !is_readable((string) PMF_ROOT_DIR . '/config/database.php') |
| 72 | ) { |
| 73 | throw new Exception( |
| 74 | 'Sorry, but the database configuration file is not readable. Please check the permissions.', |
| 75 | ); |
| 76 | } |
| 77 | |
| 78 | if ('' !== $databaseType) { |
| 79 | $databaseFound = false; |
| 80 | foreach (array_keys($this->system->getSupportedDatabases()) as $database) { |
| 81 | if ($database !== $databaseType) { |
| 82 | continue; |
| 83 | } |
| 84 | |
| 85 | $databaseFound = true; |
| 86 | break; |
| 87 | } |
| 88 | |
| 89 | if (!$databaseFound) { |
| 90 | throw new Exception(sprintf('Sorry, but the database %s is not supported!', ucfirst($databaseType))); |
| 91 | } |
| 92 | } |
| 93 | } |
| 94 | } |