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| 1 | <?php |
| 2 | declare( strict_types = 1 ); |
| 3 | |
| 4 | /** |
| 5 | * CodexServices.php |
| 6 | * |
| 7 | * This class is part of the Codex design system and manages the retrieval and instantiation |
| 8 | * of various renderers and services. It follows dependency injection principles, ensuring services are |
| 9 | * injected and reused throughout the system. Services include renderers for |
| 10 | * various UI components and utilities like Mustache and Localization. |
| 11 | * |
| 12 | * @category Infrastructure |
| 13 | * @package Codex\Infrastructure |
| 14 | * @since 0.1.0 |
| 15 | * @author Doğu Abaris <abaris@null.net> |
| 16 | * @license https://www.gnu.org/copyleft/gpl.html GPL-2.0-or-later |
| 17 | * @link https://doc.wikimedia.org/codex/main/ Codex Documentation |
| 18 | */ |
| 19 | |
| 20 | namespace Wikimedia\Codex\Infrastructure; |
| 21 | |
| 22 | use Wikimedia\Services\ServiceContainer; |
| 23 | |
| 24 | /** |
| 25 | * CodexServices |
| 26 | * |
| 27 | * Service locator for Codex services. |
| 28 | * |
| 29 | * Refer to src/Infrastructure/ServiceWiring.php for the default implementations. |
| 30 | * |
| 31 | * @category Infrastructure |
| 32 | * @package Codex\Infrastructure |
| 33 | * @since 0.1.0 |
| 34 | * @author Doğu Abaris <abaris@null.net> |
| 35 | * @license https://www.gnu.org/copyleft/gpl.html GPL-2.0-or-later |
| 36 | * @link https://doc.wikimedia.org/codex/main/ Codex Documentation |
| 37 | */ |
| 38 | class CodexServices extends ServiceContainer { |
| 39 | |
| 40 | /** |
| 41 | * Instance of CodexServices (singleton) |
| 42 | */ |
| 43 | private static ?self $instance = null; |
| 44 | |
| 45 | /** |
| 46 | * Private constructor to initialize the DI container, and load service wiring. |
| 47 | */ |
| 48 | private function __construct() { |
| 49 | parent::__construct(); |
| 50 | $this->loadServiceWiring(); |
| 51 | } |
| 52 | |
| 53 | /** |
| 54 | * Load service wiring from the ServiceWiring.php file. |
| 55 | * |
| 56 | * @since 0.1.0 |
| 57 | * @return void |
| 58 | */ |
| 59 | private function loadServiceWiring(): void { |
| 60 | $wiring = require __DIR__ . '/ServiceWiring.php'; |
| 61 | $this->applyWiring( $wiring ); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Retrieves the global default instance of the Codex service locator. |
| 66 | * |
| 67 | * @since 0.1.0 |
| 68 | * @return self The default instance of the CodexServices. |
| 69 | */ |
| 70 | public static function getInstance(): self { |
| 71 | if ( self::$instance === null ) { |
| 72 | self::$instance = new self(); |
| 73 | } |
| 74 | |
| 75 | return self::$instance; |
| 76 | } |
| 77 | } |