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<?php |
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/** |
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* PSR-4 Autoloader for PHP classes inside plugin. |
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* |
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* Ensures that autoloaders are present, and logs an Admin notice if not. |
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* |
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* Can be bypassed by defining the WP_MCP_AUTOLOAD constant to false. |
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* |
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* @package WP\MCP |
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*/ |
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|
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declare( strict_types=1 ); |
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|
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namespace WP\MCP; |
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|
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// Exit if accessed directly. |
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defined( 'ABSPATH' ) || exit; |
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|
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/** |
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* Class - Autoloader |
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*/ |
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final class Autoloader { |
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/** |
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* Whether the autoloader has been loaded. |
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* |
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* @var bool |
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*/ |
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protected static bool $is_loaded = false; |
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|
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/** |
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* Attempt to autoload the Composer dependencies. |
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*/ |
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public static function autoload(): bool { |
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// If we're not *supposed* to autoload anything, then return true. |
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if ( defined( 'WP_MCP_AUTOLOAD' ) && false === WP_MCP_AUTOLOAD ) { |
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return true; |
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} |
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|
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if ( self::$is_loaded ) { |
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return self::$is_loaded; |
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} |
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|
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// Jetpack Autoloader uses `autoload_packages.php` instead of `autoload.php`. |
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$autoloader = WP_MCP_DIR . '/vendor/autoload_packages.php'; |
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self::$is_loaded = self::require_autoloader( $autoloader ); |
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|
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return self::$is_loaded; |
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} |
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|
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/** |
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* Attempts to load the autoloader file, if it exists. |
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* |
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* @param string $autoloader_file The path to the autoloader file. |
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*/ |
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private static function require_autoloader( string $autoloader_file ): bool { |
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if ( ! is_readable( $autoloader_file ) ) { |
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self::missing_autoloader_notice(); |
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|
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return false; |
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} |
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|
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return (bool) require_once $autoloader_file; // phpcs:ignore WordPressVIPMinimum.Files.IncludingFile.UsingVariable -- Autoloader is a Composer file. |
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} |
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|
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/** |
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* Displays a notice if the autoloader is missing. |
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*/ |
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private static function missing_autoloader_notice(): void { |
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|
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$hooks = array( |
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'admin_notices', |
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'network_admin_notices', |
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); |
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|
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foreach ( $hooks as $hook ) { |
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add_action( |
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$hook, |
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static function () { |
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$error_message = __( 'MCP Adapter: The Composer autoloader was not found. If you installed the plugin from the GitHub source code, make sure to run `composer install`.', 'mcp-adapter' ); |
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|
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if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) { |
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error_log( esc_html( $error_message ) ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log -- This is a development notice. |
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} |
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?> |
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<div class="error notice"> |
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<p> |
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<?php echo esc_html( $error_message ); ?> |
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</p> |
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</div> |
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<?php |
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} |
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); |
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} |
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} |
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} |
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|
