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', esc_html__( 'Đặt vé tàu: không tải được phần quản trị.', 'datvetaucaotoc-booking' ), esc_html( $e->getMessage() ) ); } ); } } private static ?Datvetau_Booking_Plugin $instance = null; public static function instance(): Datvetau_Booking_Plugin { if ( null === self::$instance ) { self::$instance = new self(); } return self::$instance; } public function init(): void { add_action( 'plugins_loaded', array( $this, 'maybe_upgrade_db' ), 1 ); add_action( 'init', array( $this, 'load_textdomain' ) ); Datvetau_Booking_REST_API::register(); Datvetau_Booking_Shortcode::register(); Datvetau_Booking_Block::register(); Datvetau_Booking_Assets::register(); add_action( 'plugins_loaded', array( self::class, 'register_admin' ), 5 ); } public function maybe_upgrade_db(): void { $installed = (string) get_option( 'datvetau_booking_db_version', '' ); if ( $installed === DATVETAU_BOOKING_VERSION ) { return; } if ( $installed && version_compare( $installed, '0.1.15', '<' ) ) { Datvetau_Booking_Settings::migrate_payment_copy_0_1_15(); } Datvetau_Booking_Database::install(); } public function load_textdomain(): void { load_plugin_textdomain( 'datvetaucaotoc-booking', false, dirname( plugin_basename( DATVETAU_BOOKING_FILE ) ) . '/languages' ); } }