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', $message ); } } /** * Prevent the Customizer from being loaded on WordPress versions prior to 4.1. * * @since Passport 1.0 */ if( ! function_exists( 'passport_customize' ) ) { function passport_customize() { wp_die( sprintf( esc_html__( 'This theme requires at least WordPress version 4.1. You are running version %s. Please upgrade and try again.', 'passport' ), $GLOBALS['wp_version'] ), '', array( 'back_link' => true, ) ); } } add_action( 'load-customize.php', 'passport_customize' ); /** * Prevent the Theme Preview from being loaded on WordPress versions prior to 4.1. * * @since Passport 1.0 */ if( ! function_exists( 'passport_preview' ) ) { function passport_preview() { if ( isset( $_GET['preview'] ) ) { wp_die( sprintf( esc_html__( 'This theme requires at least WordPress version 4.1. You are running version %s. Please upgrade and try again.', 'passport' ), $GLOBALS['wp_version'] ) ); } } } add_action( 'template_redirect', 'passport_preview' );