WP_Upgrader_Skin

16#[AllowDynamicProperties]17class WP_Upgrader_Skin {18 19	/**20	 * Holds the upgrader data.21	 *22	 * @since 2.8.023	 * @var WP_Upgrader24	 */25	public $upgrader;26 27	/**28	 * Whether header is done.29	 *30	 * @since 2.8.031	 * @var bool32	 */33	public $done_header = false;34 35	/**36	 * Whether footer is done.37	 *38	 * @since 2.8.039	 * @var bool40	 */41	public $done_footer = false;42 43	/**44	 * Holds the result of an upgrade.45	 *46	 * @since 2.8.047	 * @var string|bool|WP_Error48	 */49	public $result = false;50 51	/**52	 * Holds the options of an upgrade.53	 *54	 * @since 2.8.055	 * @var array56	 */57	public $options = array();58 59	/**60	 * Constructor.61	 *62	 * Sets up the generic skin for the WordPress Upgrader classes.63	 *64	 * @since 2.8.065	 *66	 * @param array $args Optional. The WordPress upgrader skin arguments to67	 *                    override default options. Default empty array.68	 */69	public function __construct( $args = array() ) {70		$defaults      = array(71			'url'     => '',72			'nonce'   => '',73			'title'   => '',74			'context' => false,75		);76		$this->options = wp_parse_args( $args, $defaults );77	}78 79	/**80	 * Sets the relationship between the skin being used and the upgrader.81	 *82	 * @since 2.8.083	 *84	 * @param WP_Upgrader $upgrader85	 */86	public function set_upgrader( &$upgrader ) {87		if ( is_object( $upgrader ) ) {88			$this->upgrader =& $upgrader;89		}90		$this->add_strings();91	}92 93	/**94	 * Sets up the strings used in the update process.95	 *