WP_Ajax_Upgrader_Skin

19class WP_Ajax_Upgrader_Skin extends Automatic_Upgrader_Skin {20 21	/**22	 * Plugin info.23	 *24	 * The Plugin_Upgrader::bulk_upgrade() method will fill this in25	 * with info retrieved from the get_plugin_data() function.26	 *27	 * @var array Plugin data. Values will be empty if not supplied by the plugin.28	 */29	public $plugin_info = array();30 31	/**32	 * Theme info.33	 *34	 * The Theme_Upgrader::bulk_upgrade() method will fill this in35	 * with info retrieved from the Theme_Upgrader::theme_info() method,36	 * which in turn calls the wp_get_theme() function.37	 *38	 * @var WP_Theme|false The theme's info object, or false.39	 */40	public $theme_info = false;41 42	/**43	 * Holds the WP_Error object.44	 *45	 * @since 4.6.046	 *47	 * @var null|WP_Error48	 */49	protected $errors = null;50 51	/**52	 * Constructor.53	 *54	 * Sets up the WordPress Ajax upgrader skin.55	 *56	 * @since 4.6.057	 *58	 * @see WP_Upgrader_Skin::__construct()59	 *60	 * @param array $args Optional. The WordPress Ajax upgrader skin arguments to61	 *                    override default options. See WP_Upgrader_Skin::__construct().62	 *                    Default empty array.63	 */64	public function __construct( $args = array() ) {65		parent::__construct( $args );66 67		$this->errors = new WP_Error();68	}69 70	/**71	 * Retrieves the list of errors.72	 *73	 * @since 4.6.074	 *75	 * @return WP_Error Errors during an upgrade.76	 */77	public function get_errors() {78		return $this->errors;79	}80 81	/**82	 * Retrieves a string for error messages.83	 *84	 * @since 4.6.085	 *86	 * @return string Error messages during an upgrade.87	 */88	public function get_error_messages() {89		$messages = array();90 91		foreach ( $this->errors->get_error_codes() as $error_code ) {92			$error_data = $this->errors->get_error_data( $error_code );93 94			if ( $error_data && is_string( $error_data ) ) {95				$messages[] = $this->errors->get_error_message( $error_code ) . ' ' . esc_html( strip_tags( $error_data ) );96			} else {97				$messages[] = $this->errors->get_error_message( $error_code );98			}