Plugin_Upgrader_Skin

18class Plugin_Upgrader_Skin extends WP_Upgrader_Skin {19 20	/**21	 * Holds the plugin slug in the Plugin Directory.22	 *23	 * @since 2.8.024	 *25	 * @var string26	 */27	public $plugin = '';28 29	/**30	 * Whether the plugin is active.31	 *32	 * @since 2.8.033	 *34	 * @var bool35	 */36	public $plugin_active = false;37 38	/**39	 * Whether the plugin is active for the entire network.40	 *41	 * @since 2.8.042	 *43	 * @var bool44	 */45	public $plugin_network_active = false;46 47	/**48	 * Constructor.49	 *50	 * Sets up the plugin upgrader skin.51	 *52	 * @since 2.8.053	 *54	 * @param array $args Optional. The plugin upgrader skin arguments to55	 *                    override default options. Default empty array.56	 */57	public function __construct( $args = array() ) {58		$defaults = array(59			'url'    => '',60			'plugin' => '',61			'nonce'  => '',62			'title'  => __( 'Update Plugin' ),63		);64		$args     = wp_parse_args( $args, $defaults );65 66		$this->plugin = $args['plugin'];67 68		$this->plugin_active         = is_plugin_active( $this->plugin );69		$this->plugin_network_active = is_plugin_active_for_network( $this->plugin );70 71		parent::__construct( $args );72	}73 74	/**75	 * Performs an action following a single plugin update.76	 *77	 * @since 2.8.078	 */79	public function after() {80		$this->plugin = $this->upgrader->plugin_info();81		if ( ! empty( $this->plugin ) && ! is_wp_error( $this->result ) && $this->plugin_active ) {82			// Currently used only when JS is off for a single plugin update?83			printf(84				'<iframe title="%s" style="border:0;overflow:hidden" width="100%%" height="170" src="%s"></iframe>',85				esc_attr__( 'Update progress' ),86				wp_nonce_url( 'update.php?action=activate-plugin&networkwide=' . $this->plugin_network_active . '&plugin=' . urlencode( $this->plugin ), 'activate-plugin_' . $this->plugin )87			);88		}89 90		$this->decrement_update_count( 'plugin' );91 92		$update_actions = array(93			'activate_plugin' => sprintf(94				'<a href="%s" target="_parent">%s</a>',95				wp_nonce_url( 'plugins.php?action=activate&amp;plugin=' . urlencode( $this->plugin ), 'activate-plugin_' . $this->plugin ),96				__( 'Activate Plugin' )97			),