WP_Plugin_Install_List_Table

17class WP_Plugin_Install_List_Table extends WP_List_Table {18 19	public $order   = 'ASC';20	public $orderby = null;21	public $groups  = array();22 23	private $error;24 25	/**26	 * @return bool27	 */28	public function ajax_user_can() {29		return current_user_can( 'install_plugins' );30	}31 32	/**33	 * Returns the list of known plugins.34	 *35	 * Uses the transient data from the updates API to determine the known36	 * installed plugins.37	 *38	 * @since 4.9.039	 *40	 * @return array41	 */42	protected function get_installed_plugins() {43		$plugins = array();44 45		$plugin_info = get_site_transient( 'update_plugins' );46		if ( isset( $plugin_info->no_update ) ) {47			foreach ( $plugin_info->no_update as $plugin ) {48				if ( isset( $plugin->slug ) ) {49					$plugin->upgrade          = false;50					$plugins[ $plugin->slug ] = $plugin;51				}52			}53		}54 55		if ( isset( $plugin_info->response ) ) {56			foreach ( $plugin_info->response as $plugin ) {57				if ( isset( $plugin->slug ) ) {58					$plugin->upgrade          = true;59					$plugins[ $plugin->slug ] = $plugin;60				}61			}62		}63 64		return $plugins;65	}66 67	/**68	 * Returns a list of slugs of installed plugins, if known.69	 *70	 * Uses the transient data from the updates API to determine the slugs of71	 * known installed plugins. This might be better elsewhere, perhaps even72	 * within get_plugins().73	 *74	 * @since 4.0.075	 *76	 * @return array77	 */78	protected function get_installed_plugin_slugs() {79		return array_keys( $this->get_installed_plugins() );80	}81 82	/**83	 * @global array  $tabs84	 * @global string $tab85	 * @global int    $paged86	 * @global string $type87	 * @global string $term88	 */89	public function prepare_items() {90		require_once ABSPATH . 'wp-admin/includes/plugin-install.php';91 92		global $tabs, $tab, $paged, $type, $term;93 94		$tab = ! empty( $_REQUEST['tab'] ) ? sanitize_text_field( $_REQUEST['tab'] ) : '';95 96		$paged = $this->get_pagenum();