'widget_authors', 'description' => __( 'Display blogs authors with avatars and recent posts.', 'jetpack' ), 'customize_selective_refresh' => true, ) ); if ( is_active_widget( false, false, $this->id_base ) || is_active_widget( false, false, 'monster' ) || is_customize_preview() ) { add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_style' ) ); } add_action( 'publish_post', array( __CLASS__, 'flush_cache' ) ); add_action( 'deleted_post', array( __CLASS__, 'flush_cache' ) ); add_action( 'switch_theme', array( __CLASS__, 'flush_cache' ) ); } /** * Enqueue stylesheet to adapt the widget to various themes. * * @since 4.5.0 */ function enqueue_style() { wp_register_style( 'jetpack-authors-widget', plugins_url( 'authors/style.css', __FILE__ ), array(), '20161228' ); wp_enqueue_style( 'jetpack-authors-widget' ); } public static function flush_cache() { wp_cache_delete( 'widget_authors', 'widget' ); wp_cache_delete( 'widget_authors_ssl', 'widget' ); } public function widget( $args, $instance ) { $cache_bucket = is_ssl() ? 'widget_authors_ssl' : 'widget_authors'; if ( '%BEG_OF_TITLE%' != $args['before_title'] ) { if ( $output = wp_cache_get( $cache_bucket, 'widget') ) { echo $output; return; } ob_start(); } $instance = wp_parse_args( $instance, array( 'title' => __( 'Authors', 'jetpack' ), 'all' => false, 'number' => 5, 'avatar_size' => 48 ) ); $instance['number'] = min( 10, max( 0, (int) $instance['number'] ) ); // We need to query at least one post to determine whether an author has written any posts or not $query_number = max( $instance['number'], 1 ); $default_excluded_authors = array(); /** * Filter authors from the Widget Authors widget. * * @module widgets * * @since 4.5.0 * * @param array $default_excluded_authors Array of user ID's that will be excluded */ $excluded_authors = apply_filters( 'jetpack_widget_authors_exclude', $default_excluded_authors ); $authors = get_users( array( 'fields' => 'all', 'who' => 'authors', 'exclude' => (array) $excluded_authors, ) ); echo $args['before_widget']; /** This filter is documented in core/src/wp-includes/default-widgets.php */ $title = apply_filters( 'widget_title', $instance['title'] ); echo $args['before_title'] . esc_html( $title ) . $args['after_title']; echo '