Twenty_Fourteen_Ephemera_Widget

13class Twenty_Fourteen_Ephemera_Widget extends WP_Widget {14 15	/**16	 * The supported post formats.17	 *18	 * @since Twenty Fourteen 1.019	 *20	 * @var array21	 */22	private $formats = array( 'aside', 'image', 'video', 'audio', 'quote', 'link', 'gallery' );23 24	/**25	 * Constructor.26	 *27	 * @since Twenty Fourteen 1.028	 *29	 * @return Twenty_Fourteen_Ephemera_Widget Widget instance.30	 */31	public function __construct() {32		parent::__construct(33			'widget_twentyfourteen_ephemera',34			__( 'Twenty Fourteen Ephemera', 'twentyfourteen' ),35			array(36				'classname'                   => 'widget_twentyfourteen_ephemera',37				'description'                 => __( 'Use this widget to list your recent Aside, Quote, Video, Audio, Image, Gallery, and Link posts.', 'twentyfourteen' ),38				'customize_selective_refresh' => true,39			)40		);41 42		if ( is_active_widget( false, false, $this->id_base ) || is_customize_preview() ) {43			add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );44		}45	}46 47	/**48	 * Enqueues scripts.49	 *50	 * @since Twenty Fourteen 1.751	 */52	public function enqueue_scripts() {53		/** This filter is documented in wp-includes/media.php */54		$audio_library = apply_filters( 'wp_audio_shortcode_library', 'mediaelement' );55		/** This filter is documented in wp-includes/media.php */56		$video_library = apply_filters( 'wp_video_shortcode_library', 'mediaelement' );57		if ( in_array( 'mediaelement', array( $video_library, $audio_library ), true ) ) {58			wp_enqueue_style( 'wp-mediaelement' );59			wp_enqueue_script( 'mediaelement-vimeo' );60			wp_enqueue_script( 'wp-mediaelement' );61		}62	}63 64	/**65	 * Outputs the HTML for this widget.66	 *67	 * @since Twenty Fourteen 1.068	 *69	 * @global int $content_width Content width.70	 * @global int $more71	 *72	 * @param array $args     An array of standard parameters for widgets in this theme.73	 * @param array $instance An array of settings for this widget instance.74	 */75	public function widget( $args, $instance ) {76		$format = isset( $instance['format'] ) ? $instance['format'] : '';77 78		if ( ! $format || ! in_array( $format, $this->formats, true ) ) {79			$format = 'aside';80		}81 82		switch ( $format ) {83			case 'image':84				$format_string      = __( 'Images', 'twentyfourteen' );85				$format_string_more = __( 'More images', 'twentyfourteen' );86				break;87			case 'video':88				$format_string      = __( 'Videos', 'twentyfourteen' );89				$format_string_more = __( 'More videos', 'twentyfourteen' );90				break;91			case 'audio':92				$format_string      = __( 'Audio', 'twentyfourteen' );