WP_Widget_Media_Audio

18class WP_Widget_Media_Audio extends WP_Widget_Media {19 20	/**21	 * Constructor.22	 *23	 * @since 4.8.024	 */25	public function __construct() {26		parent::__construct(27			'media_audio',28			__( 'Audio' ),29			array(30				'description' => __( 'Displays an audio player.' ),31				'mime_type'   => 'audio',32			)33		);34 35		$this->l10n = array_merge(36			$this->l10n,37			array(38				'no_media_selected'          => __( 'No audio selected' ),39				'add_media'                  => _x( 'Add Audio', 'label for button in the audio widget' ),40				'replace_media'              => _x( 'Replace Audio', 'label for button in the audio widget; should preferably not be longer than ~13 characters long' ),41				'edit_media'                 => _x( 'Edit Audio', 'label for button in the audio widget; should preferably not be longer than ~13 characters long' ),42				'missing_attachment'         => sprintf(43					/* translators: %s: URL to media library. */44					__( 'That audio file cannot be found. Check your <a href="%s">media library</a> and make sure it was not deleted.' ),45					esc_url( admin_url( 'upload.php' ) )46				),47				/* translators: %d: Widget count. */48				'media_library_state_multi'  => _n_noop( 'Audio Widget (%d)', 'Audio Widget (%d)' ),49				'media_library_state_single' => __( 'Audio Widget' ),50				'unsupported_file_type'      => __( 'Looks like this is not the correct kind of file. Please link to an audio file instead.' ),51			)52		);53	}54 55	/**56	 * Get schema for properties of a widget instance (item).57	 *58	 * @since 4.8.059	 *60	 * @see WP_REST_Controller::get_item_schema()61	 * @see WP_REST_Controller::get_additional_fields()62	 * @link https://core.trac.wordpress.org/ticket/3557463	 *64	 * @return array Schema for properties.65	 */66	public function get_instance_schema() {67		$schema = array(68			'preload' => array(69				'type'        => 'string',70				'enum'        => array( 'none', 'auto', 'metadata' ),71				'default'     => 'none',72				'description' => __( 'Preload' ),73			),74			'loop'    => array(75				'type'        => 'boolean',76				'default'     => false,77				'description' => __( 'Loop' ),78			),79		);80 81		foreach ( wp_get_audio_extensions() as $audio_extension ) {82			$schema[ $audio_extension ] = array(83				'type'        => 'string',84				'default'     => '',85				'format'      => 'uri',86				/* translators: %s: Audio extension. */87				'description' => sprintf( __( 'URL to the %s audio source file' ), $audio_extension ),88			);89		}90 91		return array_merge( $schema, parent::get_instance_schema() );92	}93 94	/**95	 * Render the media on the frontend.96	 *97	 * @since 4.8.0