wp-includes/widgets/class-wp-widget-media-video.php:18Core class that implements a video widget.
Every hook that fires from inside WP_Widget_Media_Video, in the order it appears in the class, grouped by the method that fires it.
class WP_Widget_Media_Video extends WP_Widget_Media { /** * Constructor. * * @since 4.8.0 */ public function __construct() { parent::__construct( 'media_video', __( 'Video' ), array( 'description' => __( 'Displays a video from the media library or from YouTube, Vimeo, or another provider.' ), 'mime_type' => 'video', ) ); $this->l10n = array_merge( $this->l10n, array( 'no_media_selected' => __( 'No video selected' ), 'add_media' => _x( 'Add Video', 'label for button in the video widget' ), 'replace_media' => _x( 'Replace Video', 'label for button in the video widget; should preferably not be longer than ~13 characters long' ), 'edit_media' => _x( 'Edit Video', 'label for button in the video widget; should preferably not be longer than ~13 characters long' ), 'missing_attachment' => sprintf( /* translators: %s: URL to media library. */ __( 'That video cannot be found. Check your <a href="%s">media library</a> and make sure it was not deleted.' ), esc_url( admin_url( 'upload.php' ) ) ), /* translators: %d: Widget count. */ 'media_library_state_multi' => _n_noop( 'Video Widget (%d)', 'Video Widget (%d)' ), 'media_library_state_single' => __( 'Video Widget' ), /* translators: %s: A list of valid video file extensions. */ 'unsupported_file_type' => sprintf( __( 'Sorry, the video at the supplied URL cannot be loaded. Please check that the URL is for a supported video file (%s) or stream (e.g. YouTube and Vimeo).' ), '<code>.' . implode( '</code>, <code>.', wp_get_video_extensions() ) . '</code>' ), ) ); } /** * Get schema for properties of a widget instance (item). * * @since 4.8.0 * * @see WP_REST_Controller::get_item_schema() * @see WP_REST_Controller::get_additional_fields() * @link https://core.trac.wordpress.org/ticket/35574 * * @return array Schema for properties. */ public function get_instance_schema() { $schema = array( 'preload' => array( 'type' => 'string', 'enum' => array( 'none', 'auto', 'metadata' ), 'default' => 'metadata', 'description' => __( 'Preload' ), 'should_preview_update' => false, ), 'loop' => array( 'type' => 'boolean', 'default' => false, 'description' => __( 'Loop' ), 'should_preview_update' => false, ), 'content' => array( 'type' => 'string', 'default' => '', 'sanitize_callback' => 'wp_kses_post', 'description' => __( 'Tracks (subtitles, captions, descriptions, chapters, or metadata)' ), 'should_preview_update' => false, ), ); foreach ( wp_get_video_extensions() as $video_extension ) { $schema[ $video_extension ] = array( 'type' => 'string', 'default' => '', 'format' => 'uri', /* translators: %s: Video extension. */Introduced in 4.8.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/widgets/class-wp-widget-media-video.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.