wp-includes/widgets/class-wp-widget-media-image.php:18class WP_Widget_Media_Image extends WP_Widget_Media { /** * Constructor. * * @since 4.8.0 */ public function __construct() { parent::__construct( 'media_image', __( 'Image' ), array( 'description' => __( 'Displays an image.' ), 'mime_type' => 'image', ) ); $this->l10n = array_merge( $this->l10n, array( 'no_media_selected' => __( 'No image selected' ), 'add_media' => _x( 'Add Image', 'label for button in the image widget' ), 'replace_media' => _x( 'Replace Image', 'label for button in the image widget; should preferably not be longer than ~13 characters long' ), 'edit_media' => _x( 'Edit Image', 'label for button in the image widget; should preferably not be longer than ~13 characters long' ), 'missing_attachment' => sprintf( /* translators: %s: URL to media library. */ __( 'That image 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( 'Image Widget (%d)', 'Image Widget (%d)' ), 'media_library_state_single' => __( 'Image Widget' ), ) ); } /** * 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() { return array_merge( array( 'size' => array( 'type' => 'string', 'enum' => array_merge( get_intermediate_image_sizes(), array( 'full', 'custom' ) ), 'default' => 'medium', 'description' => __( 'Size' ), ), 'width' => array( // Via 'customWidth', only when size=custom; otherwise via 'width'. 'type' => 'integer', 'minimum' => 0, 'default' => 0, 'description' => __( 'Width' ), ), 'height' => array( // Via 'customHeight', only when size=custom; otherwise via 'height'. 'type' => 'integer', 'minimum' => 0, 'default' => 0, 'description' => __( 'Height' ), ), 'caption' => array( 'type' => 'string', 'default' => '', 'sanitize_callback' => 'wp_kses_post', 'description' => __( 'Caption' ), 'should_preview_update' => false, ), 'alt' => array( 'type' => 'string', 'default' => '', 'sanitize_callback' => 'sanitize_text_field',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-image.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.