Shortlinks: Register as REST API post field and Gutenberg plugin

class.jetpack-gutenberg.php

@@ -76,6 +76,7 @@ class Jetpack_Gutenberg {
 	// PLUGINS
 	private static $default_plugins = array(
 		'publicize',
+		'shortlinks',
 	);
 	/**
 	 * @var array Array of plugins information.

modules/shortlinks.php

@@ -87,3 +87,46 @@ function wpme_get_shortlink( $id = 0, $context = 'post', $allow_slugs = true ) {
 function wpme_get_shortlink_handler( $shortlink, $id, $context, $allow_slugs ) {
 	return wpme_get_shortlink( $id, $context, $allow_slugs );
 }
+
+/**
+ * Add Shortlinks to the REST API Post response.
+ *
+ * @since 6.9.0
+ *
+ * @action rest_api_init
+ * @uses register_rest_field, wpme_rest_get_shortlink
+ */
+function wpme_rest_register_shortlinks() {
+	register_rest_field(
+		'post',
+		'jetpack_shortlink',
+		array(
+			'get_callback'    => 'wpme_rest_get_shortlink',
+			'update_callback' => null,
+			'schema'          => null,
+		)
+	);
+}
+
+/**
+ * Get the shortlink of a post.
+ *
+ * @since 6.9.0
+ *
+ * @param array $object Details of current post.
+ *
+ * @uses wpme_get_shortlink
+ *
+ * @return string
+ */
+function wpme_rest_get_shortlink( $object ) {
+	return wpme_get_shortlink( $object['id'], array() );
+}
+
+// Add shortlinks to the REST API Post response.
+if ( function_exists( 'register_rest_field' ) ) {
+	add_action( 'rest_api_init', 'wpme_rest_register_shortlinks' );
+}
+
+// Register Gutenberg plugin
+jetpack_register_plugin( 'shortlinks' );