Ticket #36872: 36872.patch

src/wp-admin/includes/class-language-pack-upgrader.php

@@ -224 +224 @@
                         if ( ! $wp_filesystem->mkdir( $remote_destination, FS_CHMOD_DIR ) )
                                 return new WP_Error( 'mkdir_failed_lang_dir', $this->strings['mkdir_failed'], $remote_destination );
 
+                $language_updates_results = array();
+
                 foreach ( $language_updates as $language_update ) {
 
                         $this->skin->language_update = $language_update;
@@ -256 +258 @@
                         // Prevent credentials auth screen from displaying multiple times.
                         if ( false === $result )
                                 break;
+
+                        $language_updates_results[] = array(
+                                'language' => $language_update->language,
+                                'version'  => $language_update->version,
+                                'type'     => $language_update->type,
+                                'slug'     => $language_update->slug
+                        );
                 }
 
+                /**
+                 * Fires when translation updates have occurred.
+                 *
+                 * @since 4.6.0
+                 *
+                 * @param array       $language_updates_results {
+                 *     Array of language data.
+                 *
+                 *     @type string $language   Language code that is added (e.g., es_ES).
+                 *     @type string $version    Version of asset updated.
+                 *     @type string $type       Type of update process. Accepts 'plugin', 'theme', or 'core'.
+                 *     @type array  $slug       Plugin or Theme slug, or 'default' for WordPress.
+                 * }
+                 *
+                 * @param Language_Pack_Upgrader $this Language_Pack_Upgrader instance.
+                 */
+                do_action( 'language_updates_complete', $language_updates_results, $this );
+
                 $this->skin->bulk_footer();
 
                 $this->skin->footer();