Ticket #36872: 36872.6.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
+                        );
                 }
 
+                /** This action is documented in wp-admin/includes/class-wp-upgrader.php */
+                do_action( 'upgrader_process_complete', $this, array(
+                        'action'       => 'update',
+                        'type'         => 'translation',
+                        'bulk'         => true,
+                        'translations' => $language_updates_results
+                ) );
+
                 $this->skin->bulk_footer();
 
                 $this->skin->footer();

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

@@ -762 +762 @@
                          *
                          * @since 3.6.0
                          * @since 3.7.0 Added to WP_Upgrader::run().
+                         * @since 4.6.0 `translations` was added as a possible argument to `$hook_extra`.
                          *
                          * @param WP_Upgrader $this WP_Upgrader instance. In other contexts, $this, might be a
-                         *                          Theme_Upgrader, Plugin_Upgrader or Core_Upgrade instance.
+                         *                          Theme_Upgrader, Plugin_Upgrader, Core_Upgrade, or Language_Pack_Upgrader instance.
                          * @param array       $hook_extra {
                          *     Array of bulk item update data.
                          *
-                         *     @type string $action  Type of action. Default 'update'.
-                         *     @type string $type    Type of update process. Accepts 'plugin', 'theme', or 'core'.
-                         *     @type bool   $bulk    Whether the update process is a bulk update. Default true.
-                         *     @type array  $plugins Array of the basename paths of the plugins' main files.
-                         *     @type array  $themes  The theme slugs.
+                         *     @type string $action       Type of action. Default 'update'.
+                         *     @type string $type         Type of update process. Accepts 'plugin', 'theme', 'translation', or 'core'.
+                         *     @type bool   $bulk         Whether the update process is a bulk update. Default true.
+                         *     @type array  $plugins      Array of the basename paths of the plugins' main files.
+                         *     @type array  $themes       The theme slugs.
+                         *     @type array  $translations $args {
+                         *         Array of translations updated.
+                         *
+                         *         @type string $language Language updated (e.g., de_DE).
+                         *         @type string $version  Version of asset updated.
+                         *         @type string $type     plugin, theme, or core.
+                         *         @type string $slug     Slug of plugin, theme, or default for WordPress.
+                         *     }
                          * }
                          */
                         do_action( 'upgrader_process_complete', $this, $options['hook_extra'] );