Don't index revision blocks

#9801

Author: brandonkelly

CHANGELOG.md

@@ -16,6 +16,7 @@
 - Fixed an exception that could occur if an invalid alias was passed to the `svg()` Twig function.
 - Fixed a bug where Edit Category pages weren’t remembering changes or showing validation errors in the event that a category couldn’t be saved. ([#9796](https://github.com/craftcms/cms/issues/9796))
 - Fixed a bug where the `migrate/all` command wasn’t running Craft and plugin migrations if the schema versions hadn’t changed.
+- Fixed a bug where Craft was indexing search keywords for block elements that belonged to entry revisions. ([#9801](https://github.com/craftcms/cms/discussions/9801))
 
 ## 3.7.11 - 2021-08-31
 

src/services/Elements.php

@@ -2727,7 +2727,7 @@ private function _saveElementInternal(ElementInterface $element, bool $runValida
         }
 
         // Update search index
-        if ($updateSearchIndex && !$element->getIsRevision()) {
+        if ($updateSearchIndex && !ElementHelper::isRevision($element)) {
             if (Craft::$app->getRequest()->getIsConsoleRequest()) {
                 Craft::$app->getSearch()->indexElementAttributes($element);
             } else {