From 1fb5f62ba56bdbc6ff9f8a4045bccca8c5b9decd Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Tue, 30 Nov 2010 19:31:47 +0000
Subject: - Patch #651240 by fago, sun: allow modules to react to changes to an
 entity.

---
 modules/comment/comment.module | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'modules/comment')

diff --git a/modules/comment/comment.module b/modules/comment/comment.module
index 96b399b77..b279ef324 100644
--- a/modules/comment/comment.module
+++ b/modules/comment/comment.module
@@ -1442,6 +1442,11 @@ function comment_save($comment) {
       $comment->node_type = 'comment_node_' . $node->type;
     }
 
+    // Load the stored entity, if any.
+    if (!empty($comment->cid) && !isset($comment->original)) {
+      $comment->original = entity_load_unchanged('comment', $comment->cid);
+    }
+
     field_attach_presave('comment', $comment);
 
     // Allow modules to alter the comment before saving.
@@ -1568,6 +1573,7 @@ function comment_save($comment) {
     if ($comment->status == COMMENT_PUBLISHED) {
       module_invoke_all('comment_publish', $comment);
     }
+    unset($comment->original);
   }
   catch (Exception $e) {
     $transaction->rollback('comment');
-- 
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