From 4c2b27a116d7e50cbe0b362bd3f992a75dd6013e Mon Sep 17 00:00:00 2001
From: Dmitry Granovsky <dima.granovsky@gmail.com>
Date: Wed, 8 Jul 2020 12:25:07 +0300
Subject: [PATCH] fix changeset reversion code

---
 lib/lib_history.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/lib_history.php b/lib/lib_history.php
index cedff533..2bac99ac 100644
--- a/lib/lib_history.php
+++ b/lib/lib_history.php
@@ -257,12 +257,16 @@ function revert_changeset($set_id, $comment) {
 
     $res = sql_pe("SELECT tf_id FROM tf_revisions WHERE set_id=?", array($set_id));
     $res_revtext = sql_prepare("SELECT rev_text FROM tf_revisions WHERE tf_id=? AND set_id<? ORDER BY rev_id DESC LIMIT 1");
+    $new_revisions = [];
     foreach ($res as $r) {
         sql_execute($res_revtext, array($r[0], $set_id));
         $arr = sql_fetch_array($res_revtext);
-        create_tf_revision($new_set_id, $r[0], $arr[0]);
+        $new_revisions[] = [$r[0], $arr[0]];
     }
     $res_revtext->closeCursor();
+    foreach ($new_revisions as $rev) {
+        create_tf_revision($new_set_id, $rev[0], $rev[1]);
+    }
 
     $res = sql_pe("SELECT lemma_id FROM dict_revisions WHERE set_id=?", array($set_id));
     $res_revtext = sql_prepare("SELECT rev_text FROM dict_revisions WHERE lemma_id=? AND set_id<? ORDER BY rev_id DESC LIMIT 1");