From 6472f6357f1f943dfcf801e4d079f601f5e87d6c Mon Sep 17 00:00:00 2001
From: stronk7 <stronk7>
Date: Wed, 18 May 2005 18:07:02 +0000
Subject: [PATCH] Prevent multiple execution of restore. Bug 3291
 (http://moodle.org/bugs/bug.php?op=show&bugid=3291)

Merged from MOODLE_14_STABLE
---
 backup/restore.php | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/backup/restore.php b/backup/restore.php
index c0ac5827fec..25abe62d5da 100644
--- a/backup/restore.php
+++ b/backup/restore.php
@@ -129,7 +129,15 @@
         }
     } else if ($launch == "check") {
         include_once("restore_check.html");
+        //To avoid multiple restore executions...
+        $SESSION->cancontinue = true;
     } else if ($launch == "execute") {
+        //Prevent multiple restore executions...
+        if (empty($SESSION->cancontinue)) {
+            error("Multiple restore execution not allowed!");
+        }
+        //Unset this for the future
+        unset($SESSION->cancontinue);
         include_once("restore_execute.html");
     }
     print_simple_box_end();