From 9219089a72c3b881ff57d54bc9224aadb4e4ae27 Mon Sep 17 00:00:00 2001
From: Jean-Michel Vedrine <vedrine@vedrine.org>
Date: Sun, 31 Mar 2013 11:04:27 +0200
Subject: [PATCH] MDL-38808 Remove deprecated unzip_file from qformat
 blackboard_six

---
 question/format/blackboard_six/format.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/question/format/blackboard_six/format.php b/question/format/blackboard_six/format.php
index 949e8660c5fa7..a72cd56d10424 100644
--- a/question/format/blackboard_six/format.php
+++ b/question/format/blackboard_six/format.php
@@ -99,7 +99,8 @@ public function readdata($filename) {
                 fulldelete($this->tempdir);
                 return false;
             }
-            if (unzip_file($this->tempdir . '/bboard.zip', '', false)) {
+            $packer = get_file_packer('application/zip');
+            if ($packer->extract_to_pathname($this->tempdir . '/bboard.zip', $this->tempdir)) {
                 $dom = new DomDocument();
 
                 if (!$dom->load($this->tempdir . '/imsmanifest.xml')) {