From 231b02277700c267d7393c5b7174d6c61e33eaef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20S=CC=8Ckoda?= <commits@skodak.org>
Date: Sun, 13 Jan 2013 12:30:04 +0100
Subject: [PATCH] MDL-37407 add support for zh_cn unicode unzip

---
 lib/filestorage/zip_archive.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/filestorage/zip_archive.php b/lib/filestorage/zip_archive.php
index f7fe3c3a159..ba963935b1e 100644
--- a/lib/filestorage/zip_archive.php
+++ b/lib/filestorage/zip_archive.php
@@ -610,6 +610,13 @@ class zip_archive extends file_archive {
                             case 'ISO-8859-6': $encoding = 'CP720'; break;
                             case 'ISO-8859-7': $encoding = 'CP737'; break;
                             case 'ISO-8859-8': $encoding = 'CP862'; break;
+                            case 'UTF-8':
+                                if ($winchar = get_string('localewincharset', 'langconfig')) {
+                                    // Most probably works only for zh_cn,
+                                    // if there are more problems we could add zipcharset to langconfig files.
+                                    $encoding = $winchar;
+                                }
+                                break;
                         }
                     }
                     $newname = @textlib::convert($name, $encoding, 'utf-8');