Fixed a bug in export caused by the removal of email filters.

diff --git a/mod/wiki/ewiki/plugins/moodle/moodle_wikidump.php b/mod/wiki/ewiki/plugins/moodle/moodle_wikidump.php
index c4891ee1f183a9a48dec8c5cfef9928e370504cb..4127c33a4d4ff140cffe26a3ff6c65a3c9275a4e 100644 (file)
--- a/mod/wiki/ewiki/plugins/moodle/moodle_wikidump.php
+++ b/mod/wiki/ewiki/plugins/moodle/moodle_wikidump.php
@@ -139,12 +139,12 @@ function ewiki_page_wiki_dump_send($exportbinaries=0, $exportformats=0, $withvir
   
   $filestozip=array();
   #-- disable protected email
-  if(count($ewiki_plugins["link_url"])) {
-    foreach($ewiki_plugins["link_url"] as $key => $linkplugin){
-      if($linkplugin == "ewiki_email_protect_link"){
-        unset($ewiki_plugins["link_url"][$key]);
+  if (is_array($ewiki_plugins["link_url"])) {
+      foreach($ewiki_plugins["link_url"] as $key => $linkplugin){
+        if($linkplugin == "ewiki_email_protect_link"){
+          unset($ewiki_plugins["link_url"][$key]);
+        }
       }
-    }
   }
   
   /// HTML-Export