Reverting previous commit that broke code that depended on the absence of parameter

diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index c70d663838d88ff52990bf48041e80e77f07308b..c0e050a6783a5930c508c536ca81e166c1563f6d 100644 (file)
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -5090,7 +5090,7 @@ or
  * @param array $extralocations An array of strings with other locations to look for string files
  * @return string The localized string.
  */
-function get_string($identifier, $module='moodle', $a=NULL, $extralocations=NULL) {
+function get_string($identifier, $module='', $a=NULL, $extralocations=NULL) {
     global $CFG;
 
 /// originally these special strings were stored in moodle.php now we are only in langconfig.php
@@ -5109,6 +5109,10 @@ function get_string($identifier, $module='moodle', $a=NULL, $extralocations=NULL
 
     $lang = current_language();
 
+    if ($module == '') {
+        $module = 'moodle';
+    }
+
     // if $a happens to have % in it, double it so sprintf() doesn't break
     if ($a) {
         $a = clean_getstring_data( $a );