MDL-29022 do not require idnumber in ext courses - backport from MDL-…

…29020
moodle · Aug 20, 2011 · 0864c8a · 0864c8a
1 parent 24654d9
commit 0864c8a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/enrol/database/lib.php b/enrol/database/lib.php
@@ -546,8 +546,8 @@ public function sync_courses() {
                         // already exists
                         continue;
                     }
-                    if ($idnumber and $DB->record_exists('course', array('idnumber'=>$fields[$idnumber]))) {
-                        // idnumber duplicates are not allowed
+                    // allow empty idnumber but not duplicates
+                    if ($idnumber and $fields[$idnumber] !== '' and $fields[$idnumber] !== null and $DB->record_exists('course', array('idnumber'=>$fields[$idnumber]))) {
                         continue;
                     }
                     if ($category and !$DB->record_exists('course_categories', array('id'=>$fields[$category]))) {