tags formslib element: MDL-19264 array_combine barfs on empty arrays.

2009-06-02 08:33:35 +00:00
parent cc852a0a8d
commit 6f5f3cef02
1 changed files with 5 additions and 1 deletions
@@ -176,7 +176,11 @@ class MoodleQuickForm_tags extends MoodleQuickForm_group {
                    $other = array();
                    if ($this->_options['display'] != MoodleQuickForm_tags::NOOFFICIAL) {
                        $this->_load_official_tags();
-                        $officaltags = array_combine($this->_officialtags, $this->_officialtags);
+                        if (!empty($this->_officialtags)) {
+                            $officaltags = array_combine($this->_officialtags, $this->_officialtags);
+                        } else {
+                            $officaltags = array();
+                        }
                        foreach ($value as $tag) {
                            if (isset($officaltags[$tag])) {
                                $official[] = $tag;