Index: lib/moodlelib.php
===================================================================
--- lib/moodlelib.php	(revision 959)
+++ lib/moodlelib.php	(working copy)
@@ -3473,6 +3473,7 @@
         set_user_preference('auth_forcepasswordchange', 1, $user->id);
     }
     update_internal_user_password($user, $password);
+    events_trigger('user_created', $user);
     return $user;
 }
 
@@ -3489,9 +3490,10 @@
 
     $username = trim(moodle_strtolower($username)); /// just in case check text case
 
-    $oldinfo = $DB->get_record('user', array('username'=>$username), 'username, auth');
+    $oldinfo = $DB->get_record('user', array('username'=>$username));
     $userauth = get_auth_plugin($oldinfo->auth);
 
+    $updated = false;
     if ($newinfo = $userauth->get_userinfo($username)) {
         $newinfo = truncate_userinfo($newinfo);
         foreach ($newinfo as $key => $value){
@@ -3511,14 +3513,21 @@
                 // in a value for the selected field _if LDAP is giving
                 // nothing_ for this field. Thus it makes sense to let this value
                 // stand in until LDAP is giving a value for this field.
-                if (!(empty($value) && $lockval === 'unlockedifempty')) {
+                if (empty($value) && $lockval === 'unlockedifempty') {
+                    continue;
+                }
+                if ($oldinfo->{$key} !== $value) {
                     $DB->set_field('user', $key, $value, array('username'=>$username));
+                    $updated = true;
                 }
             }
         }
     }
-
-    return get_complete_user_data('username', $username);
+    $newuser = get_complete_user_data('username', $username);
+    if ($updated) {
+        events_trigger('user_updated', $newuser);
+    }
+    return $newuser;
 }
 
 /**