'on' is what checkboxes use for boolean true

diff --git a/lib/action.php b/lib/action.php
index cc4f4aad074b910399ac84133cc993621dcb5e5a..0a607b42d5ed0a11726bf31c8fd552dac3a784d7 100644 (file)
--- a/lib/action.php
+++ b/lib/action.php
@@ -974,7 +974,7 @@ class Action extends HTMLOutputter // lawsuit
 
         if (is_null($arg)) {
             return $def;
-        } else if (in_array($arg, array('true', 'yes', '1'))) {
+        } else if (in_array($arg, array('true', 'yes', '1', 'on'))) {
             return true;
         } else if (in_array($arg, array('false', 'no', '0'))) {
             return false;