- /* Set move to draft on or off. */
- $draft_on = ($option->new_value == SMPREF_NONE ? SMPREF_OFF : SMPREF_ON);
- setPref($data_dir, $username, 'save_as_draft', $draft_on);
-
- /* Now just save the option as normal. */
- save_option($option);
+ if (strtolower($option->new_value)=='inbox') {
+ // make sure that it is not INBOX
+ error_option_save(_("You can't select INBOX as Draft folder."));
+ } else {
+ /* Set move to draft on or off. */
+ $draft_on = ($option->new_value == SMPREF_NONE ? SMPREF_OFF : SMPREF_ON);
+ setPref($data_dir, $username, 'save_as_draft', $draft_on);
+
+ /* Now just save the option as normal. */
+ save_option($option);
+ }