chamilo / chamilo-lms

                // Locking button

                if (api_get_setting('gradebook_locking_enabled') == 'true') {

                    if ($cat->is_locked()) {

                        if (api_is_platform_admin()) {

                            $modify_icons .= '&nbsp;<a onclick="javascript:if (!confirm(\''.addslashes(get_lang('ConfirmToUnlockElement')).'\')) return false;" href="'.api_get_self().'?'.api_get_cidreq().'&category_id='.$cat->get_id().'&action=unlock">'.

                                Display::return_icon('lock.png', get_lang('UnLockEvaluation'), '', ICON_SIZE_SMALL).'</a>';

                        } else {

                            $modify_icons .= '&nbsp;<a href="#">'.Display::return_icon('lock_na.png', get_lang('GradebookLockedAlert'), '', ICON_SIZE_SMALL).'</a>';

                        }

                        $modify_icons .= '&nbsp;<a href="gradebook_flatview.php?export_pdf=category&selectcat='.$cat->get_id().'" >'.Display::return_icon('pdf.png', get_lang('ExportToPDF'), '', ICON_SIZE_SMALL).'</a>';

                    } else {

                        $modify_icons .= '&nbsp;<a onclick="javascript:if (!confirm(\''.addslashes(get_lang('ConfirmToLockElement')).'\')) return false;" href="'.api_get_self().'?'.api_get_cidreq().'&category_id='.$cat->get_id().'&action=lock">'.

                            $modify_icons .= '&nbsp;<a href="#">'.Display::return_icon('lock_na.png', get_lang('GradebookLockedAlert'), '', ICON_SIZE_SMALL).'</a>';

                        }

                        $modify_icons .= '&nbsp;<a href="gradebook_flatview.php?export_pdf=category&selectcat='.$cat->get_id().'" >'.Display::return_icon('pdf.png', get_lang('ExportToPDF'), '', ICON_SIZE_SMALL).'</a>';

                    } else {

                        $modify_icons .= '&nbsp;<a onclick="javascript:if (!confirm(\''.addslashes(get_lang('ConfirmToLockElement')).'\')) return false;" href="'.api_get_self().'?'.api_get_cidreq().'&category_id='.$cat->get_id().'&action=lock">'.

                            Display::return_icon('unlock.png', get_lang('LockEvaluation'), '', ICON_SIZE_SMALL).'</a>';

                        $modify_icons .= '&nbsp;<a href="#" >'.Display::return_icon('pdf_na.png', get_lang('ExportToPDF'), '', ICON_SIZE_SMALL).'</a>';

                    }

                }

                if (empty($grade_model_id) || $grade_model_id == -1) {