示例#1
0
                            AND module_id > 0
                        GROUP BY module_id", $terms, $course_id);
        foreach ($result as $row) {
            $mid = $row->module_id;
            if ($mid == MODULE_ID_UNITS) { // course inits
                $chart->growWithPoint($langCourseUnits, $row->tot_dur);
            } else { // other modules
                $chart->growWithPoint($modules[$mid]['title'], $row->tot_dur);
            }
        }
        $chart_error = $langDurationExpl;
        break;
}

if (isset($_POST['btnUsage'])) {
    $chart->normalize();
    $tool_content .= $chart->plot($chart_error);
}

$letterlinks = '';
$result = Database::get()->queryArray("SELECT LEFT(a.surname, 1) AS first_letter
        FROM user AS a LEFT JOIN course_user AS b ON a.id = b.user_id
        WHERE b.course_id = ?d
        GROUP BY first_letter ORDER BY first_letter", $course_id);
foreach ($result as $row) {
    $first_letter = $row->first_letter;
    $letterlinks .= '<a href="?course=' . $course_code . '&amp;first=' . urlencode($first_letter) . '">' . q($first_letter) . '</a> ';
}

$user_opts = '<option value="-1">' . $langAllUsers . "</option>";
$user_opts .= '<option value="0">' . $langAnonymous . "</option>";