/**
* Removes all grades from gradebook
*
* @global stdClass
* @global object
* @param int $courseid
* @param string optional type
*/
function lesson_reset_gradebook($courseid, $type = '')
{
global $CFG, $DB;
$sql = "SELECT l.*, cm.idnumber as cmidnumber, l.course as courseid\n FROM {lesson} l, {course_modules} cm, {modules} m\n WHERE m.name='lesson' AND m.id=cm.module AND cm.instance=l.id AND l.course=:course";
$params = array("course" => $courseid);
if ($lessons = $DB->get_records_sql($sql, $params)) {
foreach ($lessons as $lesson) {
lesson_grade_item_update($lesson, 'reset');
}
}
}
/**
* Removes all grades from gradebook
* @param int $courseid
* @param string optional type
*/
function lesson_reset_gradebook($courseid, $type = '')
{
global $CFG;
$sql = "SELECT l.*, cm.idnumber as cmidnumber, l.course as courseid\n FROM {$CFG->prefix}lesson l, {$CFG->prefix}course_modules cm, {$CFG->prefix}modules m\n WHERE m.name='lesson' AND m.id=cm.module AND cm.instance=l.id AND l.course={$courseid}";
if ($lessons = get_records_sql($sql)) {
foreach ($lessons as $lesson) {
lesson_grade_item_update($lesson, 'reset');
}
}
}
/**
* Update grades in central gradebook
*
* @param object $lesson null means all lessons
* @param int $userid specific user only, 0 mean all
*/
function lesson_update_grades($lesson = null, $userid = 0, $nullifnone = true)
{
global $CFG;
if (!function_exists('grade_update')) {
//workaround for buggy PHP versions
require_once $CFG->libdir . '/gradelib.php';
}
if ($lesson != null) {
if ($grades = lesson_get_user_grades($lesson, $userid)) {
grade_update('mod/lesson', $lesson->course, 'mod', 'lesson', $lesson->id, 0, $grades);
} else {
if ($userid and $nullifnone) {
$grade = new object();
$grade->userid = $userid;
$grade->rawgrade = NULL;
grade_update('mod/lesson', $lesson->course, 'mod', 'lesson', $lesson->id, 0, $grade);
}
}
} else {
$sql = "SELECT l.*, cm.idnumber as cmidnumber, l.course as courseid\n FROM {$CFG->prefix}lesson l, {$CFG->prefix}course_modules cm, {$CFG->prefix}modules m\n WHERE m.name='lesson' AND m.id=cm.module AND cm.instance=l.id";
if ($rs = get_recordset_sql($sql)) {
if ($rs->RecordCount() > 0) {
while ($lesson = rs_fetch_next_record($rs)) {
lesson_grade_item_update($lesson);
if ($lesson->grade != 0) {
lesson_update_grades($lesson, 0, false);
}
}
}
rs_close($rs);
}
}
}