/**
* Update activity grades
*
* @global object
* @global object
* @param object $data
* @param int $userid specific user only, 0 means all
* @param bool $nullifnone
*/
function data_update_grades($data, $userid=0, $nullifnone=true) {
global $CFG, $DB;
require_once($CFG->libdir.'/gradelib.php');
if (!$data->assessed) {
data_grade_item_update($data);
} else if ($grades = data_get_user_grades($data, $userid)) {
data_grade_item_update($data, $grades);
} else if ($userid and $nullifnone) {
$grade = new stdClass();
$grade->userid = $userid;
$grade->rawgrade = NULL;
data_grade_item_update($data, $grade);
} else {
data_grade_item_update($data);
}
}
/**
* Update grades by firing grade_updated event
*
* @param object $data null means all databases
* @param int $userid specific user only, 0 mean all
*/
function data_update_grades($data = null, $userid = 0, $nullifnone = true)
{
global $CFG;
if (!function_exists('grade_update')) {
//workaround for buggy PHP versions
require_once $CFG->libdir . '/gradelib.php';
}
if ($data != null) {
if ($grades = data_get_user_grades($data, $userid)) {
data_grade_item_update($data, $grades);
} else {
if ($userid and $nullifnone) {
$grade = new object();
$grade->userid = $userid;
$grade->rawgrade = NULL;
data_grade_item_update($data, $grade);
} else {
data_grade_item_update($data);
}
}
} else {
$sql = "SELECT d.*, cm.idnumber as cmidnumber\n FROM {$CFG->prefix}data d, {$CFG->prefix}course_modules cm, {$CFG->prefix}modules m\n WHERE m.name='data' AND m.id=cm.module AND cm.instance=d.id";
if ($rs = get_recordset_sql($sql)) {
while ($data = rs_fetch_next_record($rs)) {
if ($data->assessed) {
data_update_grades($data, 0, false);
} else {
data_grade_item_update($data);
}
}
rs_close($rs);
}
}
}