}
/**
- * Return grade for given user or all users.
- *
- * @param int $attendanceid id of attendance
- * @param int $userid optional user id, 0 means all users
- * @return array array of grades, false if none
- */
-/*function attendance_get_user_grades($attendance, $userid=0) {
- global $CFG, $DB;
-
- require_once('_locallib.php');
-
- if (! $course = $DB->get_record('course', array('id'=> $attendance->course))) {
- error("Course is misconfigured");
- }
-
- $result = false;
- if ($userid) {
- $result = array();
- $result[$userid]->userid = $userid;
- $result[$userid]->rawgrade = $attendance->grade * get_percent($userid, $course, $attendance) / 100;
- } else {
- if ($students = get_course_students($course->id)) {
- $result = array();
- foreach ($students as $student) {
- $result[$student->id]->userid = $student->id;
- $result[$student->id]->rawgrade = $attendance->grade * get_percent($student->id, $course, $attendance) / 100;
- }
- }
- }
-
- return $result;
-}*/
-
-/**
- * Update grades by firing grade_updated event
- *
- * @param object $attendance null means all attendances
- * @param int $userid specific user only, 0 mean all
- */
-/*function attendance_update_grades($attendance=null, $userid=0, $nullifnone=true) {
- global $CFG, $DB;
- if (!function_exists('grade_update')) { //workaround for buggy PHP versions
- require_once($CFG->libdir.'/gradelib.php');
- }
-
- if ($attendance != null) {
- if ($grades = attendance_get_user_grades($attendance, $userid)) {
- foreach($grades as $k=>$v) {
- if ($v->rawgrade == -1) {
- $grades[$k]->rawgrade = null;
- }
- }
- attendance_grade_item_update($attendance, $grades);
- } else {
- attendance_grade_item_update($attendance);
- }
-
- } else {
- $sql = "SELECT a.*, cm.idnumber as cmidnumber, a.course as courseid
- FROM {attendance} a, {course_modules} cm, {modules} m
- WHERE m.name='attendance' AND m.id=cm.module AND cm.instance=a.id";
- if ($rs = $DB->get_records_sql($sql)) {
- foreach ($rs as $attendance) {
-// if ($attendance->grade != 0) {
- attendance_update_grades($attendance);
-// } else {
-// attendance_grade_item_update($attendance);
-// }
- }
- $rs->close($rs);
- }
- }
-}*/
-
-/**
* Create grade item for given attendance
*
* @param object $attendance object with extra cmidnumber