/**
* Removes all grades from gradebook
* @param int $courseid
* @param string optional type
*/
function forum_reset_gradebook($courseid, $type = '')
{
global $CFG;
$type = $type ? "AND f.type='{$type}'" : '';
$sql = "SELECT f.*, cm.idnumber as cmidnumber, f.course as courseid\n FROM {$CFG->prefix}forum f, {$CFG->prefix}course_modules cm, {$CFG->prefix}modules m\n WHERE m.name='forum' AND m.id=cm.module AND cm.instance=f.id AND f.course={$courseid} {$type}";
if ($forums = get_records_sql($sql)) {
foreach ($forums as $forum) {
forum_grade_item_update($forum, 'reset');
}
}
}
/**
* Removes all grades from gradebook
*
* @global object
* @global object
* @param int $courseid
* @param string $type optional
*/
function forum_reset_gradebook($courseid, $type='') {
global $CFG, $DB;
$wheresql = '';
$params = array($courseid);
if ($type) {
$wheresql = "AND f.type=?";
$params[] = $type;
}
$sql = "SELECT f.*, cm.idnumber as cmidnumber, f.course as courseid
FROM {forum} f, {course_modules} cm, {modules} m
WHERE m.name='forum' AND m.id=cm.module AND cm.instance=f.id AND f.course=? $wheresql";
if ($forums = $DB->get_records_sql($sql, $params)) {
foreach ($forums as $forum) {
forum_grade_item_update($forum, 'reset');
}
}
}
/**
* Update grades by firing grade_updated event
*
* @param object $forum null means all forums
* @param int $userid specific user only, 0 mean all
*/
function forum_update_grades($forum = null, $userid = 0, $nullifnone = true)
{
global $CFG;
if ($forum != null) {
require_once $CFG->libdir . '/gradelib.php';
if ($grades = forum_get_user_grades($forum, $userid)) {
grade_update('mod/forum', $forum->course, 'mod', 'forum', $forum->id, 0, $grades);
} else {
if ($userid and $nullifnone) {
$grade = new object();
$grade->userid = $userid;
$grade->rawgrade = NULL;
grade_update('mod/forum', $data->course, 'mod', 'forum', $forum->id, 0, $grade);
}
}
} else {
$sql = "SELECT f.*, cm.idnumber as cmidnumber\n FROM {$CFG->prefix}forum f, {$CFG->prefix}course_modules cm, {$CFG->prefix}modules m\n WHERE m.name='forum' AND m.id=cm.module AND cm.instance=f.id";
if ($rs = get_recordset_sql($sql)) {
if ($rs->RecordCount() > 0) {
while ($forum = rs_fetch_next_record($rs)) {
forum_grade_item_update($forum);
if ($forum->assessed) {
forum_update_grades($forum, 0, false);
}
}
}
rs_close($rs);
}
}
}
