/**
* Add a new corequisite for a course.
*
* @param int $cid The course ID to add as a corequisite.
* @param bool True on success, False otherwise.
*/
function add_corequisite($cid, $add_to_curriculum = false)
{
if (empty($this->id)) {
return false;
}
if ($this->is_prerequisite($cid) || $this->is_corequisite($cid)) {
return false;
}
$cp = new stdClass();
$cp->curriculumcourseid = $this->id;
$cp->courseid = $cid;
$cp->id = $this->_db->insert_record(coursecorequisite::TABLE, $cp);
$result = !empty($cp->id);
if ($result && $add_to_curriculum) {
$data = new object();
$data->curriculumid = $this->curriculumid;
$data->courseid = $cid;
$data->timeperiod = 'year';
$currprereq = new curriculumcourse($data);
if (!$currprereq->is_recorded()) {
$currprereq->save();
}
}
return $result;
}