/**
* (non-PHPdoc)
* @see EPDBObject::removeFromDB()
*/
public function removeFromDB()
{
$id = $this->getId();
if ($this->updateSummaries) {
$this->loadFields(array('org_id'));
$orgId = $this->getField('org_id', false);
}
$success = parent::removeFromDB();
if ($success) {
foreach (EPTerm::select('id', array('course_id' => $id)) as $term) {
$term->setUpdateSummaries(false);
$success = $term->removeFromDB() && $success;
}
}
if ($this->updateSummaries && $orgId !== false) {
EPOrg::updateSummaryFields(array('terms', 'students', 'courses', 'active'), array('id' => $orgId));
}
return $success;
}
/**
* Returns the terms this student is enrolled in.
*
* @since 0.1
*
* @param string|array|null $fields
* @param array $conditions
*
* @return array of EPTerm
*/
protected function doGetTerms($fields, array $conditions)
{
$conditions[] = array(array('ep_students', 'id'), $this->getId());
return EPTerm::select($fields, $conditions, array(), array('ep_students_per_term' => array('INNER JOIN', array(array(array('ep_students_per_term', 'term_id'), array('ep_terms', 'id')))), 'ep_students' => array('INNER JOIN', array(array(array('ep_students_per_term', 'student_id'), array('ep_students', 'id'))))));
}
/**
* Retruns the terms linked to this org.
*
* @since 0.1
*
* @param array|null $fields
*
* @return array of EPTerm
*/
public function getTerms(array $fields = null)
{
if ($this->terms === false) {
$this->terms = EPTerm::select($fields, array('org_id' => $this->getId()));
}
return $this->terms;
}
