/**
* {@inheritdoc}
*/
public function getField($field = NULL) {
if (!isset($field)) {
if (!empty($this->formula)) {
$field = $this->getFormula();
}
else {
$field = $this->tableAlias . '.' . $this->realField;
}
}
// If grouping, check to see if the aggregation method needs to modify the field.
if ($this->view->display_handler->useGroupBy()) {
$this->view->initQuery();
if ($this->query) {
$info = $this->query->getAggregationInfo();
if (!empty($info[$this->options['group_type']]['method'])) {
$method = $info[$this->options['group_type']]['method'];
if (method_exists($this->query, $method)) {
return $this->query->$method($this->options['group_type'], $field);
}
}
}
}
return $field;
}
