/**
* Attach 3 models.
*
* @param mixed $id
* @param array $attributes
* @param boolean $touch
*
* @return void
*/
public function attach($id, array $attributes = array(), $touch = true)
{
// First check if developer provided an array of keys or models to attach
// and set other key as additional pivot data for generic attach method
// in order to make sure it is always saved upon attaching if provided.
if (is_array($id) && count($id) > 1) {
$otherId = $id[1] instanceof Model ? $id[1]->getKey() : $id[1];
$id = $id[0] instanceof Model ? $id[0]->getKey() : $id[0];
$attributes[$this->thirdKey] = $otherId;
}
return parent::attach($id, $attributes, $touch);
}
/**
* Attach a model to the parent.
*
* @param mixed $id
* @param array $attributes
* @param bool $touch
*/
public function attach($id, array $attributes = [], $touch = true)
{
$attributes[$this->getOrderColumnName()] = $this->getNextPosition();
parent::attach($id, $attributes, $touch);
}