/**
* Set the base constraints on the relation query.
*
* @return void
*/
public function addConstraints()
{
$parentTable = $this->parent->getTable();
$this->setJoin();
if (static::$constraints) {
$this->query->where($parentTable . '.' . $this->firstKey, '=', $this->farParent->getKey());
}
}
/**
* Save a new model and attach it to the parent model.
*
* @param \Nova\Database\ORM\Model $model
* @param array $joining
* @param bool $touch
* @return \Nova\Database\ORM\Model
*/
public function save(Model $model, array $joining = array(), $touch = true)
{
$model->save(array('touch' => false));
$this->attach($model->getKey(), $joining, $touch);
return $model;
}
/**
* Associate the model instance to the given parent.
*
* @param \Nova\Database\ORM\Model $model
* @return \Nova\Database\ORM\Model
*/
public function associate(Model $model)
{
$this->parent->setAttribute($this->foreignKey, $model->getKey());
$this->parent->setAttribute($this->morphType, $model->getMorphClass());
return $this->parent->setRelation($this->relation, $model);
}