ORM::__get PHP Method

    public function __get($key)
    {
        return $this->offsetGet($key);
    }

 /**
  * Overload ORM::__get to support "parent" and "children" properties.
  *
  * @param   string  column name
  * @return  mixed
  */
 public function __get($column)
 {
     if ($column === 'parent') {
         if (empty($this->related[$column])) {
             // Load child model
             $model = ORM::factory(inflector::singular($this->children));
             if (array_key_exists($this->parent_key, $this->object)) {
                 // Find children of this parent
                 $model->where($model->primary_key, $this->object[$this->parent_key])->find();
             }
             $this->related[$column] = $model;
         }
         return $this->related[$column];
     } elseif ($column === 'children') {
         if (empty($this->related[$column])) {
             $model = ORM::factory(inflector::singular($this->children));
             if ($this->children === $this->table_name) {
                 // Load children within this table
                 $this->related[$column] = $model->where($this->parent_key, $this->object[$this->primary_key])->find_all();
             } else {
                 // Find first selection of children
                 $this->related[$column] = $model->where($this->foreign_key(), $this->object[$this->primary_key])->where($this->parent_key, NULL)->find_all();
             }
         }
         return $this->related[$column];
     }
     return parent::__get($column);
 }