public function hex($len = null)
{
return parent::hex($len);
}
/**
* 插入前的自动处理
*
*/
public function beforeCreate()
{
// 字段未定义，并且是 NULL，在此处理
$this->datetime = $this->updated = $this->created = date('Y-m-d H:i:s');
$random = new Random();
$this->salt = substr(uniqid($random->hex(6)), -6);
$this->password = md5(md5($this->password) . $this->salt);
}
