<?php
namespace Admin\Model;
use Think\Model\RelationModel;
class UserModel extends RelationModel{
    //关联模型
    Protected $_link=array(
        "role"=>array(
            'mapping_type'=>self::MANY_TO_MANY,
            'foreign_key'=>"user_id",
            'relation_key'=>"role_id",
            'relation_table'=>"db_role_user",
        ),
    );
    //验证
    protected $_validate=array(
        //array("字段","验证规则","错误提示",["验证条件","附加条件","验证时间"]),
        array("user_name","require","用户名不能为空"),
        array("user_name","","用户名已存在",0,"unique"),
        array("user_password","require","密码不能为空"),
        array("user_password","6,40","密码长度需要6位以上",2,"length"),
        array('repassword','user_password','确认密码不正确',0,'confirm'), // 验证确认密码是否和密码一致
    );  
}