在模型中    

    public function beforeValidate()
    {
        $USERID = \Yii::$app->admin->identity->id;
        $DEPID = \Yii::$app->admin->identity->depid;
        $schoolid = \Yii::$app->admin->identity->schoolid; 
        if(parent::beforeValidate())
        {
            if ($this->isNewRecord) { 
                $this->USERID = $USERID; 
                $this->SCHOOLNO = $schoolid;
                $this->DEPID = $DEPID; 
                $this->STATUS = 0; 
                // return parent::beforeValidate();
            }
        }
        return parent::beforeValidate();
        // return true;
    }


public function beforeSave($insert)
    {
        // 
        if(\Yii::$app->request->post('modify', '')=='modify')
        {
            if($this->validatePassword($this->password)!=1)
            {
                $this->addError('username', '原密码错误，请输入正确的原密码');
                return false;
            }
            
        }
        // 新增记录和修改了密码
        if ($this->isNewRecord || (!$this->isNewRecord && $this->password)) {
            // $this->password = '44444';
            // Yii::trace($this->password, "passwordpassword");
            $this->setPassword($this->password);
            $this->generateAuthKey();
            $this->generatePasswordResetToken();
            //如果不是超级管理员，就把自己的学校ID赋予自己创建的子账号
            $username = \Yii::$app->admin->identity->username;
            if($username!='super')
            {
                $schoolid = \Yii::$app->admin->identity->schoolid;
                $this->schoolid = $schoolid;
            }
            //如果不是超级管理员，就把自己的学校ID赋予自己创建的子账号            
        }
        return parent::beforeSave($insert);
    }


public function beforeSave($insert)
    {
        if ($this->isNewRecord) {
            //如果不是超级管理员，就把自己的学校ID赋予自己创建的子账号
            $username = \Yii::$app->admin->identity->username;
            $depid = \Yii::$app->admin->identity->depid;
            $schoolid = \Yii::$app->admin->identity->schoolid;
            $adminid = \Yii::$app->admin->identity->id;
            if($username!='super')
            {
                $this->SCHOOLNO = $schoolid;
                // echo $schoolid;
                // exit;
            }
            //如果不是超级管理员，就把自己的学校ID赋予自己创建的子账号            
        }
        return parent::beforeSave($insert);
    }




    public function afterSave($insert, $changedAttributes)
    {
        // 只有在新增或者修改了角色信息，那么才要修改角色信息
        if ($insert) {
            $depid = \Yii::$app->admin->identity->depid;
            $PROPERTYNO = $depid.'-'.date("Y").'-'.$this->ID;
            BfamsBooktable::updateAll(['PROPERTYNO' => $PROPERTYNO], ['ID' => $this->ID]);
            // $PROPERTYNO = $depid.'-'.date("Y").$this->ID;
            // $this->PROPERTYNO = $PROPERTYNO;
            // $changedAttributes = [
            //     'PROPERTYNO' => $PROPERTYNO,
            // ]
            // $changedAttributes['PROPERTYNO'] = '333';
        }
        parent::afterSave($insert, $changedAttributes);
    }