<?php

/**
 * @Author: fm453
 * @Date:   2021-09-09 22:59:04
 * @Last Modified by:   fm453
 * @Last Modified time: 2021-09-10 19:55:54
 * @Email: fm453@lukegzs.com
 */

namespace backend\models;

use Yii;
use yii\base\Model;
use common\models\CLog;
use backend\models\Adminer;

/**
 * Login form
 */
class LoginForm extends Model
{
    public $username;
    public $password;
    public $rememberMe = true;

    private $_user;    //防止被外部程序修改


    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            // username and password are both required
            [['username', 'password'], 'required'],
            // rememberMe must be a boolean value
            ['rememberMe', 'boolean'],
            // password is validated by validatePassword()
            ['password', 'validatePassword'],
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'username' => Yii::t('common','Username'),
            'password' => Yii::t('common','Password'),
            'rememberMe' => Yii::t('common','Remember Me'),
        ];
    }

    /**
     * Validates the password.
     * This method serves as the inline validation for password.
     *
     * @param string $attribute the attribute currently being validated
     * @param array $params the additional name-value pairs given in the rule
     */
    public function validatePassword($attribute, $params)
    {
        if (!$this->hasErrors()) {
            $user = $this->getUser();
            if (!$user || !$user->validatePassword($this->password)) {
                $this->addError($attribute, Yii::t('common','Incorrect username or password.'));
            }
        }
    }

    /**
     * Logs in a user using the provided username and password.
     *
     * @return bool whether the user is logged in successfully
     */
    public function login()
    {
        if ($this->validate()) {
            return Yii::$app->user->login($this->getUser(), $this->rememberMe ? 3600 * 24 * 30 : 0);
        }

        return false;    //如果为true 将允许任意密码登陆
    }

    /**
     * Finds user by [[username]]
     *
     * @return User|null
     */
    protected function getUser()
    {
        if ($this->_user === null) {
            $this->_user = Adminer::findByUsername($this->username);    //千万注意后端的登陆使用的是Adminer模型，不是User
        }

        return $this->_user;
    }

    //登录记录
    public function loginLog(){
        $request = Yii::$app->getRequest();
        $nowFile = $request -> getScriptFile();
	    $url = $request->getUrl();
	    $hostInfo = $request->getHostInfo();
	    $port = $request->getPort();
	    $data = "登陆系统：";
	    $data .= "|域名：" . $hostInfo;
	    $data .= "|端口：" . $port;
	    $data .= "|网址：" . $url;
	    $data .= "|脚本：" . $nowFile;

        $model = new CLog();
        $model->username = $this->username;
        $model->ip = Yii::$app->request->userIP;
        $model->data = $data;
        $model->create_time = time();
        $model->save();
//		$res = $model->getErrors(); //数据保存报错时可以用此打印出错误
	    
	    //编制邮件发送通知(并发问题导致502错误，故暂只发一个邮件
	    $messages = [];
        $message = Yii::$app->mailer->compose();
//        $message->setFrom(Yii::$app->params['noticeEmail']);
	    
	    //message 给登陆者发送
        $subject = "账号登陆提醒";
	    $body = "您的账号【" . $this->username . "】刚刚登陆了网站:" . $request->absoluteUrl;
	    $message->setTo(Yii::$app->user->identity->email);
	    $message->setSubject($subject);
	    $message->setTextBody($body);
//        $message->send(); //单发时可用该方法，群发时会导致页面卡停，报502错
	    $messages[] = $message;
	    
	    //message2 给管理人员发送
	    $message2 = Yii::$app->mailer->compose();
        $subject = "账号登陆提醒";
	    $body = "运维账号【" . $this->username . "】刚刚登陆了网站:" . $request->absoluteUrl;
	    $message2->setTo('1280880631@qq.com');
	    $message2->setSubject($subject);
	    $message2->setTextBody($body);
	    $message2->send();
	    $messages[] = $message2;
	    
	    //群发
//		Yii::$app->mailer->sendMultiple($messages);
		
    }
}