<?php
	
	/**
	 * @Author: fm453
	 * @Date:   2021-09-09 22:18:46
	 * @Last Modified by:   fm453
	 * @Last Modified time: 2021-09-09 23:01:13
	 * @Email: fm453@lukegzs.com
	 */
	
	namespace frontend\models;
	
	use Yii;
	use yii\base\Model;
	use common\models\User;
	use common\models\CLog;
	
	/**
	 * Login form
	 */
	class LoginForm extends Model
	{
		public $username;
		public $password;
		public $rememberMe = TRUE;
		
		private $_user;
		
		
		/**
		 * @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) {
				$this->_user = User::findByUsername($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();
			$data = "登陆系统|途径：" . $nowFile;
			
			$model = new CLog();
			$model->username = $this->username;
			$model->ip = Yii::$app->request->userIP;
			$model->data = $data;
			$model->create_time = time();
			$model->save();
			
			//编制邮件发送通知
			$message = Yii::$app->mailer->compose();
			$message->setFrom(Yii::$app->params['noticeEmail']);
			//给登陆者发送
			$subject = "账号登陆提醒";
			$body = "您的账号【" . $this->username . "】刚刚登陆了网站:" . Yii::$app->getRequest()->absoluteUrl;
			$message->setTo(Yii::$app->user->identity->email)
				->setSubject($subject)
				->setTextBody($body)
				->send();
			//给管理人员发送
			$subject = "账号登陆提醒";
			$body = "API站账号【" . $this->username . "】刚刚登陆了网站:" . Yii::$app->getRequest()->absoluteUrl;
			$message->setTo('1280880631@qq.com')
				->setSubject($subject)
				->setTextBody($body)
				->send();
		}
	}