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https://gitee.com/zoujingli/ThinkAdmin.git
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56 lines
1.7 KiB
PHP
56 lines
1.7 KiB
PHP
<?php
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namespace app\admin\controller;
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use controller\BasicAdmin;
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use think\Db;
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/**
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* 系统登录控制器
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* class Login
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* @package app\admin\controller
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* @author Anyon <zoujingli@qq.com>
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* @date 2017/02/10 13:59
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*/
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class Login extends BasicAdmin {
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/**
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* 控制器基础方法
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*/
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public function _initialize() {
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if ($this->_isLogin() && $this->request->action() !== 'out') {
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$this->redirect('@admin');
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}
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}
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/**
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* 用户登录
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* @return string
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*/
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public function index() {
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if ($this->request->isGet()) {
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$this->assign('title', '用户登录');
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return $this->fetch();
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} else {
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$username = $this->request->post('username', '', 'trim');
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$password = $this->request->post('password', '', 'trim');
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(empty($username) || strlen($username) < 4) && $this->error('登录账号长度不能少于4位有效字符!');
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(empty($password) || strlen($password) < 4) && $this->error('登录密码长度不能少于4位有效字符!');
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$user = Db::name('SystemUser')->where('username', $username)->find();
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empty($user) && $this->error('登录账号不存在，请重新输入!');
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($user['password'] !== md5($password)) && $this->error('登录密码与账号不匹配，请重新输入!');
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session('user', $user);
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$this->success('登录成功，正在进入系统...', '@admin');
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}
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}
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/**
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* 退出登录
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*/
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public function out() {
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session('user', null);
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$this->success('退出登录成功！', '@admin/login');
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}
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}
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