abstract：<dd><a href="{:url('Login/LoginOut')}">退出</a></dd><?php namespace app\admin\controller; use think\Controller; use think\facade\Session
<dd><a href="{:url('Login/LoginOut')}">退出</a></dd><?php
namespace app\admin\controller;
use think\Controller;
use think\facade\Session;
class Common extends Controller
{
public function __construct()
{
parent::__construct();
if (!Session::has('username')) {
$this->error('您還未登錄！請返回登錄！','Login/Login');
}
}
}{include file="/public/head"}
<body class="login-bg">
<div class="login layui-anim layui-anim-up">
<div class="message">后臺管理系統(tǒng)登錄</div>
<div id="darkbannerwrap"></div>
<form method="post" class="layui-form" >
<input name="username" placeholder="用戶名" type="text" id="username" lay-verify="required" class="layui-input" >
<hr class="hr15">
<input name="password" lay-verify="required" placeholder="密碼" id="password" type="password" class="layui-input">
<hr class="hr15">
<input value="登錄" lay-submit lay-filter="login" style="width:100%;" type="submit">
<hr class="hr20" >
</form>
</div>
<script>
$(function () {
layui.use('form', function(){
var form = layui.form;
//監(jiān)聽提交
form.on('submit(login)', function(data){
// alert(888)
$.post('{:url(\'DoLogin\')}',{
'username':$('#username').val(),
'password':$('#password').val()
},function (data) {
if (data.res ==1){
layer.msg(data.msg,function(){
location.href='{:url(\'Index/index\')}'
});
}
layer.msg(data.msg,function(){
});
})
return false;
});
});
})
</script>
</body>
</html><?php
/**
* @Author: Administrator
* @Date: 2018-12-28 15:15:07
* @Last Modified by: Administrator
* @Last Modified time: 2018-12-28 15:15:48
*/
namespace app\admin\controller;
use app\admin\model\UserModel;
use think\Controller;
use think\facade\Request;
use think\facade\Session;
class Login extends Controller
{
public function login()
{
// 渲染登錄頁面
return $this->fetch();
}
public function DoLogin()
{
// 獲取前臺提交的數(shù)據(jù)
$data = Request::param();
$username = $data['username'];
// 使用變量作為查詢條件到數(shù)據(jù)庫中查詢對應的數(shù)據(jù)
$user = UserModel::where('username', $username)->find();
if ($user != true) {
$info = ['res' => 0, 'msg' => '用戶名不存在！'];
} elseif ($data['password'] != $user['password']) {
$info = ['res' => 0, 'msg' => '密碼錯誤！'];
} else {
$info = ['res' => 1, 'msg' => '登錄成功！'];
Session::set('username', $user['username']);
}
return $info;
}
public function LoginOut()
{
// 刪除用戶名
Session::delete('username');
// 退出跳轉(zhuǎn)
$this->redirect('login');
}
}
Correcting teacher：韋小寶Correction time：2018-12-29 15:21:31
Teacher's summary：不錯！把你后面的作業(yè)都看了！基本上都是相差不大的增刪改查，對于簡單的項目來說增刪改查掌握了后就等于完成了一大半了！后面繼續(xù)加油吧！不要驕傲哦！