// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');
app.listen(3000);
<!DOCTYPE html>
<html>
<head>
<title>my index</title>
<link rel='stylesheet' href='/stylesheets/style.css' />
</head>
<body>
<h1>Hello World</h1>
<p>Welcome to</p>
<p><a href="login" rel="external nofollow" >登陆</a></p>
</body>
</html>
login.ejs
[html] view plain copy
<!DOCTYPE html>
<html>
<head>
<title>my login</title>
<link rel='stylesheet' href='/stylesheets/style.css' />
</head>
<body>
<h1>Hello World</h1>
<p>Welcome to</p>
<form action="ucenter" method="post">
<p>
<span>name:</span>
<br>
<input id="name" name="name" type="text">
</p>
<p>
<span>password:</span>
<br>
<input id="password" name="password" type="password">
</p>
<p><input type="submit" value="submit"></p>
</form>
<form action="checkall" method="get">
<input type="submit" value="全部">
</form>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>my checklist</title>
<link rel='stylesheet' href='/stylesheets/style.css' />
</head>
<body>
<%= datas %>
<br/>
<%= reason %>
<br/>
<%for(var i =0;i<datalist.length;i++){%>
<ol>
<li><%=datalist[i]._id%></li>
<li>
<%= datalist[i].name %>
<%= datalist[i].like%>
</li>
<li>
<%= datalist[i].password %>
<%= datalist[i].age%>
<%= datalist[i].info%>
</li>
</ol>
<%}%>
</body>
</html>
var express = require('express');
var router = express.Router();
/*
var user = require('../bin/app2').user;
*/
var mongo = require('mongodb');// 加载mogodb模块
var DB_CONN_STR = 'mongodb://localhost:27017/testdb1';//数据库的地址
/* GET home page. 处理请求信息*/
router.get('/', function (req, res, next) {
res.render('index1', {title: 'index1'});
});
/* login */
router.get('/login', function (req, res) {
res.render('login', {title: 'login'});
});
/*验证用户是否存在*/
var selectData = function (db, str, callback) { // 查找MongoDB是否含有相应的集合
//连接到表
var collection2 = db.collection('user');
collection2.find(str).toArray(function (err, result) {
if (err) {
console.log('Error:' + err);
return;
}
callback(result);
});
}
router.post('/ucenter', function (req, res) { //为验证请求添加路由
var query = {name: req.body.name, password: req.body.password};
mongo.connect(DB_CONN_STR, function (err, db) {
console.log("连接成功!");
selectData(db, query, function (result) {
if (result != 0) {
console.log(query.name + ": 登陆成功 " + new Date());
res.render('ucenter', {title: 'ucenter'});//跳转到指定页面
} else {
console.log(query.name + ": 登陆失败 " + new Date());
res.redirect('/');//返回当前页面
}
db.close();
})
});
});
/*查找所有数据*/
router.get("/checkall",function (req,res) {
mongo.connect(DB_CONN_STR,function (err,db) {
var collection = db.collection('user');
collection.find().toArray(function (err,result) {
if(err){
console.log('ERROR'+err);
res.redirect('/');
return;
}
console.log(result);
res.render('checkinfo',{
datas:"Hello Noder"
,datalist:result
,reason:"由于你长得丑,服务器拒绝了你这次的访问"
});
db.close();
});
});
})
module.exports = router;
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