E:\CODE\NODEJS\LEARN\WEB\EXPRESS-STATIC
│ server.js
│
├─html
│ index.html
│
└─public
├─css
│ index.css
│
├─imgs
│ 1.gif
│
└─js
index.js
<html>
<head>
<meta charset="UTF-8">
<title>My Index Page</title>
<link rel="stylesheet" href="/public/css/index.css" rel="external nofollow" >
</head>
<body>
<h1>It Works.</h1>
<hr>
<img src="/public/imgs/1.gif" />
</body>
</html>
* {
padding: 0px;
margin: 0px;
}
h1 {
color: yellowgreen;
}
body {
background-color: #2C001E;
}
var http = require('http');
var fs = require('fs');
function handle_request(req, res) {
// 客户端对服务器的请求,说白了就是对相关文件内容的请求。
res.writeHead(200, { 'Content-Type': 'text/html' });
res.end(get_file_content(__dirname + '\\' + 'html' + '\\' + 'index.html'));
}
function get_file_content(filepath) {
return fs.readFileSync(filepath);
}
var server = http.createServer(handle_request);
server.listen(8080);
node server.js
var http = require('http');
var fs = require('fs');
function handle_request(req, res) {
// 不管是什么请求,对文件的请求的话,应该是针对后缀名进行内容读取发放。
var suffix = req.url.substr(req.url.length - 4, req.url.length);
var realpath = __dirname + '\\' + 'public' + '\\';
var filename = req.url.substr(req.url.length - 9);
if (suffix === '.css') {
res.writeHead(200, { 'Content-Type': 'text/css' });
res.end(get_file_content(realpath + '\\css\\' + filename));
} else if (suffix === '.gif') {
res.writeHead(200, {'Content-Type': 'image/gif'});
res.end(get_file_content(realpath+'\\imgs\\1.gif'));
} else {
res.writeHead(200, { 'Content-Type': 'text/html' });
res.end(get_file_content(__dirname + '\\' + 'html' + '\\' + 'index.html'));
}
}
function get_file_content(filepath) {
return fs.readFileSync(filepath);
}
var server = http.createServer(handle_request);
server.listen(8080);
node server.js
/**
* 使用express来实现对于静态资源的控制。
*/
let express = require('express');
let fs = require('fs');
let path = require('path');
var app = express();
app.use(express.static(path.join(__dirname, './public')));
app.all('/', function(req, res){
console.log("=======================================");
console.log("请求路径:"+req.url);
var filename = req.url.split('/')[req.url.split('/').length-1];
var suffix = req.url.split('.')[req.url.split('.').length-1];
console.log("文件名:", filename);
if(req.url==='/'){
res.writeHead(200, {'Content-Type': 'text/html'});
res.end(get_file_content(path.join(__dirname, 'html', 'index.html')));
}else if(suffix==='css'){
res.writeHead(200, {'Content-Type': 'text/css'});
res.end(get_file_content(path.join(__dirname, 'public', 'css', filename)));
}else if(suffix in ['gif', 'jpeg', 'jpg', 'png']) {
res.writeHead(200, {'Content-Type': 'image/'+suffix});
res.end(get_file_content(path.join(__dirname, 'public', 'images', filename)));
}
});
function get_file_content(filepath){
return fs.readFileSync(filepath);
}
app.listen(8080);
<img src='/public/images/1.gif' />
<img src='/images/1.gif' />
<html>
<head>
<meta charset="UTF-8">
<title>My Index Page</title>
<link rel="stylesheet" href="/css/index.css" rel="external nofollow" >
</head>
<body>
<h1>It Works.</h1>
<hr>
<img src="/images/1.gif" /><br>
<img src="/images/2.jpg" alt=""><br>
<img src="/images/3.png" alt=""><br>
</body>
</html>
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