정적인 파일의 서비스

수업소개

이미지, 자바스크립트, CSS와 같은 파일을 서비스하는 방법을 살펴보겠습니다.
강의

소스코드

변경사항
main.js
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
var express = require('express')
var app = express()
var fs = require('fs');
var path = require('path');
var qs = require('querystring');
var bodyParser = require('body-parser');
var sanitizeHtml = require('sanitize-html');
var compression = require('compression')
var template = require('./lib/template.js');
 
app.use(express.static('public'));
app.use(bodyParser.urlencoded({ extended: false }));
app.use(compression());
app.get('*', function(request, response, next){
  fs.readdir('./data', function(error, filelist){
    request.list = filelist;
    next();
  });
});
 
//route, routing
//app.get('/', (req, res) => res.send('Hello World!'))
app.get('/', function(request, response) { 
  var title = 'Welcome';
  var description = 'Hello, Node.js';
  var list = template.list(request.list);
  var html = template.HTML(title, list,
    `
    <h2>${title}</h2>${description}
    <img src="/images/hello.jpg" style="width:300px; display:block; margin-top:10px;">
    `,
    `<a href="/create">create</a>`
  ); 
  response.send(html);
});
 
app.get('/page/:pageId', function(request, response) { 
  var filteredId = path.parse(request.params.pageId).base;
  fs.readFile(`data/${filteredId}`, 'utf8', function(err, description){
    var title = request.params.pageId;
    var sanitizedTitle = sanitizeHtml(title);
    var sanitizedDescription = sanitizeHtml(description, {
      allowedTags:['h1']
    });
    var list = template.list(request.list);
    var html = template.HTML(sanitizedTitle, list,
      `<h2>${sanitizedTitle}</h2>${sanitizedDescription}`,
      ` <a href="/create">create</a>
        <a href="/update/${sanitizedTitle}">update</a>
        <form action="/delete_process" method="post">
          <input type="hidden" name="id" value="${sanitizedTitle}">
          <input type="submit" value="delete">
        </form>`
    );
    response.send(html);
  });
});
 
app.get('/create', function(request, response){
  var title = 'WEB - create';
  var list = template.list(request.list);
  var html = template.HTML(title, list, `
    <form action="/create_process" method="post">
      <p><input type="text" name="title" placeholder="title"></p>
      <p>
        <textarea name="description" placeholder="description"></textarea>
      </p>
      <p>
        <input type="submit">
      </p>
    </form>
  `, '');
  response.send(html);
});
 
app.post('/create_process', function(request, response){
  var post = request.body;
  var title = post.title;
  var description = post.description;
  fs.writeFile(`data/${title}`, description, 'utf8', function(err){
    response.writeHead(302, {Location: `/?id=${title}`});
    response.end();
  });
});
 
app.get('/update/:pageId', function(request, response){
  var filteredId = path.parse(request.params.pageId).base;
  fs.readFile(`data/${filteredId}`, 'utf8', function(err, description){
    var title = request.params.pageId;
    var list = template.list(filelist);
    var html = template.HTML(title, list,
      `
      <form action="/update_process" method="post">
        <input type="hidden" name="id" value="${title}">
        <p><input type="text" name="title" placeholder="title" value="${title}"></p>
        <p>
          <textarea name="description" placeholder="description">${description}</textarea>
        </p>
        <p>
          <input type="submit">
        </p>
      </form>
      `,
      `<a href="/create">create</a> <a href="/update?id=${title}">update</a>`
    );
    response.send(html);
  });
});
 
app.post('/update_process', function(request, response){
  var post = request.body;
  var id = post.id;
  var title = post.title;
  var description = post.description;
  fs.rename(`data/${id}`, `data/${title}`, function(error){
    fs.writeFile(`data/${title}`, description, 'utf8', function(err){
      response.redirect(`/?id=${title}`);
    })
  });
});
 
app.post('/delete_process', function(request, response){
  var post = request.body;
  var id = post.id;
  var filteredId = path.parse(id).base;
  fs.unlink(`data/${filteredId}`, function(error){
    response.redirect('/');
  });
});
 
app.listen(3000, function() {
  console.log('Example app listening on port 3000!')
});
코스 전체목록

정적인 파일의 서비스

수업소개

강의

소스코드

댓글
