web server博客项目
- Node.js 从零开发 web server博客项目[项目介绍]
- Node.js 从零开发 web server博客项目[接口]
- Node.js 从零开发 web server博客项目[数据存储]
- Node.js 从零开发 web server博客项目[登录]
- Node.js 从零开发 web server博客项目[日志]
- Node.js 从零开发 web server博客项目[安全]
- Node.js 从零开发 web server博客项目[express重构博客项目]
- Node.js 从零开发 web server博客项目[koa2重构博客项目]
- Node.js 从零开发 web server博客项目[上线与配置]
文章目录
目录结构
|-- app.js
|-- package.json
|-- bin
| |-- www.js
|-- src
|-- controller
| |-- blog.js
| |-- user.js
|-- model
| |-- resModel.js
|-- router
|-- blog.js
|-- user.js
package.json
{
"name": "blog-1",
"version": "1.0.0",
"description": "",
"main": "bin/www.js",
"scripts": {
"dev": "cross-env NODE_ENV=dev nodemon ./bin/www.js",
"prd": "cross-env NODE_ENV=production nodemon ./bin/www.js"
},
"keywords": [],
"author": "",
"license": "ISC",
"devDependencies": {
"cross-env": "^5.2.0",
"nodemon": "^1.19.1"
}
}
www.js
const http = require('http')
const port = 9527
const serverHandle = require('../app')
const server = http.createServer(serverHandle)
server.listen(port, () => {
console.log(`server is running on ${port}`)
})
app.js
const querystring = require('querystring')
const handleBlogRouter = require('./src/router/blog')
const handleUserRouter = require('./src/router/user')
// 处理 post data
const getPostData = (req) => {
const promise = new Promise((resolve, reject) => {
if (req.method !== 'POST') {
resolve({})
return
}
if (req.headers['content-type'] !== 'application/json') {
resolve({})
return
}
let postData = ''
req.on('data', chunk => {
postData += chunk.toString()
})
req.on('end', () => {
if (!postData) {
resovle({})
return
}
resolve(
JSON.parse(postData)
)
})
})
return promise
}
const serverHandle = (req, res) => {
// 设置返回文件格式 JSON
res.setHeader('Content-type', 'application/json')
const url = req.url
// 获取path
req.path = url.split('?')[0]
// 解析 query
req.query = querystring.parse(url.split('?')[1])
getPostData(req).then(postData => {
req.body = postData
// 处理 blog 路由
const blogData = handleBlogRouter(req, res)
if (blogData) {
res.end(
JSON.stringify(blogData)
)
return
}
// 处理 user 路由
const userData = handleUserRouter(req, res)
if (userData) {
res.end(
JSON.stringify(userData)
)
return
}
// 未命中路由, 返回404
res.writeHead(404, {
"content-type": "text/plain"
})
res.write("404 Not Found\n")
res.end()
})
}
module.exports = serverHandle
// process.env.NODE_ENV
router/blog.js
const {
getList,
getDtail,
newBlog,
updateBlog,
delBlog
} = require('../controller/blog')
const {
SuccessModel,
ErrorModel
} = require('../model/resModel')
const handleBlogRouter = (req, res) => {
const {
method,
path
} = req
const id = req.query.id
// 获取博客列表
if (method === 'GET' && path === '/api/blog/list') {
const {
author,
keyword
} = req.query || ''
const listData = getList(author, keyword)
return new SuccessModel(listData)
}
// 获取一篇博客的内容
if (method === 'GET' && path === '/api/blog/detail') {
const data = getDtail(id)
return new SuccessModel(data)
}
// 新增一篇博客
if (method === 'POST' && path === '/api/blog/new') {
const data = newBlog(req.body)
return new SuccessModel(data)
}
// 更新一篇博客
if (method === 'POST' && path === '/api/blog/update') {
const result = updateBlog(id, req.body)
if (result) {
return new SuccessModel(data)
} else {
return ErrorModel('更新博客失败')
}
}
// 删除一篇博客
if (method === 'POST' && path === '/api/blog/del') {
const result = delBlog(id)
if (result) {
return new SuccessModel(result)
} else {
return new ErrorModel('删除博客失败')
}
}
}
module.exports = handleBlogRouter
router/user.js
const {
loginCheck
} = require('../controller/user')
const { SuccessModel, ErrorModel} = require('../model/resModel')
const handleUserRouter = (req, res) => {
const {
method,
path
} = req
// 登录
if (method === 'POST' && path === '/api/user/login') {
const {
username,
password
} = req.body
const result = loginCheck(username, password)
if (result) {
return new SuccessModel(result)
} else {
return new ErrorModel('登录失败')
}
}
}
module.exports = handleUserRouter
假数据
controller/blog.js
const getList = (author, keyword) => {
// 博客列表
return [{
id: 1,
title: '标题a',
content: '内容a',
createTime: 1562085127324,
suthor: 'zhangsan'
},
{
id: 2,
title: '标题b',
content: '内容b',
createTime: 1562085168425,
suthor: 'lisi'
},
]
}
// 博客内容
const getDtail = (id) => {
return {
id: 1,
title: '标题a',
content: '内容a',
createTime: 1562085127324,
suthor: 'zhangsan'
}
}
// 新增一篇博客
const newBlog = (blogData) => {
// 赋予id
return {
id: 3
}
}
// 更新一篇博客
const updateBlog = (id, blogData = {}) => {
console.log(`更新一篇博客, ID:${id}, 内容:${blogData}`)
return true
}
// 删除一篇博客
const delBlog = (id) => {
console.log(`删除一篇博客, ID:${id}`)
return true
}
module.exports = {
getList,
getDtail,
newBlog,
updateBlog,
delBlog
}
controller/user.js
const loginCheck = (username, password) => {
if (username === 'zhangsan' && password === '1234') {
return true
}
}
module.exports = {
loginCheck
}