web优化 之 增量更新

本文Demo的完整工程代码, 参考dva-incremental-updating

目录

start

dva new dva-incremental-updating-html
npm run build && cat dist/index.html
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Dva Demo</title>
  <link rel="stylesheet" href="/index.css" />
<link href="/index.css" rel="stylesheet"></head>
<body>
  <div id="root"></div>
<script type="text/javascript" src="/index.js"></script></body>
</html>

template

vim src/index.ejs
<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
  <link rel="shortcut icon" href="//a.zhgcloud.com/static/favicon.ico" />
  <title>机械指挥官 - 工程机械物联网智慧管理解决方案</title>
</head>

<body>
  <div id="root"></div>
</body>

</html>
npm run build && cat dist/index.html
<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
  <link rel="shortcut icon" href="//a.zhgcloud.com/static/favicon.ico" />
  <title>机械指挥官 - 工程机械物联网智慧管理解决方案</title>
<link href="/index.css" rel="stylesheet"></head>

<body>
  <div id="root"></div>
<script type="text/javascript" src="/index.js"></script></body>

</html>

hash

vim .roadhogrc
{
  "entry": "src/index.js",
  "env": {
    "development": {
      "extraBabelPlugins": [
        "dva-hmr",
        "transform-runtime"
      ]
    },
    "production": {
      "extraBabelPlugins": [
        "transform-runtime"
      ]
    }
  },
  "hash": true
}
npm run build && cat dist/index.html
<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
  <link rel="shortcut icon" href="//a.zhgcloud.com/static/favicon.ico" />
  <title>机械指挥官 - 工程机械物联网智慧管理解决方案</title>
<link href="/index.b8406158.css" rel="stylesheet"></head>

<body>
  <div id="root"></div>
<script type="text/javascript" src="/index.8e912c9d.js"></script></body>

</html>

gulp

cnpm i -g gulp && cnpm i --save-dev gulp gulp-shell
vim gulpfile.js
var gulp = require('gulp');
var shell = require('gulp-shell');

var buildType = 'production';

gulp.task('build', shell.task([
  'npm run build',
  'echo production server deploy success!'
]));

gulp.task('deploy-production', ['build'], shell.task([
  'echo production server deploy success!'
]));

gulp.task('default', [`deploy-${buildType}`]);
gulp

url

vim change_url.py
#!/usr/bin/env python
# -*- coding:utf-8 -*-


def chnage_url():
    file = open('./dist/index.html', 'r+')
    lines = file.readlines()
    file.seek(0)
    for line in lines:
        new_line = line.replace('/index', '//a.zhgcloud.com/index')
        file.write(new_line)
    file.close()


chnage_url()
vim gulpfile.js
gulp.task('deploy-production', ['build'], shell.task([
  './change_url.py',
  'echo production server deploy success!'
]));

参考

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