node.js 使用教程-3.gulp-file-include 详细教程

2022-09-22 16:14:43 浏览数 (2)

前言

gulp-file-include是gulp插件,它提供了一个 include 方法让我们可以像后端模板那样把公共部分的页面导入进来，实现 html 复用。

环境准备

gulp-file-include 是gulp的插件，所以需要先安装gulp

代码语言：javascript复制
npm install -g gulp
npm install gulp --save-dev 
npm install gulp-file-include --save-dev

gulp 版本目前是4.0.2

include 使用

目录结构

index.html

代码语言：javascript复制
<!DOCTYPE html>
<html>
  <body>
  @@include('./view.html')
  @@include('./var.html', {
    "name": "haoxin",
    "age": 12345,
    "socials": {
      "fb": "facebook.com/include",
      "tw": "twitter.com/include"
    }
  })
  </body>
</html>

view.html

代码语言：javascript复制
<h1>view</h1>

var.html

代码语言：javascript复制
<label>@@name</label>
<label>@@age</label>
<strong>@@socials.fb</strong>
<strong>@@socials.tw</strong>

gulpfile.js 合并html

代码语言：javascript复制
var gulp = require('gulp');       // 导入gulp
const fileinclude = require('gulp-file-include');

gulp.task('fileinclude', async ()=> {
  gulp.src(['src/index.html'])
    .pipe(fileinclude({
      prefix: '@@',
      basepath: '@file'
    }))
    .pipe(gulp.dest('dist/'));
});

执行命令

代码语言：javascript复制
gulp fileinclude

就可以得到dist/index.html

代码语言：javascript复制
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <h1>include 使用示例</h1>
    <h1>view</h1>
    <label>haoxin</label>
<label>12345</label>
<strong>facebook.com/include</strong>
<strong>twitter.com/include</strong>
    </body>
</html>

filters

filters 可以把markdown 文档转成html 标签, 需先安装插件

代码语言：javascript复制
npm install markdown

index.html

代码语言：javascript复制
<!DOCTYPE html>
<html>
  <body>
  @@include(markdown('view.md'))
  @@include('./var.html', {
    "name": "haoxin",
    "age": 12345,
    "socials": {
        "fb": "facebook.com/include",
        "tw": "twitter.com/include"}
  })
  </body>
</html>

view.md

代码语言：javascript复制
# 环境
vscode

# 环境准备

1.安装
> npm install gulp -g

2.安装md插件
> npm install markdown

gulpfile.js

代码语言：javascript复制
const fileinclude = require('gulp-file-include');
const markdown = require('markdown');
const gulp = require('gulp');

gulp.task('fileinclude', async function() {
  gulp.src(['src/index.html'])
    .pipe(fileinclude({
      filters: {
        markdown: markdown.parse
      }
    }))
    .pipe(gulp.dest('dist/'));
});

执行gulp fileinclude后生成的dist/index.html

代码语言：javascript复制
<!DOCTYPE html>
<html>
  <body>
  <h1>环境</h1>

<p>vscode</p>

<h1>环境准备</h1>

<p>1.安装</p>

<blockquote><p>npm install gulp -g</p></blockquote>

<p>2.安装md插件</p>

<blockquote><p>npm install markdown</p></blockquote>
  <label>haoxin</label>
<label>12345</label>
<strong>facebook.com/include</strong>
<strong>twitter.com/include</strong>
  </body>
</html>

if 使用

index.html

代码语言：javascript复制
@@include('some.html', { "nav": true })

@@if (name === 'test' && nav === true) {
  @@include('test.html')
}

gulpfile.js

代码语言：javascript复制
fileinclude({
  context: {
    name: 'test'
  }
});

for 使用

index.html

代码语言：javascript复制
<ul>
@@for (var i = 0; i < arr.length; i  ) {
  <li>` arr[i] `</li>
}
</ul>

gulpfile.js

代码语言：javascript复制
fileinclude({
  context: {
    arr: ['test1', 'test2']
  }
});

loop 使用

index.html

代码语言：javascript复制
<body>
  @@loop('loop-article.html', [
    { "title": "My post title", "text": "<p>lorem ipsum...</p>" },
    { "title": "Another post", "text": "<p>lorem ipsum...</p>" },
    { "title": "One more post", "text": "<p>lorem ipsum...</p>" }
  ])
</body>

loop-article.html

代码语言：javascript复制
<article>
  <h1>@@title</h1>
  @@text
</article>

loop data.json

data.json

代码语言：javascript复制
[
  { "title": "My post title", "text": "<p>lorem ipsum...</p>" },
  { "title": "Another post", "text": "<p>lorem ipsum...</p>" },
  { "title": "One more post", "text": "<p>lorem ipsum...</p>" }
]

loop-article.html

代码语言：javascript复制
<body>
  @@loop("loop-article.html", "data.json")
</body>

webRoot内置上下文变量

上下文的webRoot字段包含从源文档到源根的相对路径（除非上下文选项中已设置该值）。 support/contact/index.html

代码语言：javascript复制
<!DOCTYPE html>
<html>
  <head>
    <link type=stylesheet src=@@webRoot/css/style.css>
  </head>
  <body>
    <h1>Support Contact Info</h1>
    <footer><a href=@@webRoot>Home</a></footer>
  </body>
  </body>
</html>

result:

代码语言：javascript复制
<!DOCTYPE html>
<html>
  <head>
    <link type=stylesheet src=../../css/style.css>
  </head>
  <body>
    <h1>Support Contact Info</h1>
    <footer><a href=../..>Home</a></footer>
  </body>
  </body>
</html>

github文档地址https://github.com/haoxins/gulp-file-include

gulp javascript html github git

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