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htmldom

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htmldom

Simplified html handle in nodejs

3.0.8
Source
npm

Version published: 6 years ago

Weekly downloads: 710; increased by117.13%

Maintainers: 1

Weekly downloads

Created: 10 years ago

Source

htmldom — Simplified html or xml handle in nodejs

var HtmlDom = require('htmldom');

install

npm install htmldom --save

test

npm test

online demo

http://douzi8.github.io/htmldom/

browserify

Exports HtmlDom to front, then uglify it

browserify htmldom.js -s HtmlDom > htmldom.front.js 
uglifyjs htmldom.front.js -o htmldom.front.js

API

Constructor(code, options)

{string} code html string
[object] options

// html code
var html = new HtmlDom('<div>1</div>');
var $ = html.$;

$('div').addClass('test').attr('k', 'v');
console.log(html.html());



// xml code
var xml = new HtmlDom('<?xml version="1.0" encoding="utf-8" ?><tag><item></item></tag>')

dom

The structure of html dom, it's an array with object item, list item type

html.dom

documentType

{
  type: 'documentType',
  value: '<!doctype html>'
}

tag

{
  type: 'tag',
  name: 'div',
  isVoid: false,
  attributes: {
    id: 'test'
  },
  children: [],
  // Parent is null or a tag
  parent: {

  }
}

text

{
  type: 'text',
  value: 'welcome'
}

comment

{
  type: 'comment',
  value: 'header comment',
  isIEHack: false
}

$(selector)

{string} selector w3c selector, support list
- element
- *
- element > element
- element + element
- element ~ element
- #id
- .class
- [attribute]
- [attribute=value]
- [attribute^=value]
- [attribute$=value]
- [attribute~=value]
- [attribtue*=value]

var $ = html.$;
$('div .class a')
$('.item > *')
$('div + p')
$('.item ~ p')
$('.item > a')
$('.wrap .item')
$('#id li')
$('[title]').attr('key', 'value').addClass('cls').removeClass('cls2');

support jQuery method list

length

$('').length;
$('')[0]        // first element
$('')[1]        // second

hasClass(class)

$('').hasClass('cls');

addClass(class)

$('').addClass('cls');
$('').addClass('cls1 cls2');

removeClass(class)

$('').removeClass()           // remove all class
$('').removeClass('one')      // remove one
$('').removeClass('one two')  // remove multiple

attr(key, value)

$('').attr('key', 'value')   // assign
$('').attr('key', function(index,oldValue) {});
$('').attr({});              // multiple assign
$('').attr('key', null)      // remove attr

data(name, value)

<div data-true="true" data-false="false" data-null="null" 
     data-obj='{"key": "value"}' data-array="[1, 2]" 
     data-string="word"></div>

$('div').data('true') === true
$('div').data('null') === null
$('div').data('obj')            // {key: "value" }
$('div').data('id', 5)          // set data

parent(selector)

$('').parent()
$('').parent('.cls')

html(content)

$('').html()                 // get html
$('').html('12')             // set html

append(content)
prepend(content)
before(content)
after(content)

$('').append('<h3>title');
$('').before('<h3>title');

remove()

$('').remove();

css(property, value)

$('').css('height');               // get
$('').css('height', '200px');      // set
$('').css('height', null);         // remove
$('').css({
  
});

find(selector)

$('div').find('.item > a')

filter(selector)

$('').filter('[data-id=1]')
$('').filter(function(index) {
  return $(this[index]).attr('data-id') == 1;
});

eq(index)

$('').eq(0)     // first element
$('').eq(-1)    // last element

each(function(index, item) {})

$('').each(function(index, item) {
  var $item = $(item);
});

html()

If you want get html string fast, choose this api, it's only output origin html code

html.html()
// Is tag closed with '/'
html.html({ selfClosed: true })

stringify()

{object} options

{boolean} [options.booleanAttributes=false] remove boolean attribute

<input disabled="disabled"> => <input disbaled>

{boolean} [options.removeAttributeQuotes=false]

<div id="test"></div> => <div id=test></div>

{boolean} [options.selfClosed] Is tag closed with '/'
{boolean} [options.removeJsType=true]

<script type="text/javascript"></script> => <script></script>

{boolean} [options.removeCssType=true]

<style type="text/css"></style> => <style></style>

{array} [options.jsCodeType] js code type

<script type="text/config">
  // This also js code
  // Set options.jsCodeType = ['text/config'] for uglify js code
  var a = 4;
</script>

{array} [options.templateType] html code type

<script type="text/template">
  <!-- This is html code
   Set options.templateType = ['text/template'] for uglify html code -->
  <div>
  </div>
</script>

{object} [options.cssdom]
Use cssdom uglify css code with style tag

<style>a { color:red; } </style> => <style>a{color:#f00}</style>

{object} [options.uglifyJs]
Use uglify-js uglify js code with script tag and inline events

<script> var a = 5; </script>         => ...
<div onclick="return false"></div>    => <div onclick="return !1"></div>

html.stringify({
  booleanAttributes: true,
  templateType: ['text/template'],
  selfClosed: false,
  uglifyJs: {}
});

beautify()

{object} options
- {string} [options.indent=' '] code indent
- {boolean} [options.selfClosed] Is tag closed with '/'
- {object} [options.cssdom]
  Use cssdom beautify css code
- {object} [options.jsBeautify]
  Use js-beautify beautify js code

html.beautify({
  indent: '  ',
  selfClosed: false,
  jsBeautify: {}
});

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Package last updated on 09 Oct 2018

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