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| import {
| hasOwn,
| isPlainObject
| } from 'uni-shared'
| import getRealPath from 'uni-platform/helpers/get-real-path'
|
| const TAGS = {
| a: '',
| abbr: '',
| address: '',
| article: '',
| aside: '',
| b: '',
| bdi: '',
| bdo: ['dir'],
| big: '',
| blockquote: '',
| br: '',
| caption: '',
| center: '',
| cite: '',
| code: '',
| col: ['span', 'width'],
| colgroup: ['span', 'width'],
| dd: '',
| del: '',
| div: '',
| dl: '',
| dt: '',
| em: '',
| fieldset: '',
| font: '',
| footer: '',
| h1: '',
| h2: '',
| h3: '',
| h4: '',
| h5: '',
| h6: '',
| header: '',
| hr: '',
| i: '',
| img: ['alt', 'src', 'height', 'width'],
| ins: '',
| label: '',
| legend: '',
| li: '',
| mark: '',
| nav: '',
| ol: ['start', 'type'],
| p: '',
| pre: '',
| q: '',
| rt: '',
| ruby: '',
| s: '',
| section: '',
| small: '',
| span: '',
| strong: '',
| sub: '',
| sup: '',
| table: ['width'],
| tbody: '',
| td: ['colspan', 'height', 'rowspan', 'width'],
| tfoot: '',
| th: ['colspan', 'height', 'rowspan', 'width'],
| thead: '',
| tr: ['colspan', 'height', 'rowspan', 'width'],
| tt: '',
| u: '',
| ul: ''
| }
| const CHARS = {
| amp: '&',
| gt: '>',
| lt: '<',
| nbsp: ' ',
| quot: '"',
| apos: "'"
| }
|
| function decodeEntities (htmlString) {
| return htmlString.replace(/&(([a-zA-Z]+)|(#x{0,1}[\da-zA-Z]+));/gi, function (match, stage) {
| if (hasOwn(CHARS, stage) && CHARS[stage]) {
| return CHARS[stage]
| }
| if (/^#[0-9]{1,4}$/.test(stage)) {
| return String.fromCharCode(stage.slice(1))
| }
| if (/^#x[0-9a-f]{1,4}$/i.test(stage)) {
| return String.fromCharCode('0' + stage.slice(1))
| }
| const wrap = document.createElement('div')
| wrap.innerHTML = match
| return wrap.innerText || wrap.textContent
| })
| }
|
| function normlizeValue (tagName, name, value) {
| if (tagName === 'img' && name === 'src') return getRealPath(value)
| return value
| }
|
| export default function parseNodes (nodes, parentNode, scopeId, triggerItemClick) {
| nodes.forEach(function (node) {
| if (!isPlainObject(node)) {
| return
| }
| if (!hasOwn(node, 'type') || node.type === 'node') {
| if (!(typeof node.name === 'string' && node.name)) {
| return
| }
| const tagName = node.name.toLowerCase()
| if (!hasOwn(TAGS, tagName)) {
| return
| }
| const elem = document.createElement(tagName)
| if (!elem) {
| return
| }
| const attrs = node.attrs
| scopeId && elem.setAttribute(scopeId, '')
| if (isPlainObject(attrs)) {
| const tagAttrs = TAGS[tagName] || []
| Object.keys(attrs).forEach(function (name) {
| let value = attrs[name]
| switch (name) {
| case 'class':
| /* eslint-disable no-fallthrough */
| Array.isArray(value) && (value = value.join(' '))
| case 'style':
| elem.setAttribute(name, value)
| break
| default:
| if (tagAttrs.indexOf(name) !== -1) {
| elem.setAttribute(name, normlizeValue(tagName, name, value))
| }
| }
| })
| }
|
| processClickEvent(node, elem, triggerItemClick)
|
| const children = node.children
| if (Array.isArray(children) && children.length) {
| parseNodes(node.children, elem, scopeId, triggerItemClick)
| }
|
| parentNode.appendChild(elem)
| } else {
| if (node.type === 'text' && typeof node.text === 'string' && node.text !== '') {
| parentNode.appendChild(document.createTextNode(decodeEntities(node.text)))
| }
| }
| })
| return parentNode
| }
|
| function processClickEvent (node, elem, triggerItemClick) {
| if (['a', 'img'].includes(node.name) && triggerItemClick) {
| elem.setAttribute('onClick', 'return false;')
| elem.addEventListener('click', (e) => {
| triggerItemClick(e, { node })
| e.stopPropagation()
| }, true)
| }
| }
|
|
