refactor(plugins): update search plugin
This commit is contained in:
qingwei.li
cinwell.li
parent
86594a3118
commit
079bd00395
22 changed files with 348 additions and 393 deletions
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@ -1,5 +1,4 @@
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// From https://github.com/egoist/vue-ga/blob/master/src/index.js
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function appendScript () {
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const script = document.createElement('script')
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script.async = true
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@ -24,19 +23,13 @@ function collect () {
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window.ga('send', 'pageview')
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}
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const install = function () {
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if (install.installed) return
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install.installed = true
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const install = function (hook) {
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if (!window.$docsify.ga) {
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console.error('[Docsify] ga is required.')
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return
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}
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window.$docsify.plugins = [].concat(function (hook) {
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hook.init(collect)
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hook.beforeEach(collect)
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}, window.$docsify.plugins)
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hook.beforeEach(collect)
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}
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export default install()
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window.$docsify.plugins = [].concat(install, window.$docsify.plugins)
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@ -1,349 +0,0 @@
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let INDEXS = {}
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const CONFIG = {
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placeholder: 'Type to search',
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paths: 'auto',
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maxAge: 86400000 // 1 day
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}
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const isObj = function (obj) {
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return Object.prototype.toString.call(obj) === '[object Object]'
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}
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const escapeHtml = function (string) {
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const entityMap = {
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'&': '&',
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'<': '<',
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'>': '>',
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'"': '"',
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"'": ''',
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'/': '/'
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}
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return String(string).replace(/[&<>"'\/]/g, s => entityMap[s])
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}
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/**
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* find all filepath from A tag
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*/
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const getAllPaths = function () {
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const paths = []
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;[].slice.call(document.querySelectorAll('a'))
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.map(node => {
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const href = node.href
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if (/#\/[^#]*?$/.test(href)) {
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const path = href.replace(/^[^#]+#/, '')
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if (paths.indexOf(path) <= 0) paths.push(path)
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}
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})
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return paths
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}
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/**
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* return file path
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*/
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const genFilePath = function (path, basePath = window.$docsify.basePath) {
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let filePath = /\/$/.test(path) ? `${path}README.md` : `${path}.md`
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filePath = basePath + filePath
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return filePath.replace(/\/+/g, '/')
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}
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/**
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* generate index
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*/
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const genIndex = function (path, content = '') {
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INDEXS[path] = { slug: '', title: '', body: '' }
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let slug
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content
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// remove PRE and TEMPLATE tag
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.replace(/<template[^>]*?>[\s\S]+?<\/template>/g, '')
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// find all html tag
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.replace(/<(\w+)([^>]*?)>([\s\S]+?)<\//g, (match, tag, attr, html) => {
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// remove all html tag
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const text = html.replace(/<[^>]+>/g, '')
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// tag is headline
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if (/^h\d$/.test(tag)) {
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// <h1 id="xxx"></h1>
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const id = attr.match(/id="(\S+)"/)[1]
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slug = `#/${path}#${id}`.replace(/\/+/, '/')
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INDEXS[slug] = { slug, title: text, body: '' }
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} else {
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if (!slug) return
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// other html tag
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if (!INDEXS[slug]) {
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INDEXS[slug] = {}
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} else {
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if (INDEXS[slug].body && INDEXS[slug].body.length) {
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INDEXS[slug].body += '\n' + text
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} else {
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INDEXS[slug].body = text
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}
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}
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}
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})
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}
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/**
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* component
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*/
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class SearchComponent {
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constructor () {
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if (this.rendered) return
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this.style()
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const el = document.createElement('div')
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const aside = document.querySelector('aside')
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el.classList.add('search')
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aside.insertBefore(el, aside.children[0])
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this.render(el)
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this.rendered = true
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this.bindEvent()
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}
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style () {
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const code = `
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.sidebar {
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padding-top: 0;
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}
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.search {
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margin-bottom: 20px;
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padding: 6px;
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border-bottom: 1px solid #eee;
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}
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.search .results-panel {
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display: none;
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}
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.search .results-panel.show {
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display: block;
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}
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.search input {
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outline: none;
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border: none;
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width: 100%;
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padding: 7px;
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line-height: 22px;
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font-size: 14px;
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}
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.search h2 {
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font-size: 17px;
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margin: 10px 0;
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}
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.search a {
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text-decoration: none;
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color: inherit;
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}
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.search .matching-post {
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border-bottom: 1px solid #eee;
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}
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.search .matching-post:last-child {
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border-bottom: 0;
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}
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.search p {
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font-size: 14px;
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overflow: hidden;
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text-overflow: ellipsis;
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display: -webkit-box;
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-webkit-line-clamp: 2;
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-webkit-box-orient: vertical;
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}
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.search p.empty {
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text-align: center;
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}
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`
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const style = document.createElement('style')
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style.innerHTML = code
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document.head.appendChild(style)
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}
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render (dom) {
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dom.innerHTML = `<input type="search" placeholder="${CONFIG.placeholder}" /><div class="results-panel"></div>`
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}
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bindEvent () {
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const search = document.querySelector('.search')
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const input = search.querySelector('.search input')
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const panel = search.querySelector('.results-panel')
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search.addEventListener('click', e => e.target.tagName !== 'A' && e.stopPropagation())
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input.addEventListener('input', e => {
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const target = e.target
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if (target.value.trim() !== '') {
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const matchingPosts = this.search(target.value)
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let html = ''
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matchingPosts.forEach(function (post, index) {
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html += `
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<div class="matching-post">
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<h2><a href="${post.url}">${post.title}</a></h2>
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<p>${post.content}</p>
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</div>
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`
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})
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if (panel.classList.contains('results-panel')) {
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panel.classList.add('show')
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panel.innerHTML = html || '<p class="empty">No Results!</p>'
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}
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} else {
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if (panel.classList.contains('results-panel')) {
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panel.classList.remove('show')
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panel.innerHTML = ''
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}
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}
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})
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}
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// From [weex website] https://weex-project.io/js/common.js
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search (keywords) {
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const matchingResults = []
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const data = Object.keys(INDEXS).map(key => INDEXS[key])
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keywords = keywords.trim().split(/[\s\-\，\\/]+/)
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for (let i = 0; i < data.length; i++) {
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const post = data[i]
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let isMatch = false
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let resultStr = ''
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const postTitle = post.title && post.title.trim()
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const postContent = post.body && post.body.trim()
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const postUrl = post.slug || ''
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if (postTitle !== '' && postContent !== '') {
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keywords.forEach((keyword, i) => {
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const regEx = new RegExp(keyword, 'gi')
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let indexTitle = -1
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let indexContent = -1
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indexTitle = postTitle.search(regEx)
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indexContent = postContent.search(regEx)
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if (indexTitle < 0 && indexContent < 0) {
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isMatch = false
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} else {
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isMatch = true
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if (indexContent < 0) indexContent = 0
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let start = 0
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let end = 0
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start = indexContent < 11 ? 0 : indexContent - 10
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end = start === 0 ? 70 : indexContent + keyword.length + 60
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if (end > postContent.length) end = postContent.length
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const matchContent = '...' +
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postContent
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.substring(start, end)
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.replace(regEx, `<em class="search-keyword">${keyword}</em>`) +
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'...'
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resultStr += matchContent
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}
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})
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if (isMatch) {
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const matchingPost = {
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title: escapeHtml(postTitle),
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content: resultStr,
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url: postUrl
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}
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matchingResults.push(matchingPost)
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}
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}
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}
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return matchingResults
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}
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}
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const searchPlugin = function () {
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const isAuto = CONFIG.paths === 'auto'
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const isExpired = localStorage.getItem('docsify.search.expires') < Date.now()
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INDEXS = JSON.parse(localStorage.getItem('docsify.search.index'))
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if (isExpired) {
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INDEXS = {}
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} else if (!isAuto) {
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return
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}
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let count = 0
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const paths = isAuto ? getAllPaths() : CONFIG.paths
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const len = paths.length
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const { load, marked, slugify } = window.Docsify.utils
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const alias = window.$docsify.alias
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const done = () => {
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localStorage.setItem('docsify.search.expires', Date.now() + CONFIG.maxAge)
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localStorage.setItem('docsify.search.index', JSON.stringify(INDEXS))
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}
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paths.forEach(path => {
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if (INDEXS[path]) return count++
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let route
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// replace route
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if (alias && alias[path]) {
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route = genFilePath(alias[path] || path, '')
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} else {
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route = genFilePath(path)
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}
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load(route).then(content => {
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genIndex(path, marked(content))
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slugify.clear()
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count++
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if (len === count) done()
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})
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})
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}
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const install = function () {
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if (install.installed) return
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install.installed = true
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const userConfig = window.$docsify.search
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const isNil = window.Docsify.utils.isNil
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if (Array.isArray(userConfig)) {
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CONFIG.paths = userConfig
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} else if (isObj(userConfig)) {
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CONFIG.paths = Array.isArray(userConfig.paths) ? userConfig.paths : 'auto'
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CONFIG.maxAge = isNil(userConfig.maxAge) ? CONFIG.maxAge : userConfig.maxAge
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CONFIG.placeholder = userConfig.placeholder || CONFIG.placeholder
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}
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window.$docsify.plugins = [].concat(hook => {
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const isAuto = CONFIG.paths === 'auto'
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hook.ready(() => {
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new SearchComponent()
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!isAuto && searchPlugin()
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})
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isAuto && hook.doneEach(searchPlugin)
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}, window.$docsify.plugins)
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}
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export default install()
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116
src/plugins/search/component.js
Normal file
116
src/plugins/search/component.js
Normal file
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@ -0,0 +1,116 @@
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import { search } from './search'
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let dom
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function style () {
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const code = `
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.sidebar {
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padding-top: 0;
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}
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.search {
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margin-bottom: 20px;
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padding: 6px;
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border-bottom: 1px solid #eee;
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}
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.search .results-panel {
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display: none;
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}
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.search .results-panel.show {
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display: block;
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}
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.search input {
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outline: none;
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border: none;
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width: 100%;
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padding: 7px;
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line-height: 22px;
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font-size: 14px;
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}
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.search h2 {
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font-size: 17px;
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margin: 10px 0;
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}
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.search a {
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text-decoration: none;
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color: inherit;
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}
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.search .matching-post {
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border-bottom: 1px solid #eee;
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}
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.search .matching-post:last-child {
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border-bottom: 0;
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}
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.search p {
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font-size: 14px;
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overflow: hidden;
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text-overflow: ellipsis;
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display: -webkit-box;
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-webkit-line-clamp: 2;
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-webkit-box-orient: vertical;
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}
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.search p.empty {
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text-align: center;
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}`
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const style = dom.create('style', code)
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dom.appendTo(dom.head, style)
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}
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function tpl (opts) {
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const html =
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`<input type="search" placeholder="${opts.placeholder}" />` +
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'<div class="results-panel"></div>' +
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'</div>'
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const el = dom.create('div', html)
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const aside = dom.find('aside')
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dom.toggleClass(el, 'search')
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dom.before(aside, el)
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}
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function bindEvents () {
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const $search = dom.find('div.search')
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const $input = dom.find($search, 'input')
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const $panel = dom.find($search, '.results-panel')
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// Prevent to Fold sidebar
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dom.on($search, 'click',
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e => e.target.tagName !== 'A' && e.stopPropagation())
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dom.on($input, 'input', e => {
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const value = e.target.value.trim()
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if (!value) {
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$panel.classList.remove('show')
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$panel.innerHTML = ''
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}
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const matchs = search(value)
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let html = ''
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matchs.forEach(post => {
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html += `<div class="matching-post">
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<h2><a href="${post.url}">${post.title}</a></h2>
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<p>${post.content}</p>
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</div>`
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})
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$panel.classList.add('show')
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$panel.innerHTML = html || '<p class="empty">No Results!</p>'
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})
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}
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export default function (opts) {
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dom = Docsify.dom
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style()
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tpl(opts)
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bindEvents()
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}
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31
src/plugins/search/index.js
Normal file
31
src/plugins/search/index.js
Normal file
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@ -0,0 +1,31 @@
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import initComponet from './component'
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import { init as initSearch } from './search'
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const CONFIG = {
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placeholder: 'Type to search',
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paths: 'auto',
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maxAge: 86400000 // 1 day
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}
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const install = function (hook, vm) {
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const util = Docsify.util
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const opts = vm.config.search
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if (Array.isArray(opts)) {
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CONFIG.paths = opts
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} else if (typeof opts === 'object') {
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CONFIG.paths = Array.isArray(opts.paths) ? opts.paths : 'auto'
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CONFIG.maxAge = util.isPrimitive(opts.maxAge) ? opts.maxAge : CONFIG.maxAge
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CONFIG.placeholder = opts.placeholder || CONFIG.placeholder
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}
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const isAuto = CONFIG.paths === 'auto'
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hook.ready(_ => {
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initComponet(CONFIG)
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isAuto && initSearch(CONFIG, vm)
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})
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!isAuto && hook.doneEach(_ => initSearch(CONFIG, vm))
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}
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window.$docsify.plugins = [].concat(install, window.$docsify.plugins)
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156
src/plugins/search/search.js
Normal file
156
src/plugins/search/search.js
Normal file
|
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@ -0,0 +1,156 @@
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let INDEXS = {}
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let helper
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function escapeHtml (string) {
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const entityMap = {
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'&': '&',
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'<': '<',
|
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'>': '>',
|
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'"': '"',
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'\'': ''',
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'/': '/'
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}
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return String(string).replace(/[&<>"'\/]/g, s => entityMap[s])
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}
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function getAllPaths () {
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const paths = []
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|
||||
helper.dom.findAll('a')
|
||||
.map(node => {
|
||||
const href = node.href
|
||||
const originHref = node.getAttribute('href')
|
||||
const path = helper.route.parse(href).path
|
||||
|
||||
if (paths.indexOf(path) === -1 &&
|
||||
!helper.route.isAbsolutePath(originHref)) {
|
||||
paths.push(path)
|
||||
}
|
||||
})
|
||||
|
||||
return paths
|
||||
}
|
||||
|
||||
function saveData (maxAge) {
|
||||
localStorage.setItem('docsify.search.expires', Date.now() + maxAge)
|
||||
localStorage.setItem('docsify.search.index', JSON.stringify(INDEXS))
|
||||
}
|
||||
|
||||
export function genIndex (path, content = '') {
|
||||
const tokens = window.marked.lexer(content)
|
||||
const toURL = Docsify.route.toURL
|
||||
let slug
|
||||
|
||||
tokens.forEach(token => {
|
||||
if (token.type === 'heading' && token.depth === 1) {
|
||||
slug = toURL(path, { id: token.text })
|
||||
INDEXS[slug] = { slug, title: token.text, body: '' }
|
||||
} else {
|
||||
if (!slug) return
|
||||
if (!INDEXS[slug]) {
|
||||
INDEXS[slug] = { slug, title: '', body: '' }
|
||||
} else {
|
||||
if (INDEXS[slug].body) {
|
||||
INDEXS[slug].body += ('\n' + token.text)
|
||||
} else {
|
||||
INDEXS[slug].body = token.text
|
||||
}
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
export function search (keywords) {
|
||||
const matchingResults = []
|
||||
const data = Object.keys(INDEXS).map(key => INDEXS[key])
|
||||
|
||||
keywords = keywords.trim().split(/[\s\-\，\\/]+/)
|
||||
|
||||
for (let i = 0; i < data.length; i++) {
|
||||
const post = data[i]
|
||||
let isMatch = false
|
||||
let resultStr = ''
|
||||
const postTitle = post.title && post.title.trim()
|
||||
const postContent = post.body && post.body.trim()
|
||||
const postUrl = post.slug || ''
|
||||
|
||||
if (postTitle !== '' && postContent !== '') {
|
||||
keywords.forEach((keyword, i) => {
|
||||
const regEx = new RegExp(keyword, 'gi')
|
||||
let indexTitle = -1
|
||||
let indexContent = -1
|
||||
|
||||
indexTitle = postTitle.search(regEx)
|
||||
indexContent = postContent.search(regEx)
|
||||
|
||||
if (indexTitle < 0 && indexContent < 0) {
|
||||
isMatch = false
|
||||
} else {
|
||||
isMatch = true
|
||||
if (indexContent < 0) indexContent = 0
|
||||
|
||||
let start = 0
|
||||
let end = 0
|
||||
|
||||
start = indexContent < 11 ? 0 : indexContent - 10
|
||||
end = start === 0 ? 70 : indexContent + keyword.length + 60
|
||||
|
||||
if (end > postContent.length) end = postContent.length
|
||||
|
||||
const matchContent = '...' +
|
||||
postContent
|
||||
.substring(start, end)
|
||||
.replace(regEx, `<em class="search-keyword">${keyword}</em>`) +
|
||||
'...'
|
||||
|
||||
resultStr += matchContent
|
||||
}
|
||||
})
|
||||
|
||||
if (isMatch) {
|
||||
const matchingPost = {
|
||||
title: escapeHtml(postTitle),
|
||||
content: resultStr,
|
||||
url: postUrl
|
||||
}
|
||||
|
||||
matchingResults.push(matchingPost)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return matchingResults
|
||||
}
|
||||
|
||||
export function init (config, vm) {
|
||||
helper = Docsify
|
||||
|
||||
const isAuto = config.paths === 'auto'
|
||||
const isExpired = localStorage.getItem('docsify.search.expires') < Date.now()
|
||||
|
||||
INDEXS = JSON.parse(localStorage.getItem('docsify.search.index'))
|
||||
|
||||
if (isExpired) {
|
||||
INDEXS = {}
|
||||
} else if (!isAuto) {
|
||||
return
|
||||
}
|
||||
|
||||
const paths = isAuto ? getAllPaths() : config.paths
|
||||
const len = paths.length
|
||||
let count = 0
|
||||
|
||||
paths.forEach(path => {
|
||||
if (INDEXS[path]) return count++
|
||||
|
||||
path = vm.$getFile(path)
|
||||
helper
|
||||
.get(path)
|
||||
.then(result => {
|
||||
genIndex(path, result)
|
||||
len === ++count && saveData(config.maxAge)
|
||||
})
|
||||
})
|
||||
}
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue