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https://github.com/jerryc127/hexo-theme-butterfly.git
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本地搜索使用json替换xml,速度更快
## xml文件格式本地测试  ## json文件本地测试  ## json文件线上测试  ## 模式切换 两种模式 切换 只需要修改全局配置文件的搜索插件文件格式（json/xml）
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@ -10,7 +10,7 @@ window.addEventListener('load', () => {
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loadFlag = true
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}
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// shortcut: ESC
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document.addEventListener('keydown', function f (event) {
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document.addEventListener('keydown', function f(event) {
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if (event.code === 'Escape') {
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closeSearch()
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document.removeEventListener('keydown', f)
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@ -41,107 +41,112 @@ window.addEventListener('load', () => {
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searchClickFn()
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})
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function search (path) {
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fetch(GLOBAL_CONFIG.root + path)
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.then(response => response.text())
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.then(str => new window.DOMParser().parseFromString(str, 'text/xml'))
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.then(data => {
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const datas = [...data.querySelectorAll('entry')].map(function (item) {
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const content = item.querySelector('content')
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return {
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title: item.querySelector('title').textContent,
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content: content ? content.textContent : '',
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url: item.querySelector('url').textContent
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}
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})
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const $input = document.querySelector('#local-search-input input')
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const $resultContent = document.getElementById('local-search-results')
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$input.addEventListener('input', function () {
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let str = '<div class="search-result-list">'
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const keywords = this.value.trim().toLowerCase().split(/[\s]+/)
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$resultContent.innerHTML = ''
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if (this.value.trim().length <= 0) return
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let count = 0
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// perform local searching
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datas.forEach(function (data) {
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let isMatch = true
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if (!data.title || data.title.trim() === '') {
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data.title = 'Untitled'
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}
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let dataTitle = data.title.trim().toLowerCase()
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const dataContent = data.content.trim().replace(/<[^>]+>/g, '').toLowerCase()
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const dataUrl = data.url.startsWith('/') ? data.url : GLOBAL_CONFIG.root + data.url
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let indexTitle = -1
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let indexContent = -1
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let firstOccur = -1
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// only match artiles with not empty titles and contents
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if (dataTitle !== '' || dataContent !== '') {
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keywords.forEach(function (keyword, i) {
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indexTitle = dataTitle.indexOf(keyword)
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indexContent = dataContent.indexOf(keyword)
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if (indexTitle < 0 && indexContent < 0) {
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isMatch = false
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} else {
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if (indexContent < 0) {
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indexContent = 0
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}
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if (i === 0) {
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firstOccur = indexContent
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}
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}
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})
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} else {
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async function search(path) {
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let datas = []
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const typeF = path.split('.')[1]
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const response = await fetch(GLOBAL_CONFIG.root + path)
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if (typeF === 'json') {
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datas = await response.json()
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} else if (typeF === 'xml') {
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let res = await response.text()
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let t = await new window.DOMParser().parseFromString(res, 'text/xml')
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let a = await t
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datas = [...a.querySelectorAll('entry')].map(function (item) {
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return {
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title: item.querySelector('title').textContent,
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content: item.querySelector('content').textContent,
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url: item.querySelector('url').textContent
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}
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})
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}
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const $input = document.querySelector('#local-search-input input')
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const $resultContent = document.getElementById('local-search-results')
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$input.addEventListener('input', function () {
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let str = '<div class="search-result-list">'
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const keywords = this.value.trim().toLowerCase().split(/[\s]+/)
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$resultContent.innerHTML = ''
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if (this.value.trim().length <= 0) return
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let count = 0
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// perform local searching
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datas.forEach(function (data) {
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let isMatch = true
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if (!data.title || data.title.trim() === '') {
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data.title = 'Untitled'
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}
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let dataTitle = data.title.trim().toLowerCase()
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const dataContent = data.content.trim().replace(/<[^>]+>/g, '').toLowerCase()
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const dataUrl = data.url.startsWith('/') ? data.url : GLOBAL_CONFIG.root + data.url
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let indexTitle = -1
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let indexContent = -1
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let firstOccur = -1
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// only match artiles with not empty titles and contents
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if (dataTitle !== '' || dataContent !== '') {
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keywords.forEach(function (keyword, i) {
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indexTitle = dataTitle.indexOf(keyword)
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indexContent = dataContent.indexOf(keyword)
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if (indexTitle < 0 && indexContent < 0) {
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isMatch = false
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}
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// show search results
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if (isMatch) {
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const content = data.content.trim().replace(/<[^>]+>/g, '')
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if (firstOccur >= 0) {
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// cut out 130 characters
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let start = firstOccur - 30
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let end = firstOccur + 100
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if (start < 0) {
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start = 0
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}
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if (start === 0) {
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end = 100
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}
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if (end > content.length) {
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end = content.length
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}
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let matchContent = content.substring(start, end)
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// highlight all keywords
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keywords.forEach(function (keyword) {
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const regS = new RegExp(keyword, 'gi')
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matchContent = matchContent.replace(regS, '<span class="search-keyword">' + keyword + '</span>')
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dataTitle = dataTitle.replace(regS, '<span class="search-keyword">' + keyword + '</span>')
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})
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str += '<div class="local-search__hit-item"><a href="' + dataUrl + '" class="search-result-title">' + dataTitle + '</a>'
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count += 1
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if (dataContent !== '') {
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str += '<p class="search-result">' + matchContent + '...</p>'
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}
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} else {
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if (indexContent < 0) {
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indexContent = 0
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}
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if (i === 0) {
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firstOccur = indexContent
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}
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str += '</div>'
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}
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})
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if (count === 0) {
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str += '<div id="local-search__hits-empty">' + GLOBAL_CONFIG.localSearch.languages.hits_empty.replace(/\$\{query}/, this.value.trim()) +
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'</div>'
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} else {
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isMatch = false
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}
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// show search results
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if (isMatch) {
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const content = data.content.trim().replace(/<[^>]+>/g, '')
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if (firstOccur >= 0) {
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// cut out 130 characters
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// let start = firstOccur - 30 < 0 ? 0 : firstOccur - 30
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// let end = firstOccur + 50 > content.length ? content.length : firstOccur + 50
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let start = firstOccur - 30
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let end = firstOccur + 100
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if (start < 0) {
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start = 0
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}
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if (start === 0) {
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end = 100
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}
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if (end > content.length) {
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end = content.length
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}
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let matchContent = content.substring(start, end)
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// highlight all keywords
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keywords.forEach(function (keyword) {
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const regS = new RegExp(keyword, 'gi')
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matchContent = matchContent.replace(regS, '<span class="search-keyword">' + keyword + '</span>')
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dataTitle = dataTitle.replace(regS, '<span class="search-keyword">' + keyword + '</span>')
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})
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str += '<div class="local-search__hit-item"><a href="' + dataUrl + '" class="search-result-title">' + dataTitle + '</a>'
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count += 1
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if (dataContent !== '') {
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str += '<p class="search-result">' + matchContent + '...</p>'
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}
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}
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str += '</div>'
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$resultContent.innerHTML = str
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window.pjax && window.pjax.refresh($resultContent)
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})
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}
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})
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if (count === 0) {
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str += '<div id="local-search__hits-empty">' + GLOBAL_CONFIG.localSearch.languages.hits_empty.replace(/\$\{query}/, this.value.trim()) +
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'</div>'
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}
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str += '</div>'
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$resultContent.innerHTML = str
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window.pjax && window.pjax.refresh($resultContent)
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})
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}
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})
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