').html(content); 76 | 77 | $link.appendTo($title); 78 | $title.appendTo($li); 79 | $content.appendTo($li); 80 | $li.appendTo($searchList); 81 | }); 82 | $('.body-inner').scrollTop(0); 83 | } 84 | 85 | function escapeReg(keyword) { 86 | //escape regexp prevserve word 87 | return String(keyword).replace(/([\*\.\?\+\$\^\[\]\(\)\{\}\|\/\\])/g, '\\$1'); 88 | } 89 | 90 | function query(keyword) { 91 | if (keyword == null || keyword.trim() === '') return; 92 | 93 | var results = [], 94 | index = -1; 95 | for (var page in INDEX_DATA) { 96 | if ((index = INDEX_DATA[page].body.toLowerCase().indexOf(keyword.toLowerCase())) !== -1) { 97 | results.push({ 98 | url: page, 99 | title: INDEX_DATA[page].title, 100 | body: INDEX_DATA[page].body.substr(Math.max(0, index - 50), MAX_DESCRIPTION_SIZE).replace(new RegExp('(' + escapeReg(keyword) + ')', 'gi'), '$1') 101 | }); 102 | } 103 | } 104 | displayResults({ 105 | count: results.length, 106 | query: keyword, 107 | results: results 108 | }); 109 | } 110 | 111 | function launchSearch(keyword) { 112 | // Add class for loading 113 | $body.addClass('with-search'); 114 | $body.addClass('search-loading'); 115 | 116 | function doSearch() { 117 | query(keyword); 118 | $body.removeClass('search-loading'); 119 | } 120 | 121 | throttle(doSearch)(); 122 | } 123 | 124 | function closeSearch() { 125 | $body.removeClass('with-search'); 126 | $('#book-search-results').removeClass('open'); 127 | } 128 | 129 | function bindSearch() { 130 | // Bind DOM 131 | var $body = $('body'); 132 | 133 | // Launch query based on input content 134 | function handleUpdate() { 135 | var $searchInput = $('#book-search-input input'); 136 | var keyword = $searchInput.val(); 137 | 138 | if (keyword.length == 0) { 139 | closeSearch(); 140 | } else { 141 | launchSearch(keyword); 142 | } 143 | } 144 | 145 | $body.on('keyup', '#book-search-input input', function(e) { 146 | if (e.keyCode === 13) { 147 | if (usePushState) { 148 | var uri = updateQueryString('q', $(this).val()); 149 | history.pushState({ 150 | path: uri 151 | }, null, uri); 152 | } 153 | } 154 | handleUpdate(); 155 | }); 156 | 157 | // Push to history on blur 158 | $body.on('blur', '#book-search-input input', function(e) { 159 | // Update history state 160 | if (usePushState) { 161 | var uri = updateQueryString('q', $(this).val()); 162 | history.pushState({ 163 | path: uri 164 | }, null, uri); 165 | } 166 | }); 167 | } 168 | 169 | gitbook.events.on('start', function() { 170 | bindSearch(); 171 | $.getJSON(state.basePath + "/search_plus_index.json").then(function(data) { 172 | INDEX_DATA = data; 173 | showResult(); 174 | closeSearch(); 175 | }); 176 | }); 177 | 178 | // 高亮文本 179 | var highLightPageInner = function(keyword) { 180 | $('.page-inner').mark(keyword, { 181 | 'ignoreJoiners': true, 182 | 'acrossElements': true, 183 | 'separateWordSearch': false 184 | }); 185 | 186 | setTimeout(function() { 187 | var mark = $('mark[data-markjs="true"]'); 188 | if (mark.length) { 189 | mark[0].scrollIntoView(); 190 | } 191 | }, 100); 192 | }; 193 | 194 | function showResult() { 195 | var keyword, type; 196 | if (/\b(q|h)=([^&]+)/.test(location.search)) { 197 | type = RegExp.$1; 198 | keyword = decodeURIComponent(RegExp.$2); 199 | if (type === 'q') { 200 | launchSearch(keyword); 201 | } else { 202 | highLightPageInner(keyword); 203 | } 204 | $('#book-search-input input').val(keyword); 205 | } 206 | } 207 | 208 | gitbook.events.on('page.change', showResult); 209 | 210 | function getParameterByName(name) { 211 | var url = window.location.href; 212 | name = name.replace(/[\[\]]/g, '\\$&'); 213 | var regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)', 'i'), 214 | results = regex.exec(url); 215 | if (!results) return null; 216 | if (!results[2]) return ''; 217 | return decodeURIComponent(results[2].replace(/\+/g, ' ')); 218 | } 219 | 220 | function updateQueryString(key, value) { 221 | value = encodeURIComponent(value); 222 | 223 | var url = window.location.href.replace(/([?&])(?:q|h)=([^&]+)(&|$)/, function(all, pre, value, end) { 224 | if (end === '&') { 225 | return pre; 226 | } 227 | return ''; 228 | }); 229 | var re = new RegExp('([?&])' + key + '=.*?(&|#|$)(.*)', 'gi'), 230 | hash; 231 | 232 | if (re.test(url)) { 233 | if (typeof value !== 'undefined' && value !== null) 234 | return url.replace(re, '$1' + key + '=' + value + '$2$3'); 235 | else { 236 | hash = url.split('#'); 237 | url = hash[0].replace(re, '$1$3').replace(/(&|\?)$/, ''); 238 | if (typeof hash[1] !== 'undefined' && hash[1] !== null) 239 | url += '#' + hash[1]; 240 | return url; 241 | } 242 | } else { 243 | if (typeof value !== 'undefined' && value !== null) { 244 | var separator = url.indexOf('?') !== -1 ? '&' : '?'; 245 | hash = url.split('#'); 246 | url = hash[0] + separator + key + '=' + value; 247 | if (typeof hash[1] !== 'undefined' && hash[1] !== null) 248 | url += '#' + hash[1]; 249 | return url; 250 | } else 251 | return url; 252 | } 253 | } 254 | window.addEventListener('click', function(e) { 255 | if (e.target.tagName === 'A' && e.target.getAttribute('data-need-reload')) { 256 | setTimeout(function() { 257 | location.reload(); 258 | }, 100); 259 | } 260 | }, true); 261 | }); -------------------------------------------------------------------------------- /index.js: -------------------------------------------------------------------------------- 1 | var Entities = require('html-entities').AllHtmlEntities; 2 | 3 | var Html = new Entities(); 4 | 5 | // Map of Lunr ref to document 6 | var documentsStore = {}; 7 | 8 | module.exports = { 9 | book: { 10 | assets: './assets', 11 | js: [ 12 | 'jquery.mark.min.js', 13 | 'search.js' 14 | ], 15 | css: [ 16 | 'search.css' 17 | ] 18 | }, 19 | 20 | hooks: { 21 | // Index each page 22 | 'page': function(page) { 23 | if (this.output.name != 'website' || page.search === false) { 24 | return page; 25 | } 26 | 27 | var text; 28 | 29 | this.log.debug.ln('index page', page.path); 30 | 31 | text = page.content; 32 | // Decode HTML 33 | text = Html.decode(text); 34 | // Strip HTML tags 35 | text = text.replace(/(<([^>]+)>)/ig, ''); 36 | text = text.replace(/[\n ]+/g, ' '); 37 | var keywords = []; 38 | if (page.search) { 39 | keywords = page.search.keywords || []; 40 | } 41 | 42 | // Add to index 43 | var doc = { 44 | url: this.output.toURL(page.path), 45 | title: page.title, 46 | summary: page.description, 47 | keywords: keywords.join(' '), 48 | body: text 49 | }; 50 | 51 | documentsStore[doc.url] = doc; 52 | 53 | return page; 54 | }, 55 | 56 | // Write index to disk 57 | 'finish': function() { 58 | if (this.output.name != 'website') return; 59 | 60 | this.log.debug.ln('write search index'); 61 | return this.output.writeFile('search_plus_index.json', JSON.stringify(documentsStore)); 62 | } 63 | } 64 | }; -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "gitbook-plugin-search-pro", 3 | "version": "2.0.2", 4 | "description": "Gitbook search engine pro. (支持中文搜索)", 5 | "author": { 6 | "name": "xunuo", 7 | "email": "i@xunuo.com" 8 | }, 9 | "repository": "gitbook-plugins/gitbook-plugin-search-pro", 10 | "keywords": [ 11 | "中文", 12 | "搜索", 13 | "chinese", 14 | "gitbook", 15 | "search", 16 | "utf-8" 17 | ], 18 | "engines": { 19 | "gitbook": ">=3.0.0" 20 | }, 21 | "dependencies": { 22 | "html-entities": "1.2.0" 23 | }, 24 | "analyze": true, 25 | "license": "MIT", 26 | "homepage": "https://xunuo.com" 27 | } 28 | -------------------------------------------------------------------------------- /previews/search1.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/gitbook-plugins/gitbook-plugin-search-pro/9e9e86c1b54c8363d75d309713d3d502a36bcdcf/previews/search1.gif -------------------------------------------------------------------------------- /previews/search2.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/gitbook-plugins/gitbook-plugin-search-pro/9e9e86c1b54c8363d75d309713d3d502a36bcdcf/previews/search2.gif -------------------------------------------------------------------------------- /previews/search3.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/gitbook-plugins/gitbook-plugin-search-pro/9e9e86c1b54c8363d75d309713d3d502a36bcdcf/previews/search3.gif --------------------------------------------------------------------------------