Start removing search and lunr from core

11 files changed, 99 insertions, 167 deletions

diff --git a/lib/book.js b/lib/book.js
index c755c27..72f0ec2 100644
--- a/lib/book.js
+++ b/lib/book.js
@@ -1,7 +1,6 @@
 var Q = require('q');
 var _ = require('lodash');
 var path = require('path');
-var lunr = require('lunr');
 var parsers = require('gitbook-parsers');
 
 var fs = require('./utils/fs');
@@ -78,16 +77,6 @@ var Book = function(root, context, parent) {
     this.readmeFile = null;
     this.langsFile = null;
 
-    // Search Index
-    this.searchIndexEnabled = true;
-    this.searchIndexSize = 0;
-    this.searchIndex = lunr(function () {
-        this.ref('url');
-
-        this.field('title', { boost: 10 });
-        this.field('body');
-    });
-
     // Bind methods
     _.bindAll(this);
 };
@@ -595,7 +584,6 @@ Book.prototype.parsePage = function(filename, options) {
     })
 
     .then(function() {
-        that.indexPage(page);
         return page;
     });
 };
@@ -755,31 +743,6 @@ Book.prototype.contentLink = function(link) {
     return links.normalize(this.contentPath(link));
 };
 
-// Index a page into the search index
-Book.prototype.indexPage = function(page) {
-    var nav = this.navigation[page.path];
-    if (!nav || !this.searchIndexEnabled) return;
-
-    this.log.debug.ln('index page', page.path);
-
-    // Extract text from the page
-    var text = pageUtil.extractText(page.sections);
-
-    // Limit size of index (to avoid #941)
-    this.searchIndexSize = this.searchIndexSize + text.length;
-    if (this.searchIndexSize > this.config.get('search.maxIndexSize')) {
-        this.log.warn.ln('search index is too big, indexing is now disabled');
-        this.searchIndexEnabled = false;
-        return;
-    }
-
-    this.searchIndex.add({
-        url: this.contentLink(page.path),
-        title: nav.title,
-        body: text
-    });
-};
-
 // Default structure paths to an extension
 Book.prototype._defaultsStructure = function(filename) {
     var that = this;
diff --git a/lib/configuration.js b/lib/configuration.js
index eb827de..3b6b47b 100644
--- a/lib/configuration.js
+++ b/lib/configuration.js
@@ -7,7 +7,7 @@ var pkg = require('../package.json');
 var i18n = require('./utils/i18n');
 
 // Default plugins added to each books
-var DEFAULT_PLUGINS = ['highlight', 'sharing', 'fontsettings'];
+var DEFAULT_PLUGINS = ['highlight', 'search', 'sharing', 'fontsettings'];
 
 // Check if a plugin is a default plugin
 // Plugin should be in the list
@@ -201,11 +201,6 @@ Configuration.DEFAULT = {
     // version of gitbook to use
     'gitbook': '*',
 
-    // Search index
-    'search': {
-        'maxIndexSize': 1000000
-    },
-
     // Structure
     'structure': {
         'langs': 'LANGS.md',
diff --git a/lib/generators/website.js b/lib/generators/website.js
index 4bde473..e1a3cce 100644
--- a/lib/generators/website.js
+++ b/lib/generators/website.js
@@ -112,7 +112,6 @@ Generator.prototype.finish = function() {
     return this.copyAssets()
     .then(this.copyCover)
     .then(this.writeGlossary)
-    .then(this.writeSearchIndex)
     .then(this.writeLangsIndex);
 };
 
@@ -167,14 +166,6 @@ Generator.prototype.writeGlossary = function() {
     return this._writeTemplate(this.templates.glossary, {}, path.join(this.options.output, "GLOSSARY.html"));
 };
 
-// Write the search index
-Generator.prototype.writeSearchIndex = function() {
-    return fs.writeFile(
-        path.join(this.options.output, "search_index.json"),
-        JSON.stringify(this.book.searchIndex)
-    );
-};
-
 // Convert a page into a normalized data set
 Generator.prototype.normalizePage  = function(page) {
     var that = this;
diff --git a/lib/utils/page.js b/lib/utils/page.js
index 2c57421..8adce8f 100644
--- a/lib/utils/page.js
+++ b/lib/utils/page.js
@@ -1,18 +1,18 @@
-var Q = require("q");
-var _ = require("lodash");
-var url = require("url");
-var path = require("path");
-var cheerio = require("cheerio");
-var domSerializer = require("dom-serializer");
-var request = require("request");
-var crc = require("crc");
-
-var links = require("./links");
-var imgUtils = require("./images");
-var fs = require("./fs");
-var batch = require("./batch");
-
-var parsableExtensions = require("gitbook-parsers").extensions;
+var Q = require('q');
+var _ = require('lodash');
+var url = require('url');
+var path = require('path');
+var cheerio = require('cheerio');
+var domSerializer = require('dom-serializer');
+var request = require('request');
+var crc = require('crc');
+
+var links = require('./links');
+var imgUtils = require('./images');
+var fs = require('./fs');
+var batch = require('./batch');
+
+var parsableExtensions = require('gitbook-parsers').extensions;
 
 // Render a cheerio dom as html
 var renderDom = function($, dom, options) {
@@ -59,7 +59,7 @@ function replaceText($, el, search, replace, text_only ) {
                             // robust way.
                             $(node).before( new_val );
 
-                            // Don"t remove the node yet, or the loop will lose its place.
+                            // Don't remove the node yet, or the loop will lose its place.
                             remove.push( node );
                         } else {
                             // The new value contains no HTML, so it can be set in this
@@ -79,7 +79,7 @@ function replaceText($, el, search, replace, text_only ) {
 }
 
 function pregQuote( str ) {
-    return (str+"").replace(/([\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, "\\$1");
+    return (str+'').replace(/([\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, '\\$1');
 }
 
 
@@ -101,23 +101,23 @@ function normalizeHtml(src, options) {
 
     // Find svg images to extract and process
     if (options.convertImages) {
-        $("svg").each(function() {
+        $('svg').each(function() {
             var content = renderDom($, $(this));
-            var svgId = _.uniqueId("svg");
-            var dest = svgId+".svg";
+            var svgId = _.uniqueId('svg');
+            var dest = svgId+'.svg';
 
             // Generate filename
-            dest = "/"+fs.getUniqueFilename(outputRoot, dest);
+            dest = '/'+fs.getUniqueFilename(outputRoot, dest);
 
-            svgContent[dest] = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"+content;
-            $(this).replaceWith($("<img>").attr("src", dest));
+            svgContent[dest] = '<?xml version="1.0" encoding="UTF-8"?>'+content;
+            $(this).replaceWith($('<img>').attr('src', dest));
         });
     }
 
     // Find images to normalize
-    $("img").each(function() {
+    $('img').each(function() {
         var origin;
-        var src = $(this).attr("src");
+        var src = $(this).attr('src');
 
         if (!src) return;
         var isExternal = links.isExternal(src);
@@ -132,13 +132,13 @@ function normalizeHtml(src, options) {
             // If image is external and ebook, then downlaod the images
             if (isExternal) {
                 origin = src;
-                src = "/"+crc.crc32(origin).toString(16)+path.extname(origin);
+                src = '/'+crc.crc32(origin).toString(16)+path.extname(origin);
                 src = links.toAbsolute(src, options.base, options.output);
                 isExternal = false;
             }
 
             var ext = path.extname(src);
-            var srcAbs = links.join("/", options.base, src);
+            var srcAbs = links.join('/', options.base, src);
 
             // Test image extension
             if (_.contains(imgUtils.INVALID, ext)) {
@@ -147,29 +147,29 @@ function normalizeHtml(src, options) {
                     src = imgConversionCache[outputRoot][srcAbs];
                 } else {
                     // Not converted yet
-                    var dest = "";
+                    var dest = '';
 
                     // Replace extension
-                    dest = links.join(path.dirname(srcAbs), path.basename(srcAbs, ext)+".png");
-                    dest = dest[0] == "/"? dest.slice(1) : dest;
+                    dest = links.join(path.dirname(srcAbs), path.basename(srcAbs, ext)+'.png');
+                    dest = dest[0] == '/'? dest.slice(1) : dest;
 
-                    // Get a name that doesn"t exists
+                    // Get a name that doesn't exists
                     dest = fs.getUniqueFilename(outputRoot, dest);
 
-                    options.book.log.debug.ln("detect invalid image (will be converted to png):", srcAbs);
+                    options.book.log.debug.ln('detect invalid image (will be converted to png):', srcAbs);
 
                     // Add to cache
-                    imgConversionCache[outputRoot][srcAbs] = "/"+dest;
+                    imgConversionCache[outputRoot][srcAbs] = '/'+dest;
 
                     // Push to convert
                     toConvert.push({
                         origin: origin,
                         content: svgContent[srcAbs],
-                        source: isExternal? srcAbs : path.join("./", srcAbs),
-                        dest: path.join("./", dest)
+                        source: isExternal? srcAbs : path.join('./', srcAbs),
+                        dest: path.join('./', dest)
                     });
 
-                    src = links.join("/", dest);
+                    src = links.join('/', dest);
                 }
 
                 // Reset as relative to output
@@ -180,17 +180,17 @@ function normalizeHtml(src, options) {
                 // Need to downlaod image
                 toConvert.push({
                     origin: origin,
-                    source: path.join("./", srcAbs)
+                    source: path.join('./', srcAbs)
                 });
             }
         }
 
-        $(this).attr("src", src);
+        $(this).attr('src', src);
     });
 
     // Normalize links
-    $("a").each(function() {
-        var href = $(this).attr("href");
+    $('a').each(function() {
+        var href = $(this).attr('href');
         if (!href) return;
 
         if (links.isAnchor(href)) {
@@ -198,7 +198,7 @@ function normalizeHtml(src, options) {
         } else if (links.isRelative(href)) {
             var parts = url.parse(href);
             var absolutePath = links.join(options.base, parts.pathname);
-            var anchor = parts.hash || "";
+            var anchor = parts.hash || '';
 
 
             // If is in navigation relative: transform as content
@@ -209,33 +209,33 @@ function normalizeHtml(src, options) {
             // If md/adoc/rst files is not in summary
             // or for ebook, signal all files that are outside the summary
             else if (_.contains(parsableExtensions, path.extname(absolutePath)) ||
-            _.contains(["epub", "pdf", "mobi"], options.book.options.generator)) {
-                options.book.log.warn.ln("page", options.input, "contains an hyperlink to resource outside spine \""+href+"\"");
+            _.contains(['epub', 'pdf', 'mobi'], options.book.options.generator)) {
+                options.book.log.warn.ln('page', options.input, 'contains an hyperlink to resource outside spine \''+href+'\'');
             }
 
             // Transform as absolute
-            href = links.toAbsolute("/"+absolutePath, options.base, options.output)+anchor;
+            href = links.toAbsolute('/'+absolutePath, options.base, options.output)+anchor;
         } else {
             // External links
-            $(this).attr("target", "_blank");
+            $(this).attr('target', '_blank');
         }
 
         // Transform extension
-        $(this).attr("href", href);
+        $(this).attr('href', href);
     });
 
     // Highlight code blocks
-    $("code").each(function() {
+    $('code').each(function() {
         // Normalize language
         var lang = _.chain(
-                ($(this).attr("class") || "").split(" ")
+                ($(this).attr('class') || '').split(' ')
             )
             .map(function(cl) {
                 // Markdown
-                if (cl.search("lang-") === 0) return cl.slice("lang-".length);
+                if (cl.search('lang-') === 0) return cl.slice('lang-'.length);
 
                 // Asciidoc
-                if (cl.search("language-") === 0) return cl.slice("language-".length);
+                if (cl.search('language-') === 0) return cl.slice('language-'.length);
 
                 return null;
             })
@@ -244,7 +244,7 @@ function normalizeHtml(src, options) {
             .value();
 
         var source = $(this).text();
-        var blk = options.book.template.applyBlock("code", {
+        var blk = options.book.template.applyBlock('code', {
             body: source,
             kwargs: {
                 language: lang
@@ -261,12 +261,12 @@ function normalizeHtml(src, options) {
     });
 
     _.each(glossary, function(term) {
-        var r =  new RegExp( "\\b(" + pregQuote(term.name.toLowerCase()) + ")\\b" , "gi" );
+        var r =  new RegExp( '\\b(' + pregQuote(term.name.toLowerCase()) + ')\\b' , 'gi' );
         var includedInFiles = false;
 
-        $("*").each(function() {
+        $('*').each(function() {
             // Ignore codeblocks
-            if (_.contains(["code", "pre", "a"], this.name.toLowerCase())) return;
+            if (_.contains(['code', 'pre', 'a'], this.name.toLowerCase())) return;
 
             replaceText($, this, r, function(match) {
                 // Add to files index in glossary
@@ -275,7 +275,7 @@ function normalizeHtml(src, options) {
                     term.files = term.files || [];
                     term.files.push(options.navigation[options.input]);
                 }
-                return "<a href=\""+links.toAbsolute("/GLOSSARY.html", options.base, options.output) + "#" + term.id+"\" class=\"glossary-term\" title=\""+_.escape(term.description)+"\">"+match+"</a>";
+                return '<a href=\''+links.toAbsolute('/GLOSSARY.html', options.base, options.output) + '#' + term.id+'\' class=\'glossary-term\' title=\''+_.escape(term.description)+'\'>'+match+'</a>';
             });
         });
     });
@@ -291,7 +291,7 @@ function convertImages(images, options) {
     if (!options.convertImages) return Q();
 
     var downloaded = [];
-    options.book.log.debug.ln("convert ", images.length, "images to png");
+    options.book.log.debug.ln('convert ', images.length, 'images to png');
 
     return batch.execEach(images, {
         max: 100,
@@ -303,13 +303,13 @@ function convertImages(images, options) {
             // Write image if need to be download
             .then(function() {
                 if (!image.origin && !_.contains(downloaded, image.origin)) return;
-                options.book.log.debug("download image", image.origin, "...");
+                options.book.log.debug('download image', image.origin, '...');
                 downloaded.push(image.origin);
                 return options.book.log.debug.promise(fs.writeStream(imgin, request(image.origin)))
                 .fail(function(err) {
                     if (!_.isError(err)) err = new Error(err);
 
-                    err.message = "Fail downloading "+image.origin+": "+err.message;
+                    err.message = 'Fail downloading '+image.origin+': '+err.message;
                     throw err;
                 });
             })
@@ -324,13 +324,13 @@ function convertImages(images, options) {
             .then(function() {
                 if (!image.dest) return;
                 var imgout = path.resolve(options.book.options.output, image.dest);
-                options.book.log.debug("convert image", image.source, "to", image.dest, "...");
+                options.book.log.debug('convert image', image.source, 'to', image.dest, '...');
                 return options.book.log.debug.promise(imgUtils.convertSVG(imgin, imgout));
             });
         }
     })
     .then(function() {
-        options.book.log.debug.ok(images.length+" images converted with success");
+        options.book.log.debug.ok(images.length+' images converted with success');
     });
 }
 
@@ -344,16 +344,16 @@ function normalizePage(sections, options) {
         convertImages: false,
 
         // Current file path
-        input: ".",
+        input: '.',
 
         // Navigation to use to transform path
         navigation: {},
 
         // Directory parent of the file currently in rendering process
-        base: "./",
+        base: './',
 
         // Directory parent from the html output
-        output: "./",
+        output: './',
 
         // Glossary terms
         glossary: []
@@ -363,7 +363,7 @@ function normalizePage(sections, options) {
     var toConvert = [];
 
     sections = _.map(sections, function(section) {
-        if (section.type != "normal") return section;
+        if (section.type != 'normal') return section;
 
         var out = normalizeHtml(section.content, options);
 
@@ -374,27 +374,13 @@ function normalizePage(sections, options) {
 
     return Q()
     .then(function() {
-        toConvert = _.uniq(toConvert, "source");
+        toConvert = _.uniq(toConvert, 'source');
         return convertImages(toConvert, options);
     })
     .thenResolve(sections);
 }
 
-// Extract text from sections
-function extractText(sections) {
-    return _.reduce(sections, function(prev, section) {
-        if (section.type != "normal") return prev;
-
-        var $ = cheerio.load(section.content);
-        $("*").each(function() {
-            prev = prev+" "+$(this).text();
-        });
-
-        return prev;
-    }, "");
-}
 
 module.exports = {
-    normalize: normalizePage,
-    extractText: extractText
+    normalize: normalizePage
 };
diff --git a/package.json b/package.json
index c49d737..f018e46 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,6 @@
     "main": "lib/index.js",
     "dependencies": {
         "q": "1.0.1",
-        "lunr": "0.5.12",
         "lodash": "3.10.1",
         "graceful-fs": "3.0.5",
         "resolve": "0.6.3",
diff --git a/theme/assets/app.js b/theme/assets/app.js
index b4448db..337d510 100644
--- a/theme/assets/app.js
+++ b/theme/assets/app.js
@@ -1 +1 @@
-var requirejs,require,define;(function(global){function isFunction(e){return ostring.call(e)==="[object Function]"}function isArray(e){return ostring.call(e)==="[object Array]"}function each(e,t){if(e){var n;for(n=0;n<e.length;n+=1)if(e[n]&&t(e[n],n,e))break}}function eachReverse(e,t){if(e){var n;for(n=e.length-1;n>-1;n-=1)if(e[n]&&t(e[n],n,e))break}}function hasProp(e,t){return hasOwn.call(e,t)}function getOwn(e,t){return hasProp(e,t)&&e[t]}function eachProp(e,t){var n;for(n in e)if(hasProp(e,n)&&t(e[n],n))break}function mixin(e,t,n,r){return t&&eachProp(t,function(t,i){if(n||!hasProp(e,i))r&&typeof t=="object"&&t&&!isArray(t)&&!isFunction(t)&&!(t instanceof RegExp)?(e[i]||(e[i]={}),mixin(e[i],t,n,r)):e[i]=t}),e}function bind(e,t){return function(){return t.apply(e,arguments)}}function scripts(){return document.getElementsByTagName("script")}function defaultOnError(e){throw e}function getGlobal(e){if(!e)return e;var t=global;return each(e.split("."),function(e){t=t[e]}),t}function 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[A-Z0-9.-]')}},s.noConflict=function(e){if(e){var t={URI:this.noConflict()};return r.URITemplate&&typeof r.URITemplate.noConflict=="function"&&(t.URITemplate=r.URITemplate.noConflict()),r.IPv6&&typeof r.IPv6.noConflict=="function"&&(t.IPv6=r.IPv6.noConflict()),r.SecondLevelDomains&&typeof r.SecondLevelDomains.noConflict=="function"&&(t.SecondLevelDomains=r.SecondLevelDomains.noConflict()),t}return r.URI===this&&(r.URI=i),this},o.build=function(e){if(e===!0)this._deferred_build=!0;else if(e===undefined||this._deferred_build)this._string=s.build(this._parts),this._deferred_build=!1;return this},o.clone=function(){return new s(this)},o.valueOf=o.toString=function(){return this.build(!1)._string},m={protocol:"protocol",username:"username",password:"password",hostname:"hostname",port:"port"},y=function(e){return function(t,n){return t===undefined?this._parts[e]||"":(this._parts[e]=t||null,this.build(!n),this)}};for(g in m)o[g]=y(m[g]);m={query:"?",fragment:"#"},y=function(e,t){return function(n,r){return n===undefined?this._parts[e]||"":(n!==null&&(n+="",n.charAt(0)===t&&(n=n.substring(1))),this._parts[e]=n,this.build(!r),this)}};for(g in m)o[g]=y(g,m[g]);m={search:["?","query"],hash:["#","fragment"]},y=function(e,t){return function(n,r){var i=this[e](n,r);return typeof i=="string"&&i.length?t+i:i}};for(g in m)o[g]=y(m[g][1],m[g][0]);o.pathname=function(e,t){if(e===undefined||e===!0){var n=this._parts.path||(this._parts.hostname?"/":"");return e?s.decodePath(n):n}return this._parts.path=e?s.recodePath(e):"/",this.build(!t),this},o.path=o.pathname,o.href=function(e,t){var n;if(e===undefined)return this.toString();this._string="",this._parts=s._parts();var r=e instanceof s,i=typeof e=="object"&&(e.hostname||e.path||e.pathname);if(e.nodeName){var o=s.getDomAttribute(e);e=e[o]||"",i=!1}!r&&i&&e.pathname!==undefined&&(e=e.toString());if(typeof e=="string")this._parts=s.parse(e,this._parts);else{if(!r&&!i)throw new TypeError("invalid input");var a=r?e._parts:e;for(n in a)u.call(this._parts,n)&&(this._parts[n]=a[n])}return this.build(!t),this},o.is=function(e){var t=!1,r=!1,i=!1,o=!1,u=!1,a=!1,f=!1,l=!this._parts.urn;this._parts.hostname&&(l=!1,r=s.ip4_expression.test(this._parts.hostname),i=s.ip6_expression.test(this._parts.hostname),t=r||i,o=!t,u=o&&n&&n.has(this._parts.hostname),a=o&&s.idn_expression.test(this._parts.hostname),f=o&&s.punycode_expression.test(this._parts.hostname));switch(e.toLowerCase()){case"relative":return l;case"absolute":return!l;case"domain":case"name":return o;case"sld":return u;case"ip":return t;case"ip4":case"ipv4":case"inet4":return r;case"ip6":case"ipv6":case"inet6":return i;case"idn":return a;case"url":return!this._parts.urn;case"urn":return!!this._parts.urn;case"punycode":return f}return null};var b=o.protocol,w=o.port,E=o.hostname;o.protocol=function(e,t){if(e!==undefined&&e){e=e.replace(/:(\/\/)?$/,"");if(!e.match(s.protocol_expression))throw new TypeError('Protocol "'+e+"\" contains characters other than [A-Z0-9.+-] 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e===undefined?"":this;if(e===undefined){if(!this._parts.username)return"";var n=s.buildUserinfo(this._parts);return n.substring(0,n.length-1)}return e[e.length-1]!=="@"&&(e+="@"),s.parseUserinfo(e,this._parts),this.build(!t),this},o.resource=function(e,t){var n;return e===undefined?this.path()+this.search()+this.hash():(n=s.parse(e),this._parts.path=n.path,this._parts.query=n.query,this._parts.fragment=n.fragment,this.build(!t),this)},o.subdomain=function(e,t){if(this._parts.urn)return e===undefined?"":this;if(e===undefined){if(!this._parts.hostname||this.is("IP"))return"";var n=this._parts.hostname.length-this.domain().length-1;return this._parts.hostname.substring(0,n)||""}var r=this._parts.hostname.length-this.domain().length,i=this._parts.hostname.substring(0,r),o=new RegExp("^"+a(i));return e&&e.charAt(e.length-1)!=="."&&(e+="."),e&&s.ensureValidHostname(e),this._parts.hostname=this._parts.hostname.replace(o,e),this.build(!t),this},o.domain=function(e,t){if(this._parts.urn)return e===undefined?"":this;typeof e=="boolean"&&(t=e,e=undefined);if(e===undefined){if(!this._parts.hostname||this.is("IP"))return"";var n=this._parts.hostname.match(/\./g);if(n&&n.length<2)return this._parts.hostname;var r=this._parts.hostname.length-this.tld(t).length-1;return r=this._parts.hostname.lastIndexOf(".",r-1)+1,this._parts.hostname.substring(r)||""}if(!e)throw new TypeError("cannot set domain empty");s.ensureValidHostname(e);if(!this._parts.hostname||this.is("IP"))this._parts.hostname=e;else{var i=new RegExp(a(this.domain())+"$");this._parts.hostname=this._parts.hostname.replace(i,e)}return this.build(!t),this},o.tld=function(e,t){if(this._parts.urn)return e===undefined?"":this;typeof e=="boolean"&&(t=e,e=undefined);if(e===undefined){if(!this._parts.hostname||this.is("IP"))return"";var r=this._parts.hostname.lastIndexOf("."),i=this._parts.hostname.substring(r+1);return t!==!0&&n&&n.list[i.toLowerCase()]?n.get(this._parts.hostname)||i:i}var s;if(!e)throw new TypeError("cannot set TLD empty");if(e.match(/[^a-zA-Z0-9-]/)){if(!n||!n.is(e))throw new TypeError('TLD "'+e+'" contains characters other than [A-Z0-9]');s=new RegExp(a(this.tld())+"$"),this._parts.hostname=this._parts.hostname.replace(s,e)}else{if(!this._parts.hostname||this.is("IP"))throw new ReferenceError("cannot set TLD on non-domain host");s=new RegExp(a(this.tld())+"$"),this._parts.hostname=this._parts.hostname.replace(s,e)}return this.build(!t),this},o.directory=function(e,t){if(this._parts.urn)return e===undefined?"":this;if(e===undefined||e===!0){if(!this._parts.path&&!this._parts.hostname)return"";if(this._parts.path==="/")return"/";var n=this._parts.path.length-this.filename().length-1,r=this._parts.path.substring(0,n)||(this._parts.hostname?"/":"");return e?s.decodePath(r):r}var i=this._parts.path.length-this.filename().length,o=this._parts.path.substring(0,i),u=new RegExp("^"+a(o));return this.is("relative")||(e||(e="/"),e.charAt(0)!=="/"&&(e="/"+e)),e&&e.charAt(e.length-1)!=="/"&&(e+="/"),e=s.recodePath(e),this._parts.path=this._parts.path.replace(u,e),this.build(!t),this},o.filename=function(e,t){if(this._parts.urn)return e===undefined?"":this;if(e===undefined||e===!0){if(!this._parts.path||this._parts.path==="/")return"";var n=this._parts.path.lastIndexOf("/"),r=this._parts.path.substring(n+1);return e?s.decodePathSegment(r):r}var i=!1;e.charAt(0)==="/"&&(e=e.substring(1)),e.match(/\.?\//)&&(i=!0);var o=new RegExp(a(this.filename())+"$");return e=s.recodePath(e),this._parts.path=this._parts.path.replace(o,e),i?this.normalizePath(t):this.build(!t),this},o.suffix=function(e,t){if(this._parts.urn)return e===undefined?"":this;if(e===undefined||e===!0){if(!this._parts.path||this._parts.path==="/")return"";var n=this.filename(),r=n.lastIndexOf("."),i,o;return r===-1?"":(i=n.substring(r+1),o=/^[a-z0-9%]+$/i.test(i)?i:"",e?s.decodePathSegment(o):o)}e.charAt(0)==="."&&(e=e.substring(1));var u=this.suffix(),f;if(!u){if(!e)return this;this._parts.path+="."+s.recodePath(e)}else e?f=new RegExp(a(u)+"$"):f=new RegExp(a("."+u)+"$");return f&&(e=s.recodePath(e),this._parts.path=this._parts.path.replace(f,e)),this.build(!t),this},o.segment=function(e,t,n){var r=this._parts.urn?":":"/",i=this.path(),s=i.substring(0,1)==="/",o=i.split(r);e!==undefined&&typeof e!="number"&&(n=t,t=e,e=undefined);if(e!==undefined&&typeof e!="number")throw new Error('Bad segment "'+e+'", must be 0-based integer');s&&o.shift(),e<0&&(e=Math.max(o.length+e,0));if(t===undefined)return e===undefined?o:o[e];if(e===null||o[e]===undefined){if(l(t)){o=[];for(var u=0,a=t.length;u<a;u++){if(!t[u].length&&(!o.length||!o[o.length-1].length))continue;o.length&&!o[o.length-1].length&&o.pop(),o.push(t[u])}}else if(t||typeof t=="string")o[o.length-1]===""?o[o.length-1]=t:o.push(t)}else t||typeof t=="string"&&t.length?o[e]=t:o.splice(e,1);return s&&o.unshift(""),this.path(o.join(r),n)},o.segmentCoded=function(e,t,n){var r,i,o;typeof e!="number"&&(n=t,t=e,e=undefined);if(t===undefined){r=this.segment(e,t,n);if(!l(r))r=r!==undefined?s.decode(r):undefined;else for(i=0,o=r.length;i<o;i++)r[i]=s.decode(r[i]);return r}if(!l(t))t=typeof t=="string"?s.encode(t):t;else for(i=0,o=t.length;i<o;i++)t[i]=s.decode(t[i]);return this.segment(e,t,n)};var S=o.query;return o.query=function(e,t){if(e===!0)return s.parseQuery(this._parts.query,this._parts.escapeQuerySpace);if(typeof e=="function"){var n=s.parseQuery(this._parts.query,this._parts.escapeQuerySpace),r=e.call(this,n);return this._parts.query=s.buildQuery(r||n,this._parts.duplicateQueryParameters,this._parts.escapeQuerySpace),this.build(!t),this}return e!==undefined&&typeof e!="string"?(this._parts.query=s.buildQuery(e,this._parts.duplicateQueryParameters,this._parts.escapeQuerySpace),this.build(!t),this):S.call(this,e,t)},o.setQuery=function(e,t,n){var r=s.parseQuery(this._parts.query,this._parts.escapeQuerySpace);if(typeof e=="object")for(var i in e)u.call(e,i)&&(r[i]=e[i]);else{if(typeof e!="string")throw new TypeError("URI.addQuery() accepts an object, string as the name parameter");r[e]=t!==undefined?t:null}return this._parts.query=s.buildQuery(r,this._parts.duplicateQueryParameters,this._parts.escapeQuerySpace),typeof e!="string"&&(n=t),this.build(!n),this},o.addQuery=function(e,t,n){var r=s.parseQuery(this._parts.query,this._parts.escapeQuerySpace);return s.addQuery(r,e,t===undefined?null:t),this._parts.query=s.buildQuery(r,this._parts.duplicateQueryParameters,this._parts.escapeQuerySpace),typeof e!="string"&&(n=t),this.build(!n),this},o.removeQuery=function(e,t,n){var r=s.parseQuery(this._parts.query,this._parts.escapeQuerySpace);return s.removeQuery(r,e,t),this._parts.query=s.buildQuery(r,this._parts.duplicateQueryParameters,this._parts.escapeQuerySpace),typeof e!="string"&&(n=t),this.build(!n),this},o.hasQuery=function(e,t,n){var r=s.parseQuery(this._parts.query,this._parts.escapeQuerySpace);return s.hasQuery(r,e,t,n)},o.setSearch=o.setQuery,o.addSearch=o.addQuery,o.removeSearch=o.removeQuery,o.hasSearch=o.hasQuery,o.normalize=function(){return this._parts.urn?this.normalizeProtocol(!1).normalizeQuery(!1).normalizeFragment(!1).build():this.normalizeProtocol(!1).normalizeHostname(!1).normalizePort(!1).normalizePath(!1).normalizeQuery(!1).normalizeFragment(!1).build()},o.normalizeProtocol=function(e){return typeof this._parts.protocol=="string"&&(this._parts.protocol=this._parts.protocol.toLowerCase(),this.build(!e)),this},o.normalizeHostname=function(n){return this._parts.hostname&&(this.is("IDN")&&e?this._parts.hostname=e.toASCII(this._parts.hostname):this.is("IPv6")&&t&&(this._parts.hostname=t.best(this._parts.hostname)),this._parts.hostname=this._parts.hostname.toLowerCase(),this.build(!n)),this},o.normalizePort=function(e){return typeof this._parts.protocol=="string"&&this._parts.port===s.defaultPorts[this._parts.protocol]&&(this._parts.port=null,this.build(!e)),this},o.normalizePath=function(e){if(this._parts.urn)return this;if(!this._parts.path||this._parts.path==="/")return this;var t,n=this._parts.path,r="",i,o;n.charAt(0)!=="/"&&(t=!0,n="/"+n),n=n.replace(/(\/(\.\/)+)|(\/\.$)/g,"/").replace(/\/{2,}/g,"/"),t&&(r=n.substring(1).match(/^(\.\.\/)+/)||"",r&&(r=r[0]));for(;;){i=n.indexOf("/..");if(i===-1)break;if(i===0){n=n.substring(3);continue}o=n.substring(0,i).lastIndexOf("/"),o===-1&&(o=i),n=n.substring(0,o)+n.substring(i+3)}return t&&this.is("relative")&&(n=r+n.substring(1)),n=s.recodePath(n),this._parts.path=n,this.build(!e),this},o.normalizePathname=o.normalizePath,o.normalizeQuery=function(e){return typeof this._parts.query=="string"&&(this._parts.query.length?this.query(s.parseQuery(this._parts.query,this._parts.escapeQuerySpace)):this._parts.query=null,this.build(!e)),this},o.normalizeFragment=function(e){return this._parts.fragment||(this._parts.fragment=null,this.build(!e)),this},o.normalizeSearch=o.normalizeQuery,o.normalizeHash=o.normalizeFragment,o.iso8859=function(){var e=s.encode,t=s.decode;return s.encode=escape,s.decode=decodeURIComponent,this.normalize(),s.encode=e,s.decode=t,this},o.unicode=function(){var e=s.encode,t=s.decode;return s.encode=v,s.decode=unescape,this.normalize(),s.encode=e,s.decode=t,this},o.readable=function(){var t=this.clone();t.username("").password("").normalize();var n="";t._parts.protocol&&(n+=t._parts.protocol+"://"),t._parts.hostname&&(t.is("punycode")&&e?(n+=e.toUnicode(t._parts.hostname),t._parts.port&&(n+=":"+t._parts.port)):n+=t.host()),t._parts.hostname&&t._parts.path&&t._parts.path.charAt(0)!=="/"&&(n+="/"),n+=t.path(!0);if(t._parts.query){var r="";for(var i=0,o=t._parts.query.split("&"),u=o.length;i<u;i++){var a=(o[i]||"").split("=");r+="&"+s.decodeQuery(a[0],this._parts.escapeQuerySpace).replace(/&/g,"%26"),a[1]!==undefined&&(r+="="+s.decodeQuery(a[1],this._parts.escapeQuerySpace).replace(/&/g,"%26"))}n+="?"+r.substring(1)}return n+=s.decodeQuery(t.hash(),!0),n},o.absoluteTo=function(e){var t=this.clone(),n=["protocol","username","password","hostname","port"],r,i,o;if(this._parts.urn)throw new Error("URNs do not have any generally defined hierarchical components");e instanceof s||(e=new s(e)),t._parts.protocol||(t._parts.protocol=e._parts.protocol);if(this._parts.hostname)return t;for(i=0;o=n[i];i++)t._parts[o]=e._parts[o];return t._parts.path?t._parts.path.substring(-2)===".."&&(t._parts.path+="/"):(t._parts.path=e._parts.path,t._parts.query||(t._parts.query=e._parts.query)),t.path().charAt(0)!=="/"&&(r=e.directory(),t._parts.path=(r?r+"/":"")+t._parts.path,t.normalizePath()),t.build(),t},o.relativeTo=function(e){var t=this.clone().normalize(),n,r,i,o,u;if(t._parts.urn)throw new Error("URNs do not have any generally defined hierarchical components");e=(new s(e)).normalize(),n=t._parts,r=e._parts,o=t.path(),u=e.path();if(o.charAt(0)!=="/")throw new Error("URI is already relative");if(u.charAt(0)!=="/")throw new Error("Cannot calculate a URI relative to another relative URI");n.protocol===r.protocol&&(n.protocol=null);if(n.username!==r.username||n.password!==r.password)return t.build();if(n.protocol!==null||n.username!==null||n.password!==null)return t.build();if(n.hostname!==r.hostname||n.port!==r.port)return t.build();n.hostname=null,n.port=null;if(o===u)return 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s.removeQuery(r,e,t),this._parts.query=s.buildQuery(r,this._parts.duplicateQueryParameters,this._parts.escapeQuerySpace),typeof e!="string"&&(n=t),this.build(!n),this},o.hasQuery=function(e,t,n){var r=s.parseQuery(this._parts.query,this._parts.escapeQuerySpace);return s.hasQuery(r,e,t,n)},o.setSearch=o.setQuery,o.addSearch=o.addQuery,o.removeSearch=o.removeQuery,o.hasSearch=o.hasQuery,o.normalize=function(){return this._parts.urn?this.normalizeProtocol(!1).normalizeQuery(!1).normalizeFragment(!1).build():this.normalizeProtocol(!1).normalizeHostname(!1).normalizePort(!1).normalizePath(!1).normalizeQuery(!1).normalizeFragment(!1).build()},o.normalizeProtocol=function(e){return typeof this._parts.protocol=="string"&&(this._parts.protocol=this._parts.protocol.toLowerCase(),this.build(!e)),this},o.normalizeHostname=function(n){return this._parts.hostname&&(this.is("IDN")&&e?this._parts.hostname=e.toASCII(this._parts.hostname):this.is("IPv6")&&t&&(this._parts.hostname=t.best(this._parts.hostname)),this._parts.hostname=this._parts.hostname.toLowerCase(),this.build(!n)),this},o.normalizePort=function(e){return typeof this._parts.protocol=="string"&&this._parts.port===s.defaultPorts[this._parts.protocol]&&(this._parts.port=null,this.build(!e)),this},o.normalizePath=function(e){if(this._parts.urn)return this;if(!this._parts.path||this._parts.path==="/")return this;var t,n=this._parts.path,r="",i,o;n.charAt(0)!=="/"&&(t=!0,n="/"+n),n=n.replace(/(\/(\.\/)+)|(\/\.$)/g,"/").replace(/\/{2,}/g,"/"),t&&(r=n.substring(1).match(/^(\.\.\/)+/)||"",r&&(r=r[0]));for(;;){i=n.indexOf("/..");if(i===-1)break;if(i===0){n=n.substring(3);continue}o=n.substring(0,i).lastIndexOf("/"),o===-1&&(o=i),n=n.substring(0,o)+n.substring(i+3)}return t&&this.is("relative")&&(n=r+n.substring(1)),n=s.recodePath(n),this._parts.path=n,this.build(!e),this},o.normalizePathname=o.normalizePath,o.normalizeQuery=function(e){return typeof this._parts.query=="string"&&(this._parts.query.length?this.query(s.parseQuery(this._parts.query,this._parts.escapeQuerySpace)):this._parts.query=null,this.build(!e)),this},o.normalizeFragment=function(e){return this._parts.fragment||(this._parts.fragment=null,this.build(!e)),this},o.normalizeSearch=o.normalizeQuery,o.normalizeHash=o.normalizeFragment,o.iso8859=function(){var e=s.encode,t=s.decode;return s.encode=escape,s.decode=decodeURIComponent,this.normalize(),s.encode=e,s.decode=t,this},o.unicode=function(){var e=s.encode,t=s.decode;return s.encode=v,s.decode=unescape,this.normalize(),s.encode=e,s.decode=t,this},o.readable=function(){var t=this.clone();t.username("").password("").normalize();var n="";t._parts.protocol&&(n+=t._parts.protocol+"://"),t._parts.hostname&&(t.is("punycode")&&e?(n+=e.toUnicode(t._parts.hostname),t._parts.port&&(n+=":"+t._parts.port)):n+=t.host()),t._parts.hostname&&t._parts.path&&t._parts.path.charAt(0)!=="/"&&(n+="/"),n+=t.path(!0);if(t._parts.query){var r="";for(var i=0,o=t._parts.query.split("&"),u=o.length;i<u;i++){var a=(o[i]||"").split("=");r+="&"+s.decodeQuery(a[0],this._parts.escapeQuerySpace).replace(/&/g,"%26"),a[1]!==undefined&&(r+="="+s.decodeQuery(a[1],this._parts.escapeQuerySpace).replace(/&/g,"%26"))}n+="?"+r.substring(1)}return n+=s.decodeQuery(t.hash(),!0),n},o.absoluteTo=function(e){var t=this.clone(),n=["protocol","username","password","hostname","port"],r,i,o;if(this._parts.urn)throw new Error("URNs do not have any generally defined hierarchical components");e instanceof s||(e=new s(e)),t._parts.protocol||(t._parts.protocol=e._parts.protocol);if(this._parts.hostname)return t;for(i=0;o=n[i];i++)t._parts[o]=e._parts[o];return t._parts.path?t._parts.path.substring(-2)===".."&&(t._parts.path+="/"):(t._parts.path=e._parts.path,t._parts.query||(t._parts.query=e._parts.query)),t.path().charAt(0)!=="/"&&(r=e.directory(),t._parts.path=(r?r+"/":"")+t._parts.path,t.normalizePath()),t.build(),t},o.relativeTo=function(e){var t=this.clone().normalize(),n,r,i,o,u;if(t._parts.urn)throw new Error("URNs do not have any generally defined hierarchical components");e=(new s(e)).normalize(),n=t._parts,r=e._parts,o=t.path(),u=e.path();if(o.charAt(0)!=="/")throw new Error("URI is already relative");if(u.charAt(0)!=="/")throw new Error("Cannot calculate a URI relative to another relative URI");n.protocol===r.protocol&&(n.protocol=null);if(n.username!==r.username||n.password!==r.password)return t.build();if(n.protocol!==null||n.username!==null||n.password!==null)return t.build();if(n.hostname!==r.hostname||n.port!==r.port)return t.build();n.hostname=null,n.port=null;if(o===u)return 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a=s(t.dropdown);a.addClass("dropdown-"+(t.position=="right"?"left":"right")),u.append(a),u.insertBefore(r)}else o.addClass(i),o.addClass(t.className),o.insertBefore(r)}function a(){t.each(r,u)}var r=[];return n.bind("page.change",function(){a()}),{createButton:o}}),define("gitbook",["jQuery","utils/storage","utils/dropdown","core/events","core/state","core/keyboard","core/navigation","core/progress","core/sidebar","apis/toolbar"],function(e,t,n,r,i,s,o,u,a,f){var l=function(e){a.init(),s.init(),n.init(),o.init(),r.trigger("start",e)};return{start:l,events:r,state:i,toolbar:f,sidebar:a,storage:t,keyboard:s}});
\ No newline at end of file
diff --git a/theme/javascript/core/keyboard.js b/theme/javascript/core/keyboard.js
index 22fe953..27a9247 100755
--- a/theme/javascript/core/keyboard.js
+++ b/theme/javascript/core/keyboard.js
@@ -1,38 +1,39 @@
 define([
-    "jQuery",
-    "Mousetrap",
-    "core/navigation",
-    "core/sidebar",
-    "core/search"
-], function($, Mousetrap, navigation, sidebar, search){
+    'jQuery',
+    'Mousetrap',
+    'core/navigation',
+    'core/sidebar'
+], function($, Mousetrap, navigation, sidebar){
+
+    // Bind a keyboard shortcuts
+    function bindShortcut(keys, fn) {
+        Mousetrap.bind(keys, function(e) {
+            fn();
+            return false;
+        });
+    }
+
+
     // Bind keyboard shortcuts
     var init = function() {
         // Next
-        Mousetrap.bind(['right'], function(e) {
+        bindShortcut(['right'], function(e) {
             navigation.goNext();
-            return false;
         });
 
         // Prev
-        Mousetrap.bind(['left'], function(e) {
+        bindShortcut(['left'], function(e) {
             navigation.goPrev();
-            return false;
         });
 
         // Toggle Summary
-        Mousetrap.bind(['s'], function(e) {
+        bindShortcut(['s'], function(e) {
             sidebar.toggle();
-            return false;
-        });
-
-        // Toggle Search
-        Mousetrap.bind(['f'], function(e) {
-            search.toggle();
-            return false;
         });
     };
 
     return {
-        init: init
+        init: init,
+        bind: bindShortcut
     };
 });
\ No newline at end of file
diff --git a/theme/javascript/core/navigation.js b/theme/javascript/core/navigation.js
index c1766ab..060eb7a 100755
--- a/theme/javascript/core/navigation.js
+++ b/theme/javascript/core/navigation.js
@@ -4,9 +4,8 @@ define([
     "core/events",
     "core/state",
     "core/progress",
-    "core/loading",
-    "core/search"
-], function($, URL, events, state, progress, loading, search) {
+    "core/loading"
+], function($, URL, events, state, progress, loading) {
     var prev, next;
 
     var usePushState = (typeof history.pushState !== "undefined");
@@ -67,7 +66,6 @@ define([
             // Update state
             state.update($("html"));
             // recover search keyword
-            search.recover();
             preparePage();
         })
         .fail(function (e) {
diff --git a/theme/javascript/gitbook.js b/theme/javascript/gitbook.js
index 00dcafe..ad9b4c5 100755
--- a/theme/javascript/gitbook.js
+++ b/theme/javascript/gitbook.js
@@ -9,18 +9,14 @@ define([
     'core/navigation',
     'core/progress',
     'core/sidebar',
-    'core/search',
 
     'apis/toolbar'
 ], function($, storage, dropdown, events, state,
-keyboard, navigation, progress, sidebar, search, toolbar){
+keyboard, navigation, progress, sidebar, toolbar){
     var start = function(config) {
         // Init sidebar
         sidebar.init();
 
-        // Load search
-        search.init();
-
         // Init keyboard
         keyboard.init();
 
@@ -39,7 +35,14 @@ keyboard, navigation, progress, sidebar, search, toolbar){
         events: events,
         state: state,
 
+        // UI sections
         toolbar: toolbar,
-        storage: storage
+        sidebar: sidebar,
+
+        // Read/Write the localstorage
+        storage: storage,
+
+        // Create keyboard shortcuts
+        keyboard: keyboard
     };
 });
diff --git a/theme/templates/website/includes/header.html b/theme/templates/website/includes/header.html
index c4a8162..7ece689 100644
--- a/theme/templates/website/includes/header.html
+++ b/theme/templates/website/includes/header.html
@@ -1,7 +1,6 @@
 <div class="book-header" role="navigation">
     <!-- Actions Left -->
     <a href="#" class="btn pull-left toggle-summary" aria-label="{{ __("SUMMARY_TOGGLE") }}"><i class="fa fa-align-justify"></i></a>
-    <a href="#" class="btn pull-left toggle-search" aria-label="{{ __("SEARCH_TOGGLE") }}"><i class="fa fa-search"></i></a>
     {% if glossary.length > 0 %}
     <a href="{{ basePath }}/GLOSSARY.html" class="btn pull-left" aria-label="{{ __("GLOSSARY_OPEN") }}"><i class="fa fa-sort-alpha-asc"></i></a>
     {% endif %}
diff --git a/theme/templates/website/includes/summary.html b/theme/templates/website/includes/summary.html
index c31d69c..ea0fe80 100644
--- a/theme/templates/website/includes/summary.html
+++ b/theme/templates/website/includes/summary.html
@@ -26,9 +26,6 @@
 {% endmacro %}
 
 <div class="book-summary">
-    <div class="book-search" role="search">
-        <input type="text" placeholder="{{ __("SEARCH_PLACEHOLDER") }}" class="form-control" />
-    </div>
     <nav role="navigation">
         <ul class="summary">
             {% set _divider = false %}