Bump version to 0.5.0

Set sans-serif as default

.gitignore

@@ -23,3 +23,8 @@ build/Release
 # Deployed apps should consider commenting this line out:
 # see https://npmjs.org/doc/faq.html#Should-I-check-my-node_modules-folder-into-git
 node_modules
+
+theme/javascript/vendors
+
+# vim swapfile
+*.swp

AUTHORS.md

@@ -0,0 +1,18 @@
+Authors
+=======
+
+Also see https://github.com/GitbookIO/gitbook/graphs/contributors.
+Names below are ordered by first contribution.
+
+Author
+------
+
+- Samy Pessé <samypesse@gmail.com>
+- Aaron O'Mullan <aaron.omullan@gmail.com>
+
+
+Contributors
+------------
+
+- Nijiko Yonskai
+- Herman Starikov

CHANGES.md

@@ -0,0 +1,2 @@
+# Release notes
+

Gruntfile.js

@@ -4,10 +4,18 @@ module.exports = function (grunt) {
     // Load NPM tasks
     grunt.loadNpmTasks('grunt-contrib-less');
     grunt.loadNpmTasks('grunt-contrib-requirejs');
+    grunt.loadNpmTasks("grunt-bower-install-simple");
 
     // Init GRUNT configuraton
     grunt.initConfig({
         pkg: grunt.file.readJSON('package.json'),
+        'bower-install-simple': {
+            options: {
+                color:       true,
+                production:  false,
+                directory:   "theme/javascript/vendors"
+            }
+        },
         less: {
             development: {
                 options: {
@@ -16,27 +24,27 @@ module.exports = function (grunt) {
                     optimization: 2
                 },
                 files: {
-                    "theme/assets/style.css": "theme/stylesheets/main.less",
-                    "theme/assets/print.css": "theme/stylesheets/print.less"
+                    "theme/assets/style.css": "theme/stylesheets/website.less",
+                    "theme/assets/print.css": "theme/stylesheets/ebook.less"
                 }
             }
         },
         requirejs: {
             compile: {
                 options: {
-                    name: "app",
+                    name: "gitbook",
                     baseUrl: "theme/javascript/",
                     out: "theme/assets/app.js",
                     preserveLicenseComments: false,
-                    optimize: "none", //"uglify",
+                    optimize: "uglify", //"uglify",
                     include: ["requireLib"],
                     paths: {
-                        "jQuery": 'vendors/jquery',
-                        "lodash": 'vendors/lodash',
-                        "requireLib": 'vendors/require',
-                        "Mousetrap": 'vendors/mousetrap',
-                        "mixpanel": 'vendors/mixpanel',
-                        "lunr": path.join(__dirname, "node_modules/lunr/lunr")
+                        "jQuery": 'vendors/jquery/dist/jquery',
+                        "lodash": 'vendors/lodash/dist/lodash',
+                        "requireLib": 'vendors/requirejs/require',
+                        "Mousetrap": 'vendors/mousetrap/mousetrap',
+                        "lunr": 'vendors/lunr.js/lunr',
+                        "URI": 'vendors/URIjs/src/URI'
                     },
                     shim: {
                         'jQuery': {
@@ -48,9 +56,6 @@ module.exports = function (grunt) {
                         'Mousetrap': {
                             exports: 'Mousetrap'
                         },
-                        'mixpanel': {
-                            exports: 'mixpanel'
-                        },
                         'lunr': {
                             exports: 'lunr'
                         }
@@ -60,8 +65,11 @@ module.exports = function (grunt) {
         }
     });
 
+    grunt.registerTask("bower-install", [ "bower-install-simple" ]);
+
     // Build
     grunt.registerTask('build', [
+        'bower-install',
         'less',
         'requirejs'
     ]);

LICENSE

@@ -186,7 +186,7 @@ Apache License
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright {yyyy} {name of copyright owner}
+   Copyright 2014 FriendCode Inc.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -198,4 +198,4 @@ Apache License
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
-   limitations under the License.
+   limitations under the License.

README.md

@@ -3,7 +3,7 @@ GitBook
 
 [![Build Status](https://travis-ci.org/GitbookIO/gitbook.png?branch=master)](https://travis-ci.org/GitbookIO/gitbook)
 
-GitBook is a command line tool (and Node.js library) for building beautiful programming books and exercises using GitHub/Git and Markdown. You can see an example: [Learn Javascript](http://gitbookio.github.io/javascript/).
+GitBook is a command line tool (and Node.js library) for building beautiful books and exercises using GitHub/Git and Markdown. You can see an example: [Learn Javascript](https://www.gitbook.io/book/GitBookIO/javascript). An [editor](https://github.com/GitbookIO/editor) is available for Windows, Mac and Linux. You can follow [@GitBookIO](https://twitter.com/GitBookIO) on Twitter. Complete documentation is available at [help.gitbook.io](http://help.gitbook.io/).
 
 ![Image](https://raw.github.com/GitbookIO/gitbook/master/preview.png)
 
@@ -30,33 +30,122 @@ $ gitbook build ./repository --output=./outputFolder
 Options for commands `build` and `serve` are:
 
 ```
--t, --title <name> Name of the book to generate, defaults to repo name
--i, --intro <intro> Description of the book to generate
--g, --github <repo_path> ID of github repo like : username/repo
 -o, --output <directory>  Path to output directory, defaults to ./_book
--f, --format <name>       Change generation format, defaults to site, availables are: site, page, pdf, json
--i, --intro <intro>       Description of the book to generate
--gh, --githubHost <url>   The url of the github host (defaults to https://github.com/)
---theme <path>            Path to theme directory
+-f, --format <name>       Change generation format, defaults to site, availables are: site, page, ebook, json
+--config <config file>    Configuration file to use, defaults to book.js or book.json
 ```
 
+GitBook loads the default configuration from a `book.json` file in the repository if it exists.
+
+Here are the options that can be stored in this file:
+
+```js
+{
+    // Folders to use for output
+    // Caution: it overrides the value from the command line
+    // It's not advised this option in the book.json
+    "output": null,
+
+    // Generator to use for building
+    // Caution: it overrides the value from the command line
+    // It's not advised this option in the book.json
+    "generator": "site",
+
+    // Book title and description (defaults are extracted from the README)
+    "title": null,
+    "description": null,
+
+    // For ebook format, the extension to use for generation (default is detected from output extension)
+    // "epub", "pdf", "mobi"
+    // Caution: it overrides the value from the command line
+    // It's not advised this option in the book.json
+    "extension": null,
+
+    // GitHub information (defaults are extracted using git)
+    "github": null,
+    "githubHost": "https://github.com/",
+
+    // Plugins list, can contain "-name" for removing default plugins
+    "plugins": [],
+
+    // Global configuration for plugins
+    "pluginsConfig": {
+        "fontSettings": {
+            "theme": "sepia", "night" or "white",
+            "family": "serif" or "sans",
+            "size": 1 to 4
+        }
+    },
+
+    // Set another theme with your own layout
+    // It's recommended to use plugins or add more options for default theme, though
+    // See https://github.com/GitbookIO/gitbook/issues/209
+    "theme": "./localtheme",
+
+    // Links in template (null: default, false: remove, string: new value)
+    "links": {
+        // Link to home in the top-left corner
+        "home": null,
+
+        // Links in top of sidebar
+        "about": null,
+        "issues": null,
+        "contribute": null,
+
+        // Sharing links
+        "sharing": {
+            "google": null,
+            "facebook": null,
+            "twitter": null
+        }
+    },
+
+
+    // Options for PDF generation
+    "pdf": {
+        // Add toc at the end of the file
+        "toc": true,
+
+        // Add page numbers to the bottom of every page
+        "pageNumbers": false,
+
+        // Font size for the fiel content
+        "fontSize": 12,
+
+        // Paper size for the pdf
+        // Choices are [u’a0’, u’a1’, u’a2’, u’a3’, u’a4’, u’a5’, u’a6’, u’b0’, u’b1’, u’b2’, u’b3’, u’b4’, u’b5’, u’b6’, u’legal’, u’letter’]
+        "paperSize": "a4",
+
+        // Margin (in pts)
+        // Note: 72 pts equals 1 inch
+        "margin": {
+            "right": 62,
+            "left": 62,
+            "top": 36,
+            "bottom": 36
+        }
+    }
+}
+```
+
+You can publish your books to our index by visiting [GitBook.io](http://www.gitbook.io)
+
 ## Output Formats
 
 GitBook can generate your book in the following formats:
 
-* **Static Website**: This is the default format, it generates a complete interactive static website that can be for example hosted on GitHub Pages.
-* **PDF**: A complete PDF book with exercise solutions at the end of the book. Generate to this format using: ```gitbook pdf ./myrepo```, you need to have [gitbook-pdf](https://github.com/GitbookIO/gitbook-pdf) installed.
-* **eBook**: A complete eBook with exercise solutions at the end of the book. Generate to this format using: ```gitbook ebook ./myrepo```, you need to have [ebook-convert](http://manual.calibre-ebook.com/cli/ebook-convert.html) installed.
-* **Single Page**: The book will be stored in a single printable HTML page, this format is used for conversion to PDF or eBook. Generate to this format using: ```gitbook build ./myrepo -f page```.
-* **JSON**: This format is used for debugging or extracting metadata from a book. Generate to this format using: ```gitbook build ./myrepo -f json```.
+* **Static Website**: This is the default format. It generates a complete interactive static website that can be, for example, hosted on GitHub Pages.
+* **eBook**: A complete eBook with exercise solutions at the end of the book. Generate this format using: ```gitbook ebook ./myrepo```. You need to have [ebook-convert](http://manual.calibre-ebook.com/cli/ebook-convert.html) installed. The output format could be **PDF**, **ePub** or **MOBI**.
+* **Single Page**: The book will be stored in a single printable HTML page. This format is used for conversion to PDF or eBook. Generate this format using: ```gitbook build ./myrepo -f page```.
+* **JSON**: This format is used for debugging or extracting metadata from a book. Generate this format using: ```gitbook build ./myrepo -f json```.
 
 ## Book Format
 
-A book is a GitHub repository containing at least 2 files: `README.md` and `SUMMARY.md`.
+A book is a Git repository containing at least 2 files: `README.md` and `SUMMARY.md`.
 
 #### README.md
 
-As usual, it should contains an introduction for your book. It will be automatically added to the final summary.
+Typically, this should be the introduction for your book. It will be automatically added to the final summary.
 
 #### SUMMARY.md
 
@@ -76,11 +165,11 @@ This is the summary of my book.
     * [example 1](section2/example1.md)
 ```
 
-Files that are not included in the `SUMMARY.md` will not be processed by `gitbook`.
+Files that are not included in `SUMMARY.md` will not be processed by `gitbook`.
 
 #### Exercises
 
-A book can contain interactive exercises (currently only in Javascript but Python and Ruby are coming soon ;) ). An exercise is a code challenge provided to the reader, which is given a code editor to write a solution which is checked against the book author's validation code.
+A book can contain interactive exercises (currently only in Javascript but Python and Ruby are coming soon ;) ). An exercise is a code challenge provided to the reader, who is given a code editor to write a solution which is checked against the book author's validation code.
 
 An exercise is defined by 4 simple parts:
 
@@ -89,7 +178,7 @@ An exercise is defined by 4 simple parts:
 * **Solution** code, being a correct solution to the exercise
 * **Validation** code that tests the correctness of the user's input
 
-Exercises need to start and finish with a separation bar (```---``` or ```***```). It should contain 3 code elements (**base**, **solution** and **validation**).
+Exercises need to start and finish with a separation bar (```---``` or ```***```). It should contain 3 code elements (**base**, **solution** and **validation**). It can contain a 4th element that provides **context** code (functions, imports of libraries, etc which shouldn't be displayed to the user).
 
     ---
 
@@ -107,6 +196,14 @@ Exercises need to start and finish with a separation bar (```---``` or ```***```
     assert(x == 10);
     ```
 
+    ```js
+    // This is context code available everywhere
+    // The user will be able to call magicFunc in his code
+    function magicFunc() {
+        return 3;
+    }
+    ```
+
     ---
 
 #### Multi-Languages
@@ -123,4 +220,36 @@ You can see a complete example with the [Learn Git](https://github.com/GitbookIO
 
 #### Ignoring files & folders
 
-GitBook will read the `.gitignore`, `.bookignore` and `.ignore` files to get a list of files and folders to skip. (The format inside those files, follows the same convention as `.gitignore`)
+GitBook will read the `.gitignore`, `.bookignore` and `.ignore` files to get a list of files and folders to skip. (The format inside those files follows the same convention as `.gitignore`)
+
+#### Cover
+
+A cover image can be set by creating a file: **/cover.jpg**.
+The best resolution is **1800x2360**. The generation of the cover can be done automatically using the plugin [autocover](https://github.com/GitbookIO/plugin-autocover).
+
+A small version of the cover can also be set by creating a file: **/cover_small.jpg**.
+
+#### Publish your book
+
+The platform [GitBook.io](https://www.gitbook.io/) is like an "Heroku for books": you can create a book on it (public, paid, or private) and update it using **git push**.
+
+#### Plugins
+
+Plugins can used to extend your book's functionality. Read [GitbookIO/plugin](https://github.com/GitbookIO/plugin) for more information about how to build a plugin for GitBook.
+
+##### Default plugins:
+
+* [mathjax](https://github.com/GitbookIO/plugin-mathjax): displays mathematical notation in the book.
+* [mixpanel](https://github.com/GitbookIO/plugin-mixpanel): Mixpanel tracking for your book
+
+##### Other plugins:
+
+* [Google Analytics](https://github.com/GitbookIO/plugin-ga): Google Analytics tracking for your book
+* [Disqus](https://github.com/GitbookIO/plugin-disqus): Disqus comments integration in your book
+* [Autocover](https://github.com/GitbookIO/plugin-autocover): Generate a cover for your book
+* [Transform annoted quotes to notes](https://github.com/erixtekila/gitbook-plugin-richquotes): Allow extra markdown markup to render blockquotes as nice notes
+* [Send code to console](https://github.com/erixtekila/gitbook-plugin-toconsole): Evaluate javascript block in the browser inspector's console
+* [Revealable sections](https://github.com/mrpotes/gitbook-plugin-reveal): Reveal sections of the page using buttons made from the first title in each section
+* [Markdown within HTML](https://github.com/mrpotes/gitbook-plugin-nestedmd): Process markdown within HTML blocks - allows custom layout options for individual pages
+* [Bootstrap JavaScript plugins](https://github.com/mrpotes/gitbook-plugin-bootstrapjs): Use the [Bootstrap JavaScript plugins](http://getbootstrap.com/javascript) in your online GitBook
+* [Piwik Open Analytics](https://github.com/emmanuel-keller/gitbook-plugin-piwik): Piwik Open Analytics tracking for your book

bin/build.js

@@ -1,113 +1,53 @@
 var path = require('path');
 var Q = require('q');
 var _ = require('lodash');
-var tmp = require('tmp');
+var fs = require('fs');
 
 var utils = require('./utils');
-
 var generate = require("../lib/generate");
 var parse = require("../lib/parse");
-var fs = require('../lib/generate/fs');
 var generators = require("../lib/generate").generators;
 
-var buildFunc = function(dir, options) {
-    dir = dir || process.cwd();
-    outputDir = options.output || path.join(dir, '_book');
-
-    console.log('Starting build ...');
-    // Get repo's URL
-    return utils.gitURL(dir)
-    .then(function(url) {
-        // Get ID of repo
-        return utils.githubID(url);
-    }, function(err) {
-        return null;
-    })
-    .then(function(repoID) {
-        var githubID = options.github || repoID;
-
-        if(!githubID) {
-            throw new Error('Needs a githubID (username/repo). Either set repo origin to a github repo or use the -g flag');
-        }
-
-        var parts = githubID.split('/', 2);
-        var user = parts[0], repo = parts[1];
-
-        var title = options.title || utils.titleCase(repo);
-
-        return generate.folder(
-            _.extend(options.options || {}, {
-                input: dir,
-                output: outputDir,
-                title: title,
-                description: options.intro,
-                github: githubID,
-                generator: options.format,
-                theme: options.theme
-            })
-        );
-    })
-    .then(function(output) {
-        console.log("Successfuly built !");
-        return output;
-    }, utils.logError);
+var buildCommand = function(command) {
+    return command
+    .option('-o, --output <directory>', 'Path to output directory, defaults to ./_book')
+    .option('-f, --format <name>', 'Change generation format, defaults to site, availables are: '+_.keys(generators).join(", "))
+    .option('--config <config file>', 'Configuration file to use, defaults to book.js or book.json')
 };
 
-var buildFiles = function(dir, outputFile, options, masterOptions) {
-    var ext = masterOptions.extension;
 
-    outputFile = outputFile || path.resolve(dir, "book."+ext);
+var buildEbookCommand = function(command) {
+    return buildCommand(command)
+    .option('-c, --cover <path>', 'Cover image, default is cover.jpg if exists');
+};
 
-    Q.nfcall(tmp.dir)
-    .then(function(tmpDir) {
-        return buildFunc(
-            dir,
-            _.extend(options, {
-                output: tmpDir,
-                format: masterOptions.format,
-                options: masterOptions.options
+var makeBuildFunc = function(converter) {
+    return  function(dir, options) {
+        dir = dir || process.cwd();
+        outputDir = options.output;
+
+        console.log('Starting build ...');
+        return converter(
+            _.extend({}, options || {}, {
+                input: dir,
+                output: outputDir,
+                generator: options.format,
+                configFile: options.config
             })
         )
-        .then(function(_options) {
-            var copyPDF = function(lang) {
-                var _outputFile = outputFile;
-                var _tmpDir = tmpDir;
-
-                if (lang) {
-                    _outputFile = _outputFile.slice(0, -path.extname(_outputFile).length)+"_"+lang+path.extname(_outputFile);
-                    _tmpDir = path.join(_tmpDir, lang);
-                }
-
-                console.log("Generating in", _outputFile);
-                return fs.copy(
-                    path.join(_tmpDir, "index."+ext),
-                    _outputFile
-                );
-            };
-
-            // Multi-langs book
-            return Q()
-            .then(function() {
-                if (_options.langsSummary) {
-                    console.log("Generating for all the languages");
-                    return Q.all(
-                        _.map(_options.langsSummary.list, function(lang) {
-                            return copyPDF(lang.lang);
-                        })
-                    );
-                } else {
-                    return copyPDF();
-                }
-            })
-            .then(function() {
-                return fs.remove(tmpDir);
-            })
-            .fail(utils.logError);
+        .then(function(output) {
+            console.log("Successfully built!");
+            return output;
+        }, utils.logError)
+        .fail(function() {
+            process.exit(-1);
         });
-    })
+    };
 };
 
 module.exports = {
-    folder: buildFunc,
-    files: buildFiles
-};
+    folder: makeBuildFunc(generate.folder),
+    file: makeBuildFunc(generate.file),
+    command: buildCommand,
+    commandEbook: buildEbookCommand
+};

bin/gitbook.js

@@ -4,82 +4,115 @@ var Q = require('q');
 var _ = require('lodash');
 var path = require('path');
 var prog = require('commander');
+var tinylr = require('tiny-lr-fork');
 
 var pkg = require('../package.json');
 var generators = require("../lib/generate").generators;
+var initDir = require("../lib/generate/init");
 var fs = require('../lib/generate/fs');
 
 var utils = require('./utils');
 var build = require('./build');
+var Server = require('./server');
 
 // General options
 prog
 .version(pkg.version);
 
-var buildCommand = function(command, action) {
-    return command
-    .option('-o, --output <directory>', 'Path to output directory, defaults to ./_book')
-    .option('-f, --format <name>', 'Change generation format, defaults to site, availables are: '+_.keys(generators).join(", "))
-    .option('-t, --title <name>', 'Name of the book to generate, defaults to repo name')
-    .option('-i, --intro <intro>', 'Description of the book to generate')
-    .option('-g, --github <repo_path>', 'ID of github repo like : username/repo')
-    .option('-gh, --githubHost <url>', 'The url of the github host (defaults to https://github.com/')
-    .option('--theme <path>', 'Path to theme directory')
-    .action(action);
-}
+build.command(prog.command('build [source_dir]'))
+.description('Build a gitbook from a directory')
+.action(build.folder);
 
-buildCommand(prog
-.command('build [source_dir]')
-.description('Build a gitbook from a directory'), build.folder);
-
-buildCommand(prog
-.command('serve [source_dir]')
+build.command(prog.command('serve [source_dir]'))
 .description('Build then serve a gitbook from a directory')
-.option('-p, --port <port>', 'Port for server to listen on', 4000),
-function(dir, options) {
-    build.folder(dir, options)
-    .then(function(_options) {
-        console.log();
-        console.log('Starting server ...');
-        return utils.serveDir(_options.output, options.port)
+.option('-p, --port <port>', 'Port for server to listen on', 4000)
+.option('--no-watch', 'Disable restart with file watching')
+.action(function(dir, options) {
+    var server = new Server();
+
+    // init livereload server
+    var lrOptions = {port: 35729};
+    var lrServer = tinylr(lrOptions);
+    var lrPath = undefined;
+    lrServer.listen(lrOptions.port, function(err) {
+      if (err) { return console.log(err); }
+      console.log('Live reload server started on port: ' + lrOptions.port);
+    });
+
+    var generate = function() {
+        if (server.isRunning()) console.log("Stopping server");
+
+        server.stop()
+        .then(function() {
+            return build.folder(dir, _.extend(options || {}, {
+                cache: false,
+                defaultsPlugins: ["livereload"]
+            }));
+        })
+        .then(function(_options) {
+            console.log();
+            console.log('Starting server ...');
+            return server.start(_options.output, options.port)
+            .then(function() {
+                console.log('Serving book on http://localhost:'+options.port);
+
+                if (lrPath) {
+                  // trigger livereload
+                  lrServer.changed({body:{files:[lrPath]}})
+                }
+
+                if (!options.watch) return;
+                return utils.watch(_options.input)
+                .then(function(filepath) {
+                    // set livereload path
+                    lrPath = filepath;
+                    console.log("Restart after change in files");
+                    console.log('');
+                    return generate();
+                })
+            })
+        })
         .fail(utils.logError);
-    })
-    .then(function() {
-        console.log('Serving book on http://localhost:'+options.port);
-        console.log();
-        console.log('Press CTRL+C to quit ...');
-    });
+    };
+
+    console.log('Press CTRL+C to quit ...');
+    console.log('')
+    generate();
 });
 
-buildCommand(prog
-.command('pdf [source_dir] [output_file]')
+build.commandEbook(prog.command('pdf [source_dir]'))
 .description('Build a gitbook as a PDF')
-.option('-pf, --paperformat <format>', 'PDF paper format (default is A4): "5in*7.5in", "10cm*20cm", "A4", "Letter"'),
-function(dir, output, options) {
-    build.files(dir, output, options, {
+.action(function(dir, options) {
+    build.file(dir, _.extend(options, {
         extension: "pdf",
-        format: "pdf",
-        options: {
-            paperformat: options.paperformat
-        }
-    });
+        format: "ebook"
+    }));
 });
 
-buildCommand(prog
-.command('ebook [source_dir] [output_file]')
-.description('Build a gitbook as a eBook')
-.option('-c, --cover <path>', 'Cover image, default is cover.png if exists'),
-function(dir, output, options) {
-    var ext = output ? path.extname(output) : "epub";
-    
-    build.files(dir, output, options, {
-        extension: ext,
-        format: "ebook",
-        options: {
-            extension: ext,
-            cover: options.cover
-        }
-    });
+build.commandEbook(prog.command('epub [source_dir]'))
+.description('Build a gitbook as a ePub book')
+.action(function(dir, options) {
+    build.file(dir, _.extend(options, {
+        extension: "epub",
+        format: "ebook"
+    }));
+});
+
+build.commandEbook(prog.command('mobi [source_dir]'))
+.description('Build a gitbook as a Mobi book')
+.action(function(dir, options) {
+    build.file(dir, _.extend(options, {
+        extension: "mobi",
+        format: "ebook"
+    }));
+});
+
+prog
+.command('init [source_dir]')
+.description('Create files and folders based on contents of SUMMARY.md')
+.action(function(dir) {
+    dir = dir || process.cwd();
+    return initDir(dir);
 });
 
 // Parse and fallback to help if no args

bin/server.js

@@ -0,0 +1,96 @@
+var Q = require('q');
+var _ = require('lodash');
+
+var events = require('events');
+var http = require('http');
+var send = require('send');
+var util = require('util');
+var url = require('url');
+
+var Server = function() {
+    this.running = null;
+    this.dir = null;
+    this.port = 0;
+    this.sockets = [];
+};
+util.inherits(Server, events.EventEmitter);
+
+// Return true if the server is running
+Server.prototype.isRunning = function() {
+    return this.running != null;
+};
+
+// Stop the server
+Server.prototype.stop = function() {
+    var that = this;
+    if (!this.isRunning()) return Q();
+
+    var d = Q.defer();
+    this.running.close(function(err) {
+        that.running = null;
+        that.emit("state", false);
+
+        if (err) d.reject(err);
+        else d.resolve();
+    });
+
+    for (var i = 0; i < this.sockets.length; i++) {
+        this.sockets[i].destroy();
+    }
+
+    return d.promise;
+};
+
+Server.prototype.start = function(dir, port) {
+    var that = this, pre = Q();
+    port = port || 8004;
+
+    if (that.isRunning()) pre = this.stop();
+    return pre
+    .then(function() {
+        var d = Q.defer();
+
+        that.running = http.createServer(function(req, res){
+            // Render error
+            function error(err) {
+                res.statusCode = err.status || 500;
+                res.end(err.message);
+            }
+
+            // Redirect to directory's index.html
+            function redirect() {
+                res.statusCode = 301;
+                res.setHeader('Location', req.url + '/');
+                res.end('Redirecting to ' + req.url + '/');
+            }
+
+            // Send file
+            send(req, url.parse(req.url).pathname)
+            .root(dir)
+            .on('error', error)
+            .on('directory', redirect)
+            .pipe(res);
+        });
+
+        that.running.on('connection', function (socket) {
+            that.sockets.push(socket);
+            socket.setTimeout(4000);
+            socket.on('close', function () {
+                that.sockets.splice(that.sockets.indexOf(socket), 1);
+            });
+        });
+
+        that.running.listen(port, function(err) {
+            if (err) return d.reject(err);
+
+            that.port = port;
+            that.dir = dir;
+            that.emit("state", true);
+            d.resolve();
+        });
+
+        return d.promise;
+    });
+}
+
+module.exports = Server;

bin/utils.js

@@ -4,95 +4,41 @@ var _ = require('lodash');
 var http = require('http');
 var send = require('send');
 
-var url = require('url');
-var cp = require('child_process');
+var path = require('path');
+var Gaze = require('gaze').Gaze;
 
-
-// Get the remote of a given repo
-function gitURL(path) {
+function watch(dir) {
     var d = Q.defer();
+    dir = path.resolve(dir);
 
-    cp.exec("git config --get remote.origin.url", {
-        cwd: path,
-        env: process.env,
-    }, function(err, stdout, stderr) {
-        if(err) {
-            return d.reject(err);
-        }
-
-        return d.resolve(stdout);
+    var gaze = new Gaze("**/*.md", {
+        cwd: dir
     });
 
-    return d.promise
-    .then(function(output) {
-        return output.replace(/(\r\n|\n|\r)/gm, "");
+    gaze.once("all", function(e, filepath) {
+        gaze.close();
+
+        d.resolve(filepath);
     });
-}
+    gaze.once("error", function(err) {
+        gaze.close();
 
-// Poorman's parsing
-// Parse a git URL to a github ID : username/reponame
-function githubID(_url) {
-    // Detect HTTPS repos
-    var parsed = url.parse(_url);
-    if(parsed.protocol === 'https:' && parsed.host === 'github.com') {
-        return parsed.path.slice(1, -4);
-    }
-
-    // Detect SSH repos
-    if(_url.indexOf('git@') === 0) {
-        return _url.split(':', 2)[1].slice(0, -4);
-    }
-
-    // None found
-    return null;
-}
-
-function titleCase(str)
-{
-    return str.replace(/\w\S*/g, function(txt){return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();});
-}
-
-function serveDir(dir, port) {
-    var d = Q.defer();
-
-    var server = http.createServer(function(req, res){
-        // Render error
-        function error(err) {
-            res.statusCode = err.status || 500;
-            res.end(err.message);
-        }
-
-        // Redirect to directory's index.html
-        function redirect() {
-            res.statusCode = 301;
-            res.setHeader('Location', req.url + '/');
-            res.end('Redirecting to ' + req.url + '/');
-        }
-
-        // Send file
-        send(req, url.parse(req.url).pathname)
-        .root(dir)
-        .on('error', error)
-        .on('directory', redirect)
-        .pipe(res);
-    }).listen(port);
-
-    d.resolve(server);
+        d.reject(err);
+    });
 
     return d.promise;
 }
 
 function logError(err) {
-    console.log(err.stack || err.message || err);
+    var message = err.message || err;
+    if (process.env.DEBUG != null) message = err.stack || message;
+    console.log(message);
     return Q.reject(err);
 };
 
 
 // Exports
 module.exports = {
-    gitURL: gitURL,
-    githubID: githubID,
-    titleCase: titleCase,
-    serveDir: serveDir,
+    watch: watch,
     logError: logError
 };

bower.json

@@ -0,0 +1,12 @@
+{
+    "name": "GitBook",
+    "version": "1.0.0",
+    "dependencies": {
+        "jquery": "2.1.1",
+        "lodash": "2.4.1",
+        "requirejs": "2.1.11",
+        "URIjs": "1.13.1",
+        "mousetrap": "1.4.6",
+        "lunr.js": "0.5.2"
+    }
+}

lib/generate/ebook/index.js

@@ -7,6 +7,7 @@ var exec = require('child_process').exec;
 var fs = require("fs");
 var parse = require("../../parse");
 var BaseGenerator = require("../page");
+var stringUtils = require("../../utils/string");
 
 /*
  *  This generator inherits from the single page generator
@@ -14,15 +15,6 @@ var BaseGenerator = require("../page");
  */
 var Generator = function() {
     BaseGenerator.apply(this, arguments);
-
-    // Options for eBook generation
-    this.options = _.defaults(this.options, {
-        extension: "epub"
-    });
-
-    if (!this.options.cover && fs.existsSync(path.join(this.options.input, "cover.png"))) {
-        this.options.cover = path.join(this.options.input, "cover.png")
-    }
 };
 util.inherits(Generator, BaseGenerator);
 
@@ -32,23 +24,53 @@ Generator.prototype.finish = function() {
     return BaseGenerator.prototype.finish.apply(this)
     .then(function() {
         var d = Q.defer();
+        var format = that.options.extension || path.extname(that.options.output).replace("\.", "") || "pdf";
+
+        if (!that.options.cover && fs.existsSync(path.join(that.options.output, "cover.jpg"))) {
+            that.options.cover = path.join(that.options.output, "cover.jpg");
+        }
 
         var _options = {
-            "--cover": that.options.cover
+            "--cover": that.options.cover,
+            "--title": that.options.title,
+            "--comments": that.options.description,
+            "--authors": that.options.author,
+            "--level1-toc": "descendant-or-self::*[contains(concat(' ', normalize-space(@class), ' '), ' book-chapter-1 ')]",
+            "--level2-toc": "descendant-or-self::*[contains(concat(' ', normalize-space(@class), ' '), ' book-chapter-2 ')]",
+            "--level3-toc": "descendant-or-self::*[contains(concat(' ', normalize-space(@class), ' '), ' book-chapter-3 ')]"
         };
 
+        if (format == "pdf") {
+            var pdfOptions = _.defaults(that.options.pdf || {}, {
+                "fontSize": 12,
+                "toc": true,
+                "pageNumbers": false,
+                "paperSize": "a4",
+                "margin": {
+                    "right": 62,
+                    "left": 62,
+                    "top": 36,
+                    "bottom": 36
+                }
+            });
+
+            _.extend(_options, {
+                "--margin-left": String(pdfOptions.margin.left),
+                "--margin-right": String(pdfOptions.margin.right),
+                "--margin-top": String(pdfOptions.margin.top),
+                "--margin-bottom": String(pdfOptions.margin.bottom),
+                "--pdf-add-toc": Boolean(pdfOptions.toc),
+                "--pdf-default-font-size": String(pdfOptions.fontSize),
+                "--paper-size": String(pdfOptions.paperSize),
+                "--pdf-page-numbers": Boolean(pdfOptions.pageNumbers)
+            });
+        }
+
         var command = [
             "ebook-convert",
             path.join(that.options.output, "index.html"),
-            path.join(that.options.output, "index."+that.options.extension),
-            _.chain(_options)
-            .map(function(value, key) {
-                if (value == null) return null;
-                return key+"="+value;
-            })
-            .compact()
-            .value()
-            .join(" ")
+            path.join(that.options.output, "index."+format),
+            stringUtils.optionsToShellArgs(_options)
         ].join(" ");
 
         exec(command, function (error, stdout, stderr) {

lib/generate/fs.js

@@ -16,7 +16,9 @@ var getFiles = function(path) {
 
     // Add extra rules to ignore common folders
     ig.addIgnoreRules([
-        '.git/'
+        '.git/',
+        '.gitignore',
+        '.DS_Store'
     ], '__custom_stuff');
 
     // Push each file to our list
@@ -51,4 +53,9 @@ module.exports = {
     copy: Q.denodeify(fsExtra.copy),
     remove: Q.denodeify(fsExtra.remove),
     symlink: Q.denodeify(fsExtra.symlink),
+    exists: function(path) {
+        var d = Q.defer();
+        fs.exists(path, d.resolve);
+        return d.promise;
+    },
 };

lib/generate/generator.js

@@ -1,9 +1,31 @@
+var _ = require("lodash");
 var path = require("path");
 var Q = require("q");
 var fs = require("./fs");
 
+var Plugin = require("./plugin");
+
 var BaseGenerator = function(options) {
     this.options = options;
+
+    this.options.plugins = Plugin.normalizeNames(this.options.plugins);
+    this.options.plugins = _.union(this.options.plugins, this.options.defaultsPlugins);
+    this.plugins = [];
+};
+
+BaseGenerator.prototype.callHook = function(name, data) {
+    return this.plugins.hook(name, this, data);
+};
+
+BaseGenerator.prototype.loadPlugins = function() {
+    var that = this;
+
+    return Plugin.fromList(this.options.plugins, this.options.input)
+    .then(function(_plugins) {
+        that.plugins = _plugins;
+
+        return that.callHook("init");
+    });
 };
 
 BaseGenerator.prototype.convertFile = function(content, input) {

lib/generate/index.js

@@ -1,54 +1,232 @@
 var Q = require("q");
 var _ = require("lodash");
-
 var path = require("path");
 var swig = require('swig');
+var tmp = require('tmp');
 
 var fs = require("./fs");
 var parse = require("../parse");
+var Plugin = require("./plugin");
 
 var generators = {
     "site": require("./site"),
     "page": require("./page"),
-    "pdf": require("./pdf"),
     "ebook": require("./ebook"),
     "json": require("./json")
 };
 
-var generate = function(options) {
-    var generator = null;
-    var files;
+var defaultDescription = "Book generated using GitBook";
 
+
+var containsFiles = function(dir, files) {
+    return Q.all(_.map(files, function(file) {
+        return fs.exists(path.join(dir, file));
+    }))
+    .then(_.all);
+};
+
+// TEst if generator exists
+var checkGenerator = function(options) {
+    if (!generators[options.generator]) {
+        return Q.reject(new Error("Invalid generator (availables are: "+_.keys(generators).join(", ")+")"));
+    }
+    return Q();
+};
+
+// Create the generator and load plugins
+var loadGenerator = function(options) {
+    return checkGenerator(options)
+    .then(function() {
+        var generator = new generators[options.generator](options);
+
+        return generator.loadPlugins()
+        .then(_.constant(generator));
+    });
+};
+
+
+
+var generate = function(options) {
+    // Set defaults to options
     options = _.defaults(options || {}, {
         // Folders to use
-        input: null,
-        output: null,
+        "input": null,
+        "output": null,
+
+        // Config file (relative to input)
+        "configFile": "book",
 
         // Output generator
-        generator: "site",
+        "generator": "site",
 
         // Book title, keyword, description
-        title: null,
-        description: "Book generated using GitBook",
+        "title": null,
+        "description": null,
 
         // Origin github repository id
-        github: null,
-        githubHost: 'https://github.com/',
+        "github": null,
+        "githubHost": 'https://github.com/',
 
         // Theming
-        theme: path.resolve(__dirname, '../../theme')
+        "theme": path.resolve(__dirname, '../../theme'),
+
+        // Plugins
+        "plugins": [],
+        "pluginsConfig": {},
+        "defaultsPlugins": [], // Default plugins that can't be set in book.json
+
+        // Links
+        "links": {
+            "about": null,
+            "issues": null,
+            "contribue": null,
+        }
     });
 
-    if (!options.github || !options.title || !options.input || !options.output) {
-        return Q.reject(new Error("Need options: github, title, input, output"));
+    // Validate options
+    if (!options.input) {
+        return Q.reject(new Error("Need option input (book input directory)"));
     }
 
-    if (!generators[options.generator]) {
-        return Q.reject(new Error("Invalid generator (availables are: "+_.keys(generators).join(", ")));
-    }
+    // Check files to get folder type (book, multilanguage book or neither)
+    return checkGenerator(options)
+
+    // Read config file
+    .then(function() {
+        try {
+            var _config = require(path.resolve(options.input, options.configFile));
+
+            _.extend(options, _.omit(_config, 'input', 'configFile', 'defaultsPlugins'));
+        }
+        catch(err) {
+            // No config file: not a big deal
+            return Q();
+        }
+    })
+
+    // Read readme
+    .then(function() {
+        return fs.readFile(path.join(options.input, "README.md"), "utf-8")
+        .then(function(_readme) {
+            _readme = parse.readme(_readme);
+
+            options.title = options.title || _readme.title;
+            options.description = options.description || _readme.description || defaultDescription;
+        });
+    })
+
+    // Detect multi-languages book
+    .then(function() {
+        return containsFiles(options.input, ['LANGS.md'])
+    })
+
+    .then(function(isMultiLang) {
+        // Multi language book
+        if(isMultiLang) {
+            return generateMultiLang(options);
+        }
+
+        // Book
+        return generateBook(options);
+    });
+};
+
+
+var generateMultiLang = function(options) {
+    var langsSummary;
+    options.output = options.output || path.join(options.input, "_book");
+
+    return checkGenerator(options)
+
+    // Multi-languages book
+    .then(function() {
+        return fs.readFile(path.join(options.input, "LANGS.md"), "utf-8")
+    })
 
     // Clean output folder
-    return fs.remove(options.output)
+    .then(function(_langsSummary) {
+        langsSummary = _langsSummary;
+        return fs.remove(options.output);
+    })
+    .then(function() {
+        return fs.mkdirp(options.output);
+    })
+
+    // Generate sub-books
+    .then(function() {
+        options.langsSummary = parse.langs(langsSummary);
+
+        // Generated a book for each valid entry
+        return _.reduce(options.langsSummary.list, function(prev, entry) {
+            return prev.then(function() {
+                return generate(_.extend({}, options, {
+                    input: path.join(options.input, entry.path),
+                    output: path.join(options.output, entry.path)
+                }));
+            })
+        }, Q());
+    })
+
+    .then(function() {
+        return loadGenerator(options);
+    })
+
+    // Generate languages index
+    .then(function(generator) {
+        return generator.langsIndex(options.langsSummary);
+    })
+
+    // Return options to caller
+    .then(_.constant(options));
+};
+
+/*
+ *  Use a specific generator to convert a gitbook to a site/pdf/ebook/
+ *  output is always a folder
+ */
+var generateBook = function(options) {
+    var files;
+
+    options.output = options.output || path.join(options.input, "_book");
+
+    // Check if it's a book
+    return containsFiles(options.input, ['SUMMARY.md', 'README.md'])
+
+    // Fail if not a book
+    .then(function(isBook) {
+        if(!isBook) {
+            return Q.reject(new Error("Invalid gitbook repository, need SUMMARY.md and README.md"));
+        }
+    })
+
+    // Clean output folder
+    .then(function() {
+        return fs.remove(options.output);
+    })
+
+    // Get repo's URL
+    .then(function() {
+        // Git deactivated
+        if(options.github === false) {
+            options.github = null;
+            return null;
+        } else if(options.github) {
+        // Git already specified in options
+            return options.github;
+        }
+
+        // Try auto detecting
+        return parse.git.url(options.input)
+        .then(function(_url) {
+            // Get ID of repo
+            return parse.git.githubID(_url);
+        }, function(err) {
+            return null;
+        })
+        .then(function(repoId) {
+            options.github = repoId;
+        });
+    })
 
     .then(function() {
         return fs.mkdirp(options.output);
@@ -59,81 +237,67 @@ var generate = function(options) {
         return fs.list(options.input)
         .then(function(_files) {
             files = _files;
-        })
+        });
     })
 
-    // Create the generator
     .then(function() {
-        generator = new generators[options.generator](options);
+        return loadGenerator(options);
     })
 
-    // Detect multi-languages book
-    .then(function() {
-        if (_.contains(files, "LANGS.md")) {
-            // Multi-languages book
-            return fs.readFile(path.join(options.input, "LANGS.md"), "utf-8")
+    // Convert files
+    .then(function(generator) {
+        // Generate the book
+        return Q()
 
-            // Generate sub-books
-            .then(function(_langsSummary) {
-                options.langsSummary = parse.langs(_langsSummary);
-                
-                // Generated a book for each valid entry
-                return Q.all(
-                    _.map(options.langsSummary.list, function(entry) {
-                        return generate(_.extend({}, options, {
-                            input: path.join(options.input, entry.path),
-                            output: path.join(options.output, entry.path)
-                        }));
-                    })    
-                );
-            })
-
-            // Generate languages index
-            .then(function() {
-                return generator.langsIndex(options.langsSummary);
-            });
-        } else if (!_.contains(files, "SUMMARY.md") || !_.contains(files, "README.md")) {
-            // Invalid book
-            return Q.reject(new Error("Invalid gitbook repository, need SUMMARY.md and README.md"));
-        } else {
-            // Generate the book
+        // Get summary
+        .then(function() {
             return fs.readFile(path.join(options.input, "SUMMARY.md"), "utf-8")
-
-            // Get summary
             .then(function(_summary) {
                 options.summary = parse.summary(_summary);
 
                 // Parse navigation
                 options.navigation = parse.navigation(options.summary);
-            })
-
-            // Copy file and replace markdown file
-            .then(function() {
-                return Q.all(
-                    _.chain(files)
-                    .map(function(file) {
-                        if (!file) return;
-
-                        if (file[file.length -1] == "/") {
-                            return Q(generator.transferFolder(file));
-                        } else if (path.extname(file) == ".md" && options.navigation[file] != null) {
-                            return fs.readFile(path.join(options.input, file), "utf-8")
-                            .then(function(content) {
-                                return Q(generator.convertFile(content, file));
-                            });
-                        } else {
-                            return Q(generator.transferFile(file));
-                        }
-                    })
-                    .value()
-                );
-            })
-
-            // Finish gneration
-            .then(function() {
-                return generator.finish();
             });
-        }
+        })
+
+        // Skip processing some files
+        .then(function() {
+            files = _.filter(files, function (file) {
+                return !(
+                    file === 'SUMMARY.md'
+                );
+            });
+        })
+
+        // Copy file and replace markdown file
+        .then(function() {
+            return Q.all(
+                _.chain(files)
+                .map(function(file) {
+                    if (!file) return;
+
+                    if (file[file.length -1] == "/") {
+                        return Q(generator.transferFolder(file));
+                    } else if (path.extname(file) == ".md" && options.navigation[file] != null) {
+                        return fs.readFile(path.join(options.input, file), "utf-8")
+                        .then(function(content) {
+                            return Q(generator.convertFile(content, file));
+                        });
+                    } else {
+                        return Q(generator.transferFile(file));
+                    }
+                })
+                .value()
+            );
+        })
+
+        // Finish generation
+        .then(function() {
+            return generator.finish();
+        })
+        .then(function() {
+            return generator.callHook("finish");
+        });
     })
 
     // Return all options
@@ -142,7 +306,68 @@ var generate = function(options) {
     });
 };
 
+/*
+ *  Extract files from generate output in a temporary folder
+ */
+var generateFile = function(options) {
+    options = _.defaults(options || {}, {
+        input: null,
+        output: null,
+        extension: null
+    });
+
+    return Q.nfcall(tmp.dir)
+    .then(function(tmpDir) {
+        return generate(
+            _.extend({},
+                options,
+                {
+                    output: tmpDir
+                })
+        )
+        .then(function(_options) {
+            var ext = options.extension;
+            var outputFile = options.output || path.resolve(options.input, "book."+ext);
+
+            var copyFile = function(lang) {
+                var _outputFile = outputFile;
+                var _tmpDir = tmpDir;
+
+                if (lang) {
+                    _outputFile = _outputFile.slice(0, -path.extname(_outputFile).length)+"_"+lang+path.extname(_outputFile);
+                    _tmpDir = path.join(_tmpDir, lang);
+                }
+
+                return fs.copy(
+                    path.join(_tmpDir, "index."+ext),
+                    _outputFile
+                );
+            };
+
+            // Multi-langs book
+            return Q()
+            .then(function() {
+                if (_options.langsSummary) {
+                    return Q.all(
+                        _.map(_options.langsSummary.list, function(lang) {
+                            return copyFile(lang.lang);
+                        })
+                    );
+                } else {
+                    return copyFile();
+                }
+            })
+            .then(function() {
+                return fs.remove(tmpDir);
+            });
+        });
+    });
+};
+
 module.exports = {
     generators: generators,
-    folder: generate
+    folder: generate,
+    file: generateFile,
+    book: generateBook,
+    Plugin: Plugin,
 };

lib/generate/init.js

@@ -0,0 +1,69 @@
+var Q = require('q');
+var _ = require('lodash');
+
+var path = require('path');
+
+var fs = require('./fs');
+var parse = require('../parse');
+
+
+// Extract paths out of a summary
+function paths(summary) {
+    return _.reduce(summary.chapters, function(accu, chapter) {
+        return accu.concat(
+            _.filter([chapter.path].concat(_.pluck(chapter.articles, 'path')))
+        );
+    }, []);
+}
+
+// Get the parent folders out of a group of files
+function folders(files) {
+    return _.chain(files)
+    .map(function(file) {
+        return path.dirname(file);
+    })
+    .uniq()
+    .value();
+}
+
+function initDir(dir) {
+    return fs.readFile(path.join(dir, 'SUMMARY.md'), 'utf8')
+    .then(function(src) {
+        // Parse summary
+        return parse.summary(src);
+    })
+    .then(function(summary) {
+        // Extract paths from summary
+        return paths(summary);
+    })
+    .then(function(paths) {
+        // Convert to absolute paths
+        return _.map(paths, function(file) {
+            return path.resolve(file);
+        });
+    })
+    .then(function(files) {
+        // Create folders
+        return Q.all(_.map(folders(files), function(folder) {
+            return fs.mkdirp(folder);
+        }))
+        .then(_.constant(files));
+    })
+    .then(function(files) {
+        // Create files that don't exist
+        return Q.all(_.map(files, function(file) {
+            return fs.exists(file)
+            .then(function(exists) {
+                if(exists) return;
+                return fs.writeFile(file, '');
+            });
+        }));
+    })
+    .fail(function(err) {
+        console.error(err.stack);
+    });
+}
+
+
+// Exports
+module.exports = initDir;

lib/generate/json/index.js

@@ -1,6 +1,7 @@
 var util = require("util");
 var path = require("path");
 var Q = require("q");
+var _ = require("lodash");
 
 var fs = require("../fs");
 var parse = require("../../parse");
@@ -40,6 +41,35 @@ Generator.prototype.convertFile = function(content, input) {
     });
 };
 
+// Generate languages index
+// Contains the first languages readme and langs infos
+Generator.prototype.langsIndex = function(langs) {
+    var that = this;
+
+    if (langs.list.length == 0) return Q.reject("Need at least one language");
+
+    var mainLang = _.first(langs.list).lang;
+    console.log("Main language is", mainLang);
+
+    return Q()
+    .then(function() {
+        return fs.readFile(
+            path.join(that.options.output, mainLang, "README.json")
+        );
+    })
+    .then(function(content) {
+        var json = JSON.parse(content);
+        _.extend(json, {
+            langs: langs.list
+        });
+
+        return fs.writeFile(
+            path.join(that.options.output, "README.json"),
+            JSON.stringify(json, null, 4)
+        );
+    });
+};
+
 Generator.prototype.finish = function() {
     // ignore
 };

lib/generate/manifest.js

@@ -0,0 +1,72 @@
+var _ = require('lodash');
+var path = require('path');
+var Q = require('q');
+
+var fs = require("./fs");
+
+var extsToIgnore = [".gz"]
+
+var Manifest = function() {
+    this.revision = 0;
+    this.clear(Date.now());
+};
+
+// Regenerate manifest
+Manifest.prototype.clear = function(revision) {
+    if (revision) this.revision = revision;
+    this.sections = {
+        'CACHE': {},
+        'NETWORK': {},
+        'FALLBACK': {}
+    };
+    return Q(this);
+};
+
+// Add a resource
+Manifest.prototype.add = function(category, resource, value) {
+    if (_.isArray(resource)) {
+        _.each(resource, function(subres) {
+            this.add(category, subres, value);
+        }, this);
+        return;
+    }
+    this.sections[category][resource] = value;
+};
+
+// Add a directory in cache
+Manifest.prototype.addFolder = function(folder, root, except) {
+    var that = this;
+    root = root || "/";
+
+    return fs.list(folder)
+    .then(function(files) {
+        _.each(
+            // Ignore diretcories
+            _.filter(files, function(file) {
+                return file.substr(-1) != "/" && !_.contains(except, path.join(root, file)) && !_.contains(extsToIgnore, path.extname(file));
+            }),
+            function(file) {
+                that.add("CACHE", path.join(root, file));
+            }
+        );
+    })
+};
+
+// Get manifest content
+Manifest.prototype.dump = function() {
+    var lines = [
+        "CACHE MANIFEST",
+        "# Revision "+this.revision
+    ];
+
+    _.each(this.sections, function(content, section) {
+        if (_.size(content) == 0) return;
+        lines.push("");
+        lines.push(section+":");
+        lines = lines.concat(_.keys(content));
+    }, this);
+
+    return Q(lines.join("\n"));
+};
+
+module.exports = Manifest;

lib/generate/page/index.js

@@ -18,6 +18,16 @@ swig.setFilter('code', function(code, lang) {
     }
 });
 
+// Convert a level into a deep level
+swig.setFilter('lvl', function(lvl) {
+    return lvl.split(".").length;
+});
+
+// Join path
+swig.setFilter('pathJoin', function(base, _path) {
+    return path.join(base, _path);
+});
+
 
 /*
  *  This generator will generate a simple index.html which can be converted as a PDF
@@ -25,14 +35,18 @@ swig.setFilter('code', function(code, lang) {
 var Generator = function() {
     BaseGenerator.apply(this, arguments);
 
-    // Load base template
-    this.template = swig.compileFile(path.resolve(this.options.theme, 'templates/page.html'));
-
     // List of pages content
     this.pages = {};
 };
 util.inherits(Generator, BaseGenerator);
 
+// Load all templates
+Generator.prototype.loadTemplates = function() {
+    this.template = swig.compileFile(
+        this.plugins.template("page") || path.resolve(this.options.theme, 'templates/page.html')
+    );
+};
+
 Generator.prototype.convertFile = function(content, input) {
     var that = this;
     var json = {
@@ -46,6 +60,7 @@ Generator.prototype.convertFile = function(content, input) {
             repo: that.options.githubId,
             dir: path.dirname(input) || '/',
             outdir: './',
+            singleFile: true
         });
     })
     .then(function(sections) {
@@ -56,16 +71,24 @@ Generator.prototype.convertFile = function(content, input) {
     });
 };
 
+// Generate languages index
+Generator.prototype.langsIndex = function(langs) {
+    return Q();
+};
+
 Generator.prototype.finish = function() {
     var that = this;
     var basePath = ".";
     var output = path.join(this.options.output, "index.html");
 
+    var progress = parse.progress(this.options.navigation, "README.md");
+
     return Q()
     // Generate html
     .then(function(pages) {
         return that._writeTemplate(that.template, {
             pages: that.pages,
+            progress: progress,
 
             basePath: basePath,
             staticBase: path.join(basePath, "gitbook"),

lib/generate/pdf/index.js

@@ -1,56 +0,0 @@
-var util = require("util");
-var path = require("path");
-var Q = require("q");
-var _ = require("lodash");
-var exec = require('child_process').exec;
-
-var fs = require("../fs");
-var parse = require("../../parse");
-var BaseGenerator = require("../page");
-
-/*
- *  This generator inherits from the single page generator
- *  and convert the page output to pdf using gitbook-pdf
- */
-var Generator = function() {
-    BaseGenerator.apply(this, arguments);
-
-    // Options for PDF generation
-    this.options = _.defaults(this.options, {
-        paperformat: "A4"
-    });
-};
-util.inherits(Generator, BaseGenerator);
-
-Generator.prototype.finish = function() {
-    var that = this;
-
-    return BaseGenerator.prototype.finish.apply(this)
-    .then(function() {
-        var d = Q.defer();
-
-        var command = [
-            "gitbook-pdf",
-            "generate",
-            path.join(that.options.output, "index.html"),
-            path.join(that.options.output, "index.pdf"),
-            "--format="+that.options.paperformat
-        ].join(" ");
-
-        exec(command, function (error, stdout, stderr) {
-            if (error) {
-                if (error.code == 127) {
-                    error.message = "Need to install gitbook-pdf using: npm install gitbook-pdf -g";
-                } else {
-                    error.message = error.message + " "+stdout;
-                }
-                return d.reject(error);
-            }
-            d.resolve();
-        });
-
-        return d.promise;
-    });
-};
-
-module.exports = Generator;

lib/generate/plugin.js

@@ -0,0 +1,207 @@
+var _ = require("lodash");
+var Q = require("q");
+var semver = require("semver");
+var path = require("path");
+var url = require("url");
+var fs = require("./fs");
+var resolve = require('resolve');
+
+var pkg = require("../../package.json");
+
+var  RESOURCES = ["js", "css"];
+
+var Plugin = function(name, root) {
+    this.name = name;
+    this.root = root;
+    this.packageInfos = {};
+    this.infos = {};
+
+    _.each([
+        "gitbook-plugin-"+name,
+        "gitbook-theme-"+name,
+        "gitbook-"+name,
+        name,
+    ], function(_name) {
+        if (this.load(_name, __dirname)) return false;
+        if (this.load(_name, path.resolve(root))) return false;
+    }, this);
+};
+
+// Load from a name
+Plugin.prototype.load = function(name, baseDir) {
+    try {
+        var res = resolve.sync(name+"/package.json", { basedir: baseDir });
+
+        this.baseDir = path.dirname(res);
+        this.packageInfos = require(res);
+        this.infos = require(resolve.sync(name, { basedir: baseDir }));
+        this.name = name;
+
+        return true;
+    } catch (e) {
+        return false;
+    }
+};
+
+// Return resources
+Plugin.prototype.getResources = function(resource) {
+    if (!this.infos.book || !this.infos.book[resource]) {
+        return [];
+    }
+    return _.chain(this.infos.book[resource])
+    .map(function(resource) {
+        var parsed = url.parse(resource);
+        if (parsed.protocol) return {"url": resource}
+        else return { "path": this.name+"/"+resource };
+    }.bind(this))
+    .value();
+};
+
+// Test if it's a valid plugin
+Plugin.prototype.isValid = function() {
+    return (
+        this.packageInfos
+        && this.packageInfos.name
+        && this.packageInfos.engines
+        && this.packageInfos.engines.gitbook
+        && semver.satisfies(pkg.version, this.packageInfos.engines.gitbook)
+    );
+};
+
+// Resolve file path
+Plugin.prototype.resolveFile = function(filename) {
+    return path.resolve(this.baseDir, filename);
+};
+
+// Resolve file path
+Plugin.prototype.callHook = function(name, context, data) {
+    var hookFunc = this.infos.hooks? this.infos.hooks[name] : null;
+    data = data || {};
+
+    if (!hookFunc) return Q(data);
+
+    return Q()
+    .then(function() {
+        return hookFunc.apply(context, [data]);
+    });
+};
+
+// Has assets
+Plugin.prototype.hasAssets = function(out) {
+    return (this.infos.book && this.infos.book.assets);
+};
+
+// Copy plugin assets fodler
+Plugin.prototype.copyAssets = function(out) {
+    if (!this.hasAssets()) return Q();
+    return fs.copy(
+        this.resolveFile(this.infos.book.assets),
+        out
+    );
+};
+
+
+
+
+// Normalize a list of plugin name to use
+Plugin.normalizeNames = function(names) {
+    // Normalize list to an array
+    names = _.isString(names) ? names.split(",") : (names || []);
+
+    // List plugins to remove
+    var toremove = _.chain(names)
+    .filter(function(name) {
+        return name.length > 0 && name[0] == "-";
+    })
+    .map(function(name) {
+        return name.slice(1)
+    })
+    .value();
+
+    // Merge with defaults
+    names = _.chain(names)
+    .concat(Plugin.defaults)
+    .uniq()
+    .value();
+
+    // Remove plugins starting with
+    names = _.filter(names, function(name) {
+        return !_.contains(toremove, name) && !(name.length > 0 && name[0] == "-");
+    });
+
+    return names;
+};
+
+// Extract data from a list of plugin
+Plugin.fromList = function(names, root) {
+    var failed = [];
+
+    // Load plugins
+    var plugins = _.map(names, function(name) {
+        var plugin = new Plugin(name, root);
+        if (!plugin.isValid()) failed.push(name);
+        return plugin;
+    });
+
+    if (_.size(failed) > 0) return Q.reject(new Error("Error loading plugins: "+failed.join(",")));
+
+    // Get all resources
+    var resources = _.chain(RESOURCES)
+    .map(function(resource) {
+        return [
+            resource,
+            _.chain(plugins)
+            .map(function(plugin) {
+                return plugin.getResources(resource);
+            })
+            .flatten()
+            .value()
+        ];
+    })
+    .object()
+    .value();
+    resources.html = {}
+
+    _.each(plugins, function(plugin) {
+        if (!plugin.infos.book || !plugin.infos.book.html) return;
+        var html = plugin.infos.book.html || {};
+        _.each(html, function(code, key) {
+            if (!_.isFunction(code)) code = _.constant(code);
+            if (!resources.html[key]) resources.html[key] = [];
+            resources.html[key].push(code);
+        })
+    });
+
+    return Q({
+        'list': plugins,
+        'resources': resources,
+        'hook': function(name, context, data) {
+            return _.reduce(plugins, function(prev, plugin) {
+                return prev.then(function(ret) {
+                    return plugin.callHook(name, context, ret);
+                })
+            }, Q(data));
+        },
+        'template': function(name) {
+            var withTpl = _.find(plugins, function(plugin) {
+                return (plugin.infos.templates
+                    && plugin.infos.templates[name]);
+            });
+
+            if (!withTpl) return null;
+            return withTpl.resolveFile(withTpl.infos.templates[name]);
+        },
+        'html': function(tag, context, options) {
+            return _.map(resources.html[tag] || [], function(code) {
+                return code.call(context, options);
+            }).join("\n");
+        }
+    });
+};
+
+// Default plugins
+Plugin.defaults = [
+    "mathjax"
+];
+
+module.exports = Plugin;

lib/generate/site/index.js

@@ -9,6 +9,7 @@ var parse = require("../../parse");
 var BaseGenerator = require("../generator");
 
 var indexer = require('./search_indexer');
+var Manifest = require('../manifest');
 
 // Swig filter for returning the count of lines in a code section
 swig.setFilter('lines', function(content) {
@@ -30,17 +31,38 @@ var Generator = function() {
 
     this.revision = Date.now();
     this.indexer = indexer();
-
-    // Load base template
-    this.template = swig.compileFile(path.resolve(this.options.theme, 'templates/site.html'));
-    this.langsTemplate = swig.compileFile(path.resolve(this.options.theme, 'templates/langs.html'));
+    this.manifest = new Manifest(Date.now());
+    this.manifest.add("NETWORK", [
+        '*'
+    ]);
 };
 util.inherits(Generator, BaseGenerator);
 
+// Load all templates
+Generator.prototype.loadTemplates = function() {
+    this.template = swig.compileFile(
+        this.plugins.template("site") || path.resolve(this.options.theme, 'templates/site.html')
+    );
+    this.langsTemplate = swig.compileFile(
+        this.plugins.template("langs") || path.resolve(this.options.theme, 'templates/langs.html')
+    );
+};
+
+// Load plugins
+Generator.prototype.loadPlugins = function() {
+    var that = this;
+
+    return BaseGenerator.prototype.loadPlugins.apply(this)
+    .then(function() {
+        return that.loadTemplates();
+    });
+};
 
 // Generate a template
-Generator.prototype._writeTemplate = function(tpl, options, output) {
+Generator.prototype._writeTemplate = function(tpl, options, output, interpolate) {
     var that = this;
+
+    interpolate = interpolate || _.identity;
     return Q()
     .then(function(sections) {
         return tpl(_.extend({
@@ -49,14 +71,21 @@ Generator.prototype._writeTemplate = function(tpl, options, output) {
             title: that.options.title,
             description: that.options.description,
 
-            githubAuthor: that.options.github.split("/")[0],
+            githubAuthor: that.options.github ? that.options.github.split("/")[0] : "",
             githubId: that.options.github,
             githubHost: that.options.githubHost,
 
             summary: that.options.summary,
-            allNavigation: that.options.navigation
+            allNavigation: that.options.navigation,
+
+            plugins: that.plugins,
+            pluginsConfig: JSON.stringify(that.options.pluginsConfig),
+            htmlSnippet: _.partialRight(that.plugins.html, that, options),
+
+            options: that.options
         }, options));
     })
+    .then(interpolate)
     .then(function(html) {
         return fs.writeFile(
             output,
@@ -73,7 +102,6 @@ Generator.prototype.indexPage = function(lexed, pagePath) {
 // Convert a markdown file to html
 Generator.prototype.convertFile = function(content, _input) {
     var that = this;
-    var progress = parse.progress(this.options.navigation, _input);
 
     _output = _input.replace(".md", ".html");
     if (_output == "README.html") _output = "index.html";
@@ -82,10 +110,28 @@ Generator.prototype.convertFile = function(content, _input) {
     var output = path.join(this.options.output, _output);
     var basePath = path.relative(path.dirname(output), this.options.output) || ".";
 
+    var page = {
+        path: _input,
+        content: content,
+        progress: parse.progress(this.options.navigation, _input)
+    };
+
+    var _callHook = function(name) {
+        return that.callHook(name, page)
+        .then(function(_page) {
+            page = _page;
+            return page;
+        });
+    };
+
     return Q()
+    .then(function() {
+        // Send content to plugins
+        return _callHook("page:before");
+    })
     .then(function() {
         // Lex page
-        return parse.lex(content);
+        return parse.lex(page.content);
     })
     .then(function(lexed) {
         // Index page in search
@@ -101,15 +147,27 @@ Generator.prototype.convertFile = function(content, _input) {
         });
     })
     .then(function(sections) {
+        page.sections = sections;
+
+        // Use plugin hook
+        return _callHook("page");
+    })
+    .then(function() {
+        that.manifest.add("CACHE", _output);
+
         return that._writeTemplate(that.template, {
-            progress: progress,
+            progress: page.progress,
 
             _input: _input,
-            content: sections,
+            content: page.sections,
 
             basePath: basePath,
             staticBase: path.join(basePath, "gitbook"),
-        }, output);
+        }, output, function(html) {
+            page.content = html;
+
+            return _callHook("page:after").get("content")
+        });
     });
 };
 
@@ -134,10 +192,31 @@ Generator.prototype.langsIndex = function(langs) {
 Generator.prototype.copyAssets = function() {
     var that = this;
 
+    // Copy gitbook assets
     return fs.copy(
         path.join(that.options.theme, "assets"),
         path.join(that.options.output, "gitbook")
-    );
+    )
+
+    // Add to cach manifest
+    .then(function() {
+        return that.manifest.addFolder(path.join(that.options.output, "gitbook"), "gitbook");
+    })
+
+    // Copy plugins assets
+    .then(function() {
+        return Q.all(
+            _.map(that.plugins.list, function(plugin) {
+                if (!plugin.hasAssets()) return Q();
+
+                var pluginAssets = path.join(that.options.output, "gitbook/plugins/", plugin.name);
+                return plugin.copyAssets(pluginAssets)
+                .then(function() {
+                    return that.manifest.addFolder(pluginAssets, "gitbook/plugins/"+plugin.name);
+                });
+            })
+        );
+    })
 };
 
 // Dump search index to disk
@@ -148,9 +227,23 @@ Generator.prototype.writeSearchIndex = function() {
     );
 };
 
-Generator.prototype.finish = function() {
-    return this.copyAssets()
-    .then(this.writeSearchIndex);
+
+// Add cache manifest
+Generator.prototype.writeCacheManifest = function() {
+    return fs.writeFile(
+        path.join(this.options.output, 'manifest.appcache'),
+        this.manifest.dump()
+    );
 };
 
-module.exports = Generator;
+Generator.prototype.finish = function() {
+    var deferred = this.copyAssets().then(this.writeSearchIndex);
+
+    if (this.options.cache !== false) {
+        deferred = deferred.then(this.writeCacheManifest);
+    }
+
+    return deferred;
+};
+
+module.exports = Generator;

lib/parse/git.js

@@ -0,0 +1,56 @@
+var Q = require('q');
+var _ = require('lodash');
+var cp = require('child_process');
+var url = require('url');
+
+// Get the remote of a given repo
+function gitURL(path) {
+    var d = Q.defer();
+
+    cp.exec("git config --get remote.origin.url", {
+        cwd: path,
+        env: process.env,
+    }, function(err, stdout, stderr) {
+        if(err) {
+            return d.reject(err);
+        }
+
+        return d.resolve(stdout);
+    });
+
+    return d.promise
+    .then(function(output) {
+        return output.replace(/(\r\n|\n|\r)/gm, "");
+    });
+}
+
+// Poorman's parsing
+// Parse a git URL to a github ID : username/reponame
+function githubID(_url) {
+    // Remove .git if it's in _url
+    var sliceEnd = _url.slice(-4) === '.git' ? -4 : _url.length;
+
+    // Detect HTTPS repos
+    var parsed = url.parse(_url);
+    if(parsed.protocol === 'https:' && parsed.host === 'github.com') {
+        return parsed.path.slice(1, sliceEnd);
+    }
+
+    // Detect SSH repos
+    if(_url.indexOf('git@') === 0) {
+        return _url.split(':', 2)[1].slice(0, sliceEnd);
+    }
+
+    // None found
+    return null;
+}
+
+function titleCase(str) {
+    return str.replace(/\w\S*/g, function(txt){return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();});
+}
+
+module.exports = {
+    url: gitURL,
+    githubID: githubID,
+    titleCase: titleCase
+};

lib/parse/index.js

@@ -5,4 +5,6 @@ module.exports = {
     lex: require('./lex'),
     progress: require('./progress'),
     navigation: require('./navigation'),
+    readme: require('./readme'),
+    git: require('./git')
 };

lib/parse/lex.js

@@ -17,14 +17,65 @@ function splitSections(nodes) {
     }, []).concat([section]); // Add remaining nodes
 }
 
+function isQuizNode(node) {
+    return (/^[(\[][ x][)\]]/).test(node.text || node);
+}
+
+function isExercise(nodes) {
+    var codeType = { type: 'code' };
+
+    // Number of code nodes in section
+    var len = _.filter(nodes, codeType).length;
+
+    return (
+        // Got 3 or 4 code blocks
+        (len === 3 || len === 4) &&
+        // Ensure all nodes are at the end
+        _.all(_.last(nodes, len), codeType)
+    );
+}
+
+function isQuiz(nodes) {
+    if (nodes.length < 3) {
+        return false;
+    }
+
+    // Support having a first paragraph block
+    // before our series of questions
+    var quizNodes = nodes.slice(nodes[0].type === 'paragraph' ? 1 : 0);
+
+    // No questions
+    if (!_.some(quizNodes, { type: 'blockquote_start' })) {
+        return false;
+    }
+
+    // Check if section has list of questions
+    // or table of questions
+    var listIdx = _.findIndex(quizNodes, { type: 'list_item_start' });
+    var tableIdx = _.findIndex(quizNodes, { type: 'table' });
+
+    if(
+        // List of questions
+        listIdx !== -1 && isQuizNode(quizNodes[listIdx + 1]) ||
+
+        // Table of questions
+        (
+            tableIdx !== -1 &&
+            _.every(quizNodes[tableIdx].cells[0].slice(1), isQuizNode)
+        )
+    ) {
+        return true;
+    }
+
+    return false;
+}
+
 // What is the type of this section
 function sectionType(nodes, idx) {
-    var codeNodes = _.filter(nodes, {
-        type: 'code'
-    }).length;
-
-    if(codeNodes === 3 && (idx % 2) == 1) {
+    if(isExercise(nodes)) {
         return 'exercise';
+    } else if(isQuiz(nodes)) {
+        return 'quiz';
     }
 
     return 'normal';

lib/parse/navigation.js

@@ -6,6 +6,12 @@ function clean(obj) {
     return obj && _.omit(obj, ['articles']);
 }
 
+function flattenChapters(chapters) {
+    return _.reduce(chapters, function(accu, chapter) {
+        return accu.concat([clean(chapter)].concat(flattenChapters(chapter.articles)));
+    }, []);
+}
+
 // Returns from a summary a map of
 /*
     {
@@ -20,62 +26,37 @@ function navigation(summary, files) {
     // Support single files as well as list
     files = _.isArray(files) ? files : (_.isString(files) ? [files] : null);
 
-    // Mapping of prev/next for a give path
-    var mapping = {};
-
     // Special README nav
     var README_NAV = {
         path: 'README.md',
         title: 'Introduction',
-    };
-
-    // Walk the chapter/article tree and create navigation entires
-    _.each(summary.chapters, function(chapter, idx, chapters) {
-        // Skip if no path
-        if(!chapter.path) return;
-
-        var currentChapter = clean(chapter);
-        var prevChapter = (idx-1 < 0) ? README_NAV : chapters[idx-1];
-        var nextChapter = (idx+1 >= chapters.length) ? null : chapters[idx+1];
-
-        var prev = (!prevChapter || _.isEmpty(prevChapter.articles)) ?
-            prevChapter : _.last(prevChapter.articles);
-        var next = (!chapter || _.isEmpty(chapter.articles)) ?
-            nextChapter : _.first(chapter.articles);
-
-        // Add chapter mapping
-        mapping[chapter.path] = {
-            title: chapter.title,
-            prev: clean(prev),
-            next: clean(next),
-            level: (idx+1).toString(),
-        };
-
-        // Check a chapter's articles
-        _.each(chapter.articles, function(article, _idx, articles) {
-            // Skip if no path
-            if(!article.path) return;
-
-            var prev = (_idx-1 < 0) ? currentChapter : clean(articles[_idx-1]);
-            var next = (_idx+1 >= articles.length) ? nextChapter : clean(articles[_idx+1]);
-
-            mapping[article.path] = {
-                title: article.title,
-                prev: clean(prev),
-                next: clean(next),
-                level: [idx+1, _idx+1].join('.'),
-            };
-        });
-    });
-
-    // Hack for README.html
-    mapping['README.md'] = {
-        title: README_NAV.title,
-        prev: null,
-        next: clean(summary.chapters[0]),
         level: '0',
     };
 
+    // List of all navNodes
+    var navNodes = [README_NAV].concat(flattenChapters(summary.chapters));
+    var prevNodes = [null].concat(navNodes.slice(0, -1));
+    var nextNodes = navNodes.slice(1).concat([null]);
+
+    // Mapping of prev/next for a give path
+    var mapping = _.chain(_.zip(navNodes, prevNodes, nextNodes))
+    .map(function(nodes) {
+        var current = nodes[0], prev = nodes[1], next = nodes[2];
+
+        // Skip if no path
+        if(!current.path) return null;
+
+        return [current.path, {
+            title: current.title,
+            prev: prev,
+            next: next,
+            level: current.level,
+        }];
+    })
+    .filter()
+    .object()
+    .value();
+
     // Filter for only files we want
     if(files) {
         return _.pick(mapping, files);

lib/parse/page.js

@@ -8,17 +8,6 @@ var renderer = require('./renderer');
 var lnormalize = require('../utils/lang').normalize;
 
 
-// Synchronous highlighting with highlight.js
-marked.setOptions({
-    highlight: function (code, lang) {
-        try {
-            return hljs.highlight(lang, code).value;
-        } catch(e) {
-            return hljs.highlightAuto(code).value;
-        }
-    }
-});
-
 
 // Render a section using our custom renderer
 function render(section, _options) {
@@ -30,12 +19,34 @@ function render(section, _options) {
 
     // Build options using defaults and our custom renderer
     var options = _.extend({}, marked.defaults, {
-        renderer: renderer(null, _options)
+        renderer: renderer(null, _options),
+
+        // Synchronous highlighting with highlight.js
+        highlight: function (code, lang) {
+            if(!lang) return code;
+
+            // Normalize lang
+            lang = lnormalize(lang);
+
+            try {
+                return hljs.highlight(lang, code).value;
+            } catch(e) { }
+
+            return code;
+        }
     });
 
     return marked.parser(section, options);
 }
 
+function quizQuestion(node) {
+    if (node.text) {
+        node.text = node.text.replace(/^([\[(])x([\])])/, "$1 $2");
+    } else {
+        return node.replace(/^([\[(])x([\])])/, "$1 $2");
+    }
+}
+
 function parsePage(src, options) {
     options = options || {};
 
@@ -72,8 +83,64 @@ function parsePage(src, options) {
                     base: codeNodes[0].text,
                     solution: codeNodes[1].text,
                     validation: codeNodes[2].text,
+                    // Context is optional
+                    context: codeNodes[3] ? codeNodes[3].text : null,
                 }
             };
+        } else if (section.type === 'quiz') {
+            var quiz = [], question, foundFeedback = false;
+            var nonQuizNodes = section[0].type === 'paragraph' && section[1].type !== 'list_start' ? [section[0]] : [];
+            var quizNodes = section.slice(0);
+            quizNodes.splice(0, nonQuizNodes.length);
+
+            for (var i = 0; i < quizNodes.length; i++) {
+                var node = quizNodes[i];
+
+                if (question && (((node.type === 'list_end' || node.type === 'blockquote_end') && i === quizNodes.length - 1)
+                                 || node.type === 'table' || (node.type === 'paragraph' && !foundFeedback))) {
+                    quiz.push({
+                        base: render(question.questionNodes),
+                        solution: render(question.solutionNodes),
+                        feedback: render(question.feedbackNodes)
+                    });
+                }
+
+                if (node.type === 'table' || (node.type === 'paragraph' && !foundFeedback)) {
+                    question = { questionNodes: [], solutionNodes: [], feedbackNodes: [] };
+                }
+
+                if (node.type === 'blockquote_start') {
+                    foundFeedback = true;
+                } else if (node.type === 'blockquote_end') {
+                    foundFeedback = false;
+                }
+
+                if (node.type === 'table') {
+                    question.solutionNodes.push(_.cloneDeep(node));
+                    node.cells = node.cells.map(function(row) {
+                        return row.map(quizQuestion);
+                    });
+                    question.questionNodes.push(node);
+                } else if (!/blockquote/.test(node.type)) {
+                    if (foundFeedback) {
+                        question.feedbackNodes.push(node);
+                    } else if (node.type === 'paragraph' || node.type === 'text'){
+                        question.solutionNodes.push(_.cloneDeep(node));
+                        quizQuestion(node);
+                        question.questionNodes.push(node);
+                    } else {
+                        question.solutionNodes.push(node);
+                        question.questionNodes.push(node);
+                    }
+                }
+            }
+
+            return {
+                id: section.id,
+                type: section.type,
+                content: render(nonQuizNodes),
+                quiz: quiz
+            };
         }
 
         // Render normal pages

lib/parse/progress.js

@@ -12,7 +12,7 @@ var calculProgress = function(navigation, current) {
         return nav;
     })
     .sortBy(function(nav) {
-        return nav.level;
+        return parseFloat(nav.level);
     })
     .map(function(nav, i) {
         // Calcul percent
@@ -27,7 +27,7 @@ var calculProgress = function(navigation, current) {
         } else if (done) {
             prevPercent = nav.percent;
         }
-        
+
         return nav;
     })
     .value();

lib/parse/readme.js

@@ -0,0 +1,45 @@
+var _ = require('lodash');
+var marked = require('marked');
+var textRenderer = require('marked-text-renderer');
+
+function extractFirstNode(nodes, nType) {
+    return _.chain(nodes)
+    .filter(function(node) {
+        return node.type == nType;
+    })
+    .pluck("text")
+    .first()
+    .value();
+}
+
+
+function parseReadme(src) {
+    var nodes, title, description;
+    var renderer = textRenderer();
+
+    // Parse content
+    nodes = marked.lexer(src);
+
+    title = extractFirstNode(nodes, "heading") || '';
+    description = extractFirstNode(nodes, "paragraph") || '';
+
+    var convert = _.compose(
+        function(text) {
+            return _.unescape(text.replace(/(\r\n|\n|\r)/gm, ""));
+        },
+        function(text) {
+            return marked.parse(text, _.extend({}, marked.defaults, {
+                renderer: renderer
+            }));
+        }
+    );
+
+    return {
+        title: convert(title),
+        description: convert(description)
+    };
+}
+
+
+// Exports
+module.exports = parseReadme;

lib/parse/renderer.js

@@ -1,10 +1,13 @@
 var url = require('url');
 var inherits = require('util').inherits;
+var links = require('../utils').links;
+
 
 var path = require('path');
 
 var marked = require('marked');
 
+var rendererId = 0;
 
 function GitBookRenderer(options, extra_options) {
     if(!(this instanceof GitBookRenderer)) {
@@ -13,6 +16,9 @@ function GitBookRenderer(options, extra_options) {
     GitBookRenderer.super_.call(this, options);
 
     this._extra_options = extra_options;
+    this.quizRowId = 0;
+    this.id = rendererId++;
+    this.quizIndex = 0;
 }
 inherits(GitBookRenderer, marked.Renderer);
 
@@ -35,27 +41,38 @@ GitBookRenderer.prototype._unsanitized = function(href) {
 };
 
 GitBookRenderer.prototype.link = function(href, title, text) {
+    // Our "fixed" href
+    var _href = href;
+
     // Don't build if it looks malicious
     if (this.options.sanitize && this._unsanitized(href)) {
-        return '';
+        return text;
     }
 
     // Parsed version of the url
     var parsed = url.parse(href);
 
     var o = this._extra_options;
+
     // Relative link, rewrite it to point to github repo
-    if(!parsed.protocol && parsed.path[0] != '/' && o && o.repo && o.dir) {
-        href = 'https://github.com/' + o.repo + '/blob' + path.normalize(path.join(
-            '/',
-            o.dir,
-            href
-        ));
-        parsed = url.parse(href);
+    if(links.isRelative(_href)) {
+        if (path.extname(_href) == ".md") {
+            _href = links.toAbsolute(_href, o.dir || "./", o.outdir || "./");
+
+            if (o.singleFile) {
+                _href = "#"+_href;
+            } else {
+                _href = _href.replace(".md", ".html");
+            }
+        } else if (o && o.repo && o.dir) {
+            href = url.resolve('https://github.com/' + o.repo + '/blob/', [o.dir, _href].join("/"));
+            parsed = url.parse(href);
+            _href = parsed.href;
+        }
     }
 
     // Generate HTML for link
-    var out = '<a href="' + href + '"';
+    var out = '<a href="' + _href + '"';
     // Title if no null
     if (title) {
         out += ' title="' + title + '"';
@@ -79,16 +96,44 @@ GitBookRenderer.prototype.image = function(href, title, text) {
     var o = this._extra_options;
 
     // Relative image, rewrite it depending output
-    if(!parsed.protocol && parsed.path[0] != '/' && o && o.dir && o.outdir) {
-        _href = path.relative(o.outdir, path.normalize(path.join(
-            o.dir,
-            href
-        )));
+    if(links.isRelative(href) && o && o.dir && o.outdir) {
+        // o.dir: directory parent of the file currently in rendering process
+        // o.outdir: directory parent from the html output
+
+        _href = links.toAbsolute(_href, o.dir, o.outdir);
     }
 
     return GitBookRenderer.super_.prototype.image.call(this, _href, title, text);
 };
 
+GitBookRenderer.prototype.tablerow = function(content) {
+    this.quizRowId += 1;
+    return GitBookRenderer.super_.prototype.tablerow(content);
+};
+
+var fieldRegex = /^([(\[])([ x])[\])]/;
+GitBookRenderer.prototype._createCheckboxAndRadios = function(text) {
+    var match = fieldRegex.exec(text);
+    if (!match) {
+        return text;
+    }
+    var quizIdentifier = 'quiz-row-' + this.id + '-' + this.quizRowId + '-' + this.quizIndex++;
+    var field = "<input name='" + quizIdentifier + "' id='" + quizIdentifier + "' type='";
+    field += match[1] === '(' ? "radio" : "checkbox";
+    field += match[2] === 'x' ? "' checked/>" : "'/>";
+    var splittedText = text.split(fieldRegex);
+    var length = splittedText.length;
+    var label = '<label class="quiz-label" for="' + quizIdentifier + '">' + splittedText[length - 1] + '</label>';
+    return text.replace(fieldRegex, field).replace(splittedText[length - 1], label);
+}
+
+GitBookRenderer.prototype.tablecell = function(content, flags) {
+    return GitBookRenderer.super_.prototype.tablecell(this._createCheckboxAndRadios(content), flags);
+};
+
+GitBookRenderer.prototype.listitem = function(text) {
+    return GitBookRenderer.super_.prototype.listitem(this._createCheckboxAndRadios(text));
+};
 
 // Exports
 module.exports = GitBookRenderer;

lib/parse/summary.js

@@ -82,17 +82,15 @@ function parseTitle(src, nums) {
         level: level,
 
         // Replace .md references with .html
-        path: matches[2],
+        path: matches[2].replace(/\\/g, '/'),
     };
 }
 
-function parseArticle(chapterNum, nodes, idx) {
-    return parseTitle(_.first(nodes).text, [chapterNum, idx+1]);
-}
-
-function parseChapter(nodes, idx) {
-    return _.extend(parseTitle(_.first(nodes).text, [idx+1]), {
-        articles: _.map(listSplit(filterList(nodes), 'list_item_start', 'list_item_end'), parseArticle.bind(null, idx+1))
+function parseChapter(nodes, nums) {
+    return _.extend(parseTitle(_.first(nodes).text, nums), {
+        articles: _.map(listSplit(filterList(nodes), 'list_item_start', 'list_item_end'), function(nodes, i) {
+            return parseChapter(nodes, nums.concat(i + 1));
+        })
     });
 }
 
@@ -104,7 +102,9 @@ function parseSummary(src) {
 
     // Split out chapter sections
     var chapters = _.chain(listSplit(chapterList, 'list_item_start', 'list_item_end'))
-    .map(parseChapter)
+    .map(function(nodes, i) {
+        return parseChapter(nodes, [i + 1]);
+    })
     .value();
 
     return {

lib/utils/index.js

@@ -1,3 +1,4 @@
 module.exports = {
     lang: require('./lang'),
+    links: require('./links')
 };

lib/utils/lang.js

@@ -5,6 +5,8 @@ var MAP = {
 };
 
 function normalize(lang) {
+    if(!lang) { return null; }
+
     var lower = lang.toLowerCase();
     return MAP[lower] || lower;
 }

lib/utils/links.js

@@ -0,0 +1,33 @@
+var url = require('url');
+var path = require('path');
+
+// Return true if the link is relative
+var isRelative = function(href) {
+    var parsed = url.parse(href);
+
+    return !parsed.protocol && parsed.path && parsed.path[0] != '/';
+};
+
+// Relative to absolute path
+// dir: directory parent of the file currently in rendering process
+// outdir: directory parent from the html output
+
+var toAbsolute = function(_href, dir, outdir) {
+    // Absolute file in source
+    _href = path.join(dir, _href);
+
+    // make it relative to output
+    _href = path.relative(outdir, _href);
+
+    if (process.platform === 'win32') {
+        _href = _href.replace(/\\/g, '/');
+    }
+
+    return _href;
+};
+
+
+module.exports = {
+    isRelative: isRelative,
+    toAbsolute: toAbsolute
+};

lib/utils/string.js

@@ -0,0 +1,26 @@
+var _ = require("lodash");
+
+function escapeShellArg(arg) {
+    var ret = '';
+
+    ret = arg.replace(/"/g, '\\"');
+
+    return "\"" + ret + "\"";
+}
+
+function optionsToShellArgs(options) {
+    return _.chain(options)
+    .map(function(value, key) {
+        if (value == null || value == false) return null;
+        if (value == true) return key;
+        return key+"="+escapeShellArg(value);
+    })
+    .compact()
+    .value()
+    .join(" ");
+}
+
+module.exports = {
+    escapeShellArg: escapeShellArg,
+    optionsToShellArgs: optionsToShellArgs
+};

package.json

@@ -1,6 +1,7 @@
 {
     "name": "gitbook",
-    "version": "0.1.2",
+    "version": "0.5.0",
+    "homepage": "http://www.gitbook.io/",
     "description": "Library and cmd utility to generate GitBooks",
     "main": "lib/index.js",
     "dependencies": {
@@ -15,14 +16,22 @@
         "commander": "2.2.0",
         "fs-extra": "0.8.1",
         "highlight.js": "8.0.0",
-        "tmp": "0.0.23"
+        "tmp": "0.0.23",
+        "semver": "2.2.1",
+        "gaze": "~0.5.1",
+        "resolve": "0.6.3",
+        "tiny-lr-fork": "0.0.5",
+        "gitbook-plugin": "0.0.2",
+        "gitbook-plugin-mathjax": "0.0.3",
+        "gitbook-plugin-livereload": "0.0.1"
     },
     "devDependencies": {
         "mocha": "1.18.2",
         "grunt": "~0.4.2",
         "grunt-cli": "0.1.11",
         "grunt-contrib-less": "~0.5.0",
-        "grunt-contrib-requirejs": "0.4.1"
+        "grunt-contrib-requirejs": "0.4.1",
+        "grunt-bower-install-simple": "0.9.2"
     },
     "scripts": {
         "test": "export TESTING=true; mocha --reporter list"
@@ -39,9 +48,19 @@
         "book",
         "gitbook"
     ],
-    "author": "Aaron O'Mullan <aaron.omullan@friendco.de>",
+    "author": "FriendCode <contact@friendco.de>",
     "license": "Apache 2",
     "bugs": {
         "url": "https://github.com/GitbookIO/gitbook/issues"
-    }
+    },
+    "contributors": [
+        {
+            "name": "Aaron O'Mullan",
+            "email": "aaron.omullan@gmail.com"
+        },
+        {
+            "name": "Samy Pessé",
+            "email": "samypesse@gmail.com"
+        }
+    ]
 }

test/fixtures/HR_PAGE.md

@@ -4,7 +4,7 @@ Some nice content here
 
 ---
 
-A beautiful separator, but non an exercise !
+A beautiful separator, but non an exercise or a quiz !
 
 ---
 

test/fixtures/IMAGES.md

@@ -0,0 +1,12 @@
+# Images Test
+
+This is a test for images path calculation. It supposed this fiel is in a syntax/ folder
+
+### #
+
+[![Screen](./preview.png)](./preview.png)
+
+### 2
+
+[![Screen](../preview2.png)](./preview2.png)
+

test/fixtures/MARKDOWN_LINKS.md

@@ -0,0 +1,5 @@
+# Nice course
+
+Check out this other chapter [Test](test.md)
+
+Check out this other chapter [Test](../before.md)

test/fixtures/PAGE.md

@@ -30,3 +30,39 @@ Some more nice content ....
 [Cool stuff](http://gitbook.io)
 
 [Link to another Markdown file](./xyz/file.md)
+
+And look at this pretty picture:
+![Pretty](../assets/my-pretty-picture.png "Pretty")
+
+Lets go for another exercise but this time with some context :
+
+---
+
+Exercise with some context code :
+
+Using the `double` function provided, build a `quadruple` function
+
+```py
+
+```
+
+```py
+
+def quadruple(x):
+    return double(double(x))
+
+```
+
+```py
+assert(quadruple(8), 32)
+```
+
+```py
+
+def double(x):
+    return x * 2
+
+```
+
+---
+

test/fixtures/QUIZ_PAGE.md

@@ -0,0 +1,48 @@
+# Gitbook quiz
+
+Gitbook lets you write a quiz using GFM tables:
+
+---
+
+Here's a quiz about Gitbook
+
+|                  | Good | Bad |
+| ---------------- | ---- | --- |
+| What is Gitbook? | (x)  | ( ) |
+
+> Gitbook is good
+
+What does Gitbook support?
+- [x] Table-based questions with radio buttons
+- [x] Table-based questions with checkboxes
+- [ ] Telepathy
+- [x] List-based questions with checkboxes
+- [x] List-based questions with radio buttons
+- [ ] Moon-on-a-stick
+
+> Gitbook supports table and list based quiz questions using either radio buttons or checkboxes.
+>
+> Gitbook is not telepathic and does not give you the moon on a stick.
+
+---
+
+Some more nice content ....
+
+[Cool stuff](http://gitbook.io)
+
+[Link to another Markdown file](./xyz/file.md)
+
+---
+
+Quiz test 2: What does Gitbook support?
+- [x] Table-based questions with radio buttons
+- [x] Table-based questions with checkboxes
+- [ ] Telepathy
+- [x] List-based questions with checkboxes
+- [x] List-based questions with radio buttons
+- [ ] Moon-on-a-stick
+
+> Gitbook supports table and list based quiz questions using either radio buttons or checkboxes.
+
+---
+

test/fixtures/README.md

@@ -0,0 +1,7 @@
+# This is the title
+
+This is the book description.
+
+other content
+...
+

test/fixtures/SECTIONS.md

@@ -0,0 +1,68 @@
+# Title
+
+Some text
+
+---
+
+## NOT Exercise
+
+Simple subsection NOT exercise
+
+```
+x = 1
+```
+
+What is this
+
+```
+y = [1, 2, 3]
+```
+
+```
+z = {a: 1, b: 2}
+```
+
+---
+
+## Exercise
+
+Define a variable `x` equal to 10.
+
+```js
+var x =
+```
+
+```js
+var x = 10;
+```
+
+```js
+assert(x == 10);
+```
+
+```js
+// This is context code available everywhere
+// The user will be able to call magicFunc in his code
+function magicFunc() {
+    return 3;
+}
+```
+
+---
+
+## Another exercise
+
+Bla bla bla ... This time with no `context` code.
+
+
+```js
+var x =
+```
+
+```js
+var x = 10;
+```
+
+```js
+assert(x == 10);
+```

test/fixtures/SUMMARY.md

@@ -3,6 +3,8 @@
 * [Chapter 1](chapter-1/README.md)
     * [Article 1](chapter-1/ARTICLE1.md)
     * [Article 2](chapter-1/ARTICLE2.md)
+        * [article 1.2.1](chapter-1/ARTICLE-1-2-1.md)
+        * [article 1.2.2](chapter-1/ARTICLE-1-2-2.md)
 * [Chapter 2](chapter-2/README.md)
 * [Chapter 3](chapter-3/README.md)
 * [Chapter 4](chapter-4/README.md)

test/fixtures/book1/README.md

@@ -0,0 +1,2 @@
+# This is a test
+

test/fixtures/book1/SUMMARY.md

@@ -0,0 +1,3 @@
+# Summary
+
+* [test](test.md)

test/fixtures/book1/test.md

@@ -0,0 +1 @@
+# Test

test/fixtures/book2/README.md

@@ -0,0 +1 @@
+# This should fail

test/generate.js

@@ -0,0 +1,46 @@
+var _ = require('lodash');
+var Q = require('q');
+var path = require('path');
+var tmp = require('tmp');
+var assert = require('assert');
+
+var generate = require("../lib/generate");
+
+var generateTmpBook = function(path) {
+    return ;
+};
+
+
+var BOOKS = {
+    "book1": true,
+    "book2": false
+};
+
+describe('Site Generation', function () {
+    var ret = {};
+
+    beforeEach(function(done){
+        Q.all(_.map(BOOKS, function(state, bookName) {
+            return Q.nfcall(tmp.dir)
+            .then(function(_dir) {
+                return generate.folder({
+                    input: path.join(__dirname, "fixtures", bookName),
+                    output: _dir
+                });
+            })
+            .then(function(_book) {
+                ret[bookName] = _book;
+            }, function(err) {
+                // ignore errors here
+            });
+        }))
+        .fin(done);
+    });
+
+
+    it('should generate the valid sites', function() {
+        _.each(BOOKS, function(state, bookName) {
+            assert((ret[bookName] != null) == state);
+        });
+    });
+});

test/navigation.js

@@ -18,6 +18,8 @@ describe('Summary navigation', function() {
             'chapter-1/ARTICLE1.md',
             'chapter-1/ARTICLE2.md',
             'chapter-2/README.md',
+            'chapter-1/ARTICLE-1-2-1.md',
+            'chapter-1/ARTICLE-1-2-2.md'
         ]);
 
         // Make sure it found the files we gave it
@@ -26,6 +28,8 @@ describe('Summary navigation', function() {
         assert(nav['chapter-1/ARTICLE1.md']);
         assert(nav['chapter-1/ARTICLE2.md']);
         assert(nav['chapter-2/README.md']);
+        assert(nav['chapter-1/ARTICLE-1-2-1.md']);
+        assert(nav['chapter-1/ARTICLE-1-2-2.md']);
 
 
         assert.equal(nav['README.md'].prev, null);
@@ -38,9 +42,15 @@ describe('Summary navigation', function() {
         assert.equal(nav['chapter-1/ARTICLE1.md'].next.path, 'chapter-1/ARTICLE2.md');
 
         assert.equal(nav['chapter-1/ARTICLE2.md'].prev.path, 'chapter-1/ARTICLE1.md');
-        assert.equal(nav['chapter-1/ARTICLE2.md'].next.path, 'chapter-2/README.md');
+        assert.equal(nav['chapter-1/ARTICLE2.md'].next.path, 'chapter-1/ARTICLE-1-2-1.md');
 
-        assert.equal(nav['chapter-2/README.md'].prev.path, 'chapter-1/ARTICLE2.md');
+        assert.equal(nav['chapter-1/ARTICLE-1-2-1.md'].prev.path, 'chapter-1/ARTICLE2.md');
+        assert.equal(nav['chapter-1/ARTICLE-1-2-1.md'].next.path, 'chapter-1/ARTICLE-1-2-2.md');
+
+        assert.equal(nav['chapter-1/ARTICLE-1-2-2.md'].prev.path, 'chapter-1/ARTICLE-1-2-1.md');
+        assert.equal(nav['chapter-1/ARTICLE-1-2-2.md'].next.path, 'chapter-2/README.md');
+
+        assert.equal(nav['chapter-2/README.md'].prev.path, 'chapter-1/ARTICLE-1-2-2.md');
         assert.equal(nav['chapter-2/README.md'].next.path, 'chapter-3/README.md');
     });
 

test/page.js

@@ -4,25 +4,31 @@ var assert = require('assert');
 
 var page = require('../').parse.page;
 
+function loadPage (name, options) {
+    var CONTENT = fs.readFileSync(path.join(__dirname, './fixtures/' + name + '.md'), 'utf8');
+    return page(CONTENT, options);
+}
 
-var CONTENT = fs.readFileSync(path.join(__dirname, './fixtures/PAGE.md'), 'utf8');
-var LEXED = page(CONTENT);
-
-var HR_CONTENT = fs.readFileSync(path.join(__dirname, './fixtures/HR_PAGE.md'), 'utf8');
-var HR_LEXED = page(HR_CONTENT);
-
-var LINKS_CONTENT = fs.readFileSync(path.join(__dirname, './fixtures/GITHUB_LINKS.md'), 'utf8');
-
+var LEXED = loadPage('PAGE', {
+    dir: 'course',
+    outdir: '_book'
+});
+var QUIZ_LEXED = loadPage('QUIZ_PAGE');
+var HR_LEXED = loadPage('HR_PAGE');
 
 describe('Page parsing', function() {
-    it('should detection sections', function() {
-        assert.equal(LEXED.length, 3);
+    it('should detect sections', function() {
+        assert.equal(LEXED.length, 4);
     });
 
-    it('should detection section types', function() {
+    it('should detect section types', function() {
         assert.equal(LEXED[0].type, 'normal');
         assert.equal(LEXED[1].type, 'exercise');
         assert.equal(LEXED[2].type, 'normal');
+        assert.equal(QUIZ_LEXED[0].type, 'normal');
+        assert.equal(QUIZ_LEXED[1].type, 'quiz');
+        assert.equal(QUIZ_LEXED[2].type, 'normal');
+        assert.equal(QUIZ_LEXED[3].type, 'quiz');
     });
 
     it('should gen content for normal sections', function() {
@@ -36,6 +42,14 @@ describe('Page parsing', function() {
         assert(LEXED[1].code.base);
         assert(LEXED[1].code.solution);
         assert(LEXED[1].code.validation);
+        assert(LEXED[1].code.context === null);
+
+        assert(LEXED[3].content);
+        assert(LEXED[3].code);
+        assert(LEXED[3].code.base);
+        assert(LEXED[3].code.solution);
+        assert(LEXED[3].code.validation);
+        assert(LEXED[3].code.context);
     });
 
     it('should merge sections correctly', function() {
@@ -49,19 +63,90 @@ describe('Page parsing', function() {
     it('should detect an exercise\'s language', function() {
         assert.equal(LEXED[1].lang, 'python');
     });
+
+    it('should render a quiz', function() {
+        assert(QUIZ_LEXED[1].content);
+        assert(QUIZ_LEXED[1].quiz);
+        assert(QUIZ_LEXED[1].quiz[0].base);
+        assert(QUIZ_LEXED[1].quiz[0].solution);
+        assert(QUIZ_LEXED[1].quiz[0].feedback);
+        assert(QUIZ_LEXED[1].quiz[1].base);
+        assert(QUIZ_LEXED[1].quiz[1].solution);
+        assert(QUIZ_LEXED[1].quiz[1].feedback);
+    });
 });
 
 
 describe('Relative links', function() {
     it('should be resolved to their GitHub counterparts', function() {
-        var LEXED = page(LINKS_CONTENT, {
+        var LEXED = loadPage('GITHUB_LINKS', {
             // GitHub repo ID
             repo: 'GitBookIO/javascript',
 
             // Imaginary folder of markdown file
             dir: 'course',
+            outdir: './'
         });
 
         assert(LEXED[0].content.indexOf('https://github.com/GitBookIO/javascript/blob/src/something.cpp') !== -1);
     });
+
+    it('should replace link to .md by link to .html', function() {
+        var LEXED = loadPage('MARKDOWN_LINKS', {
+            // GitHub repo ID
+            repo: 'GitBookIO/javascript',
+
+            // Imaginary folder of markdown file
+            dir: 'course',
+            outdir: 'course'
+        });
+
+        assert(LEXED[0].content.indexOf('test.html') !== -1);
+        assert(LEXED[0].content.indexOf('../before.html') !== -1);
+    });
+
+    it('should replace link to .md  by link to page in format single page', function() {
+        var LEXED = loadPage('MARKDOWN_LINKS', {
+            // GitHub repo ID
+            repo: 'GitBookIO/javascript',
+
+            // Imaginary folder of markdown file
+            dir: 'course',
+            outdir: './',
+            singleFile: true
+        });
+
+        assert(LEXED[0].content.indexOf('#course/test.md') !== -1);
+        assert(LEXED[0].content.indexOf('#before.md') !== -1);
+    });
+});
+
+describe('Relative images', function() {
+    it('should keep image relative with considering output directory in site format', function() {
+        var LEXED = loadPage('IMAGES', {
+            // GitHub repo ID
+            repo: 'GitBookIO/javascript',
+
+            // Imaginary folder of markdown file
+            dir: 'syntax',
+            outdir: 'syntax'
+        });
+
+        assert(LEXED[0].content.indexOf('"preview.png"') !== -1);
+        assert(LEXED[0].content.indexOf('"../preview2.png"') !== -1);
+    });
+
+    it('should keep image relative with considering output directory in page format', function() {
+        var LEXED = loadPage('IMAGES', {
+            // GitHub repo ID
+            repo: 'GitBookIO/javascript',
+
+            // Imaginary folder of markdown file
+            dir: 'syntax',
+            outdir: './'
+        });
+
+        assert(LEXED[0].content.indexOf('"syntax/preview.png"') !== -1);
+        assert(LEXED[0].content.indexOf('"preview2.png"') !== -1);
+    });
 });

test/plugin.js

@@ -0,0 +1,49 @@
+var _ = require('lodash');
+var path = require('path');
+var assert = require('assert');
+
+var Plugin = require('../').generate.Plugin;
+
+describe('Plugin validation', function () {
+    var plugin = new Plugin("plugin", __dirname);
+
+    it('should be valid', function() {
+        assert(plugin.isValid());
+    });
+});
+
+describe('Plugin list of names', function () {
+    var firstDefault = _.first(Plugin.defaults);
+
+    it('should convert string to array', function() {
+        var _name = "test";
+        assert(_.contains(Plugin.normalizeNames(_name), _name));
+    });
+
+    it('should contains default plugins', function() {
+        assert(_.contains(Plugin.normalizeNames([]), firstDefault));
+    });
+
+    it('should remove name starting with -', function() {
+        assert(!_.contains(Plugin.normalizeNames(["-"+firstDefault]), firstDefault));
+    });
+});
+
+describe('Plugin defaults loading', function () {
+    var ret = true;
+
+    beforeEach(function(done){
+        Plugin.fromList(Plugin.defaults, __dirname)
+        .then(function(_r) {
+            ret = _r;
+        }, function(err) {
+            ret = null;
+        })
+        .fin(done);
+    });
+
+
+    it('should load defaults addons', function() {
+        assert(ret != null);
+    });
+});

test/readme.js

@@ -0,0 +1,28 @@
+var fs = require('fs');
+var path = require('path');
+var assert = require('assert');
+
+var readme = require('../').parse.readme;
+
+
+var CONTENT = fs.readFileSync(path.join(__dirname, './fixtures/README.md'), 'utf8');
+var LEXED = readme(CONTENT);
+
+describe('Readme parsing', function () {
+
+    it('should contain a title', function() {
+        assert(LEXED.title);
+    });
+
+    it('should contain a description', function() {
+        assert(LEXED.description);
+    });
+
+    it('should extract the right title', function() {
+        assert.equal(LEXED.title, "This is the title");
+    });
+
+    it('should extract the right description', function() {
+        assert.equal(LEXED.description, "This is the book description.");
+    });
+});

test/sections.js

@@ -0,0 +1,22 @@
+var fs = require('fs');
+var path = require('path');
+var assert = require('assert');
+
+var lex = require('../').parse.lex;
+
+
+var CONTENT = fs.readFileSync(path.join(__dirname, './fixtures/SECTIONS.md'), 'utf8');
+var LEXED = lex(CONTENT);
+
+
+describe('Section parsing', function() {
+    it('should correctly split sections', function() {
+        assert.equal(LEXED.length, 3);
+    });
+
+    it('should robustly detect exercises', function() {
+        assert.equal(LEXED[0].type, 'normal');
+        assert.equal(LEXED[1].type, 'exercise');
+        assert.equal(LEXED[2].type, 'exercise');
+    });
+});

test/summary.js

@@ -50,5 +50,6 @@ describe('Summary parsing', function () {
 
         assert.equal(c[0].articles[0].level, '1.1');
         assert.equal(c[0].articles[1].level, '1.2');
+        assert.equal(c[0].articles[1].articles[0].level, '1.2.1');
     });
 });

theme/README.md

@@ -1,5 +0,0 @@
-# GitBook Theme
-
-For creating a theme for GitBook, just copy this folder. The theme folder should at least contains two folders: `assets` and `templates`.
-
-The theme can be changed using the option ```--theme=<path>```

theme/assets/fonts/helvetica/normal.svg

@@ -1,240 +0,0 @@
-<?xml version="1.0" standalone="no"?>
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd" >
-<svg xmlns="http://www.w3.org/2000/svg">
-<metadata>
-This is a custom SVG webfont generated by Font Squirrel.
-Designer    : Linotype Design Studio
-Foundry URL : http://www.Linotype.com/
-</metadata>
-<defs>
-<font id="webfont33RR7Kfq" horiz-adv-x="556" >
-<font-face units-per-em="1000" ascent="800" descent="-200" />
-<missing-glyph horiz-adv-x="278" />
-<glyph unicode=" "  horiz-adv-x="278" />
-<glyph unicode="&#x09;" horiz-adv-x="278" />
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-</font>
-</defs></svg> 

theme/javascript/app.js

@@ -1,48 +0,0 @@
-require([
-    "jQuery",
-    "utils/storage",
-    "utils/analytic",
-    "utils/sharing",
-
-    "core/state",
-    "core/keyboard",
-    "core/exercise",
-    "core/progress",
-    "core/sidebar",
-    "core/search"
-], function($, storage, analytic, sharing, state, keyboard, exercise, progress, sidebar, search){
-    $(document).ready(function() {
-        var $book = state.$book;
-
-        // Initialize storage
-        storage.setBaseKey(state.githubId);
-
-        // Init sidebar
-        sidebar.init();
-
-        // Load search
-        search.init();
-
-        // Init keyboard
-        keyboard.init();
-
-        // Star and watch count
-        $.getJSON("https://api.github.com/repos/"+state.githubId)
-        .done(function(repo) {
-            $book.find(".count-star span").text(repo.stargazers_count);
-            $book.find(".count-watch span").text(repo.subscribers_count);
-        });
-
-        // Bind exercise
-        exercise.init();
-
-        // Bind sharing button
-        sharing.init();
-
-        // Show progress
-        progress.show();
-
-        // Focus on content
-        $(".book-body").focus();
-    });
-});

theme/javascript/core/events.js

@@ -0,0 +1,7 @@
+define([
+    "jQuery"
+], function($) {
+   var events = $({});
+
+    return events;
+});

theme/javascript/core/exercise.js

@@ -1,13 +1,14 @@
 define([
     "jQuery",
     "utils/execute",
-    "utils/analytic",
+    "core/events",
     "core/state"
-], function($, execute, analytic, state){
+], function($, execute, events, state){
     // Bind an exercise
     var prepareExercise = function($exercise) {
         var codeSolution = $exercise.find(".code-solution").text();
         var codeValidation = $exercise.find(".code-validation").text();
+        var codeContext = $exercise.find(".code-context").text();
 
         var editor = ace.edit($exercise.find(".editor").get(0));
         editor.setTheme("ace/theme/tomorrow");
@@ -18,9 +19,9 @@ define([
         $exercise.find(".action-submit").click(function(e) {
             e.preventDefault();
 
-            analytic.track("exercise.submit");
+            events.trigger("exercise.submit", {type: "code"});
 
-            execute("javascript", editor.getValue(), codeValidation, function(err, result) {
+            execute("javascript", editor.getValue(), codeValidation, codeContext, function(err, result) {
                 $exercise.toggleClass("return-error", err != null);
                 $exercise.toggleClass("return-success", err == null);
                 if (err) $exercise.find(".alert-danger").text(err.message || err);

theme/javascript/core/font-settings.js

@@ -0,0 +1,121 @@
+define([
+    "jQuery",
+    "utils/storage"
+], function($, storage) {
+    var fontState;
+
+    var THEMES = {
+        "white": 0,
+        "sepia": 1,
+        "night": 2
+    };
+
+    var FAMILY = {
+        "serif": 0,
+        "sans": 1
+    };
+
+    var togglePopover = function(e) {
+        var $dropdown = $("#font-settings-wrapper .dropdown-menu");
+
+        $dropdown.toggleClass("open");
+        e.stopPropagation();
+        e.preventDefault();
+    };
+
+    var closePopover = function(e) {
+        var $dropdown = $("#font-settings-wrapper .dropdown-menu");
+
+        $dropdown.removeClass("open");
+    };
+
+    var enlargeFontSize = function(e){
+        if (fontState.size < 4){
+            fontState.size++;
+            fontState.save();
+        }
+    };
+
+    var reduceFontSize = function(e){
+        if (fontState.size > 0){
+            fontState.size--;
+            fontState.save();
+        }
+    };
+
+    var changeFontFamily = function(){
+        var index = $(this).data("font");
+
+        fontState.family = index;
+        fontState.save();
+    };
+
+    var changeColorTheme = function(){
+        var $book = $(".book");
+        var index = $(this).data("theme");
+
+        if (fontState.theme !== 0)
+            $book.removeClass("color-theme-"+fontState.theme);
+
+        fontState.theme = index;
+        if (fontState.theme !== 0)
+            $book.addClass("color-theme-"+fontState.theme);
+
+        fontState.save();
+    };
+
+    var update = function() {
+        var $book = $(".book");
+
+        $(".font-settings .font-family-list li").removeClass("active");
+        $(".font-settings .font-family-list li:nth-child("+(fontState.family+1)+")").addClass("active");
+
+        $book[0].className = $book[0].className.replace(/\bfont-\S+/g, '');
+        $book.addClass("font-size-"+fontState.size);
+        $book.addClass("font-family-"+fontState.family);
+
+        if(fontState.theme !== 0) {
+            $book[0].className = $book[0].className.replace(/\bcolor-theme-\S+/g, '');
+            $book.addClass("color-theme-"+fontState.theme);
+        }
+    };
+
+    var init = function(config) {
+        var $toggle, $bookBody, $dropdown, $book;
+
+        //Find DOM elements.
+        $book = $(".book");
+        $toggle = $(".book-header .toggle-font-settings");
+        $dropdown = $("#font-settings-wrapper .dropdown-menu");
+        $bookBody = $(".book-body");
+
+        // Instantiate font state object
+        fontState = storage.get("fontState", {
+            size: config.size || 1,
+            family: FAMILY[config.family || "sans"],
+            theme: THEMES[config.theme || "white"]
+        });
+        fontState.save = function(){
+            storage.set("fontState",fontState);
+            update();
+        };
+
+        update();
+
+        //Add event listeners
+        $(document).on('click', "#enlarge-font-size", enlargeFontSize);
+        $(document).on('click', "#reduce-font-size", reduceFontSize);
+
+        $(document).on('click', "#font-settings-wrapper .font-family-list li", changeFontFamily);
+        $(document).on('click', "#font-settings-wrapper .color-theme-list button", changeColorTheme);
+
+        $(document).on('click', ".book-header .toggle-font-settings", togglePopover);
+        $(document).on('click', "#font-settings-wrapper .dropdown-menu", function(e){ e.stopPropagation(); });
+        $(document).on("click", closePopover);
+    };
+
+    return {
+        init: init,
+        update: update
+    }
+});

theme/javascript/core/loading.js

@@ -0,0 +1,16 @@
+define([
+    "jQuery"
+], function($) {
+    var showLoading = function(p) {
+        $(".book").addClass("is-loading");
+        p.always(function() {
+            $(".book").removeClass("is-loading");
+        });
+
+        return p;
+    };
+
+    return {
+        show: showLoading
+    };
+});

theme/javascript/core/navigation.js

@@ -1,16 +1,168 @@
 define([
-    "jQuery"
-], function($) {
-    var goNext = function() {
-        var url = $("link[rel='next']").attr("href");
-        if (url) location.href = url;
+    "jQuery",
+    "utils/url",
+    "core/events",
+    "core/state",
+    "core/progress",
+    "core/exercise",
+    "core/quiz",
+    "core/loading"
+], function($, URL, events, state, progress, exercises, quiz, loading) {
+    var prev, next;
+    var githubCountStars, githubCountWatch;
+
+    var usePushState = (typeof history.pushState !== "undefined");
+
+    var handleNavigation = function(relativeUrl, push) {
+        var url = URL.join(window.location.pathname, relativeUrl);
+        console.log("navigate to ", url, "baseurl="+relativeUrl, "current="+window.location.pathname);
+
+        if (!usePushState) {
+            // Refresh the page to the new URL if pushState not supported
+            location.href = relativeUrl;
+            return
+        }
+
+        return loading.show($.get(url)
+        .done(function (html) {
+            // Push url to history
+            if (push) history.pushState({ path: url }, null, url);
+
+            // Replace html content
+            html = html.replace( /<(\/?)(html|head|body)([^>]*)>/ig, function(a,b,c,d){
+                return '<' + b + 'div' + ( b ? '' : ' data-element="' + c + '"' ) + d + '>';
+            });
+
+            var $page = $(html);
+            var $pageHead = $page.find("[data-element=head]");
+            var $pageBody = $page.find('.book');
+
+            // Merge heads
+            var headContent = $pageHead.html()
+
+            $("head style").each(function() {
+                headContent = headContent + this.outerHTML
+            });
+            $("head").html(headContent);
+
+            // Merge body
+            var bodyClass = $(".book").attr("class");
+            var scrollPosition = $('.book-summary .summary').scrollTop();
+            $pageBody.toggleClass("with-summary", $(".book").hasClass("with-summary"))
+
+            $(".book").replaceWith($pageBody);
+            $(".book").attr("class", bodyClass);
+            $('.book-summary .summary').scrollTop(scrollPosition);
+
+            // Update state
+            state.update($("html"));
+            preparePage();
+        })
+        .fail(function (e) {
+            location.href = relativeUrl;
+        }));
     };
+
+    var updateGitHubCounts = function() {
+        $(".book-header .count-star span").text(githubCountStars);
+        $(".book-header .count-watch span").text(githubCountWatch);
+    };
+
+    var updateNavigationPosition = function() {
+        var bodyInnerWidth, pageWrapperWidth;
+
+        bodyInnerWidth = parseInt($('.body-inner').css('width'), 10);
+        pageWrapperWidth = parseInt($('.page-wrapper').css('width'), 10);
+        $('.navigation-next').css('margin-right', (bodyInnerWidth - pageWrapperWidth) + 'px');
+    };
+
+    var preparePage = function() {
+        var $pageWrapper = $(".book-body .page-wrapper");
+
+        // Bind exercises/quiz
+        exercises.init();
+        quiz.init();
+
+        // Show progress
+        progress.show();
+
+        // Update navigation position
+        updateNavigationPosition();
+
+        // Reset scroll
+        $pageWrapper.scrollTop(0);
+
+        // Focus on content
+        $pageWrapper.focus();
+
+        // Update GitHub count
+        if (state.githubId) {
+            if (githubCountStars) {
+                updateGitHubCounts();
+            } else {
+                $.getJSON("https://api.github.com/repos/"+state.githubId)
+                .done(function(repo) {
+                    githubCountStars = repo.stargazers_count;
+                    githubCountWatch = repo.subscribers_count;
+                    updateGitHubCounts();
+                });
+            }
+        }
+
+        // Send to mixpanel
+        events.trigger("page.change");
+    };
+
+    var handlePagination = function (e) {
+        e.stopPropagation();
+        e.preventDefault();
+
+        var url = $(this).attr('href');
+        if (url) handleNavigation(url, true);
+    };
+
+    var goNext = function() {
+        var url = $(".navigation-next").attr("href");
+        if (url) handleNavigation(url, true);
+    };
+
     var goPrev = function() {
-        var url = $("link[rel='prev']").attr("href");
-        if (url) location.href = url;
+        var url = $(".navigation-prev").attr("href");
+        if (url) handleNavigation(url, true);
+    };
+
+
+
+    var init = function() {
+        // Prevent cache so that using the back button works
+        // See: http://stackoverflow.com/a/15805399/983070
+        $.ajaxSetup({
+            cache: false
+        });
+
+        // Recreate first page when the page loads.
+        history.replaceState({ path: window.location.href }, '');
+
+        // Back Button Hijacking :(
+        window.onpopstate = function (event) {
+            if (event.state === null) {
+                return;
+            }
+            return handleNavigation(event.state.path, false);
+        };
+
+        $(document).on('click', ".navigation-prev", handlePagination);
+        $(document).on('click', ".navigation-next", handlePagination);
+        $(document).on('click', ".summary [data-path] a", handlePagination);
+
+        $(window).resize(updateNavigationPosition);
+
+        // Prepare current page
+        preparePage();
     };
 
     return {
+        init: init,
         goNext: goNext,
         goPrev: goPrev
     };

theme/javascript/core/progress.js

@@ -10,15 +10,16 @@ define([
     };
 
     // Return all levels
-    var getLevels = function() {
+    var getLevels = function () {
         var levels = $(".book-summary li[data-level]");
+
         return _.map(levels, function(level) {
             return $(level).data("level").toString();
         });
     };
 
     // Return a map chapter -> number (timestamp)
-    var getProgress = function() {
+    var getProgress = function () {
         // Current level
         var progress = storage.get("progress", {});
 
@@ -33,27 +34,33 @@ define([
     };
 
     // Change value of progress for a level
-    var markProgress = function(level, state) {
-        if (state == null) state = true;
-
+    var markProgress = function (level, state) {
         var progress = getProgress();
-        progress[level] = state? Date.now() : 0;
+
+        if (state == null) {
+            state = true;
+        }
+
+        progress[level] = state
+            ? Date.now()
+            : 0;
 
         storage.set("progress", progress);
     };
 
     // Show progress
-    var showProgress = function() {        
-        // Update progress
+    var showProgress = function () {
         var progress = getProgress();
         var $summary = $(".book-summary");
 
-        _.each(progress, function(value, level) {
+        _.each(progress, function (value, level) {
             $summary.find("li[data-level='"+level+"']").toggleClass("done", value > 0);
         });
 
-        // Mark current progress
-        markProgress(getCurrentLevel(), true);
+        // Mark current progress if we have not already
+        if (!progress[getCurrentLevel()]) {
+            markProgress(getCurrentLevel(), true);
+        }
     };
 
     return {

theme/javascript/core/quiz.js

@@ -0,0 +1,56 @@
+define([
+    "jQuery",
+    "utils/execute",
+    "core/events",
+    "core/state"
+], function($, execute, events, state){
+    // Bind an exercise
+    var prepareQuiz = function($quiz) {
+
+        $quiz.find(".quiz-answers input").click(function(e) {
+            e.preventDefault();
+        });
+
+        // Submit: test code
+        $quiz.find(".action-submit").click(function(e) {
+            e.preventDefault();
+            events.trigger("exercise.submit", {type: "quiz"});
+            $quiz.find("tr.alert-danger,li.alert-danger").removeClass("alert-danger");
+            $quiz.find(".alert-success,.alert-danger").addClass("hidden");
+
+            $quiz.find(".question").each(function(q) {
+                var result = true;
+
+                var $questions = $(this).find(".question-content").find("input[type=radio], input[type=checkbox]");
+                var $answers = $(this).find(".question-answers").find("input[type=radio], input[type=checkbox]");
+
+                $questions.each(function(i) {
+                    var correct = $(this).is(":checked") === $answers.slice(i).first().is(":checked");
+                    result = result && correct;
+                    if (!correct) {
+                        $(this).closest("tr, li").addClass("alert-danger");
+                    }
+                });
+                $(this).find(result ? "div.alert-success" : "div.alert-danger").toggleClass("hidden");
+            });
+
+        });
+
+        $quiz.find(".action-solution").click(function(e) {
+            e.preventDefault();
+            $quiz.find(".question-content, .question-answers").toggleClass("hidden");
+        });
+    };
+
+    // Prepare all exercise
+    var init = function() {
+        state.$book.find("section.quiz").each(function() {
+            prepareQuiz($(this));
+        });
+    };
+
+    return {
+        init: init,
+        prepare: prepareQuiz
+    };
+});