Use ebook-convert for pdf generation

README.md

@@ -31,7 +31,7 @@ Options for commands `build` and `serve` are:
 
 ```
 -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
+-f, --format <name>       Change generation format, defaults to site, availables are: site, page, pdf, json, mobi, epub
 --config <config file>    Configuration file to use, defaults to book.json
 ```
 
@@ -99,8 +99,7 @@ You can publish your books to our index by visiting [GitBook.io](http://www.gitb
 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 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 this format using: ```gitbook ebook ./myrepo```. You need to have [ebook-convert](http://manual.calibre-ebook.com/cli/ebook-convert.html) installed.
+* **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```.
 

bin/build.js

@@ -16,6 +16,11 @@ var buildCommand = function(command) {
 };
 
 
+var buildEbookCommand = function(command) {
+    return buildCommand(command)
+    .option('-c, --cover <path>', 'Cover image, default is cover.jpg if exists');
+};
+
 var makeBuildFunc = function(converter) {
     return  function(dir, options) {
         dir = dir || process.cwd();
@@ -43,5 +48,6 @@ var makeBuildFunc = function(converter) {
 module.exports = {
     folder: makeBuildFunc(generate.folder),
     file: makeBuildFunc(generate.file),
-    command: buildCommand
+    command: buildCommand,
+    commandEbook: buildEbookCommand
 };

bin/gitbook.js

@@ -80,19 +80,8 @@ build.command(prog.command('serve [source_dir]'))
     generate();
 });
 
-build.command(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"')
-.action(function(dir, options) {
-    build.file(dir, _.extend(options, {
-        extension: "pdf",
-        format: "pdf"
-    }));
-});
-
-build.command(prog.command('ebook [source_dir]'))
-.description('Build a gitbook as a eBook')
-.option('-c, --cover <path>', 'Cover image, default is cover.jpg if exists')
+build.commandEbook(prog.command('ebook [source_dir]'))
+.description('Build a gitbook as a eBook (format detected according to the extension)')
 .action(function(dir, options) {
     var ext = options.output ? path.extname(options.output) : "epub";
 
@@ -102,6 +91,33 @@ build.command(prog.command('ebook [source_dir]'))
     }));
 });
 
+build.commandEbook(prog.command('pdf [source_dir]'))
+.description('Build a gitbook as a PDF')
+.action(function(dir, options) {
+    build.file(dir, _.extend(options, {
+        extension: "pdf",
+        format: "ebook"
+    }));
+});
+
+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')

lib/generate/index.js

@@ -11,7 +11,6 @@ var Plugin = require("./plugin");
 var generators = {
     "site": require("./site"),
     "page": require("./page"),
-    "pdf": require("./pdf"),
     "ebook": require("./ebook"),
     "json": require("./json")
 };

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;