Add base object to load configuration

lib/book.js

@@ -0,0 +1,18 @@
+var _ = require("lodash");
+
+var Configuration = require("./configuration");
+
+var Book = function(root) {
+	// Root folder of the book
+	this.root = root;
+
+	// Configuration
+	this.config = new Configuration(this);
+	Object.defineProperty(this, "options", {
+		get: function () {
+			return this.config.options;
+		}
+	});
+};
+
+module.exports= Book;

lib/configuration.js

@@ -0,0 +1,114 @@
+var _ = require("lodash");
+var Q = require("q");
+var path = require("path");
+
+var fs = require("./utils/fs");
+
+var Configuration = function(book, options) {
+	this.book = book;
+	this.options = _.defaults(options || {}, Configuration.DEFAULT);
+};
+
+// Read and parse the configuration
+Configuration.prototype.load = function() {
+	var that = this;
+
+	return Q()
+    .then(function() {
+        try {
+            var _config = require(path.resolve(that.book.root, "book"));
+            that.options = _.merge(
+            	that.options,
+            	_.omit(_config, 'input', 'configFile', 'defaultsPlugins', 'generator')
+            );
+        }
+        catch(err) {
+            return Q();
+        }
+    });
+};
+
+// Default configuration
+Configuration.DEFAULT = {
+    // Book metadats (somes are extracted from the README by default)
+    "title": null,
+    "description": null,
+    "isbn": 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,
+
+    // Plugins list, can contain "-name" for removing default plugins
+    "plugins": [],
+
+    // Global configuration for plugins
+    "pluginsConfig": {
+        "fontSettings": {
+            "theme": null, //"sepia", "night" or "white",
+            "family": "sans",// "serif" or "sans",
+            "size": 2 // 1 - 4
+        }
+    },
+
+    // Variables for templating
+    "variables": {},
+
+    // 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": path.resolve(__dirname, '../../theme'),
+
+    // Links in template (null: default, false: remove, string: new value)
+    "links": {
+        // Custom links at top of sidebar
+        "sidebar": {
+            //"Custom link name": "https://customlink.com"
+        },
+
+        // Sharing links
+        "sharing": {
+            "google": null,
+            "facebook": null,
+            "twitter": null,
+            "weibo": null,
+            "all": 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 file 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
+        },
+
+        //Header HTML template. Available variables: _PAGENUM_, _TITLE_, _AUTHOR_ and _SECTION_.
+        "headerTemplate": "",
+
+        //Footer HTML template. Available variables: _PAGENUM_, _TITLE_, _AUTHOR_ and _SECTION_.
+        "footerTemplate": ""
+    }
+};
+
+module.exports= Configuration;

lib/index.js

@@ -0,0 +1,5 @@
+
+
+module.exports = {
+	Book: require("./book")
+};

lib/utils/fs.js

@@ -0,0 +1,90 @@
+var Q = require("q");
+var fs = require('graceful-fs');
+var fsExtra = require("fs-extra");
+var Ignore = require("fstream-ignore");
+
+var getFiles = function(path) {
+    var d = Q.defer();
+
+    // Our list of files
+    var files = [];
+
+    var ig = Ignore({
+        path: path,
+        ignoreFiles: ['.ignore', '.gitignore', '.bookignore']
+    });
+
+    // Add extra rules to ignore common folders
+    ig.addIgnoreRules([
+        // Skip Git stuff
+        '.git/',
+        '.gitignore',
+
+        // Skip OS X meta data
+        '.DS_Store',
+
+        // Skip stuff installed by plugins
+        'node_modules',
+
+        // Skip book outputs
+        '*.pdf',
+        '*.epub',
+        '*.mobi',
+
+        // Skip config files
+        '.ignore',
+        '.bookignore',
+        'book.json',
+    ], '__custom_stuff');
+
+    // Push each file to our list
+    ig.on('child', function (c) {
+        files.push(
+            c.path.substr(c.root.path.length + 1) + (c.props.Directory === true ? '/' : '')
+        );
+    });
+
+    ig.on('end', function() {
+        // Normalize paths on Windows
+        if(process.platform === 'win32') {
+            return d.resolve(files.map(function(file) {
+                return file.replace(/\\/g, '/');
+            }));
+        }
+
+        // Simply return paths otherwise
+        return d.resolve(files);
+    });
+
+    ig.on('error', d.reject);
+
+    return d.promise;
+};
+
+module.exports = {
+    list: getFiles,
+    readFile: Q.denodeify(fs.readFile),
+    writeFile: function(filename, data, options) {
+        var d = Q.defer();
+
+        try {
+            fs.writeFileSync(filename, data, options)
+        } catch(err) {
+            d.reject(err);
+        }
+        d.resolve();
+
+
+        return d.promise;
+    },
+    mkdirp: Q.denodeify(fsExtra.mkdirp),
+    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;
+    },
+    readFileSync: fs.readFileSync.bind(fs)
+};

package.json

@@ -6,7 +6,10 @@
     "main": "lib/index.js",
     "dependencies": {
         "q": "1.0.1",
-        "lodash": "2.4.1"
+        "lodash": "2.4.1",
+        "graceful-fs": "3.0.5",
+        "fs-extra": "0.14.0",
+        "fstream-ignore": "1.0.2"
     },
     "devDependencies": {
         "mocha": "1.18.2"

test/configuration.js

@@ -0,0 +1,17 @@
+var path = require('path');
+var assert = require('assert');
+
+var Book = require('../').Book;
+
+describe('Configuration parsing', function () {
+    it('should correctly load from json', function(done) {
+        var book = new Book(path.join(__dirname, './fixtures/config'));
+        book.config.load()
+        .then(function() {
+        	assert(book.options.title == "Test");
+        })
+        .then(function() {
+        	done()
+        }, done);
+    });
+});

test/fixtures/config/book.json

@@ -0,0 +1,3 @@
+{
+	"title": "Test"
+}