Merge pull request #1 from GitbookIO/feature/cli

Initial gitbook binary

bin/gitbook.js

@@ -0,0 +1,60 @@
+#! /usr/bin/env node
+
+// Requires
+var _ = require('lodash');
+var path = require('path');
+var prog = require('commander');
+
+var pkg = require('../package.json');
+var generate = require("../lib/generate");
+
+var utils = require('./utils');
+
+
+// General options
+prog
+.version(pkg.version)
+.option('-d, --dir <source_directory>', 'Source directory of book, containing Markdown files');
+
+
+prog
+.command('build [source_dir]')
+.description('Build a gitbook from a directory')
+.option('-o, --output <directory>', 'Path to output directory, defaults to ./_book')
+.option('-t, --title <name>', 'Name of the book to generate, defaults to repo name')
+.option('-g, --github <repo_path>', 'ID of github repo like : username/repo')
+.action(function(dir, options) {
+    dir = dir || process.cwd();
+    outputDir = options.output || path.join(dir, '_book');
+
+    // Get repo's URL
+    utils.gitURL(dir)
+    .then(function(url) {
+        // Get ID of repo
+        return utils.githubID(url);
+    })
+    .then(function(repoID) {
+        var parts = repoID.split('/', 2);
+        var user = parts[0], repo = parts[1];
+
+        return generate.folder(
+            dir,
+            outputDir,
+            {
+                title: options.title || utils.titleCase(repo),
+                github: options.github || repoID
+            }
+        );
+    })
+    .then(function(output) {
+        console.log(output);
+    }, function(err) {
+        console.log(err.stack, err);
+    });
+});
+
+
+// Parse and fallback to help if no args
+if(_.isEmpty(prog.parse(process.argv).args) && process.argv.length === 2) {
+    prog.help();
+}

bin/utils.js

@@ -0,0 +1,58 @@
+var Q = require('q');
+var _ = require('lodash');
+
+var url = require('url');
+var cp = require('child_process');
+
+
+// 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) {
+    // 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();});
+}
+
+
+// Exports
+module.exports = {
+    gitURL: gitURL,
+    githubID: githubID,
+    titleCase: titleCase,
+};

package.json

@@ -10,6 +10,7 @@
         "swig": "1.3.2",
         "glob": "3.2.9",
         "q": "1.0.1",
+        "commander": "2.2.0",
         "fs-extra": "0.8.1"
     },
     "devDependencies": {
@@ -21,6 +22,9 @@
     "scripts": {
         "test": "export TESTING=true; mocha --reporter list"
     },
+    "bin": {
+        "gitbook": "./bin/gitbook.js"
+    },
     "repository": {
         "type": "git",
         "url": "https://github.com/GitbookIO/gitbook.git"