sails-generate-new/lib/before.js

Generate a new Sails app.

/**
 * Module dependencies
 */

var _ = require('lodash');
var path = require('path');
var util = require('util');
var fs = require('fs');


module.exports = function before (scope, sb) {

	var args0 = scope.args[0];

	// Use a reasonable default app name
	var defaultAppName = args0;
	
	// Ensure that default app name is not "." or "" and does not contain slashes.
	if (defaultAppName === '.' || defaultAppName === './' || !defaultAppName) {
		defaultAppName = path.basename(process.cwd());
	}
	defaultAppName = defaultAppName.replace(/\//, '-');

	_.defaults(scope, {
		author: process.env.USER || 'anonymous node/sails user',
		year: (new Date()).getFullYear(),
		appName: defaultAppName
	});

	_.defaults(scope, {
		github: { username: scope.author }
	});

	_.defaults(scope, {
		website: util.format('http://github.com/%s', scope.github.username)
	});

	// Allow for alternate --no-front-end cli option
	if (scope['front-end'] === false) {
		scope['frontend'] = false;
	}

	if (scope['frontend'] === false) {
		scope.modules['frontend'] = scope.modules['gruntfile'] = scope.modules['views'] = false;
	}

  if (process.env.SAILS_NEW_LINK && scope.link !== false) {
    scope.link = true;
  }

	// Make changes to the rootPath where the sails project will be created
	scope.rootPath = path.resolve(process.cwd(), args0 || '');

	// Ensure we aren't going to inadvertently delete any files.
	try {
		var files = fs.readdirSync(scope.rootPath);
		if (files.length > 0) {
		  return sb.error('Couldn\'t create a new Sails app in "'+scope.rootPath+'" (directory already exists and is not empty)');
		}
	}
	catch (e) { }

	return sb();
};