Gruntfile.js

module.exports = function(grunt) {
  "use strict";

  // Project configuration
  grunt.initConfig({
    // Read package.json Metadata.
    pkg: grunt.file.readJSON('package.json'),
    banner: '/*******************************************************************************\n' +
            ' *              <%= pkg.name %> (version <%= pkg.version %>)\n' +
            ' *      Author: <%= pkg.author %>\n' +
            ' *  Created on: <%= grunt.template.today("mmmm dd,yyyy") %>\n' +
            ' *     Project: <%= pkg.name %>\n' +
            ' *   Copyright: Unlicensed Public Domain\n' +
            ' *******************************************************************************/\n',
    less: {
      rtl: {
        options: {
          strictMath: true,
          cleancss: false,
          sourceMap: true,
          outputSourceFiles: true,
          sourceMapURL: '<%= pkg.name %>.css.map',
          sourceMapFilename: 'dist/css/<%= pkg.name %>.css.map' 
        },
        files: {
          'dist/css/<%= pkg.name %>.css': 'less/bootstrap-rtl.less'
        }
      },
      flipped: {
        options: {
          strictMath: true,
          cleancss: false,
          sourceMap: true,
          outputSourceFiles: true,
          sourceMapURL: '<%= pkg.name %>-flipped.css.map',
          sourceMapFilename: 'dist/css/bootstrap-flipped.css.map' 
        },
        files: {
          'dist/css/bootstrap-flipped.css': 'less/bootstrap-flipped.less'
        }
      },
      minify: {
        options: {
          cleancss: true
        },
        files: {
          'dist/css/<%= pkg.name %>.min.css': 'dist/css/<%= pkg.name %>.css',
          'dist/css/bootstrap-flipped.min.css': 'dist/css/bootstrap-flipped.css',
        }
      }
    },

    usebanner: {
        options: {
          position: 'top',
          banner: '<%= banner %>',
          linebreak: true

        },
        files: {
          src: ['dist/css/<%= pkg.name %>.css', 
                'dist/css/bootstrap-flipped.css', 
                'dist/css/<%= pkg.name %>.min.css',
                'dist/css/bootstrap-flipped.min.css']
        }        
    }
  });


// Load uglify plugin
grunt.loadNpmTasks('grunt-contrib-less');
grunt.loadNpmTasks('grunt-banner');

// Default Task
grunt.registerTask('default', ['less', 'usebanner']);
};