Gruntfile.js with Uncss

gruntfile.js

'use strict';
module.exports = function(grunt) {
  // Load all tasks
  require('load-grunt-tasks')(grunt);
  // Show elapsed time
  require('time-grunt')(grunt);

  var jsFileList = [
    'assets/js/plugins/bootstrap/transition.js',
    //'assets/js/plugins/bootstrap/alert.js',
    'assets/js/plugins/bootstrap/button.js',
    // 'assets/js/plugins/bootstrap/carousel.js',
     'assets/js/plugins/bootstrap/collapse.js',
    'assets/js/plugins/bootstrap/dropdown.js',
    // 'assets/js/plugins/bootstrap/modal.js',
    // 'assets/js/plugins/bootstrap/tooltip.js',
    // 'assets/js/plugins/bootstrap/popover.js',
    // 'assets/js/plugins/bootstrap/scrollspy.js',
    // 'assets/js/plugins/bootstrap/tab.js',
    // 'assets/js/plugins/bootstrap/affix.js',
    'assets/vendor/gmaps.js/gmaps.js',
    'assetas/vendor/scotch-panels/src/scotchPanels.js',
    'assets/js/plugins/*.js',
    'assets/js/_*.js'
  ];

  var domain = 'http://vagrant.local/dashtaki';

  grunt.initConfig({
    jshint: {
      options: {
        jshintrc: '.jshintrc'
      },
      all: [
        'Gruntfile.js',
        'assets/js/*.js',
        '!assets/js/scripts.js',
        '!assets/**/*.min.*'
      ]
    },
    less: {
      dev: {
        files: {
          'assets/css/main.css': [
            'assets/less/app.less'
          ]
        },
        options: {
          compress: false,
          // LESS source map
          // To enable, set sourceMap to true and update sourceMapRootpath based on your install
          sourceMap: true,
          sourceMapFilename: 'assets/css/main.css.map',
          sourceMapRootpath: '/app/themes/roots/'
        }
      },
      build: {
        files: {
          'assets/css/main.min.css': [
            'assets/less/app.less'
          ]
        },
        options: {
          compress: true
        }
      },
      build_uncss: {
        files: {
          'assets/css/main.min.css': [
            'assets/less/app.less'
          ]
        },
        options: {
          compress: false
        }
      },
      compress: {
        files: {
          'assets/css/main.min.css': [
            'assets/css/main.min.css'
          ]
        },
        options: {
          compress: true
        }
      }
    },
    concat: {
      options: {
        separator: ';',
      },
      dist: {
        src: [jsFileList],
        dest: 'assets/js/scripts.js',
      },
    },
    uglify: {
      dist: {
        files: {
          'assets/js/scripts.min.js': [jsFileList]
        }
      }
    },
    autoprefixer: {
      options: {
        browsers: ['last 2 versions', 'ie 8', 'ie 9', 'android 2.3', 'android 4', 'opera 12']
      },
      dev: {
        options: {
          map: {
            prev: 'assets/css/'
          }
        },
        src: 'assets/css/main.css'
      },
      build: {
        src: 'assets/css/main.min.css'
      }
    },
    modernizr: {
      build: {
        devFile: 'assets/vendor/modernizr/modernizr.js',
        outputFile: 'assets/js/vendor/modernizr.min.js',
        files: {
          'src': [
            ['assets/js/scripts.min.js'],
            ['assets/css/main.min.css']
          ]
        },
        uglify: true,
        parseFiles: true
      }
    },
    version: {
      default: {
        options: {
          format: true,
          length: 32,
          manifest: 'assets/manifest.json',
          querystring: {
            style: 'roots_css',
            script: 'roots_js'
          }
        },
        files: {
          'lib/scripts.php': 'assets/{css,js}/{main,scripts}.min.{css,js}'
        }
      }
    },
    watch: {
      less: {
        files: [
          'assets/**/*.less'
        ],
        tasks: ['less:dev', 'autoprefixer:dev']
      },
      js: {
        files: [
          jsFileList,
          '<%= jshint.all %>'
        ],
        tasks: ['jshint', 'concat']
      },
      livereload: {
        // Browser live reloading
        // https://github.com/gruntjs/grunt-contrib-watch#live-reloading
        options: {
          livereload: true
        },
        files: [
          'assets/css/main.css',
          'assets/js/scripts.js',
          'templates/*.php',
          '*.php'
        ]
      }
    },
    exec: {
      get_grunt_sitemap: {
        command: 'curl --silent --output sitemap.json http://vagrant.local/dashtaki/?show_sitemap'
      }
    },
    uncss: {
      dist: {
        options: {
          ignore       : [/expanded/,/js/,/wp-/,/align/,/admin-bar/, /collapse/, /in/],
          stylesheets  : ['assets/css/main.min.css'],
          ignoreSheets : [/fonts.googleapis/],
          urls         : [
            'http://vagrant.local/dashtaki',
            'http://vagrant.local/dashtaki/lawyer-attorney-cyrus-dashtaki/',
            'http://vagrant.local/dashtaki/contact/',
            'http://vagrant.local/dashtaki/lawyer-attorney-blog/',
            'http://vagrant.local/dashtaki/hello-world/',
            'http://vagrant.local/dashtaki/lawyer-attorney-discrimination/employment/',
            'http://vagrant.local/dashtaki/lawyer-attorney-discrimination/sexual-harassment/faqs/',
            'http://vagrant.local/dashtaki/lawyer-attorney-discrimination/public-accommodation/ada-faqs/'
          ] //Overwritten in load_sitemap_and_uncss task
        },
        files: {
          'assets/css/main.min.css': ['**/*.php']
        }
      }
    }
  });

  // Register tasks
  grunt.registerTask('default', [
    'dev'
  ]);
  grunt.registerTask('dev', [
    'jshint',
    'less:dev',
    'autoprefixer:dev',
    'concat'
  ]);
  grunt.registerTask('build', [
    'jshint',
    'less:build',
    'autoprefixer:build',
    'uglify',
    'modernizr',
    'version'
  ]);
  grunt.registerTask('load_sitemap_json', function() {
    var sitemap_urls = grunt.file.readJSON('./sitemap.json');
    grunt.config.set('uncss.dist.options.urls', sitemap_urls);
  });
  grunt.registerTask('build_uncss', [
    'jshint',
    'less:build_uncss',//compile LESS without compression
    //'exec:get_grunt_sitemap',//get sitemap
    //'load_sitemap_json',//load sitemap into uncss options
    'uncss:dist',//run uncss (write results back into main.min.css)
    'less:compress',//compress main.min.css
    'autoprefixer:build',//finish remaining build tasks as before
    'uglify',
    'modernizr',
    'version'
  ]);
};