mqtt_server/gulpfile.js

/**
 * Created by martin on 11/23/16.
 */
var gulp = require('gulp');
var autoprefixer = require('gulp-autoprefixer');
var cssnano = require('gulp-cssnano');
var jshint = require('gulp-jshint');
var uglify = require('gulp-uglify');
var rename = require('gulp-rename');
var concat = require('gulp-concat');
var notify = require('gulp-notify');
var cache = require('gulp-cache');
var livereload = require('gulp-livereload');
var htmlmin = require('gulp-htmlmin');
var inject = require('gulp-inject');
var update = require('gulp-banner');
var atob = require('atob');
var del = require('del');
var htmlreplace = require('gulp-html-replace');
var stripDebug = require('gulp-strip-debug');
var babel  = require('gulp-babel');


var filePath = {
  build_dir: './dist'
};

var fontOptions = { };

gulp.task('appJS', function() {
  return gulp.src(['app/js/websocket.js','app/js/tempSocket.js','app/js/modules/clock.js','app/js/modules/temp.js','app/js/modules/graph.js','app/js/app.js'])
     .pipe(stripDebug())
    .pipe(jshint('.jshintrc'))
    .pipe(jshint.reporter('default'))
    .pipe(babel({presets: ['es2015']}))
    .pipe(concat('app.js'))
    .pipe(uglify({mangle: true, compress: {sequences: true,  // Join consecutive statemets with the “comma operator”
          properties: true,  // Optimize property access: a["foo"] → a.foo
          dead_code: true,  // Discard unreachable code
          drop_debugger: true,  // Discard “debugger” statements
          unsafe: false, // Some unsafe optimizations (see below)
          conditionals: true,  // Optimize if-s and conditional expressions
          comparisons: true,  // Optimize comparisons
          evaluate: true,  // Evaluate constant expressions
          booleans: true,  // Optimize boolean expressions
          loops: true,  // Optimize loops
          unused: true,  // Drop unused variables/functions
          hoist_funs: true,  // Hoist function declarations
          hoist_vars: false, // Hoist variable declarations
          if_return: true,  // Optimize if-s followed by return/continue
          join_vars: true,  // Join var declarations
          cascade: true,  // Try to cascade `right` into `left` in sequences
          side_effects: true,  // Drop side-effect-free statements
          warnings: true,  // Warn about potentially dangerous optimizations/code
          global_defs: {}     // global definitions
        }}))
    .pipe(update(atob('LyogPT09PT09PQ0KDQpEZXZlbG9wZWQgYnkgTWFydGluIERvbm5lbGx5IG1hcnRpbmQyMDAwe2F0fWdtYWlsLmNvbQ0KDQo9PT09PT09ICovDQoNCg==')))
    .pipe(gulp.dest('dist/js'));
});

gulp.task('vendor', function() {
    return gulp.src([
                     'bower_components/jquery/dist/jquery.min.js',
                     'bower_components/underscore/underscore-min.js',
                     'bower_components/backbone/backbone-min.js',
                     'app/libs/sugar-full.min.js'
    ])
        .pipe(concat('vendor.js'))
        .pipe(uglify({mangle: false}))
        .pipe(gulp.dest('dist/js'));
  });

gulp.task('styles', function() {
    return gulp.src([
      'app/css/custom.css',
                     'app/css/today.css'])
        .pipe(autoprefixer('last 2 version', 'safari 5', 'ie 8', 'ie 9', 'opera 12.1', 'ios 6', 'android 4'))
        .pipe(cssnano())
        .pipe(concat('app.css'))
        .pipe(gulp.dest('dist/css'));
  });


gulp.task('index', function() {

    return gulp.src(['app/index.html'])
        .pipe(htmlreplace({
          mui: 'css/custom.css',
          css: 'css/app.css',
          js: 'js/app.js',
          vendor: 'js/vendor.js'

        }))
        .pipe(htmlmin({removeComments: true, collapseWhitespace: true, keepClosingSlash: true}))

        .pipe(gulp.dest('dist/'));
  });

gulp.task('buildJS', function() {
  gulp.start('appJS','vendor');
});

gulp.task('clean', function() {
  return del(['dist']);
});

gulp.task('default', ['clean'], function() {
  gulp.start('buildJS','styles','index');
});