Gulp File for Minifying / Concat / Removing Comments and Console logs of Ionic Project

gistfile1.txt

var gulp = require('gulp');
var gutil = require('gulp-util');
var bower = require('bower');
var concat = require('gulp-concat');
var sass = require('gulp-sass');
var compass = require('gulp-compass');
var minifyCss = require('gulp-minify-css');
var rename = require('gulp-rename');
var sh = require('shelljs');
var path = require('path');
var uglify = require('gulp-uglify');
var annotate = require('gulp-ng-annotate');
var sourcemaps = require('gulp-sourcemaps');
var stripDebug = require('gulp-strip-debug');
var minifyHTML = require('gulp-minify-html');
var htmlreplace = require('gulp-html-replace');
var clean = require('gulp-clean');

var paths = {
    sass: ['./scss/**/*.scss']
};

gulp.task('default', ['sass']);

gulp.task('sass', function(done) {

    var sassOptions = {
        project: path.join(__dirname, ''),
        css: 'www/css',
        sass: 'scss',
    };

    gulp.src('./scss/ionic.app.scss')
        .pipe(compass(sassOptions))
        .pipe(gulp.dest('./www/css/'))
        .pipe(minifyCss({
            keepSpecialComments: 0
        }))
        .pipe(rename({
            extname: '.min.css'
        }))
        .pipe(gulp.dest('./www/css/'))
        .on('end', done);
});

gulp.task('watch', function() {
    gulp.watch(paths.sass, ['sass']);
});

gulp.task('install', ['git-check'], function() {
    return bower.commands.install()
        .on('log', function(data) {
            gutil.log('bower', gutil.colors.cyan(data.id), data.message);
        });
});

gulp.task('git-check', function(done) {
    if (!sh.which('git')) {
        console.log(
            '  ' + gutil.colors.red('Git is not installed.'),
            '\n  Git, the version control system, is required to download Ionic.',
            '\n  Download git here:', gutil.colors.cyan('http://git-scm.com/downloads') + '.',
            '\n  Once git is installed, run \'' + gutil.colors.cyan('gulp install') + '\' again.'
        );
        process.exit(1);
    }
    done();
});

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

    //Minify Template HTML Files
    var minifyHtmlOpts = {
        empty: true,
        quotes: true,
        loose: true
    };

    //Replace Index.html
    gulp.src('./www/index.html')
        .pipe(htmlreplace({
            'css': 'css/styles.min.css',
            'js': 'js/bundle.min.js',
            'jsremove': ''
        }))
        .pipe(minifyHTML(minifyHtmlOpts))
        .pipe(gulp.dest('./dist'));

    //Minify and copy over HTML Templates
    gulp.src('./www/templates/*.html')
        .pipe(minifyHTML(minifyHtmlOpts))
        .pipe(gulp.dest('./dist/templates'));

    //Delete ionic.app.css
    gulp.src('./www/css/ionic.app.css', {read: false})
      .pipe(clean());

    //Concat and Minify CSS
    gulp.src(['./www/css/*.css'])
        .pipe(concat('styles.css'))
        //.pipe(sourcemaps.init())
        .pipe(minifyCss({
            keepSpecialComments: 0
        }))
        //.pipe(sourcemaps.write('.'))
        .pipe(rename('styles.min.css'))
        .pipe(gulp.dest('./dist/css'));

    //Combine JS Files into core.js
    gulp.src('./www/js/*.js')
        .pipe(concat('bundle.js'))
        .pipe(stripDebug())
        .pipe(annotate()) // Makes angular safe to minify.
        .pipe(uglify()) // Minifies the concatenated js file.
        .pipe(rename('bundle.min.js'))
        .pipe(gulp.dest('./dist/js'));

    //Copy Over Images Directory
    gulp.src(['./www/img/**/*'])
        .pipe(gulp.dest('./dist/img'));

    //Copy Over Lib Directory
    gulp.src(['./www/lib/**/*'])
        .pipe(gulp.dest('./dist/lib'));

    //Copy Over Fonts Directory
    gulp.src(['./www/fonts/**/*'])
        .pipe(gulp.dest('./dist/fonts'));

    //Copy Over Fonts Directory
    gulp.src(['./www/sounds/**/*'])
        .pipe(gulp.dest('./dist/sounds'));

});