Code files

Chapter08/web-server-hardening/koa-app/gulpfile.js

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+var gulp = require('gulp')
+var nodemon = require('gulp-nodemon')
+var sourcemaps = require('gulp-sourcemaps')
+var concat = require('gulp-concat')
+var uglify = require('gulp-uglify')
+var cssmin = require('gulp-cssmin')
+var del = require('del')
+var path = require('path')
+
+var client = {
+  js: {
+    src: 'client/js',
+    dest: 'public/js'
+  },
+  css: {
+    src: 'client/css',
+    dest: 'public/css'
+  }
+}
+
+gulp.task('default', ['jsmin', 'cssmin', 'start'])
+
+gulp.task('start', function () {
+  nodemon({
+    script: 'bin/www',
+    ext: 'js css ejs',
+    ignore: ['public', 'logs'],
+    tasks: function (files) {
+      var tasks = []
+      files.forEach(function (file) {
+        if (path.relative(client.js.src, file).substr(0, 2) !== '..'
+          && !~tasks.indexOf('jsmin')) {
+          tasks.push('jsmin')
+        }
+        if (path.relative(client.css.src, file).substr(0, 2) !== '..'
+          && !~tasks.indexOf('cssmin')) {
+          tasks.push('cssmin')
+        }
+      })
+      return tasks
+    }
+  })
+})
+
+gulp.task('cleanjs', function () {
+  return del([client.js.dest])
+})
+
+gulp.task('cleancss', function () {
+  return del([client.css.dest])
+})
+
+gulp.task('jsmin', ['cleanjs'], function () {
+  return gulp.src(client.js.src + '/**/*.js')
+    .pipe(sourcemaps.init())
+    .pipe(concat('graph.js'))
+    .pipe(uglify())
+    .pipe(gulp.dest(client.js.dest))
+})
+
+gulp.task('cssmin', ['cleancss'], function () {
+  return gulp.src(client.css.src + '/**/*.css')
+    .pipe(concat('style.css'))
+    .pipe(cssmin())
+    .pipe(gulp.dest(client.css.dest))
+})