eunomia-controller/distribution/generate/assets/assets.js

'use strict';

var fs = require('fs');
var ejs = require('ejs');
var path = require('path');
var system = require('./../../variables')('./eunomia.json');

exports.generate = function (writeToPath, srcImages) {
  return require('./../../task/index')('assets', function (resolve, reject) {
    var subDirectories = function subDirectories(src, sub) {
      var folders = fs.readdirSync(src).filter(function (file) {
        return fs.lstatSync(path.join(src, file)).isDirectory();
      }).map(function (folder) {
        return {
          src: src,
          folder: '/' + folder,
          folderPath: sub + '/' + folder,
          fullPath: src + '/' + folder,
          files: fs.readdirSync(src + '/' + folder + '/').filter(function (file) {
            return !fs.lstatSync(path.join(src + '/' + folder + '/', file)).isDirectory();
          }),
          target: writeToPath + 'assets/images' + sub + '/' + folder
        };
      });
      var subFolders = [].concat.apply([], folders.map(function (item) {
        return subDirectories(item.fullPath, item.folderPath);
      }));
      return folders.concat(subFolders);
    };

    var copyFile = function copyFile(src, dest) {
      var readStream = fs.createReadStream(src);
      readStream.once('error', function (err) {
        console.log(err);
      });
      readStream.once('end', function () {});
      readStream.pipe(fs.createWriteStream(dest));
    };

    if (!fs.existsSync('./eunomia.json')) {
      reject("eunomia.json required within the root of the project");
    } else {
      var eunomia = system;

      try {
        if (!fs.existsSync(writeToPath + 'assets')) {
          fs.mkdirSync(writeToPath + 'assets');
        }
        if (!fs.existsSync(writeToPath + 'assets/images')) {
          fs.mkdirSync(writeToPath + 'assets/images');
        }

        //TODO: Start from root
        subDirectories('' + srcImages, "").map(function (dir) {
          if (!fs.existsSync(writeToPath + 'assets/images' + dir.folderPath)) {
            fs.mkdirSync(writeToPath + 'assets/images' + dir.folderPath);
          }
          dir.files.map(function (file) {
            copyFile(dir.fullPath + '/' + file, dir.target + '/' + file);
          });
        });

        fs.readdirSync('' + srcImages).filter(function (file) {
          return !fs.lstatSync(path.join(srcImages + '/', file)).isDirectory();
        }).map(function (file) {
          copyFile(srcImages + '/' + file, writeToPath + 'assets/images/' + file);
        });

        resolve();
      } catch (e) {
        reject(e);
      }
    }
  });
};