Automatically change artifact name & version from predefined apps

apps-artifact-version-change.js

// Usage:  node --harmony <filename>.js path=./templates/apps/predefined/ --artifact=core-plugins --version=1.2.0
// Templates from <3.2 to new template structure in 3.3
var uuid = require('node-uuid');
var fs = require('fs');
var paths = [];
var fileExt = require('path');
var yargs = require('yargs').argv;

var path = yargs.path;
var artifact = yargs.artifact;
var version = yargs.version;
console.log('VERSION: ', version);
if (!path || !artifact || !version) {
  console.log('Path, Artifact & Version are mandatory.');
  console.log('Usage');
  console.log('node --harmony apps-artifact-version-change.js  --path=<some-path> --artifact=<artifact-name> --version=<artifact-version>');
  process.exit(1);
}
fetchAndConvertJsons(path);

function fetchAndConvertJsons(path) {
  fs.readdir(path, (err, files) => {
    files.forEach(file => {
      if (fileExt.extname(file) === '.json' && file !== 'config.json') {
        fs.readFile(path + '/' + file , 'utf-8', (err, content) => {
          if (err) throw err;
          content = JSON.parse(content);
          var source = content.config.source;
          var sinks = content.config.sinks;
          var transforms = content.config.transforms;
          console.log('===================');
          console.log('[FILE]: ' + file);
          console.log('===================');
          console.log('[SOURCE]:' + source.plugin.label + ' - [' + source.plugin.artifact.name + ', ' + source.plugin.artifact.version + '] -> [' + artifact + ', ' + version + ']');
          source.plugin.artifact.name = artifact;
          source.plugin.artifact.version = version;

          sinks.forEach( sink => {
            console.log('[SINK]:' + sink.plugin.label + ' - [' + sink.plugin.artifact.name + ', ' + sink.plugin.artifact.version + '] -> [' + artifact + ', ' + version + ']')
            sink.plugin.artifact.name = artifact;
            sink.plugin.artifact.version = version;
          });
          transforms.forEach( transform => {
            console.log('[TRANSFORM]:' + transform.plugin.label + ' - [' + transform.plugin.artifact.name + ', ' + transform.plugin.artifact.version + '] -> [' + artifact + ', ' + version + ']')
            transform.plugin.artifact.name = artifact;
            transform.plugin.artifact.version = version;
          });

          fs.writeFile(path + '/' + file, JSON.stringify(content, null, 2), (err) => {
            if (err) {
              console.log('Write to file: ' + path + '/' + file + ' failed');
              return;
            }
            console.log('File ' + path + '/' + file + ' written successfully');
          });
        });
      }
    });
  });
}