Function uninstall

lib/API/Modules/TAR.js:206–246

* Retrieve from module package.json the name of each application * delete process and delete folder

(PM2, module_name, cb)

 * delete process and delete folder
 */
function uninstall(PM2, module_name, cb) {
  var module_path = path.join(cst.DEFAULT_MODULE_PATH, module_name);

  Common.logMod(`Removing ${module_name} from auto startup`)

  try {
    var pkg = require(path.join(module_path, 'package.json'))
  } catch(e) {
    Common.errMod('Could not retrieve module package.json');
    return cb(e)
  }

  var apps = pkg.apps || pkg.pm2
  apps = [].concat(apps);

  /**
   * Some time a module can have multiple processes
   */
  forEachLimit(apps, 1, (app, next) => {
    var app_name

    if (!app.name) {
      Common.renderApplicationName(app)
    }

    if (apps.length > 1)
      app_name = `${module_name}:${app.name}`
    else if (apps.length == 1 && pkg.name != apps[0].name)
      app_name = `${module_name}:${app.name}`
    else
      app_name = app.name

    PM2._operate('deleteProcessId', app_name, () => {
      deleteModulePath(module_name)
      next()
    })
  }, () => {
    Configuration.unsetSync(`${cst.MODULE_CONF_PREFIX_TAR}:${module_name}`)
    cb(null)
  })
}


/**