node-elsevier/lib/config.js

Wrapper around the Elsevier API.

'use strict';

/**
 * This module is responsible of the ezPAARSE configuration parameters
 * it will load it from the default config.json file but these parameters
 * can be overrided by the user through a config.local.json file or
 * through the environement variables or through the command line parameter
 */

var nconf = require('nconf');
var path  = require('path');

nconf.argv() // try to get parameter from the command line
     // then from the environment
     .env()
      // then from the local config
     .file('local',   path.join(__dirname, '../config.local.json'))
     // then (default value) from the standard config.json file
     .file('default', path.join(__dirname, '../config.json'));

// return all the captured key/values
module.exports = nconf.get();