server/configuration.js

   1 var fs = require('fs');
   2
   3 var config_filename = 'config.js',
   4     config_dirs = ['/etc/kiwiirc/', __dirname + '/../'],
   5     environment = 'production',
   6     loaded_config = Object.create(null);
   7
   8
   9 function loadConfig() {
  10     var new_config,
  11         conf_filepath;
  12
  13     // Loop through the possible config paths and find a usable one
  14     for (var i in config_dirs) {
  15         conf_filepath = config_dirs[i] + config_filename;
  16
  17         try {
  18             if (fs.lstatSync(conf_filepath).isFile() === true) {
  19                 // Clear the loaded config cache
  20                 delete require.cache[require.resolve(conf_filepath)];
  21
  22                 // Try load the new config file
  23                 new_config = require(conf_filepath);
  24                 break;
  25             }
  26         } catch (e) {
  27             switch (e.code) {
  28             case 'ENOENT':      // No file/dir
  29                 break;
  30             default:
  31                 console.log('An error occured parsing the config file ' + config_dirs[i] + config_filename + ': ' + e.message);
  32                 return false;
  33             }
  34             continue;
  35         }
  36     }
  37
  38     if (new_config) {
  39         loaded_config = new_config;
  40         global.config = new_config[environment] || {};
  41         return loaded_config;
  42     } else {
  43         return false;
  44     }
  45 }
  46
  47
  48
  49 module.exports.setEnvironment = function (new_environment) {
  50     environment = new_environment;
  51 };
  52
  53 // Get the current config. Optionally for a different environment than currently set
  54 module.exports.get = function (specific_environment) {
  55     specific_environment = specific_environment || environment;
  56
  57     return loaded_config[specific_environment] || {};
  58 };
  59
  60 module.exports.loadConfig = loadConfig;