acha-framework/src/backend/controllers/i18n.js

is a modular framework on both client (angular.js) and server (node.js) side, it provides security, orm, ioc, obfuscation and ...

(function (undefined) {
  Ioc.define('backend.controllers.i18n', [
    'backend.configuration',
    'backend.operationResult'
  ], function (provide, config, OperationResult) {
    provide({
      install: function (app) {
        app.get('/:lang/i18n', function (req, res) {
          const language = res.locals.lang;
          const jsonFile = PATH.join(config.rootDirectory, 'locals', language + '.json');
          FSX.readJson(jsonFile, function (err, json) {
            if (err) {
              json = {};
            }
            const content = 'window.achasoft.i18n = ' + JSON.stringify(json) + ';';
            res.setHeader('content-type', 'text/javascript; charset=utf-8');
            res.end(content);
          });
        });
        app.get('/api/v1/i18n', function (req, res) {
          var language = res.locals.lang;
          var jsonFile = PATH.join(config.rootDirectory, 'locals', language + '.json');
          FSX.readJson(jsonFile, function (err, json) {
            if (err) {
              json = {};
            }
            res.json(OperationResult.success(json));
          });
        });
      }
    });
  });
}());