Add custom param to each request in Sails.js

http.js

/**
 * HTTP Server Settings
 * (sails.config.http)
 * sails_project/config/http.js
 *
 *  Sails.js v.11.*
 */

module.exports.http = {

  middleware: {

  /***************************************************************************
  *                                                                          *
  * The order in which middleware should be run for HTTP request. (the Sails *
  * router is invoked by the "router" middleware below.)                     *
  *                                                                          *
  ***************************************************************************/

    order: [
      'startRequestTimer',
      'cookieParser',
      'session',
      'bodyParser',
      'handleBodyParserError',
      'compress',
      'methodOverride',
      'poweredBy',
      '$custom',
      'myRequestLogger',
      'router',
      'www',
      'favicon',
      '404',
      '500'
    ],

  /****************************************************************************
  *                                                                           *
  * Example custom middleware; logs each request to the console.              *
  *                                                                           *
  ****************************************************************************/

    myRequestLogger: function (req, res, next) {
        // see the requests in the console for DEV purposes
        console.log("Requested :: ", req.method, req.url);


        if (req.body) {
          if (req.body.where) {
            _.merge(req.body.where, {myCustomParam : 'value' });
          }
          else {
            _.merge(req.body, {myCustomParam : 'value' });
          }
        }
        if (req.params) {
          if (req.params.where) {
            _.merge(req.params.where, {myCustomParam : 'value' });
          }
          else {
            _.merge(req.params, {myCustomParam : 'value' });
          }
        }
        if (req.query) {

          if (req.query.where) {
            var where = JSON.parse(req.query.where);

            _.merge(where, {myCustomParam : 'value' });

            req.query.where = JSON.stringify(where);

          }
          else {
            _.merge(req.query, {myCustomParam : 'value' });
          }
        }


        return next();
    },

};