express-keenio/lib/routes.js

Express middleware for creating events from request-responses.

"use strict";

var helpers = require('./core/helpers');

var RoutesModule = (function (options, eventEmitter) {
  this._ee = helpers.setDefaultEvents(eventEmitter, []);

  this.isExcludedRoute = function (route) {
    if ((!route.method && !route.methods) || !route.path) {
      return false;
    }

    var routePath = route.path;
    var routeMethod;
    if (route.methods) {
      for (var lowercaseMethod in route.methods) {
        routeMethod = lowercaseMethod.toUpperCase();
      }
    } else if (route.method) {
      routeMethod = route.method;
    }

    var excludeRoutes = options.excludeRoutes;
    for (var i = 0; i < excludeRoutes.length; i++) {
      var excludedRoute = excludeRoutes[i];

      if (routeMethod === excludedRoute.method && routePath === excludedRoute.route) {
        return true;
      }
    }

    return false;
  };

  this.getRouteConfig = function (route) {
    if ((!route.method && !route.methods) || !route.path) {
      return false;
    }

    var routePath = route.path;
    var routeMethod;
    if (route.methods) {
      for (var lowercaseMethod in route.methods) {
        routeMethod = lowercaseMethod.toUpperCase();
      }
    } else if (route.method) {
      routeMethod = route.method;
    }

    var routes = options.routes;
    var metadata = {};
    for (var i = 0; i < routes.length; i++) {
      var includedRoute = routes[i];

      if (routeMethod === includedRoute.method && routePath === includedRoute.route) {
        if (includedRoute.eventCollectionName) {
          metadata.eventCollectionName = includedRoute.eventCollectionName;
        }
        if (includedRoute.tag) {
          metadata.tag = includedRoute.tag;
        }
        return metadata;
      }
    }
    return false;
  };

  return this;

}).bind({});

module.exports = RoutesModule;