transit-im/middleware/sessions/session_manager.js

express-like framework for AIM bots creation (ICQ as well)

// Generated by CoffeeScript 1.6.3
(function() {
  var Sessions, UserSession;

  UserSession = (function() {
    function UserSession(userId) {
      this.userId = userId;
    }

    UserSession.prototype.close = function() {};

    return UserSession;

  })();

  Sessions = (function() {
    function Sessions(options) {
      var _ref;
      this.options = options != null ? options : {};
      this._sessions = {};
      this._idle = {};
      this._sessionClass = (_ref = this.options.sessionClass) != null ? _ref : UserSession;
    }

    Sessions.prototype.session = function(id) {
      var session, _ref, _ref1,
        _this = this;
      session = this._sessions[id];
      if (!session) {
        session = new this._sessionClass(id);
        this._sessions[id] = session;
        if (this.options.forgetOnIdle) {
          this._idle[id] = {
            interval: this.options.forgetOnIdle,
            to: null
          };
        }
      }
      if ((_ref = this._idle[id]) != null ? _ref.interval : void 0) {
        clearTimeout((_ref1 = this._idle[id]) != null ? _ref1.to : void 0);
        this._idle[id].to = setTimeout((function() {
          return forget(id);
        }), this._idle[id].interval);
      }
      return session;
    };

    Sessions.prototype.listSessions = function() {
      return this._sessions.slice();
    };

    Sessions.prototype.forget = function(id) {
      var _ref;
      if ((_ref = this._sessions[id]) != null) {
        _ref.close();
      }
      return delete this._sessions[id];
    };

    Sessions.prototype.install = function(transit) {
      var _this = this;
      transit.extendRequest("session", "listSessions");
      return function(req, res, next) {
        var userId, _ref;
        req.attr("listSessions", _this.listSessions.bind(_this));
        userId = req.user;
        if (req.command === 'exit') {
          _this.forget(userId);
        } else {
          req.attr("session", _this.session(userId));
          if ((_ref = req.session) != null ? _ref.postCreate : void 0) {
            return req.session.postCreate(function() {
              return next();
            });
          }
        }
        return next();
      };
    };

    return Sessions;

  })();

  module.exports = function(options) {
    return new Sessions(options);
  };

}).call(this);