* Handles an Engine.IO HTTP request. * * @param {IncomingMessage} req * @param {ServerResponse} res
(req: IncomingMessage, res: ServerResponse)
| 782 | * @param {ServerResponse} res |
| 783 | */ |
| 784 | public handleRequest(req: IncomingMessage, res: ServerResponse) { |
| 785 | debug('handling "%s" http request "%s"', req.method, req.url); |
| 786 | const engineRequest = req as EngineRequest; |
| 787 | |
| 788 | this.prepare(engineRequest); |
| 789 | engineRequest.res = res; |
| 790 | |
| 791 | const callback: ErrorCallback = (errorCode, errorContext) => { |
| 792 | if (errorCode !== undefined) { |
| 793 | this.emit("connection_error", { |
| 794 | req: engineRequest, |
| 795 | code: errorCode, |
| 796 | message: Server.errorMessages[errorCode], |
| 797 | context: errorContext, |
| 798 | }); |
| 799 | abortRequest(res, errorCode, errorContext); |
| 800 | return; |
| 801 | } |
| 802 | |
| 803 | if (engineRequest._query.sid) { |
| 804 | debug("setting new request for existing client"); |
| 805 | this.clients[engineRequest._query.sid].transport.onRequest( |
| 806 | engineRequest, |
| 807 | ); |
| 808 | } else { |
| 809 | const closeConnection = (errorCode, errorContext) => |
| 810 | abortRequest(res, errorCode, errorContext); |
| 811 | this.handshake( |
| 812 | engineRequest._query.transport as TransportName, |
| 813 | engineRequest, |
| 814 | closeConnection, |
| 815 | ); |
| 816 | } |
| 817 | }; |
| 818 | |
| 819 | this._applyMiddlewares(engineRequest, res, (err) => { |
| 820 | if (err) { |
| 821 | callback(Server.errors.BAD_REQUEST, { name: "MIDDLEWARE_FAILURE" }); |
| 822 | } else { |
| 823 | this.verify(engineRequest, false, callback); |
| 824 | } |
| 825 | }); |
| 826 | } |
| 827 | |
| 828 | /** |
| 829 | * Handles an Engine.IO HTTP Upgrade. |