old-nodejs-server-snippet

const server = http.createServer();

	endResponse(str){
		this.response.write(str);
		this.response.end("");
	},
	dieIfBadAccess(request)
	{
		var body = '';
		var self = this;
		request.on('data', function (data) {
			body += data;
			// 1e6 === 1 * Math.pow(10, 5) === 1 * 100000 ~~~ 100kb
			if (body.length > 1e5) {
				// FLOOD ATTACK OR FAULTY CLIENT, NUKE REQUEST
				request.connection.destroy();
				self.responseEND();//maybe not needed
			}
		});
		return body;
	},

	setResponseVariable(resp){
		this.responseGLOBAL = resp;
	},
	echo (content){
		if (!this.responseGLOBAL.finished) this.responseGLOBAL.write(content); else c(content);
	},

	responseError(str)  { this.output = { status: "error",   response:str };  this.responseEcho(); this.responseEND();  },
	responseSuccess(str){ this.output = { status: "success", response:str };  this.responseEcho(); this.responseEND();  },
	error  (num, extra) { this.responseError(this.MessageCodes(num,extra)); },
	success(str) 		{ this.responseSuccess(str);  },

	responseEcho(str){ this.echo( JSON.stringify(this.output) );   },

	responseEnded:false,
	responseEND(){  this.responseGLOBAL.end("");  },

	start_server()
	{
		const self = this;
		server.on('request', function (request, response) {
			try {
				if (request.url == '/favicon.ico') return;

				var data = self.dieIfBadAccess(request);

				if (!('act' in query)) {
					this.responseError("no action");
				}
				else {
					var { headers, method, url } = request;
					await this.create_responserPage();
				}
			}
			catch (exc) {
				c(exc);
			}
		});
		server.listen(this.Server_Port, host);
		console.log(`Server running at ${this.Server_Url}`);
	},