jack2/middleware/tmp.js

HTTP middleware for Node.js/Q-JSGI/JSGI2

function getBody(body) {
    var buffer = "";
    return Q.when(
        body.forEach(function(data) { buffer += data; }),
        function() { return buffer; }
    );
}

exports.Dump = function Dump(app) {
    return function(request) {
        var reqBodyP = null;//getBody(request.body);
        return Q.when(app(request), function(response) {
            var resBodyP = null;//getBody(response.body);
            Q.all([reqBodyP, resBodyP]).spread(function (reqBody, resBody) {
                console.log("REQUEST:", request.method, request.url, request.headers);
                reqBody.split("\n").forEach(function(line) {
                    console.log(" > " + line);
                });
                console.log("RESPONSE:", response.status, response.headers);
                resBody.split("\n").forEach(function(line) {
                    console.log(" < " + line);
                });
                console.log(Array(81).join("="));
            });
            return response;
        });
    }
}

exports.SimpleProxy = function SimpleProxy(transform) {
    return function(request) {
        request = transform(request) || request;
        request.headers.host = request.host + ":" + request.port;
        request.url = request.scheme + "://" + request.headers.host + request.path;
        // console.log(request);
        return Q_HTTP.request(request);
    }
}

exports.SimpleCache = function SimpleCache(app) {
    var cache = {};
    return app;
    return function(request) {
        var key = JSON.stringify(request);
        if (key in cache) {
            console.log("cache hit!", key);
            return cache[key];
        } else {
            console.log("cache miss.", key);
            return app(request);
            return Q.when(app(request), function(response) {
                // if (response.status >= 200 && response.status < 300) {
                //     Q.when(getBody(response.body), function(body) {
                //         response.body = [body];
                //         cache[key] = response;
                //     });
                // }
                return response;
            });
        }
    }
}