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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
Cu.importGlobalProperties(["URLSearchParams"]);
const stateTotalRequests = "total-request";
const stateCallback = "callback-response";
const stateTrackersWithCookie = "trackers-with-cookie";
const stateTrackersWithoutCookie = "trackers-without-cookie";
const stateReceivedTrackers = "received-trackers";
const stateResponseType = "response-tracker-with-cookie";
function reset() {
setState(stateCallback, "");
setState(stateTrackersWithCookie, "");
setState(stateTrackersWithoutCookie, "");
setState(stateReceivedTrackers, "");
setState(stateResponseType, "");
}
function handleRequest(aRequest, aResponse) {
let params = new URLSearchParams(aRequest.queryString);
// init the server and tell the server the total number requests to process
// server set the cookie
if (params.has("init")) {
setState(stateTotalRequests, params.get("init"));
aResponse.setStatusLine(aRequest.httpVersion, 200);
aResponse.setHeader("Content-Type", "text/plain", false);
// Prepare the cookie
aResponse.setHeader("Set-Cookie", "cookie=1234; SameSite=None; Secure");
aResponse.setHeader(
"Access-Control-Allow-Origin",
aRequest.getHeader("Origin"),
false
);
aResponse.setHeader("Access-Control-Allow-Credentials", "true", false);
aResponse.write("begin-test");
// register the callback response, the response will be fired after receiving
// all the request
} else if (params.has("callback")) {
aResponse.processAsync();
aResponse.setHeader("Content-Type", "text/plain", false);
aResponse.setHeader(
"Access-Control-Allow-Origin",
aRequest.getHeader("Origin"),
false
);
aResponse.setHeader("Access-Control-Allow-Credentials", "true", false);
setState(stateResponseType, params.get("callback"));
setObjectState(stateCallback, aResponse);
} else {
let count = parseInt(getState(stateReceivedTrackers) || 0) + 1;
setState(stateReceivedTrackers, count.toString());
let state = "";
if (aRequest.hasHeader("Cookie")) {
state = stateTrackersWithCookie;
} else {
state = stateTrackersWithoutCookie;
}
let ids = params.get("id").concat(",", getState(state));
setState(state, ids);
if (getState(stateTotalRequests) == getState(stateReceivedTrackers)) {
getObjectState(stateCallback, r => {
if (getState(stateResponseType) == "with-cookie") {
r.write(getState(stateTrackersWithCookie));
} else {
r.write(getState(stateTrackersWithoutCookie));
}
r.finish();
reset();
});
}
}
}
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