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function parseQueryString(str) {
if (str == "") {
return {};
}
var paramArray = str.split("&");
var regex = /^([^=]+)=(.*)$/;
var params = {};
for (var i = 0, sz = paramArray.length; i < sz; i++) {
var match = regex.exec(paramArray[i]);
if (!match) {
throw "Bad parameter in queryString! '" + paramArray[i] + "'";
}
params[decodeURIComponent(match[1])] = decodeURIComponent(match[2]);
}
return params;
}
function getPosition(action) {
var response = {
status: "OK",
location: {
lat: 37.41857,
lng: -122.08769,
},
accuracy: action == "worse-accuracy" ? 100 : 42,
};
return JSON.stringify(response);
}
var timer;
function handleRequest(request, response) {
var params = parseQueryString(request.queryString);
if (params.action == "stop-responding") {
response.processAsync();
return;
}
var position = getPosition(params.action);
if (params.action == "respond-garbage") {
// better way?
var chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz";
position = "";
var len = Math.floor(Math.random() * 5000);
for (var i = 0; i < len; i++) {
var c = Math.floor(Math.random() * chars.length);
position += chars.substring(c, c + 1);
}
}
var response;
response.processAsync();
response.setStatusLine("1.0", 200, "OK");
response.setHeader("Cache-Control", "no-cache", false);
response.setHeader("Content-Type", "aplication/x-javascript", false);
var delay = 0;
if ("delay" in params) {
delay = params.delay;
}
if (params.action === "send404") {
response.setStatusLine("1.0", 404, "Not Found");
position = "";
}
timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
timer.initWithCallback(
function () {
response.write(position);
response.finish();
},
delay,
timer.TYPE_ONE_SHOT
);
}