Client/assets/js/server-selector.js

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JavaScript
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var remote = require("remote");
var remotefs = remote.require("fs-extra");
var dns = remote.require("dns");
var path = remote.require("path");
var userData = remote.require("app").getPath("userData");
var configPath = path.join(userData, "config.json");
var serversPath = path.join(userData, "servers.json");
var versionsPath = path.join(userData, "versions.json");
var versionArray;
var serverArray;
var config;
function enableServerListButtons() {
$("#of-connect-button").removeClass("disabled");
$("#of-connect-button").prop("disabled", false);
$("#of-editserver-button").removeClass("disabled");
$("#of-editserver-button").prop("disabled", false);
$("#of-deleteserver-button").removeClass("disabled");
$("#of-deleteserver-button").prop("disabled", false);
}
function disableServerListButtons() {
$("#of-connect-button").addClass("disabled");
$("#of-connect-button").prop("disabled", true);
$("#of-editserver-button").addClass("disabled");
$("#of-editserver-button").prop("disabled", true);
$("#of-deleteserver-button").addClass("disabled");
$("#of-deleteserver-button").prop("disabled", true);
}
function getAppVersion() {
appVersion = remote.require("app").getVersion();
// Simplify version, ex. 1.4.0 -> 1.4,
// but only if a revision number isn't present
if (appVersion.endsWith(".0")) {
return appVersion.substr(0, appVersion.length - 2);
} else {
return appVersion;
}
}
function setAppVersionText() {
$("#of-aboutversionnumber").text("Version " + getAppVersion());
$("#of-versionnumber").text("v" + getAppVersion());
}
function addServer() {
var jsonToModify = JSON.parse(remotefs.readFileSync(serversPath));
var server = {};
server["uuid"] = uuidv4();
server["description"] =
$("#addserver-descinput").val().length == 0
? "My OpenFusion Server"
: $("#addserver-descinput").val();
server["ip"] =
$("#addserver-ipinput").val().length == 0
? "127.0.0.1:23000"
: $("#addserver-ipinput").val();
server["version"] = $("#addserver-versionselect option:selected").text();
//server['endpoint'] =
jsonToModify["servers"].push(server);
remotefs.writeFileSync(serversPath, JSON.stringify(jsonToModify, null, 4));
loadServerList();
}
function editServer() {
var jsonToModify = JSON.parse(remotefs.readFileSync(serversPath));
$.each(jsonToModify["servers"], function (key, value) {
if (value["uuid"] == getSelectedServer()) {
value["description"] =
$("#editserver-descinput").val().length == 0
? value["description"]
: $("#editserver-descinput").val();
value["ip"] =
$("#editserver-ipinput").val().length == 0
? value["ip"]
: $("#editserver-ipinput").val();
value["version"] = $(
"#editserver-versionselect option:selected"
).text();
}
});
remotefs.writeFileSync(serversPath, JSON.stringify(jsonToModify, null, 4));
loadServerList();
}
function deleteServer() {
var jsonToModify = JSON.parse(remotefs.readFileSync(serversPath));
var result = jsonToModify["servers"].filter(function (obj) {
return obj.uuid === getSelectedServer();
})[0];
var resultindex = jsonToModify["servers"].indexOf(result);
jsonToModify["servers"].splice(resultindex, 1);
remotefs.writeFileSync(serversPath, JSON.stringify(jsonToModify, null, 4));
loadServerList();
}
function restoreDefaultServers() {
remotefs.copySync(
path.join(__dirname, "/defaults/servers.json"),
serversPath
);
loadServerList();
}
function loadGameVersions() {
var versionJson = remotefs.readJsonSync(versionsPath);
versionArray = versionJson["versions"];
$.each(versionArray, function (key, value) {
$(new Option(value.name, "val")).appendTo("#addserver-versionselect");
$(new Option(value.name, "val")).appendTo("#editserver-versionselect");
});
}
function loadConfig() {
// Load config object globally
config = remotefs.readJsonSync(configPath);
}
function loadServerList() {
var serverJson = remotefs.readJsonSync(serversPath);
serverArray = serverJson["servers"];
$(".server-listing-entry").remove(); // Clear out old stuff, if any
disableServerListButtons(); // Disable buttons until another server is selected
if (serverArray.length > 0) {
// Servers were found in the JSON
$("#server-listing-placeholder").attr("hidden", true);
$.each(serverArray, function (key, value) {
// Create the row, and populate the cells
var row = document.createElement("tr");
row.className = "server-listing-entry";
row.setAttribute("id", value.uuid);
var cellName = document.createElement("td");
cellName.textContent = value.description;
var cellVersion = document.createElement("td");
cellVersion.textContent = value.version;
cellVersion.className = "text-monospace";
row.appendChild(cellName);
row.appendChild(cellVersion);
$("#server-tablebody").append(row);
});
} else {
// No servers are added, make sure placeholder is visible
$("#server-listing-placeholder").attr("hidden", false);
}
}
function performCacheSwap(newVersion) {
var cacheRoot = path.join(
userData,
"/../../LocalLow/Unity/Web Player/Cache"
);
var currentCache = path.join(cacheRoot, "FusionFall");
var newCache = path.join(cacheRoot, newVersion);
var record = path.join(userData, ".lastver");
// If cache renaming would result in a no-op (ex. launching the same version
// two times), then skip it. This avoids permissions errors with multiple clients
// (file/folder is already open in another process)
var skip = false;
if (remotefs.existsSync(currentCache)) {
// Cache already exists, find out what version it belongs to
if (remotefs.existsSync(record)) {
var lastVersion = remotefs.readFileSync(record, (encoding = "utf8"));
if (lastVersion != newVersion) {
// Remove the directory we're trying to store the
// existing cache to if it already exists for whatever
// reason, as it would cause an EPERM error otherwise.
// This is a no-op if the directory doesn't exist
remotefs.removeSync(path.join(cacheRoot, lastVersion));
// Store old cache to named directory
remotefs.renameSync(
currentCache,
path.join(cacheRoot, lastVersion)
);
} else {
console.log("Cached version unchanged, skipping rename");
skip = true;
}
console.log("Current cache is " + lastVersion);
}
}
// Make note of what version we are launching for next launch
remotefs.writeFileSync(record, newVersion);
if (remotefs.existsSync(newCache) && !skip) {
// Rename saved cache to FusionFall
remotefs.renameSync(newCache, currentCache);
console.log("Current cache swapped to " + newVersion);
}
}
// For writing loginInfo.php, assetInfo.php, etc.
function setGameInfo(serverUUID) {
var result = serverArray.filter(function (obj) {
return obj.uuid === serverUUID;
})[0];
var gameVersion = versionArray.filter(function (obj) {
return obj.name === result.version;
})[0];
// If cache swapping property exists AND is `true`, run cache swapping logic
if (config["cache-swapping"]) {
try {
performCacheSwap(gameVersion.name);
} catch (ex) {
console.log(
"Error when swapping cache, it may get overwritten:\n" + ex
);
}
}
window.assetUrl = gameVersion.url; // game-client.js needs to access this
remotefs.writeFileSync(path.join(__dirname, "assetInfo.php"), assetUrl);
if (result.hasOwnProperty("endpoint")) {
var httpEndpoint = result.endpoint.replace("https://", "http://");
remotefs.writeFileSync(
path.join(__dirname, "rankurl.txt"),
httpEndpoint + "getranks"
);
// Write these out too
remotefs.writeFileSync(
path.join(__dirname, "sponsor.php"),
httpEndpoint + "upsell/sponsor.png"
);
remotefs.writeFileSync(
path.join(__dirname, "images.php"),
httpEndpoint + "upsell/"
);
} else {
// Remove/default the endpoint related stuff, this server won't be using it
if (remotefs.existsSync(path.join(__dirname, "rankurl.txt"))) {
remotefs.unlinkSync(path.join(__dirname, "rankurl.txt"));
remotefs.writeFileSync(
path.join(__dirname, "sponsor.php"),
"assets/img/welcome.png"
);
remotefs.writeFileSync(
path.join(__dirname, "images.php"),
"assets/img/"
);
}
}
// Server address parsing
var address;
var port;
var sepPos = result.ip.indexOf(":");
if (sepPos > -1) {
address = result.ip.substr(0, sepPos);
port = result.ip.substr(sepPos + 1);
} else {
address = result.ip;
port = 23000; // default
}
// DNS resolution. there is no synchronous version for some stupid reason
if (!address.match(/^[0-9.]+$/))
dns.lookup(address, (family = 4), function (err, resolvedAddress) {
if (!err) {
console.log("Resolved " + address + " to " + resolvedAddress);
address = resolvedAddress;
} else {
console.log("Err: " + err.code);
}
prepConnection(address, port);
});
else {
console.log(address + " is an IP; skipping DNS lookup");
prepConnection(address, port);
}
}
function prepConnection(address, port) {
var full = address + ":" + port;
console.log("Will connect to " + full);
remotefs.writeFileSync(path.join(__dirname, "loginInfo.php"), full);
launchGame();
}
// Returns the UUID of the server with the selected background color.
// Yes, there are probably better ways to go about this, but it works well enough.
function getSelectedServer() {
return $("#server-tablebody > tr.bg-primary").prop("id");
}
function connectToServer() {
// Get ID of the selected server, which corresponds to its UUID in the json
console.log("Connecting to server with UUID of " + getSelectedServer());
// Prevent the user from clicking anywhere else during the transition
$("body,html").css("pointer-events", "none");
stopEasterEggs();
$("#of-serverselector").fadeOut("slow", function () {
setTimeout(function () {
$("body,html").css("pointer-events", "");
setGameInfo(getSelectedServer());
}, 200);
});
}
// If applicable, deselect currently selected server.
function deselectServer() {
disableServerListButtons();
$(".server-listing-entry").removeClass("bg-primary");
}
$("#server-table").on("click", ".server-listing-entry", function (event) {
enableServerListButtons();
$(this).addClass("bg-primary").siblings().removeClass("bg-primary");
});
// QoL feature: if you double click on a server it will connect
$("#server-table").on("dblclick", ".server-listing-entry", function (event) {
$(this).addClass("bg-primary").siblings().removeClass("bg-primary");
connectToServer();
});
$("#of-editservermodal").on("show.bs.modal", function (e) {
var jsonToModify = remotefs.readJsonSync(
path.join(userData, "servers.json")
);
$.each(jsonToModify["servers"], function (key, value) {
if (value["uuid"] == getSelectedServer()) {
$("#editserver-descinput")[0].value = value["description"];
$("#editserver-ipinput")[0].value = value["ip"];
var versionIndex = -1;
$.each($("#editserver-versionselect")[0], function (key, val) {
if (val.text === value["version"]) {
versionIndex = key;
}
});
$("#editserver-versionselect")[0].selectedIndex = versionIndex;
}
});
});
$("#of-deleteservermodal").on("show.bs.modal", function (e) {
var result = serverArray.filter(function (obj) {
return obj.uuid === getSelectedServer();
})[0];
$("#deleteserver-servername").html(result.description);
});