EZPPFarm/EZPPLauncher
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added launching, patching, and ui override

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This commit is contained in:
HorizonCode
2024-01-13 23:41:40 +01:00
parent d9fec1193e
commit f11e84efd7
13 changed files with 599 additions and 15 deletions
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166
main.js
View File

@@ -7,16 +7,51 @@ const config = require("./src/config/config");
const { setupTitlebar, attachTitlebarToWindow } = require(
"custom-electron-titlebar/main",
);
const { isValidOsuFolder } = require("./src/util/osuUtil");
const { isValidOsuFolder, getUpdateFiles, getGlobalConfig, getFilesThatNeedUpdate, downloadUpdateFiles, getUserConfig, runOsuWithDevServer, getPatcherUpdates, downloadPatcherUpdates, getUIFiles, downloadUIFiles, replaceUIFile } = require("./src/util/osuUtil");
const { formatBytes } = require("./src/util/formattingUtil");
const windowName = require("get-window-by-name");
const { existsSync } = require("fs");
const { runFileDetached } = require("./src/util/executeUtil");
// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
let mainWindow;
let osuCheckInterval;
let userOsuPath;
let osuLoaded = false;
let currentUser = undefined;
function isDev() {
return !app.isPackaged;
}
function startOsuStatus() {
osuCheckInterval = setInterval(async () => {
const osuWindowTitle = windowName.getWindowText("osu!.exe");
if (osuWindowTitle.length < 0) {
console.log("No osu! window found");
return;
}
const firstInstance = osuWindowTitle[0];
if (firstInstance) {
if (!osuLoaded) {
osuLoaded = true;
setTimeout(() => {
const patcherExecuteable = path.join(userOsuPath, "EZPPLauncher", "patcher.exe");
if (existsSync(patcherExecuteable)) {
runFileDetached(userOsuPath, patcherExecuteable);
}
}, 3000);
}
}
}, 1000);
}
function stopOsuStatus() {
clearInterval(osuCheckInterval);
}
function registerIPCPipes() {
ipcMain.handle("ezpplauncher:login", async (e, args) => {
const timeout = new AbortController();
@@ -43,6 +78,7 @@ function registerIPCPipes() {
config.set("username", args.username);
config.set("password", args.password);
}
currentUser = args;
config.remove("guest");
}
return result;
@@ -86,6 +122,12 @@ function registerIPCPipes() {
if (fetchResult.ok) {
const result = await fetchResult.json();
if ("user" in result) {
currentUser = {
username: username,
password: password,
};
}
return result;
}
return {
@@ -104,12 +146,14 @@ function registerIPCPipes() {
config.remove("username");
config.remove("password");
config.set("guest", "1");
currentUser = undefined;
});
ipcMain.handle("ezpplauncher:logout", (e) => {
config.remove("username");
config.remove("password");
config.remove("guest");
currentUser = undefined
return true;
});
@@ -140,12 +184,22 @@ function registerIPCPipes() {
return config.all();
});
ipcMain.handle("ezpplauncher:launch", async (e) => {
ipcMain.handle("ezpplauncher:launch", async (e, args) => {
const patch = args.patch;
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "Checking osu! directory...",
});
await new Promise((res) => setTimeout(res, 1000));
const osuPath = config.get("osuPath");
userOsuPath = osuPath;
if (osuPath == undefined) {
mainWindow.webContents.send("ezpplauncher:launchabort");
mainWindow.webContents.send("ezpplauncher:alert", {
type: "error",
message: "osu! path not set!",
});
return;
}
if (!(await isValidOsuFolder(osuPath))) {
mainWindow.webContents.send("ezpplauncher:launchabort");
mainWindow.webContents.send("ezpplauncher:alert", {
@@ -158,6 +212,114 @@ function registerIPCPipes() {
status: "Checking for osu! updates...",
});
await new Promise((res) => setTimeout(res, 1000));
const releaseStream = await getGlobalConfig(osuPath).get("_ReleaseStream");
const latestFiles = await getUpdateFiles(releaseStream);
const uiFiles = await getUIFiles(osuPath);
const updateFiles = await getFilesThatNeedUpdate(osuPath, latestFiles);
if (uiFiles.length > 0) {
const uiDownloader = downloadUIFiles(osuPath, uiFiles);
uiDownloader.eventEmitter.on("data", (data) => {
mainWindow.webContents.send("ezpplauncher:launchprogress", {
progress: Math.ceil(data.progress),
});
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: `Downloading ${data.fileName}(${formatBytes(data.loaded)}/${formatBytes(data.total)})...`,
});
});
await uiDownloader.startDownload();
mainWindow.webContents.send("ezpplauncher:launchprogress", {
progress: -1,
});
}
if (updateFiles.length > 0) {
const updateDownloader = downloadUpdateFiles(osuPath, updateFiles);
updateDownloader.eventEmitter.on("data", (data) => {
mainWindow.webContents.send("ezpplauncher:launchprogress", {
progress: Math.ceil(data.progress),
});
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: `Downloading ${data.fileName}(${formatBytes(data.loaded)}/${formatBytes(data.total)})...`,
});
});
await updateDownloader.startDownload();
mainWindow.webContents.send("ezpplauncher:launchprogress", {
progress: -1,
});
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "osu! is now up to date!",
});
await new Promise((res) => setTimeout(res, 1000));
} else {
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "osu! is up to date!",
});
await new Promise((res) => setTimeout(res, 1000));
}
if (patch) {
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "Looking for patcher updates...",
});
await new Promise((res) => setTimeout(res, 1000));
const patchFiles = await getPatcherUpdates(osuPath);
if (patchFiles.length > 0) {
const patcherDownloader = downloadPatcherUpdates(osuPath, patchFiles);
patcherDownloader.eventEmitter.on("data", (data) => {
mainWindow.webContents.send("ezpplauncher:launchprogress", {
progress: Math.ceil(data.progress),
});
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: `Downloading ${data.fileName}(${formatBytes(data.loaded)}/${formatBytes(data.total)})...`,
});
});
await patcherDownloader.startDownload();
mainWindow.webContents.send("ezpplauncher:launchprogress", {
progress: -1,
})
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "Patcher is now up to date!",
});
} else {
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "Patcher is up to date!",
});
}
await new Promise((res) => setTimeout(res, 1000));
}
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "Preparing launch...",
});
//TODO: save credentials to osu!.%username%.cfg
if (currentUser) {
const userConfig = getUserConfig(osuPath);
await userConfig.set("Username", currentUser.username);
await userConfig.set("Password", currentUser.password);
}
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "Launching osu!...",
});
const onExitHook = () => {
mainWindow.show();
stopOsuStatus();
mainWindow.webContents.send("ezpplauncher:launchstatus", {
status: "Waiting for cleanup...",
});
setTimeout(async () => {
await replaceUIFile(osuPath, true);
mainWindow.webContents.send("ezpplauncher:launchabort");
}, 5000);
}
await replaceUIFile(osuPath, false);
runOsuWithDevServer(osuPath, "ez-pp.farm", onExitHook);
mainWindow.hide();
startOsuStatus();
/* mainWindow.webContents.send("ezpplauncher:launchprogress", {
progress: 0,
});

93
package-lock.json generated
View File

@@ -12,8 +12,10 @@
"@types/better-sqlite3": "^7.6.8",
"axios": "^1.6.5",
"better-sqlite3": "^9.2.2",
"crypto": "^1.0.1",
"custom-electron-titlebar": "^4.2.7",
"electron-serve": "^1.1.0",
"get-window-by-name": "^2.0.0",
"svelte-french-toast": "^1.2.0"
},
"devDependencies": {
@@ -3049,6 +3051,12 @@
"node": ">= 8"
}
},
"node_modules/crypto": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/crypto/-/crypto-1.0.1.tgz",
"integrity": "sha512-VxBKmeNcqQdiUQUW2Tzq0t377b54N2bMtXO/qiLa+6eRRmmC4qT3D4OnTGoT/U6O9aklQ/jTwbOtRMTTY8G0Ig==",
"deprecated": "This package is no longer supported. It's now a built-in Node module. If you've depended on crypto, you should switch to the one that's built-in."
},
"node_modules/css-declaration-sorter": {
"version": "6.4.1",
"resolved": "https://registry.npmjs.org/css-declaration-sorter/-/css-declaration-sorter-6.4.1.tgz",
@@ -4291,6 +4299,78 @@
"url": "https://github.com/sponsors/sindresorhus"
}
},
"node_modules/get-window-by-name": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/get-window-by-name/-/get-window-by-name-2.0.0.tgz",
"integrity": "sha512-VXszlUFwkmWAZzxEERRJisiVvGMeB+Zjl5I9f0mwJjhfLTOkD5n5OR9Z518XBZemKLRzIs91TlfKbPmZywS84Q==",
"hasInstallScript": true,
"dependencies": {
"bindings": "^1.2.1",
"cross-spawn": "^6.0.5",
"nan": "^2.0.5"
}
},
"node_modules/get-window-by-name/node_modules/cross-spawn": {
"version": "6.0.5",
"resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
"integrity": "sha512-eTVLrBSt7fjbDygz805pMnstIs2VTBNkRm0qxZd+M7A5XDdxVRWO5MxGBXZhjY4cqLYLdtrGqRf8mBPmzwSpWQ==",
"dependencies": {
"nice-try": "^1.0.4",
"path-key": "^2.0.1",
"semver": "^5.5.0",
"shebang-command": "^1.2.0",
"which": "^1.2.9"
},
"engines": {
"node": ">=4.8"
}
},
"node_modules/get-window-by-name/node_modules/path-key": {
"version": "2.0.1",
"resolved": "https://registry.npmjs.org/path-key/-/path-key-2.0.1.tgz",
"integrity": "sha512-fEHGKCSmUSDPv4uoj8AlD+joPlq3peND+HRYyxFz4KPw4z926S/b8rIuFs2FYJg3BwsxJf6A9/3eIdLaYC+9Dw==",
"engines": {
"node": ">=4"
}
},
"node_modules/get-window-by-name/node_modules/semver": {
"version": "5.7.2",
"resolved": "https://registry.npmjs.org/semver/-/semver-5.7.2.tgz",
"integrity": "sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g==",
"bin": {
"semver": "bin/semver"
}
},
"node_modules/get-window-by-name/node_modules/shebang-command": {
"version": "1.2.0",
"resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-1.2.0.tgz",
"integrity": "sha512-EV3L1+UQWGor21OmnvojK36mhg+TyIKDh3iFBKBohr5xeXIhNBcx8oWdgkTEEQ+BEFFYdLRuqMfd5L84N1V5Vg==",
"dependencies": {
"shebang-regex": "^1.0.0"
},
"engines": {
"node": ">=0.10.0"
}
},
"node_modules/get-window-by-name/node_modules/shebang-regex": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-1.0.0.tgz",
"integrity": "sha512-wpoSFAxys6b2a2wHZ1XpDSgD7N9iVjg29Ph9uV/uaP9Ex/KXlkTZTeddxDPSYQpgvzKLGJke2UU0AzoGCjNIvQ==",
"engines": {
"node": ">=0.10.0"
}
},
"node_modules/get-window-by-name/node_modules/which": {
"version": "1.3.1",
"resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
"integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
"dependencies": {
"isexe": "^2.0.0"
},
"bin": {
"which": "bin/which"
}
},
"node_modules/github-from-package": {
"version": "0.0.0",
"resolved": "https://registry.npmjs.org/github-from-package/-/github-from-package-0.0.0.tgz",
@@ -4905,8 +4985,7 @@
"node_modules/isexe": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
"integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==",
"dev": true
"integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw=="
},
"node_modules/jackspeak": {
"version": "2.3.6",
@@ -5553,6 +5632,11 @@
"thenify-all": "^1.0.0"
}
},
"node_modules/nan": {
"version": "2.18.0",
"resolved": "https://registry.npmjs.org/nan/-/nan-2.18.0.tgz",
"integrity": "sha512-W7tfG7vMOGtD30sHoZSSc/JVYiyDPEyQVso/Zz+/uQd0B0L46gtC+pHha5FFMRpil6fm/AoEcRWyOVi4+E/f8w=="
},
"node_modules/nanoid": {
"version": "3.3.7",
"resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.7.tgz",
@@ -5585,6 +5669,11 @@
"node": ">= 0.6"
}
},
"node_modules/nice-try": {
"version": "1.0.5",
"resolved": "https://registry.npmjs.org/nice-try/-/nice-try-1.0.5.tgz",
"integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ=="
},
"node_modules/node-abi": {
"version": "3.54.0",
"resolved": "https://registry.npmjs.org/node-abi/-/node-abi-3.54.0.tgz",

2
package.json
View File

@@ -37,8 +37,10 @@
"@types/better-sqlite3": "^7.6.8",
"axios": "^1.6.5",
"better-sqlite3": "^9.2.2",
"crypto": "^1.0.1",
"custom-electron-titlebar": "^4.2.7",
"electron-serve": "^1.1.0",
"get-window-by-name": "^2.0.0",
"svelte-french-toast": "^1.2.0"
},
"devDependencies": {

4
preload.js
View File

@@ -37,8 +37,8 @@ window.addEventListener("guest-login", async () => {
await ipcRenderer.invoke("ezpplauncher:guestlogin");
});
window.addEventListener("launch", async () => {
await ipcRenderer.invoke("ezpplauncher:launch");
window.addEventListener("launch", async (e) => {
await ipcRenderer.invoke("ezpplauncher:launch", e.detail);
});
window.addEventListener("settings-get", async () => {

2
src/App.svelte
View File

@@ -52,7 +52,7 @@
launchPercentage.set(progress);
});
window.addEventListener("launchabort", () => {
window.addEventListener("launch-abort", () => {
launchPercentage.set(-1);
launchStatus.set("");
launching.set(false);

2
src/pages/Launch.svelte
View File

@@ -15,7 +15,7 @@
const launch = () => {
launching.set(true);
window.dispatchEvent(new CustomEvent("launch"));
window.dispatchEvent(new CustomEvent("launch", { detail: { patch: $patch } }));;
};
</script>

7
src/pages/Settings.svelte
View File

@@ -42,11 +42,10 @@
>
</ButtonGroup>
<div class="flex flex-row justify-center items-center gap-5">
<Button color="light" class="dark:active:!bg-gray-900">Save</Button>
<Button
color="red"
class="dark:active:!bg-red-900 border-red-400"
on:click={() => currentPage.set(Page.Launch)}>Cancel</Button
color="light"
class="dark:active:!bg-gray-900"
on:click={() => currentPage.set(Page.Launch)}>Go Back</Button
>
</div>
</div>

20
src/util/executeUtil.js Normal file
View File

@@ -0,0 +1,20 @@
const childProcess = require("child_process");
const runFile = (folder, file, args, onExit) => {
childProcess.execFile(file, args, {
cwd: folder
}, (_err, _stdout, _stdin) => {
if (onExit) onExit();
})
}
const runFileDetached = (folder, file, args) => {
const subProcess = childProcess.spawn(file + (args ? " " + args : ''), {
cwd: folder,
detached: true,
stdio: 'ignore'
});
subProcess.unref();
}
module.exports = { runFile, runFileDetached };

13
src/util/formattingUtil.js Normal file
View File

@@ -0,0 +1,13 @@
function formatBytes(bytes, decimals = 2) {
if (!+bytes) return '0 Bytes'
const k = 1024
const dm = decimals < 0 ? 0 : decimals
const sizes = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB']
const i = Math.floor(Math.log(bytes) / Math.log(k))
return `${parseFloat((bytes / Math.pow(k, i)).toFixed(dm))}${sizes[i]}`
}
module.exports = { formatBytes };

2
src/util/mathUtil.ts
View File

@@ -1,3 +1,3 @@
export const clamp = (val: number, min: number, max: number) => {
return Math.max(min, Math.min(val, max));
};
};

280
src/util/osuUtil.js
View File

@@ -1,5 +1,9 @@
const fs = require("fs");
const path = require("path");
const crypto = require("crypto");
const EventEmitter = require("events");
const { default: axios } = require("axios");
const { runFile } = require("./executeUtil");
const checkUpdateURL =
"https://osu.ppy.sh/web/check-updates.php?action=check&stream=";
@@ -30,6 +34,27 @@ const osuEntities = [
"scores.db",
];
const patcherFiles = [
{
name: "patcher.exe",
url_download: "https://ez-pp.farm/assets/patcher.exe",
url_hash: "https://ez-pp.farm/assets/patcher.md5"
},
{
name: "patch.hook.dll",
url_download: "https://ez-pp.farm/assets/patch.hook.dll",
url_hash: "https://ez-pp.farm/assets/patch.hook.md5"
}
]
const uiFiles = [
{
name: "ezpp!ui.dll",
url_download: "https://ez-pp.farm/assets/ezpp!ui.dll",
url_hash: "https://ez-pp.farm/assets/ezpp!ui.md5"
}
]
async function isValidOsuFolder(path) {
const allFiles = await fs.promises.readdir(path);
let matches = 0;
@@ -39,10 +64,71 @@ async function isValidOsuFolder(path) {
return (Math.round((matches / osuEntities.length) * 100) >= 60);
}
async function getUserConfig(osuPath) {
function getGlobalConfig(osuPath) {
const configFileInfo = {
name: "",
path: "",
get: async (key) => {
if (!configFileInfo.path) {
console.log("config file not loaded");
return "";
}
const fileStream = await fs.promises.readFile(
configFileInfo.path,
"utf-8",
);
const lines = fileStream.split(/\r?\n/);
for (const line of lines) {
if (line.includes(" = ")) {
const argsPair = line.split(" = ", 2);
const keyname = argsPair[0];
const value = argsPair[1];
if (keyname == key) {
return value;
}
}
}
},
};
const globalOsuConfig = path.join(osuPath, "osu!.cfg");
if (fs.existsSync(globalOsuConfig)) {
configFileInfo.name = "osu!.cfg";
configFileInfo.path = globalOsuConfig;
}
return configFileInfo;
}
function getUserConfig(osuPath) {
const configFileInfo = {
name: "",
path: "",
set: async (key, newValue) => {
if (!configFileInfo.path) {
return "";
}
const fileContents = [];
const fileStream = await fs.promises.readFile(
configFileInfo.path,
"utf-8",
);
const lines = fileStream.split(/\r?\n/);
for (const line of lines) {
if (line.includes(" = ")) {
const argsPair = line.split(" = ", 2);
const keyname = argsPair[0];
if (keyname == key) {
fileContents.push(`${key} = ${newValue}`);
} else {
fileContents.push(line);
}
} else {
fileContents.push(line);
}
}
await fs.promises.writeFile(configFileInfo.path, fileContents.join("\n"));
return true;
},
get: async (key) => {
if (!configFileInfo.path) {
return "";
@@ -80,4 +166,194 @@ async function getUpdateFiles(releaseStream) {
return releaseData.ok ? await releaseData.json() : undefined;
}
module.exports = { isValidOsuFolder, getUserConfig, getUpdateFiles };
async function getFilesThatNeedUpdate(osuPath, releaseStreamFiles) {
const updateFiles = [];
for (const updatePatch of releaseStreamFiles) {
const fileName = updatePatch.filename;
const fileHash = updatePatch.file_hash;
const fileOnDisk = path.join(osuPath, fileName);
if (fs.existsSync(fileOnDisk)) {
if (ignoredOsuEntities.includes(fileName)) continue;
const fileHashOnDisk = crypto.createHash("md5").update(fs.readFileSync(fileOnDisk)).digest("hex");
if (fileHashOnDisk.trim().toLowerCase() != fileHash.trim().toLowerCase()) {
console.log({
fileOnDisk,
fileHashOnDisk,
fileHash
})
updateFiles.push(updatePatch);
}
} else updateFiles.push(updatePatch);
}
return updateFiles;
}
function downloadUpdateFiles(osuPath, updateFiles) {
const eventEmitter = new EventEmitter();
const startDownload = async () => {
for (const updatePatch of updateFiles) {
const fileName = updatePatch.filename;
const fileSize = updatePatch.filesize;
const fileURL = updatePatch.url_full;
const axiosDownloadWithProgress = await axios.get(fileURL, {
responseType: "stream",
onDownloadProgress: (progressEvent) => {
const { loaded, total } = progressEvent;
eventEmitter.emit("data", {
fileName,
loaded,
total,
progress: Math.floor((loaded / total) * 100)
});
},
});
axiosDownloadWithProgress.data.on("end", () => {
eventEmitter.emit("data", {
fileName,
loaded: fileSize,
total: fileSize,
progress: 100
});
})
await fs.promises.writeFile(path.join(osuPath, fileName), axiosDownloadWithProgress.data);
}
// wait until all files are downloaded
return true;
}
return {
eventEmitter,
startDownload,
}
}
function runOsuWithDevServer(osuPath, serverDomain, onExit) {
const osuExecuteable = path.join(osuPath, "osu!.exe");
runFile(osuPath, osuExecuteable, ["-devserver", serverDomain], onExit);
}
async function getPatcherUpdates(osuPath) {
const filesToDownload = [];
const patcherDir = path.join(osuPath, "EZPPLauncher");
if (!fs.existsSync(patcherDir)) fs.mkdirSync(patcherDir);
for (const patcherFile of patcherFiles) {
if (fs.existsSync(path.join(patcherDir, patcherFile.name))) {
const latestPatchFileHash = await (await fetch(patcherFile.url_hash)).text();
const localPatchFileHash = crypto.createHash("md5").update(fs.readFileSync(path.join(patcherDir, patcherFile.name))).digest("hex");
if (latestPatchFileHash.trim().toLowerCase() != localPatchFileHash.trim().toLowerCase()) filesToDownload.push(patcherFile);
} else filesToDownload.push(patcherFile);
}
return filesToDownload;
}
function downloadPatcherUpdates(osuPath, patcherUpdates) {
const eventEmitter = new EventEmitter();
const startDownload = async () => {
const patcherDir = path.join(osuPath, "EZPPLauncher");
if (!fs.existsSync(patcherDir)) fs.mkdirSync(patcherDir);
for (const patcherFile of patcherUpdates) {
const fileName = patcherFile.name;
const fileURL = patcherFile.url_download;
const axiosDownloadWithProgress = await axios.get(fileURL, {
responseType: "stream",
onDownloadProgress: (progressEvent) => {
const { loaded, total } = progressEvent;
eventEmitter.emit("data", {
fileName,
loaded,
total,
progress: Math.floor((loaded / total) * 100)
});
},
});
await fs.promises.writeFile(path.join(osuPath, "EZPPLauncher", fileName), axiosDownloadWithProgress.data);
}
}
return {
eventEmitter,
startDownload,
}
}
async function getUIFiles(osuPath) {
const filesToDownload = [];
const ezppLauncherDir = path.join(osuPath, "EZPPLauncher");
if (!fs.existsSync(ezppLauncherDir)) fs.mkdirSync(ezppLauncherDir);
for (const uiFile of uiFiles) {
if (fs.existsSync(path.join(ezppLauncherDir, uiFile.name))) {
const latestPatchFileHash = await (await fetch(uiFile.url_hash)).text();
const localPatchFileHash = crypto.createHash("md5").update(fs.readFileSync(path.join(ezppLauncherDir, uiFile.name))).digest("hex");
if (latestPatchFileHash.trim().toLowerCase() != localPatchFileHash.trim().toLowerCase()) filesToDownload.push(uiFile);
} else filesToDownload.push(uiFile);
}
return filesToDownload;
}
function downloadUIFiles(osuPath, uiFiles) {
const eventEmitter = new EventEmitter();
const startDownload = async () => {
const ezpplauncherDir = path.join(osuPath, "EZPPLauncher");
if (!fs.existsSync(ezpplauncherDir)) fs.mkdirSync(ezpplauncherDir);
for (const uiFile of uiFiles) {
const fileName = uiFile.name;
const fileURL = uiFile.url_download;
const axiosDownloadWithProgress = await axios.get(fileURL, {
responseType: "stream",
onDownloadProgress: (progressEvent) => {
const { loaded, total } = progressEvent;
eventEmitter.emit("data", {
fileName,
loaded,
total,
progress: Math.floor((loaded / total) * 100)
});
},
});
await fs.promises.writeFile(path.join(osuPath, "EZPPLauncher", fileName), axiosDownloadWithProgress.data);
}
}
return {
eventEmitter,
startDownload,
}
}
async function replaceUIFile(osuPath, revert) {
if (!revert) {
const ezppUIFile = path.join(osuPath, "EZPPLauncher", "ezpp!ui.dll");
const oldOsuUIFile = path.join(osuPath, "osu!ui.dll");
await fs.promises.rename(oldOsuUIFile, path.join(osuPath, "osu!ui.dll.bak"));
await fs.promises.rename(ezppUIFile, oldOsuUIFile);
} else {
const oldOsuUIFile = path.join(osuPath, "osu!ui.dll");
const ezppUIFile = path.join(osuPath, "EZPPLauncher", "ezpp!ui.dll");
await fs.promises.rename(oldOsuUIFile, ezppUIFile);
await fs.promises.rename(path.join(osuPath, "osu!ui.dll.bak"), oldOsuUIFile);
}
}
module.exports = { isValidOsuFolder, getUserConfig, getGlobalConfig, getUpdateFiles, getFilesThatNeedUpdate, downloadUpdateFiles, runOsuWithDevServer, getPatcherUpdates, downloadPatcherUpdates, downloadUIFiles, getUIFiles, replaceUIFile };

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tests/fileHash.js Normal file
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const fs = require("fs");
const crypto = require("crypto");
(async () => {
const correctHash = 'b66478cc0f9ec50810489a039ced642b';
const filePath = 'C:\\Users\\horiz\\AppData\\Local\\osu!\\avcodec-51.dll';
const fileHash = crypto.createHash('md5').update(await fs.promises.readFile(filePath)).digest('hex');
console.log({
correctHash,
fileHash,
matching: correctHash === fileHash,
})
})();

9
tests/osuConfig.js Normal file
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const { getGlobalConfig } = require("../src/util/osuUtil");
const config = require("../src/config/config");
(async () => {
const osuPath = config.get("osuPath");
const globalConfig = getGlobalConfig(osuPath);
const globalConfigContent = await globalConfig.get("_ReleaseStream");
console.log(globalConfigContent);
})();