EZPPFarm
/
EZPPLauncher
2
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added launching, patching, and ui override

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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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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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,
})
})();

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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);
})();