183 lines
5.9 KiB
JavaScript
183 lines
5.9 KiB
JavaScript
const fs = require('fs');
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const fu = require('./fileUtil');
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const path = require('path');
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const crypto = require('crypto');
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const axios = require('axios').default;
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const dpapi = require('wincrypt');
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const executeUtil = require('./executeUtil');
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const { EventEmitter } = require('events');
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const { DownloaderHelper } = require('node-downloader-helper');
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const checkUpdateURL = "https://osu.ppy.sh/web/check-updates.php?action=check&stream=";
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const osuEncryptBuffer = Buffer.from('cu24180ncjeiu0ci1nwui', "utf-8")
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const osuEntities = [
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'avcodec-51.dll',
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'avformat-52.dll',
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'avutil-49.dll',
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'bass.dll',
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'bass_fx.dll',
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'collection.db',
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'd3dcompiler_47.dll',
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'Data',
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'Downloads',
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'libEGL.dll',
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'libGLESv2.dll',
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'Logs',
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'Microsoft.Ink.dll',
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'OpenTK.dll',
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'osu!.cfg',
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'osu!.db',
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'osu!.exe',
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'osu!auth.dll',
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'osu!gameplay.dll',
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'osu!seasonal.dll',
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'osu!ui.dll',
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'presence.db',
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'pthreadGC2.dll',
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'scores.db',
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'Skins',
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'Songs'
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]
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async function isValidOsuFolder(path) {
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const allFiles = await fs.promises.readdir(path);
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let matches = 0;
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for (const file of allFiles) {
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if (osuEntities.includes(file)) matches = matches + 1;
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}
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return Math.round((matches / osuEntities.length) * 100) >= 60;
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}
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async function getLatestConfig(osuPath) {
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const configFileInfo = {
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name: "",
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path: "",
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get: async (key) => {
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if (!configFileInfo.path)
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return "";
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const fileStream = await fs.promises.readFile(configFileInfo.path, "utf-8");
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const lines = fileStream.split(/\r?\n/)
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for (const line of lines) {
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if (line.includes(' = ')) {
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const argsPair = line.split(' = ', 2);
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const keyname = argsPair[0]
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const value = argsPair[1];
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if (keyname == key) {
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return value;
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}
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}
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}
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}
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}
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const userOsuConfig = path.join(osuPath, `osu!.${process.env['USERNAME']}.cfg`)
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if (fs.existsSync(userOsuConfig)) {
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configFileInfo.name = `osu!.${process.env['USERNAME']}.cfg`;
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configFileInfo.path = userOsuConfig;
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}
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return configFileInfo;
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}
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async function getUpdateFiles(releaseStream) {
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const releaseData = await axios.get(checkUpdateURL + releaseStream, {});
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return releaseData.data;
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}
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async function filesThatNeedUpdate(osuPath, updateFiles) {
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const filesToDownload = [];
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for (const updatedFile of updateFiles) {
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const fileName = updatedFile.filename;
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const fileHash = updatedFile.file_hash;
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const fileURL = updatedFile.url_full;
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const fileOnDisk = path.join(osuPath, fileName);
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if (await fu.existsAsync(fileOnDisk)) {
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const binaryFileContents = await fs.promises.readFile(fileOnDisk);
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const existingFileMD5 = crypto.createHash("md5").update(binaryFileContents).digest("hex");
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if (existingFileMD5.toLowerCase() != fileHash.toLowerCase()) {
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filesToDownload.push({
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fileName,
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fileURL
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})
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//console.log("hashes are not matching", `(${existingFileMD5} - ${fileHash})`);
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}
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} else {
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filesToDownload.push({
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fileName,
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fileURL
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});
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//console.log("new file " + fileName);
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}
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}
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return filesToDownload;
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}
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async function downloadUpdateFiles(osuPath, filesToUpdate) {
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const eventEmitter = new EventEmitter();
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let completedIndex = 0;
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filesToUpdate.forEach(async (fileToUpdate) => {
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const filePath = path.join(osuPath, fileToUpdate.fileName);
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console.log(filePath);
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if (await fu.existsAsync(filePath))
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await fs.promises.rm(filePath);
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const fileDownload = new DownloaderHelper(fileToUpdate.fileURL, osuPath, {
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fileName: fileToUpdate.fileName,
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override: true,
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});
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fileDownload.on('end', () => {
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completedIndex = completedIndex + 1;
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if (completedIndex >= filesToUpdate.length)
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eventEmitter.emit('completed');
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});
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fileDownload.on('error', (err) => {
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console.log(err);
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eventEmitter.emit('error');
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});
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fileDownload.start().catch(err => console.error(err));
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});
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return eventEmitter;
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}
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async function startWithDevServer(osuPath, serverDomain, onExit) {
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const osuExe = path.join(osuPath, "osu!.exe");
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if (!await fu.existsAsync(osuExe)) return false;
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executeUtil.runFile(osuPath, osuExe, ["-devserver", serverDomain], onExit);
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return true;
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}
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async function encryptString(value) {
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return Buffer.from(await dpapi.protect(Buffer.from(value, 'utf-8'), osuEncryptBuffer, 'CurrentUser'), 'utf-8').toString('base64');
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}
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async function decryptString(value) {
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const decrypted = await dpapi.unprotect(Buffer.from(value, 'base64'), osuEncryptBuffer, 'CurrentUser');
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return decrypted.toString();
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}
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async function setConfigValue(configPath, key, value) {
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const configLines = new Array();
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const fileStream = await fs.promises.readFile(configPath, "utf-8");
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const lines = fileStream.split(/\r?\n/)
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for (const line of lines) {
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if (line.includes(' = ')) {
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const argsPair = line.split(' = ', 2);
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const keyname = argsPair[0].trim();
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if (key == keyname) {
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configLines.push(`${keyname} = ${value}`);
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} else {
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configLines.push(line);
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}
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} else {
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configLines.push(line);
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}
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}
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await fs.promises.writeFile(configPath, configLines.join("\n"), 'utf-8');
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}
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module.exports = {
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isValidOsuFolder, getLatestConfig, getUpdateFiles, filesThatNeedUpdate,
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downloadUpdateFiles, startOsuWithDevServer: startWithDevServer, setConfigValue,
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encryptString, decryptString
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} |