Initial commit

2026-05-08 00:00:00 +00:00
commit 530ec7a144
110 changed files with 18537 additions and 0 deletions
@@ -0,0 +1,123 @@
+import crypto from 'crypto';
+import path from 'path';
+
+import fs from 'fs-extra';
+
+const allowedExtra = [
+	'.launcher',
+	'Data',
+	'Errors',
+	'Interface\\AddOns',
+	'Logs',
+	'Screenshots',
+	'WDB',
+	'WTF\\Account'
+];
+
+const vanillaFixes = ['VfPatcher.dll', 'd3d9.dll', 'dxvk.conf'];
+
+const skipFiles = new Set(['manifest.json', 'wow-client.zip', '.gitkeep']);
+
+type FolderTags = 'allowExtra';
+type FileTags = 'vanillaFixes';
+
+type FileManifest = { name: string } & (
+	| { type: 'dir'; files: FileManifest[]; tags?: FolderTags[] }
+	| { type: 'mpq'; files: FileManifest[]; hash: string; size: number }
+	| {
+			type: 'file';
+			hash: string;
+			version?: number;
+			size: number;
+			tags?: FileTags[];
+	  }
+);
+
+const getHash = (...filePath: string[]): Promise<string> =>
+	new Promise((resolve, reject) => {
+		const hash = crypto.createHash('sha1');
+		const stream = fs.createReadStream(path.join(...filePath));
+		stream.on('error', reject);
+		stream.on('data', (chunk: Buffer) => hash.update(chunk));
+		stream.on('end', () => resolve(hash.digest('hex').toLocaleUpperCase()));
+	});
+
+export const buildCache = async (clientPath: string) => {
+	console.log('Building cache...');
+
+	const buildTree = async (...filePath: string[]): Promise<FileManifest[]> => {
+		const files = await fs.readdir(path.join(clientPath, ...filePath));
+
+		const patches: string[] = [];
+		const tree: FileManifest[] = [];
+		for (const file of files.sort()) {
+			if (skipFiles.has(file)) continue;
+
+			const stats = await fs.stat(path.join(clientPath, ...filePath, file));
+
+			if (stats.isDirectory()) {
+				if (file.match(/patch-./)) {
+					patches.push(file);
+					tree.push({
+						type: 'mpq',
+						name: file,
+						files: await buildTree(...filePath, file),
+						size: (
+							await fs.stat(path.join(clientPath, ...filePath, `${file}.mpq`))
+						).size,
+						hash: await getHash(clientPath, ...filePath, `${file}.mpq`)
+					});
+				} else {
+					const tags: FolderTags[] = [];
+					allowedExtra.includes(path.join(...filePath, file)) &&
+						tags.push('allowExtra');
+					tree.push({
+						type: 'dir',
+						name: file,
+						files: await buildTree(...filePath, file),
+						tags: tags.length ? tags : undefined
+					});
+				}
+				continue;
+			}
+
+			// Skip if extracted mpq patch
+			if (patches.find(v => file.match(v))) continue;
+			const allowModifiedPaths = new Set([
+				'WTF/Config.wtf',
+				'Data/fonts.MPQ',
+				'Data/sound.MPQ',
+				'Data/speech.MPQ'
+			]);
+			const fullPath = path
+				.join(...filePath, file)
+				.split(path.sep)
+				.join('/');
+			const allowModified =
+				file === 'WoW.exe' || allowModifiedPaths.has(fullPath);
+
+			const tags: FileTags[] = [];
+			vanillaFixes.includes(file) && tags.push('vanillaFixes');
+
+			tree.push({
+				type: 'file',
+				name: file,
+				hash: await getHash(clientPath, ...filePath, file),
+				version: allowModified ? stats.mtimeMs : undefined,
+				size: stats.size,
+				tags: tags.length ? tags : undefined
+			});
+		}
+		return tree;
+	};
+
+	await fs.writeJSON(path.join(clientPath, 'manifest.json'), {
+		build: 3,
+		buildName: '3',
+		root: {
+			type: 'dir',
+			name: '',
+			files: await buildTree()
+		}
+	});
+};