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Patch Discord invite URLs in client binary

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AMIAY
2026-01-21 13:30:49 +01:00
parent a9644b8c64
commit 72a151930e
1 changed files with 32 additions and 6 deletions
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38
backend/utils/clientPatcher.js
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@@ -143,6 +143,29 @@ class ClientPatcher {
return { buffer: result, count }; return { buffer: result, count };
} }
/**
* Patch Discord invite URLs from .gg/hytale to .gg/MHkEjepMQ7
*/
patchDiscordUrl(data) {
let count = 0;
const result = Buffer.from(data);
const oldUrl = '.gg/hytale';
const newUrl = '.gg/MHkEjepMQ7';
const oldUtf16 = this.stringToUtf16LE(oldUrl);
const newUtf16 = this.stringToUtf16LE(newUrl);
const positions = this.findAllOccurrences(result, oldUtf16);
for (const pos of positions) {
newUtf16.copy(result, pos);
count++;
}
return { buffer: result, count };
}
/** /**
* Check if the client binary has already been patched * Check if the client binary has already been patched
*/ */
@@ -256,9 +279,12 @@ class ClientPatcher {
console.log('Patching domain references...'); console.log('Patching domain references...');
const { buffer: patchedData, count } = this.findAndReplaceDomainSmart(data, ORIGINAL_DOMAIN, newDomain); const { buffer: patchedData, count } = this.findAndReplaceDomainSmart(data, ORIGINAL_DOMAIN, newDomain);
if (count === 0) { console.log('Patching Discord URLs...');
console.log('No occurrences of hytale.com found - binary may already be modified or has different format'); const { buffer: finalData, count: discordCount } = this.patchDiscordUrl(patchedData);
return { success: true, patchCount: 0, warning: 'No domain occurrences found' };
if (count === 0 && discordCount === 0) {
console.log('No occurrences found - binary may already be modified or has different format');
return { success: true, patchCount: 0, warning: 'No occurrences found' };
} }
if (progressCallback) { if (progressCallback) {
@@ -266,7 +292,7 @@ class ClientPatcher {
} }
console.log('Writing patched binary...'); console.log('Writing patched binary...');
fs.writeFileSync(clientPath, patchedData); fs.writeFileSync(clientPath, finalData);
this.markAsPatched(clientPath); this.markAsPatched(clientPath);
@@ -274,10 +300,10 @@ class ClientPatcher {
progressCallback('Patching complete', 100); progressCallback('Patching complete', 100);
} }
console.log(`Successfully patched ${count} occurrences`); console.log(`Successfully patched ${count} domain occurrences and ${discordCount} Discord URLs`);
console.log('=== Patching Complete ==='); console.log('=== Patching Complete ===');
return { success: true, patchCount: count }; return { success: true, patchCount: count + discordCount };
} }
/** /**