Function isFolderEncrypted

public/js/fileEditor.js:187–209

(folder, sourceId = '')

// Folder encryption check (used to bypass ONLYOFFICE in encrypted folders)
const __folderEncryptedCache = new Map(); // folder -> Promise<bool>
async function isFolderEncrypted(folder, sourceId = '') {
  const f = (!folder || folder === '') ? 'root' : String(folder);
  const sid = normalizeSourceId(sourceId);
  const key = sid ? `${sid}::${f}` : f;
  if (__folderEncryptedCache.has(key)) return __folderEncryptedCache.get(key);
  const p = (async () => {
    try {
      const params = new URLSearchParams({
        folder: f,
        t: String(Date.now())
      });
      if (sid) params.set('sourceId', sid);
      const r = await fetch(withBase(`/api/folder/capabilities.php?${params.toString()}`), { credentials: 'include' });
      if (!r.ok) return false;
      const j = await r.json().catch(() => null);
      return !!(j && j.encryption && j.encryption.encrypted);
    } catch (e) {
      return false;
    }
  })();
  __folderEncryptedCache.set(key, p);
  return p;
}

// ---- script/css single-load with timeout guards ----
const _loadedScripts = new Set();