Function fetchFolderCaps

public/js/fileListView.js:4445–4479

(folder, sourceId = '')

window.__FR_CAPS_INFLIGHT = _folderCapsInflight;

async function fetchFolderCaps(folder, sourceId = '') {
  if (!folder) return null;
  const key = folderCacheKey(folder, sourceId);
  if (_folderCapsCache.has(key)) {
    return _folderCapsCache.get(key);
  }
  if (_folderCapsInflight.has(key)) {
    return _folderCapsInflight.get(key);
  }

      const p = (async () => {
    try {
      const sourceParam = sourceId ? `&sourceId=${encodeURIComponent(sourceId)}` : '';
      const res  = await fetch(
        withBase(`/api/folder/capabilities.php?folder=${encodeURIComponent(folder)}${sourceParam}`),
        { credentials: 'include' }
      );
      const data = await safeJson(res);
      _folderCapsCache.set(key, data || null);

      if (data && (data.owner || data.user)) {
        _folderOwnerCache.set(key, data.owner || data.user || "");
      }
      return data || null;
    } catch (e) {
      _folderCapsCache.set(key, null);
      return null;
    } finally {
      _folderCapsInflight.delete(key);
    }
  })();

  _folderCapsInflight.set(key, p);
  return p;
}

async function refreshCurrentFolderCaps(folder, sourceId = '', paneKey = '') {
  const pane = paneKey ? normalizePaneKey(paneKey) : normalizePaneKey(window.activePane);