bool ElectronPathProvider()

in shell/app/electron_main_delegate.cc [117:199]

• 76 lines of code
• 18 McCabe index (conditional complexity)

bool ElectronPathProvider(int key, base::FilePath* result) {
  bool create_dir = false;
  base::FilePath cur;
  switch (key) {
    case chrome::DIR_USER_DATA:
      if (!base::PathService::Get(DIR_APP_DATA, &cur))
        return false;
      cur = cur.Append(base::FilePath::FromUTF8Unsafe(
          GetPossiblyOverriddenApplicationName()));
      create_dir = true;
      break;
    case DIR_CRASH_DUMPS:
      if (!base::PathService::Get(chrome::DIR_USER_DATA, &cur))
        return false;
      cur = cur.Append(FILE_PATH_LITERAL("Crashpad"));
      create_dir = true;
      break;
    case chrome::DIR_APP_DICTIONARIES:
      // TODO(nornagon): can we just default to using Chrome's logic here?
      if (!base::PathService::Get(chrome::DIR_USER_DATA, &cur))
        return false;
      cur = cur.Append(base::FilePath::FromUTF8Unsafe("Dictionaries"));
      create_dir = true;
      break;
    case DIR_USER_CACHE: {
#if defined(OS_POSIX)
      int parent_key = base::DIR_CACHE;
#else
      // On Windows, there's no OS-level centralized location for caches, so
      // store the cache in the app data directory.
      int parent_key = base::DIR_ROAMING_APP_DATA;
#endif
      if (!base::PathService::Get(parent_key, &cur))
        return false;
      cur = cur.Append(base::FilePath::FromUTF8Unsafe(
          GetPossiblyOverriddenApplicationName()));
      create_dir = true;
      break;
    }
#if defined(OS_LINUX)
    case DIR_APP_DATA: {
      auto env = base::Environment::Create();
      cur = base::nix::GetXDGDirectory(
          env.get(), base::nix::kXdgConfigHomeEnvVar, base::nix::kDotConfigDir);
      break;
    }
#endif
#if defined(OS_WIN)
    case DIR_RECENT:
      if (!platform_util::GetFolderPath(DIR_RECENT, &cur))
        return false;
      create_dir = true;
      break;
#endif
    case DIR_APP_LOGS:
#if defined(OS_MAC)
      if (!base::PathService::Get(base::DIR_HOME, &cur))
        return false;
      cur = cur.Append(FILE_PATH_LITERAL("Library"));
      cur = cur.Append(FILE_PATH_LITERAL("Logs"));
      cur = cur.Append(base::FilePath::FromUTF8Unsafe(
          GetPossiblyOverriddenApplicationName()));
#else
      if (!base::PathService::Get(chrome::DIR_USER_DATA, &cur))
        return false;
      cur = cur.Append(base::FilePath::FromUTF8Unsafe("logs"));
#endif
      create_dir = true;
      break;
    default:
      return false;
  }

  // TODO(bauerb): http://crbug.com/259796
  base::ThreadRestrictions::ScopedAllowIO allow_io;
  if (create_dir && !base::PathExists(cur) && !base::CreateDirectory(cur)) {
    return false;
  }

  *result = cur;

  return true;
}