something google script

driveHelper.gs

// Entrypoint function.
function driveHelper() {
  // Get a collection of all files in the user drive.
  const files = DriveApp.getFiles();
  // For each file.
  while (files.hasNext()) {
    // Get the file.
    const file = files.next();

    // Fix restricted characters (https://rclone.org/local/#restricted-characters)
    _fixForbiddenCharacters(file);

    // Convert Open Office XML to Docs Editor (disabled).
    // _convertOpenOfficeXml(file);
  }
}

function _fixForbiddenCharacters(file) {
  if (file === undefined)
    throw new Error(`No file passed. Did you accidentally run this function directly?`);
  
  var name = file.getName();
  var doUpdate = false;

  if (name.includes(`␀`)) {
    Logger.log(`Replacing ␀ in "${_getPath(file)}".`);
    name = name.replaceAll(`␀`, "\0");
    doUpdate = true;
  }
  if (name.includes(`／`)) {
    Logger.log(`Replacing ／ in "${_getPath(file)}".`);
    name = name.replaceAll(`／`, "/");
    doUpdate = true;
  }

  // Only update if we need to, to limit API calls.
  if (doUpdate)
    file.setName(name);
}

function _convertOpenOfficeXml(file) {
  if (file === undefined)
    throw new Error(`No file passed. Did you accidentally run this function directly?`);

  // Get the file extension.
  const extension = file.getName().split(`.`).pop();
  
  // If this is an Open Office XML file that we can convert (disabled)
  if (extension == `docx` || extension == `pptx` || extension == `xlsx` ) {
    Logger.log(`Migrating "${_getPath(file)}" to Docs Editor format.`);

    // Create a new file using the Advanced Drive Service.
    const fileConv = Drive.newFile();
    // Set the title (name) of the file.
    fileConv.setTitle(file.getName().replace(`.${extension}`, ``))
    // Set the parent folders of the file.
    // This doesn't work unfortunately, not sure why.
    // fileConv.setParents(file.getParents());

    // Get the document data.
    const blob = file.getBlob();
    // Initialize the new file with the converted document.
    var conversionAdv;
    try {
      conversionAdv = Drive.Files.insert(fileConv, blob, {convert: true});
    }
    catch(error) {
      Logger.log(`Error: "${error}". Skipping this file.`);
      return;
    }

    // If this file has a parent.
    if (file.getParents().hasNext())
      // At this point, we've created a new file, and it has the correct name and contents. It's
      // not in the correct folder however. We couldn't use the built-in Drive service to set this
      // up earlier on, nor can we use the Advanced Drive Service API to fix this (at least, I
      // couldn't get it working). So, now we have to bring it *back* to the original built-in
      // Drive service API to fix this.
      file.getParents().next().addFile(DriveApp.getFileById(conversionAdv.id))
    
    // Trash the original file now that we've converted it.
    file.setTrashed(true);
  }
}

// Gets the path of a file within a drive. There is no leading "/".
function _getPath(file) {
  if (file === undefined)
    throw new Error(`No file passed. Did you accidentally run this function directly?`);

  return _formatParents(file.getParents()).substring(1) + "/" + file.getName();
}

function _formatParents(parents) {
  if (parents === undefined)
    throw new Error(`No parent passed. Did you accidentally run this function directly?`);

  if (parents.hasNext()) {
    const parent = parents.next();
    const name = parent.getName();
    if (name !== `My Drive`)
      return _formatParents(parent.getParents()) + "/" + parent.getName();
  }
  return "";
}