Upload Google Drive Files to Dropbox with Google Apps Script

October 30, 2017

Learn how to upload any Google Drive file to your Dropbox folder using Google Apps Script. To get started, create a new Dropbox app, as explained in the previous Dropbox example, and get the access token to skip the OAuth2 workflow.

Also see: Upload Drive Files to Google Cloud Storage

function uploadGoogleFilesToDropbox(googleDriveFileId) {
  var parameters = {
    path: '/PDF/labnol.pdf',
    mode: 'add',
    autorename: true,
    mute: false,
  };

  // Add your Dropbox Access Token
  var dropboxAccessToken = 'labnolorg-MZmqX';

  var headers = {
    'Content-Type': 'application/octet-stream',
    Authorization: 'Bearer ' + dropboxAccessToken,
    'Dropbox-API-Arg': JSON.stringify(parameters),
  };

  var driveFile = DriveApp.getFileById(googleDriveFileId);

  var options = {
    method: 'POST',
    headers: headers,
    payload: driveFile.getBlob().getBytes(),
  };

  var apiUrl = 'https://content.dropboxapi.com/2/files/upload';
  var response = JSON.parse(UrlFetchApp.fetch(apiUrl, options).getContentText());

  Logger.log('File uploaded successfully to Dropbox');
}

Google Apps Script Google Drive Dropbox

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Amit Agarwal

Google Developer Expert, Google Cloud Champion

Amit Agarwal is a Google Developer Expert in Google Workspace and Google Apps Script. He holds an engineering degree in Computer Science (I.I.T.) and is the first professional blogger in India.

Amit has developed several popular Google add-ons including Mail Merge for Gmail and Document Studio. Read more on Lifehacker and YourStory