functions-samples/user-data-cleanup

Cleanup user data upon account deletion.

This sample shows how to cleanup the user data when he deletes his account.

Functions Code

See file functions/index.js for the email sending code.

Sending emails is performed using nodemailer a node based Email client with comprehensive EMail server setup. In this sample we're showing how to send email through SMTP using a Gmail account. Be aware that Gmail has an email sending quota. If you are planning on sending a large number of emails you should use a professional email sending platform such as Sendgrid

The dependencies are listed in functions/package.json.

Sample Database Structure

When a user signs-in we write some sample personal data of the following form:

/functions-project-12345
    /users
        $uid : "Some user data"

When the user deletes his account a Function will trigger and automatically delete the corresponding user data in the realtime database.

Trigger rules

The function triggers on user account deletions.

Setting up the sample

This sample comes with a web-based UI for testing the function. To set it up:

• Create a Firebase Project using the Firebase Developer Console
• Enable Google Provider in the Auth section
• Import and configure Firebase in the public/index.html where the TODO is located

Deploy and test

This sample comes with a web-based UI for testing the function. To test it out:

• Deploy your project using firebase deploy
• Open the app using firebase open, Sign in using Google Sign-In and delete the account using the provided button. You can check at each step of the way if the data has been deleted using the Firebase console.