@DEPRECATED Get custom Google OAuth2 refresh token

This is step by step self explained tutorial. TODO(stepanic): implement it with few clicks as the part of web app.

1. Generate auth URL

• implementation

  • https://github.com/firepixy/firepixy.vjencanja.pwa/blob/master/functions/src/index.ts#L10

• serverless deployment @FirebaseFunctions

  • https://console.firebase.google.com/u/0/project/firepixy-vjencanja/functions/list

    • GET_AUTH

• open in browser

  • https://europe-west1-firepixy-vjencanja.cloudfunctions.net/GET_AUTH_URL

  • URL from response at authURL

    • starts with https://accounts.google.com/o/oauth2/v2/auth/...

Login with custom Google Account which will be owner of content uploaded to the Google Photos Album

Open Advanced and click Go to FirePixy Vjenčanja (unsafe)

Accept all 5 scopes of Google Photos API

Accepted all 5 scopes at Google APIs consent screen

Google APIs will return Authorization code to http://localhost:4200...

2. get refresh token from Authorization code

• copy the whole redirect URL from address bar

  • starts with

    • http://localhost:4200/oauth2callback?code=

• call Firebase function

  • https://europe-west1-firepixy-vjencanja.cloudfunctions.net/GET_REFRESH_TOKEN

  • in terminal (shell)

    • curl --location --request POST 'https://europe-west1-firepixy-vjencanja.cloudfunctions.net/GET_REFRESH_TOKEN/' --header 'Content-Type: application/x-www-form-urlencoded' --data-urlencode 'redirectURLWithCode=<PASTE_HERE>'

• get the value from the response at the field refreshToken and copy to the Firestore field googlePhotosOAuthRefreshToken at user document in users collection or at event document at sub-collection events if you want specific custom Google Photos token per event

  • refresh token lookup priority

    • if event has use it

      • else if user has use it

        • else use global from environment variable

          • [email protected] account is global owner

Example command in a terminal

3. Store the custom Google Photos refresh token at Firestore

Use custom Google Photos token for all user's events.

At users/{user} Firestore document

Use custom Google Photos token per specific event.

At users/{user}/events/{event} Firestore document