Google are discontinuing support for the Documents List API, and moving to the Drive API.
The old API supported authentication with a username and password, but that’s not allowed in the new API. Instead, you need to use OAuth for access.
If you want to have server-to-server authentication, without user interaction, you need a “two-legged” OAuth process, where a token is obtained with an encrypted request and then used for future service requests.
Continue reading “Two-Legged OAuth with the Google Drive API in Ruby”