Looking for a script/scraper to archive a Google+ account

I need a script to archive a Google+ account.

As you might have heard, the consumer version of Google's social media platform Google+ is shutting down April 2nd in the US. I am looking for a script I can run to save all posts, photos (preferably in original quality) and possibly comments and videos from a few public accounts before they are taken down and are gone forever.

Here is a link to one of the accounts:

[login to view URL]

I do not have the login so please don't waste time telling me to back it up through Google.