# get username (cut off https://www.deviantart.com/ from front)
username=${url##*deviantart.com/}

# cut off any extra stuff from end
username=${username%%/*}

if [[ -n $username ]]
then
	rss="https://backend.deviantart.com/rss.xml?type=deviation&q=by%3A${username}+sort%3Atime+meta%3Aall"
	url_ext=$rss
fi