Determines whether or not a member can renew their subscription. The function will return
false if all the following criteria applies:
- The member has an automatically recurring subscription
- and, the member's account is still active (has not expired)
- and, the member's status is not "cancelled" or "free"
- $user_id - ID of the user to check. Omit to use the currently logged in member.
trueif the user can renew their subscription.
falseif the user cannot renew.