The Dove Foundation is a Christian based review site. It is a non-profit, that's mission is to: "promote the creation, production, distribution and consumption of wholesome family entertainment."
And yet what constitutes wholesome entertainment isn't clearly defined anywhere on their website. Their seals of approval include: family approved (all ages), family approved (for 12 and older), faith friendly, and faith based.
While it seems that The Dove Foundation aspires to something of the Hayes code values, it's hard to know. The lack of clearly defined requirements for what is considered "wholesome" gives some freedom for the site to be vague about their own values. For instant in their review of Love Free or Die (2013):