From: MenTaLguY <mental@...>
Date: 2007-12-15T03:13:36+09:00
Subject: Re: simple way to turn "foo and bar" to "+foo +bar"

On Sat, 15 Dec 2007 02:48:46 +0900, Max Williams <toastkid.williams@gmail.com> wrote:
> I want to add a slightly hacky feature into my boolean mysql search
> which lets users write 'foo and bar', which is then translated into
> '+foo +bar' (ie both 'foo' and 'bar' must be present) before being
> passed to the search.  Similarly, "foo and bar and snafu" should be
> translated into "+foo +bar +snafu".
> 
> I'm sure there must be a simple way to do this but i'm new to ruby and
> have got bogged down in loads of nested ifs and exceptions already.
> 
> Can anyone help with an elegant solution?

 query = "foo and bar and baz"
 nil while query.sub!(/\+*(\w+)\s+and\s+(\w+)/, '+\1 +\2')
 puts query

-mental