Rails and php on directories example of a lighttpd HOST conditional

$HTTP["host"] =~ "textdrive.(org|com)" {
server.indexfiles          = ( "dispatch.fcgi", "index.php" )
server.document-root             = "/users/home/website/web/public/"
url.redirect = ( "^/forum/(.*)" => "http://forum.textdrive.com/$1",
                 "^/support/(.*)" => "http://support.textdrive.com/$1" )
#url.rewrite = ( "^/$" => "index.html", "^([^.]+)$" => "$1.html" )
server.error-handler-404   = "/dispatch.fcgi"
fastcgi.server = (
               ".fcgi" =>
                    ( "localhost" =>
                        (
                            "socket" => "/tmp/textdrive-new.socket",
                            "bin-path" => "/users/home/website/web/public/dispatch.fcgi",
                            "bin-environment" => ( "RAILS_ENV" => "production" )
                        )
                    ),
".php" =>
                    ( "localhost" =>
                        (
                            "socket" => "/tmp/textdrive-php5-fcgi.socket",
                            "bin-path" => "/usr/local/www/cgi-bin/php5-fcgi",
                            "bin-environment" => (
                            "PHP_FCGI_CHILDREN" => "4",
                            "PHP_FCGI_MAX_REQUESTS" => "5000"
                                                 )
                        )
                    )
)
}