redirect to new domain using a part of the uri

[root@ve10:Active] config  b rule myrule list
rule myrule {
   when HTTP_REQUEST {
  if { [HTTP::host] equals "subdomain.domain.com" } {

    if { [HTTP::path] ends_with "reviews.htm" } {
      if { [scan [HTTP::path] {/%*d/%d/%*s} num] == 1 } {
        HTTP::respond 301 noserver Location "http://www.domain.com/${num}/"
      }

    } elseif { [HTTP::path] ends_with "category.htm" } {
      if { [scan [HTTP::path] {/%*d/%*d/%[^/]/%*s} str] == 1 } {
        HTTP::respond 301 noserver Location "http://www.domain.com/[string map {"-reviews" ""} $str]/"
      }
    }

  }

}
}

[root@ve10:Active] config  curl -I http://subdomain.domain.com/1050/38745/productdata-reviews/reviews.htm
HTTP/1.0 301 Moved Permanently
Location: http://www.domain.com/38745/
Connection: Keep-Alive
Content-Length: 0

[root@ve10:Active] config  curl -I http://subdomain.domain.com/1050/38745/productdata-reviews/category.htm
HTTP/1.0 301 Moved Permanently
Location: http://www.domain.com/productdata/
Connection: Keep-Alive
Content-Length: 0

[root@ve10:Active] config  curl -I http://subdomain.domain.com/1050/38745/productdata-moredata-reviews/category.htm
HTTP/1.0 301 Moved Permanently
Location: http://www.domain.com/productdata-moredata/
Connection: Keep-Alive
Content-Length: 0