(** Wrapper around Perl [HTML::Form] class.
  *
  * Copyright (C) 2003 Merjis Ltd.
  *
  * $Id: pl_HTML_Form.ml,v 1.2 2005-01-13 10:38:54 rich Exp $
  *)

open Perl

open Pl_HTTP_Response

let _ = eval "use HTML::Form"

class html_form (sv : sv) =

object (self)
  method sv = sv

  method attr name =
    let sv = call_method sv "attr" [sv_of_string name] in
    (* sv_is_undef doesn't work properly XXX *)
    if sv_is_undef sv then None else Some (string_of_sv sv)
  method set_attr name value =
    call_method_void sv "attr" [sv_of_string name; sv_of_string value]

end

let parse_document html_document base_uri =
  let svlist = call_class_method_array "HTML::Form" "parse"
		 [sv_of_string html_document; sv_of_string base_uri] in
  List.map (new html_form) svlist

let parse_response (res : http_response) =
  let svlist = call_class_method_array "HTML::Form" "parse" [res#sv] in
  List.map (new html_form) svlist