(* COCANWIKI - a wiki written in Objective CAML.
 * Written by Richard W.M. Jones <rich@merjis.com>.
 * Copyright (C) 2004 Merjis Ltd.
 * $Id: host.ml,v 1.10 2006/03/28 16:24:08 rich Exp $
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *)

open Apache
open Registry
open Cgi
open Printf

open Cocanwiki
open Cocanwiki_template
open Cocanwiki_date

let template = _get_template "admin/host.html"

let run r (q : cgi) dbh _ _ _ =
  let hostid = Int32.of_string (q#param "hostid") in
  template#set "id" (Int32.to_string hostid);

  (* Pull out some overall details for this host. *)
  let rows = PGSQL(dbh)
    "select h.canonical_hostname, h.css is not null,
            (select count(*) from pages
              where hostid = h.id and url is not null),
            (select count(*) from pages
              where hostid = h.id),
            (select max(last_modified_date) from pages
              where hostid = h.id and url is not null),
            (select min(last_modified_date) from pages
              where hostid = h.id and url is not null)
       from hosts h
      where h.id = $hostid" in

  let canonical_hostname, has_css, page_count, total_count,
    last_modified_date, creation_date =
    match rows with
    | [ canonical_hostname, Some has_css,
	page_count,
        total_count,
	last_modified_date, creation_date ] ->
	let page_count = match page_count with
	  | None -> 0L
	  | Some n -> n in
	let total_count = match total_count with
	  | None -> 0L
          | Some n -> n in
	let last_modified_date = match last_modified_date with
	  | None -> ""
	  | Some t -> printable_date t in
	let creation_date = match creation_date with
	  | None -> ""
	  | Some t -> printable_date t in
	canonical_hostname, has_css, page_count, total_count,
	last_modified_date, creation_date
    | _ -> assert false in

  template#set "canonical_hostname" canonical_hostname;
  template#conditional "has_css" has_css;
  template#set "page_count" (Int64.to_string page_count);
  template#set "total_count" (Int64.to_string total_count);
  template#set "last_modified_date" last_modified_date;
  template#set "creation_date" creation_date;

  (* Pull out any aliases. *)
  let rows = PGSQL(dbh)
    "select name from hostnames
      where hostid = $hostid and name <> $canonical_hostname" in
  let table = List.map (
    fun hostname ->
      [ "hostname", Template.VarString hostname ]
  ) rows in
  template#table "hostnames" table;

  q#template template

let () =
  register_script run