1 (* COCANWIKI - a wiki written in Objective CAML.
2 * Written by Richard W.M. Jones <rich@merjis.com>.
3 * Copyright (C) 2004 Merjis Ltd.
4 * $Id: largest_pages.ml,v 1.7 2006/12/06 09:46:57 rich Exp $
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; see the file COPYING. If not, write to
18 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 02111-1307, USA.
28 open Cocanwiki_template
31 let modem_speed = 56000 / 10 (* 56kbps modem. *)
32 let overhead = 2 (* Number of seconds to open connection + render page. *)
34 let run r (q : cgi) dbh hostid _ _ =
35 let template = get_template r dbh hostid "largest_pages.html" in
37 (* Grab the pages from the database, ordered by size.
38 * NB. At the moment we count the size of the markup, which is only an
39 * approximation of the final size of the page. Also, we are not taking
40 * into account images.
44 "select p.id, p.url, p.title, sum (length (c.content))
45 from pages p, contents c
46 where p.hostid = $hostid and p.url is not null and p.redirect is null
47 and c.pageid = p.id group by 1, 2, 3 order by 4 desc" in
51 (fun (pageid, page, title, size) ->
52 let page = Option.get page in
53 let size = Int64.to_int (Option.get size) in
54 let download_time = overhead + size / modem_speed in (* seconds *)
56 if download_time <= 4 then "<= 4 s"
57 else if download_time < 60 then sprintf "%d s" download_time
59 sprintf "%d m %d s" (download_time / 60) (download_time mod 60)
63 if size < 4096 then sprintf "%d bytes" size
64 else sprintf "%d K" (size / 1024) in
66 [ "pageid", Template.VarString (Int32.to_string pageid);
67 "page", Template.VarString page;
68 "title", Template.VarString title;
69 "size", Template.VarString size;
70 "download_time", Template.VarString download_time ]
72 template#table "pages" table;
77 register_script ~restrict:[CanView] run