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: signup.ml,v 1.12 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.
29 open Cocanwiki_strings
31 let run r (q : cgi) dbh hostid _ _ =
32 (* Verify that we're allowed to create accounts anonymously
35 let create_account_anon = List.hd (
36 PGSQL(dbh) "select create_account_anon from hosts
40 if not create_account_anon then (
41 error ~title:"Not allowed to create accounts"
43 ("To get an account on this service, please contact the " ^
48 let username = trim (q#param "username") in
49 let password1 = trim (q#param "password1") in
50 let password2 = trim (q#param "password2") in
52 if username = "" || password1 = "" || password2 = "" then (
53 error ~back_button:true ~title:"Bad username or password"
54 r dbh hostid q "The username or password you gave is empty.";
58 if password1 <> password2 then (
59 error ~back_button:true ~title:"Passwords don't match"
60 r dbh hostid q "The two passwords you gave aren't identical.";
64 let password = password1 in
66 if UTF8.length username > 32 || UTF8.length password > 128 then (
67 error ~back_button:true ~title:"Username or password too long"
68 r dbh hostid q "Usernames should be less than 32 characters long. For passwords we let you have a generous 128 characters.";
72 let email = trim (q#param "email") in
73 let email = if string_is_whitespace email then None else Some email in
75 (* Not a duplicate? *)
77 "select id from users where hostid = $hostid and name = $username" in
81 error ~back_button:true ~title:"Username already taken"
83 ("Someone, possibly you, has already taken that username. " ^
84 "If you think you have forgotten your password, try going back " ^
85 "and clicking on the 'Forgotten your password?' link.");
91 (* Create the user account. *)
92 PGSQL(dbh) "insert into users (name, password, email, hostid)
93 values ($username, $password, $?email, $hostid)";
95 let userid = PGOCaml.serial4 dbh "users_id_seq" in
97 (* Create a cookie. *)
98 let cookie = random_sessionid () in
99 PGSQL(dbh) "insert into usercookies (userid, cookie)
100 values ($userid, $cookie)";
104 let buttons = [ ok_button "/" ] in
105 let cookie = Cookie.cookie "auth" cookie ~path:"/" in
107 ok ~title:"Account created"
111 ("An account was created for you, " ^ username ^ ". " ^
112 "We hope you enjoy using this service.")