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 1.5 2004/09/09 12:21:22 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 : Dbi.connection) hostid _ _ =
32 (* Verify that we're allowed to create accounts anonymously
35 let sth = dbh#prepare_cached "select create_account_anon from hosts
37 sth#execute [`Int hostid];
39 let create_account_anon =
40 match sth#fetch1 () with
42 | _ -> assert false in
44 let username = trim (q#param "username") in
45 let password1 = trim (q#param "password1") in
46 let password2 = trim (q#param "password2") in
48 if username = "" || password1 = "" || password2 = "" then (
49 error ~back_button:true ~title:"Bad username or password"
50 q "The username or password you gave is empty.";
54 if password1 <> password2 then (
55 error ~back_button:true ~title:"Passwords don't match"
56 q "The two passwords you gave aren't identical.";
60 let password = password1 in
63 Uh oh ... Not making UNICODE assumptions ... XXX
64 if String.length username > 32 || String.length password > 32 then
67 let email = trim (q#param "email") in
68 let email = if string_is_whitespace email then `Null else `String email in
70 (* Not a duplicate? *)
71 let sth = dbh#prepare_cached "select id from users
72 where hostid = ? and name = ?" in
73 sth#execute [`Int hostid; `String username];
77 error ~back_button:true ~title:"Username already taken"
78 q ("Someone, possibly you, has already taken that username. " ^
79 "If you think you have forgotten your password, try going back " ^
80 "and clicking on the 'Forgotten your password?' link.");
85 (* Create the user account. *)
86 let sth = dbh#prepare_cached "insert into users (name, password, email,
88 values (?, ?, ?, ?)" in
89 sth#execute [`String username; `String password; email; `Int hostid];
91 let userid = sth#serial "users_id_seq" in
93 (* Create a cookie. *)
94 let cookie = random_sessionid () in
95 let sth = dbh#prepare_cached "insert into usercookies (userid, cookie)
97 sth#execute [`Int userid; `String cookie];
101 let buttons = [ ok_button "/" ] in
102 let cookie = Cookie.cookie ~name:"auth" ~value:cookie ~path:"/" () in
104 ok ~title:"Account created"
107 q ("An account was created for you, " ^ username ^ ". " ^
108 "We hope you enjoy using this service.")