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: contact.ml,v 1.10 2006/03/27 18:09:46 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.
30 open Cocanwiki_template
33 let run r (q : cgi) dbh hostid {hostname = hostname} user =
34 let template = get_template dbh hostid "contact.txt" in
37 error ~back_button:true ~title:"Bad form"
38 dbh hostid q (msg ^ " Please contact the owner of the site by email.");
42 (* Get the name field. *)
47 fail "The 'name' field is missing in that form." in
49 (* Get the contacts / emails from the database. *)
51 "select id, subject from contacts
52 where hostid = $hostid and name = $name" in
57 | [] -> fail "There is no such contact form in the database."
58 | _ -> assert false in
61 PGSQL(dbh) "select email from contact_emails where contactid = $id" in
64 fail "There are no email addresses associated with that contact id.";
66 (* Now process the strings passed as parameters to the script. Any
67 * parameter which starts with 'file' (eg. 'file0') is treated as a
68 * file upload automatically.
70 let names = List.map fst q#params in
72 if q#is_multipart then (
74 List.filter (fun str -> String.starts_with str "file") names in
76 List.filter (fun str -> str <> "id" &&
77 not (String.starts_with str "file")) names in
83 * Ignore repeat parameters. - Don't use these in forms.
85 let rec uniq = function
88 | x :: y :: xs when compare x y = 0 -> uniq (x :: xs)
89 | x :: y :: xs -> x :: uniq (y :: xs)
92 let names = uniq (List.sort compare names) in
93 let uploads = uniq (List.sort compare uploads) in
95 (* Some browsers send an empty file for empty uploads. Remove those. *)
97 let not_empty name = (q#upload name).upload_value <> "" in
98 List.filter not_empty uploads in
100 (* Get the IP address for logging purposes. *)
102 try Connection.remote_ip (Request.connection r) with Not_found -> "" in
104 (* Get the User-Agent string. Consider in future rejecting spammers
105 * who don't set User-Agent.
108 try Table.get (Request.headers_in r) "User-Agent" with Not_found -> "" in
110 (* Get the user details, if any. *)
113 Anonymous -> "anonymous"
114 | User (userid, username, _, _) ->
115 sprintf "%s (%ld)" username userid in
117 template#set "ip" ip;
118 template#set "ua" ua;
119 template#set "username" username;
120 template#set "hostname" hostname;
122 (* Construct the table of names, values for the initial email. *)
123 let table = List.map (fun name ->
124 let value = q#param name in
125 [ "name", Template.VarString name;
126 "value", Template.VarString value ]) names in
127 template#table "names" table;
129 (* Any uploads to follow? *)
130 template#conditional "uploads" (uploads <> []);
131 template#set "nr_uploads" (string_of_int (List.length uploads));
133 (* Send the initial email. *)
134 let body = template#to_string in
135 Sendmail.send_mail ~subject ~to_addr:emails body;
137 (* Send the following uploads by email. *)
138 List.iter (fun name ->
139 let upload = q#upload name in
140 let subject = upload.upload_filename in
141 (* XXX This is insecure. *)
142 let content_type = upload.upload_content_type in
143 let body = upload.upload_value in
145 Sendmail.send_mail ~subject ~to_addr:emails ~content_type body)
149 ok ~title:"Thank you for your contact" ~buttons:[ok_button "/"]
150 dbh hostid q "An email was sent and you should receive a reply shortly."
153 register_script ~restrict:[CanView] run