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[quix0rs-gnu-social.git] / _darcs / pristine / actions / finishaddopenid.php
1 <?php
2 /*
3  * Laconica - a distributed open-source microblogging tool
4  * Copyright (C) 2008, Controlez-Vous, Inc.
5  *
6  * This program is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU Affero General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
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 Affero General Public License for more details.
15  *
16  * You should have received a copy of the GNU Affero General Public License
17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
18  */
19
20 if (!defined('LACONICA')) { exit(1); }
21
22 require_once(INSTALLDIR.'/lib/openid.php');
23
24 class FinishaddopenidAction extends Action
25 {
26
27     function handle($args)
28     {
29         parent::handle($args);
30         if (!common_logged_in()) {
31             common_user_error(_('Not logged in.'));
32         } else {
33             $this->try_login();
34         }
35     }
36     
37     function try_login()
38     {
39
40         $consumer =& oid_consumer();
41
42         $response = $consumer->complete(common_local_url('finishaddopenid'));
43
44         if ($response->status == Auth_OpenID_CANCEL) {
45             $this->message(_('OpenID authentication cancelled.'));
46             return;
47         } else if ($response->status == Auth_OpenID_FAILURE) {
48             // Authentication failed; display the error message.
49             $this->message(sprintf(_('OpenID authentication failed: %s'), $response->message));
50         } else if ($response->status == Auth_OpenID_SUCCESS) {
51
52             $display = $response->getDisplayIdentifier();
53             $canonical = ($response->endpoint && $response->endpoint->canonicalID) ?
54               $response->endpoint->canonicalID : $display;
55
56             $sreg_resp = Auth_OpenID_SRegResponse::fromSuccessResponse($response);
57
58             if ($sreg_resp) {
59                 $sreg = $sreg_resp->contents();
60             }
61
62             $cur =& common_current_user();
63             $other = oid_get_user($canonical);
64
65             if ($other) {
66                 if ($other->id == $cur->id) {
67                     $this->message(_('You already have this OpenID!'));
68                 } else {
69                     $this->message(_('Someone else already has this OpenID.'));
70                 }
71                 return;
72             }
73
74             # start a transaction
75
76             $cur->query('BEGIN');
77
78             $result = oid_link_user($cur->id, $canonical, $display);
79
80             if (!$result) {
81                 $this->message(_('Error connecting user.'));
82                 return;
83             }
84             if ($sreg) {
85                 if (!oid_update_user($cur, $sreg)) {
86                     $this->message(_('Error updating profile'));
87                     return;
88                 }
89             }
90
91             # success!
92
93             $cur->query('COMMIT');
94
95             oid_set_last($display);
96
97             common_redirect(common_local_url('openidsettings'));
98         }
99     }
100
101     function message($msg)
102     {
103         common_show_header(_('OpenID Login'));
104         common_element('p', null, $msg);
105         common_show_footer();
106     }
107 }