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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/deleteaction.php');
23
24 class DeletenoticeAction extends DeleteAction {
25     function handle($args) {
26         parent::handle($args);
27         # XXX: Ajax!
28
29         if ($_SERVER['REQUEST_METHOD'] == 'POST') {
30             $this->delete_notice();
31         } else if ($_SERVER['REQUEST_METHOD'] == 'GET') {
32             $this->show_form();
33         }
34     }
35
36     function get_instructions() {
37         return _('You are about to permanently delete a notice.  Once this is done, it cannot be undone.');
38     }
39
40     function get_title() {
41         return _('Delete notice');
42     }
43
44     function show_form($error=NULL) {
45         $user = common_current_user();
46
47         common_show_header($this->get_title(), array($this, 'show_header'), $error,
48                            array($this, 'show_top'));
49         common_element_start('form', array('id' => 'notice_delete_form',
50                                    'method' => 'post',
51                                    'action' => common_local_url('deletenotice')));
52         common_hidden('token', common_session_token());
53         common_hidden('notice', $this->trimmed('notice'));
54         common_element_start('p');
55         common_element('span', array('id' => 'confirmation_text'), _('Are you sure you want to delete this notice?'));
56
57         common_element('input', array('id' => 'submit_no',
58                           'name' => 'submit',
59                           'type' => 'submit',
60                           'value' => _('No')));
61         common_element('input', array('id' => 'submit_yes',
62                           'name' => 'submit',
63                           'type' => 'submit',
64                           'value' => _('Yes')));
65         common_element_end('p');
66         common_element_end('form');
67         common_show_footer();
68     }
69
70     function delete_notice() {
71         # CSRF protection
72         $token = $this->trimmed('token');
73         if (!$token || $token != common_session_token()) {
74             $this->show_form(_('There was a problem with your session token. Try again, please.'));
75             return;
76         }
77         $url = common_get_returnto();
78         $confirmed = $this->trimmed('submit');
79         if ($confirmed == _('Yes')) {
80             $user = common_current_user();
81             $notice_id = $this->trimmed('notice');
82             $notice = Notice::staticGet($notice_id);
83             $replies = new Reply;
84             $replies->get('notice_id', $notice_id);
85
86             common_dequeue_notice($notice);
87             if (common_config('memcached', 'enabled')) {
88                 $notice->blowSubsCache();
89             }
90             $replies->delete();
91             $notice->delete();
92         } else {
93             if ($url) {
94                 common_set_returnto(NULL);
95             } else {
96                 $url = common_local_url('public');
97             }
98         }
99         common_redirect($url);
100     }
101 }