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off-by-one error in subscriptions
[quix0rs-gnu-social.git] / actions / subscriptions.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 class SubscriptionsAction extends Action {
23
24         function handle($args) {
25                 parent::handle($args);
26                 $nickname = $this->arg('nickname');
27                 $profile = Profile::staticGet('nickname', $nickname);
28                 if (!$profile) {
29                         $this->no_such_user();
30                 }
31                 $user = User::staticGet($profile->id);
32                 if (!$user) {
33                         $this->no_such_user();
34                 }
35                 $page = $this->arg('page') || 1;
36                 common_show_header($profile->nickname . ": " . _t('Subscriptions'));
37                 $this->show_subscriptions($profile, $page);
38                 common_show_footer();
39         }
40
41         function show_subscriptions($profile, $page) {
42
43                 $subs = DB_DataObject::factory('subscription');
44                 $subs->subscriber = $profile->id;
45
46                 # We ask for an extra one to know if we need to do another page
47
48                 $subs->limit((($page-1)*SUBSCRIPTIONS_PER_PAGE), SUBSCRIPTIONS_PER_PAGE + 1);
49
50                 $subs_count = $subs->find();
51
52                 common_element_start('div', 'subscriptions');
53
54                 $idx = 0;
55
56                 while ($subs->fetch()) {
57                         $idx++;
58                         if ($idx % SUBSCRIPTIONS_PER_ROW == 1) {
59                                 common_element_start('div', 'row');
60                         }
61
62                         common_element_start('a', array('title' => ($subs->fullname) ?
63                                                                                         $subs->fullname :
64                                                                                         $subs->nickname,
65                                                                                         'href' => $subs->profileurl,
66                                                                                         'class' => 'subscription'));
67                         $avatar = $subs->getAvatar(AVATAR_STREAM_SIZE);
68                         common_element('img', 
69                                                    array('src' => 
70                                                                  (($avatar) ? $avatar->url : 
71                                                                   common_default_avatar(AVATAR_STREAM_SIZE)),
72                                                                  'width' => AVATAR_STREAM_SIZE,
73                                                                  'height' => AVATAR_STREAM_SIZE,
74                                                                  'class' => 'avatar stream',
75                                                                  'alt' => ($subs->fullname) ?
76                                                                  $subs->fullname :
77                                                                  $subs->nickname));
78                         common_element_end('a');
79
80                         # XXX: subscribe form here
81
82                         if ($idx % SUBSCRIPTIONS_PER_ROW == 0) {
83                                 common_element_end('div');
84                         }
85
86                         if ($idx == SUBSCRIPTIONS_PER_PAGE) {
87                                 break;
88                         }
89                 }
90
91                 if ($page > 1) {
92                         common_element('a', array('href' =>
93                                                                           common_local_url('subscriptions',
94                                                                                                            array('nickname' => $profile->nickname,
95                                                                                                                          'page' => $page - 1)),
96                                                                           'class' => 'prev'),
97                                            _t('Previous'));
98                 }
99
100                 if ($subs_count > SUBSCRIPTIONS_PER_PAGE) {
101                         common_element('a', array('href' =>
102                                                                           common_local_url('subscriptions',
103                                                                                                            array('nickname' => $profile->nickname,
104                                                                                                                          'page' => $page + 1)),
105                                                                           'class' => 'next'),
106                                            _t('Next'));
107                 }
108                 common_element_end('div');
109         }
110 }