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use none instead of unset
[quix0rs-gnu-social.git] / lib / groupprofileblock.php
1 <?php
2 /**
3  * StatusNet - the distributed open-source microblogging tool
4  * Copyright (C) 2011, StatusNet, Inc.
5  *
6  * Profile block to show for a group
7  *
8  * PHP version 5
9  *
10  * This program is free software: you can redistribute it and/or modify
11  * it under the terms of the GNU Affero General Public License as published by
12  * the Free Software Foundation, either version 3 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU Affero General Public License for more details.
19  *
20  * You should have received a copy of the GNU Affero General Public License
21  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
22  *
23  * @category  Widget
24  * @package   StatusNet
25  * @author    Evan Prodromou <evan@status.net>
26  * @copyright 2011 StatusNet, Inc.
27  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
28  * @link      http://status.net/
29  */
30
31 if (!defined('STATUSNET')) {
32     // This check helps protect against security problems;
33     // your code file can't be executed directly from the web.
34     exit(1);
35 }
36
37 /**
38  * Profile block to show for a group
39  *
40  * @category  Widget
41  * @package   StatusNet
42  * @author    Evan Prodromou <evan@status.net>
43  * @copyright 2011 StatusNet, Inc.
44  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
45  * @link      http://status.net/
46  */
47 class GroupProfileBlock extends ProfileBlock
48 {
49     protected $group = null;
50
51     function __construct($out, $group)
52     {
53         parent::__construct($out);
54         $this->group = $group;
55         $this->profile = $this->group->getProfile();
56     }
57
58     protected function showAvatar(Profile $profile, $size=null)
59     {   
60         $avatar_url = $profile->getGroup()->homepage_logo ?: User_group::defaultLogo($size ?: $this->avatarSize());
61         $this->out->element('img', array('src' => $avatar_url,
62                                          'class' => 'avatar u-photo',
63                                          'width' => $this->avatarSize(),
64                                          'height' => $this->avatarSize(),
65                                          'alt' => $profile->getBestName()));
66     }
67
68     function name()
69     {
70         return $this->group->getBestName();
71     }
72
73     function url()
74     {
75         return $this->group->homeUrl();
76     }
77
78     function location()
79     {
80         return $this->group->location;
81     }
82
83     function homepage()
84     {
85         return $this->group->homepage;
86     }
87
88     function description()
89     {
90         return $this->group->description;
91     }
92
93     function otherProfiles()
94     {
95         return array();
96     }
97
98     function showActions()
99     {
100         $cur = common_current_user();
101         $this->out->elementStart('div', 'entity_actions');
102         // TRANS: Group actions header (h2). Text hidden by default.
103         $this->out->element('h2', null, _('Group actions'));
104         $this->out->elementStart('ul');
105         if (Event::handle('StartGroupActionsList', array($this, $this->group))) {
106             $this->out->elementStart('li', 'entity_subscribe');
107             if (Event::handle('StartGroupSubscribe', array($this, $this->group))) {
108                 if ($cur) {
109                     $profile = $cur->getProfile();
110                     if ($profile->isMember($this->group)) {
111                         $lf = new LeaveForm($this->out, $this->group);
112                         $lf->show();
113                     } else if ($profile->isPendingMember($this->group)) {
114                         $cf = new CancelGroupForm($this->out, $this->group);
115                         $cf->show();
116                     } else if (!Group_block::isBlocked($this->group, $profile)) {
117                         $jf = new JoinForm($this->out, $this->group);
118                         $jf->show();
119                     }
120                 }
121                 Event::handle('EndGroupSubscribe', array($this, $this->group));
122             }
123             $this->out->elementEnd('li');
124             if ($cur && $cur->isAdmin($this->group)) {
125                 $this->out->elementStart('li', 'entity_edit');
126                 $this->out->element('a', array('href' => common_local_url('editgroup',
127                                                                           array('nickname' => $this->group->nickname)),
128                                                // TRANS: Tooltip for menu item in the group navigation page. Only shown for group administrators.
129                                                // TRANS: %s is the nickname of the group.
130                                                'title' => sprintf(_m('TOOLTIP','Edit %s group properties'), $this->group->nickname)),
131                                     // TRANS: Link text for link on user profile.
132                                     _m('BUTTON','Edit'));
133                 $this->out->elementEnd('li');
134                 $this->out->elementStart('li', 'entity_edit');
135                 $this->out->element('a', array('href' => common_local_url('grouplogo',
136                                                                           array('nickname' => $this->group->nickname)),
137                                                // TRANS: Tooltip for menu item in the group navigation page. Only shown for group administrators.
138                                                // TRANS: %s is the nickname of the group.
139                                                'title' => sprintf(_m('TOOLTIP','Add or edit %s logo'), $this->group->nickname)),
140                                     // TRANS: Link text for link on user profile.
141                                     _m('MENU','Logo'));
142                 $this->out->elementEnd('li');
143             }
144             if ($cur && $cur->hasRight(Right::DELETEGROUP)) {
145                 $this->out->elementStart('li', 'entity_delete');
146                 $df = new DeleteGroupForm($this->out, $this->group);
147                 $df->show();
148                 $this->out->elementEnd('li');
149             }
150
151             Event::handle('EndGroupActionsList', array($this, $this->group));
152         }
153         $this->out->elementEnd('ul');
154         $this->out->elementEnd('div');
155     }
156
157     function show()
158     {
159         $this->out->elementStart('div', 'profile_block group_profile_block section');
160         if (Event::handle('StartShowGroupProfileBlock', array($this->out, $this->group))) {
161             parent::show();
162             Event::handle('EndShowGroupProfileBlock', array($this->out, $this->group));
163         }
164         $this->out->elementEnd('div');
165     }
166
167     function showName()
168     {
169         parent::showName();
170         $this->showAliases();
171     }
172
173     function showAliases()
174     {
175         $aliases = $this->group->getAliases();
176
177         if (!empty($aliases)) {
178             $this->out->elementStart('ul', 'group_aliases');
179             foreach ($aliases as $alias) {
180                 $this->out->element('li', 'group_alias', $alias);
181             }
182             $this->out->elementEnd('ul');
183         }
184     }
185 }