lib/grouplist.php

   1 <?php
   2
   3 /**
   4  * StatusNet, the distributed open-source microblogging tool
   5  *
   6  * Widget to show a list of groups
   7  *
   8  * PHP version 5
   9  *
  10  * LICENCE: 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  Public
  24  * @package   StatusNet
  25  * @author    Evan Prodromou <evan@status.net>
  26  * @copyright 2008-2009 StatusNet, Inc.
  27  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  28  * @link      http://status.net/
  29  */
  30
  31 if (!defined('STATUSNET') && !defined('LACONICA')) {
  32     exit(1);
  33 }
  34
  35 require_once INSTALLDIR.'/lib/widget.php';
  36
  37 /**
  38  * Widget to show a list of groups
  39  *
  40  * @category Public
  41  * @package  StatusNet
  42  * @author   Evan Prodromou <evan@status.net>
  43  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  44  * @link     http://status.net/
  45  */
  46
  47 class GroupList extends Widget
  48 {
  49     /** Current group, group query. */
  50     var $group = null;
  51     /** Owner of this list */
  52     var $owner = null;
  53     /** Action object using us. */
  54     var $action = null;
  55
  56     function __construct($group, $owner=null, $action=null)
  57     {
  58         parent::__construct($action);
  59
  60         $this->group = $group;
  61         $this->owner = $owner;
  62         $this->action = $action;
  63     }
  64
  65     function show()
  66     {
  67         $this->out->elementStart('ul', 'profiles groups xoxo');
  68
  69         $cnt = 0;
  70
  71         while ($this->group->fetch()) {
  72             $cnt++;
  73             if($cnt > GROUPS_PER_PAGE) {
  74                 break;
  75             }
  76             $this->showgroup();
  77         }
  78
  79         $this->out->elementEnd('ul');
  80
  81         return $cnt;
  82     }
  83
  84     function showGroup()
  85     {
  86         $this->out->elementStart('li', array('class' => 'profile h-card',
  87                                              'id' => 'group-' . $this->group->id));
  88
  89         $user = common_current_user();
  90
  91         $this->out->elementStart('div', 'entity_profile');
  92
  93         $logo = $this->group->stream_logo ?: User_group::defaultLogo(AVATAR_STREAM_SIZE);
  94
  95         $this->out->elementStart('a', array('href' => $this->group->homeUrl(),
  96                                             'class' => 'u-url p-nickname',
  97                                             'rel' => 'contact group'));
  98         $this->out->element('img', array('src' => $logo,
  99                                          'class' => 'avatar u-photo',
 100                                          'width' => AVATAR_STREAM_SIZE,
 101                                          'height' => AVATAR_STREAM_SIZE,
 102                                          'alt' => $this->group->getBestName()));
 103         $this->out->text($this->group->getNickname());
 104         $this->out->elementEnd('a');
 105
 106         if ($this->group->fullname) {
 107             $this->out->text(' ');
 108             $this->out->elementStart('span', 'p-name');
 109             $this->out->raw($this->highlight($this->group->fullname));
 110             $this->out->elementEnd('span');
 111         }
 112         if ($this->group->location) {
 113             $this->out->text(' ');
 114             $this->out->elementStart('span', 'label');
 115             $this->out->raw($this->highlight($this->group->location));
 116             $this->out->elementEnd('span');
 117         }
 118         if ($this->group->homepage) {
 119             $this->out->text(' ');
 120             $this->out->elementStart('a', array('href' => $this->group->homepage,
 121                                                 'class' => 'u-url'));
 122             $this->out->raw($this->highlight($this->group->homepage));
 123             $this->out->elementEnd('a');
 124         }
 125         if ($this->group->description) {
 126             $this->out->elementStart('p', 'note');
 127             $this->out->raw($this->highlight($this->group->description));
 128             $this->out->elementEnd('p');
 129         }
 130
 131         // If we're on a list with an owner (subscriptions or subscribers)...
 132
 133         if (!empty($user) && !empty($this->owner) && $user->id == $this->owner->id) {
 134             $this->showOwnerControls();
 135         }
 136
 137         $this->out->elementEnd('div');
 138
 139         if ($user) {
 140             $this->out->elementStart('div', 'entity_actions');
 141             $this->out->elementStart('ul');
 142             $this->out->elementStart('li', 'entity_subscribe');
 143             // XXX: special-case for user looking at own
 144             // subscriptions page
 145             if ($user->isMember($this->group)) {
 146                 $lf = new LeaveForm($this->out, $this->group);
 147                 $lf->show();
 148             } else if (!Group_block::isBlocked($this->group, $user->getProfile())) {
 149                 $jf = new JoinForm($this->out, $this->group);
 150                 $jf->show();
 151             }
 152             $this->out->elementEnd('li');
 153             $this->out->elementEnd('ul');
 154             $this->out->elementEnd('div');
 155         }
 156
 157         $this->out->elementEnd('li');
 158     }
 159
 160     /* Override this in subclasses. */
 161
 162     function showOwnerControls()
 163     {
 164         return;
 165     }
 166
 167     function highlight($text)
 168     {
 169         return htmlspecialchars($text);
 170     }
 171 }