lib/profilelist.php

   1 <?php
   2 /**
   3  * StatusNet, the distributed open-source microblogging tool
   4  *
   5  * Widget to show a list of profiles
   6  *
   7  * PHP version 5
   8  *
   9  * LICENCE: This program is free software: you can redistribute it and/or modify
  10  * it under the terms of the GNU Affero General Public License as published by
  11  * the Free Software Foundation, either version 3 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU Affero General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Affero General Public License
  20  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21  *
  22  * @category  Public
  23  * @package   StatusNet
  24  * @author    Evan Prodromou <evan@status.net>
  25  * @copyright 2008-2009 StatusNet, Inc.
  26  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  27  * @link      http://status.net/
  28  */
  29
  30 if (!defined('STATUSNET') && !defined('LACONICA')) {
  31     exit(1);
  32 }
  33
  34 require_once INSTALLDIR.'/lib/peopletags.php';
  35
  36 /**
  37  * Widget to show a list of profiles
  38  *
  39  * @category Public
  40  * @package  StatusNet
  41  * @author   Zach Copley <zach@status.net>
  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 class ProfileList extends Widget
  47 {
  48     /** Current profile, profile query. */
  49     var $profile = null;
  50     /** Action object using us. */
  51     var $action = null;
  52
  53     function __construct($profile, $action=null)
  54     {
  55         parent::__construct($action);
  56
  57         $this->profile = $profile;
  58         $this->action = $action;
  59     }
  60
  61     function show()
  62     {
  63         $cnt = 0;
  64
  65         if (Event::handle('StartProfileList', array($this))) {
  66             $this->startList();
  67             $cnt = $this->showProfiles();
  68             $this->endList();
  69             Event::handle('EndProfileList', array($this));
  70         }
  71
  72         return $cnt;
  73     }
  74
  75     function startList()
  76     {
  77         $this->out->elementStart('ul', 'profiles xoxo');
  78     }
  79
  80     function endList()
  81     {
  82         $this->out->elementEnd('ul');
  83     }
  84
  85     function showProfiles()
  86     {
  87         $cnt = $this->profile->N;
  88         $profiles = $this->profile->fetchAll();
  89
  90         $max = min($cnt, $this->maxProfiles());
  91
  92         for ($i = 0; $i < $max; $i++) {
  93             $pli = $this->newListItem($profiles[$i]);
  94             $pli->show();
  95         }
  96
  97         return $cnt;
  98     }
  99
 100     function newListItem($profile)
 101     {
 102         return new ProfileListItem($profile, $this->action);
 103     }
 104
 105     function maxProfiles()
 106     {
 107         return PROFILES_PER_PAGE;
 108     }
 109 }
 110
 111 class ProfileListItem extends Widget
 112 {
 113     /** Current profile. */
 114     var $profile = null;
 115     /** Action object using us. */
 116     var $action = null;
 117
 118     function __construct($profile, $action)
 119     {
 120         parent::__construct($action);
 121
 122         $this->profile = $profile;
 123         $this->action  = $action;
 124     }
 125
 126     function show()
 127     {
 128         if (Event::handle('StartProfileListItem', array($this))) {
 129             $this->startItem();
 130             if (Event::handle('StartProfileListItemProfile', array($this))) {
 131                 $this->showProfile();
 132                 Event::handle('EndProfileListItemProfile', array($this));
 133             }
 134             if (Event::handle('StartProfileListItemActions', array($this))) {
 135                 $this->showActions();
 136                 Event::handle('EndProfileListItemActions', array($this));
 137             }
 138             $this->endItem();
 139             Event::handle('EndProfileListItem', array($this));
 140         }
 141     }
 142
 143     function startItem()
 144     {
 145         $this->out->elementStart('li', array('class' => 'profile hentry',
 146                                              'id' => 'profile-' . $this->profile->id));
 147     }
 148
 149     function showProfile()
 150     {
 151         $this->startProfile();
 152         if (Event::handle('StartProfileListItemProfileElements', array($this))) {
 153             if (Event::handle('StartProfileListItemAvatar', array($this))) {
 154                 $aAttrs = $this->linkAttributes();
 155                 $this->out->elementStart('a', $aAttrs);
 156                 $this->showAvatar();
 157                 $this->out->elementEnd('a');
 158                 Event::handle('EndProfileListItemAvatar', array($this));
 159             }
 160             if (Event::handle('StartProfileListItemFullName', array($this))) {
 161                 $this->showFullName();
 162                 Event::handle('EndProfileListItemFullName', array($this));
 163             }
 164             if (Event::handle('StartProfileListItemLocation', array($this))) {
 165                 $this->showLocation();
 166                 Event::handle('EndProfileListItemLocation', array($this));
 167             }
 168             if (Event::handle('StartProfileListItemHomepage', array($this))) {
 169                 $this->showHomepage();
 170                 Event::handle('EndProfileListItemHomepage', array($this));
 171             }
 172             if (Event::handle('StartProfileListItemBio', array($this))) {
 173                 $this->showBio();
 174                 Event::handle('EndProfileListItemBio', array($this));
 175             }
 176             if (Event::handle('StartProfileListItemTags', array($this))) {
 177                 $this->showTags();
 178                 Event::handle('EndProfileListItemTags', array($this));
 179             }
 180             Event::handle('EndProfileListItemProfileElements', array($this));
 181         }
 182         $this->endProfile();
 183     }
 184
 185     function startProfile()
 186     {
 187         $this->out->elementStart('div', 'entity_profile vcard entry-content');
 188     }
 189
 190     function showFullName()
 191     {
 192         if (!empty($this->profile->fullname)) {
 193             $this->out->text(' ');
 194             $this->out->elementStart('span', 'fn');
 195             $this->out->raw($this->highlight($this->profile->fullname));
 196             $this->out->elementEnd('span');
 197         }
 198     }
 199
 200     function showLocation()
 201     {
 202         if (!empty($this->profile->location)) {
 203             $this->out->text(' ');
 204             $this->out->elementStart('span', 'label');
 205             $this->out->raw($this->highlight($this->profile->location));
 206             $this->out->elementEnd('span');
 207         }
 208     }
 209
 210     function showHomepage()
 211     {
 212         if (!empty($this->profile->homepage)) {
 213             $this->out->text(' ');
 214             $aAttrs = $this->homepageAttributes();
 215             $this->out->elementStart('a', $aAttrs);
 216             $this->out->raw($this->highlight($this->profile->homepage));
 217             $this->out->elementEnd('a');
 218         }
 219     }
 220
 221     function showBio()
 222     {
 223         if (!empty($this->profile->bio)) {
 224             $this->out->elementStart('p', 'note');
 225             $this->out->raw($this->highlight($this->profile->bio));
 226             $this->out->elementEnd('p');
 227         }
 228     }
 229
 230     function showTags()
 231     {
 232         $user = common_current_user();
 233         if (!empty($user)) {
 234             if ($user->id == $this->profile->id) {
 235                 $tags = new SelftagsWidget($this->out, $user, $this->profile);
 236                 $tags->show();
 237             } else if ($user->getProfile()->canTag($this->profile)) {
 238                 $tags = new PeopletagsWidget($this->out, $user, $this->profile);
 239                 $tags->show();
 240             }
 241         }
 242     }
 243
 244     function endProfile()
 245     {
 246         $this->out->elementEnd('div');
 247     }
 248
 249     function showActions()
 250     {
 251         $this->startActions();
 252         if (Event::handle('StartProfileListItemActionElements', array($this))) {
 253             $this->showSubscribeButton();
 254             Event::handle('EndProfileListItemActionElements', array($this));
 255         }
 256         $this->endActions();
 257     }
 258
 259     function startActions()
 260     {
 261         $this->out->elementStart('div', 'entity_actions');
 262         $this->out->elementStart('ul');
 263     }
 264
 265     function showSubscribeButton()
 266     {
 267         // Is this a logged-in user, looking at someone else's
 268         // profile?
 269
 270         $user = common_current_user();
 271
 272         if (!empty($user) && $this->profile->id != $user->id) {
 273             $this->out->elementStart('li', 'entity_subscribe');
 274             if ($user->isSubscribed($this->profile)) {
 275                 $usf = new UnsubscribeForm($this->out, $this->profile);
 276                 $usf->show();
 277             } else {
 278                 if (Event::handle('StartShowProfileListSubscribeButton', array($this))) {
 279                     $sf = new SubscribeForm($this->out, $this->profile);
 280                     $sf->show();
 281                     Event::handle('EndShowProfileListSubscribeButton', array($this));
 282                 }
 283             }
 284             $this->out->elementEnd('li');
 285         }
 286     }
 287
 288     function endActions()
 289     {
 290         $this->out->elementEnd('ul');
 291         $this->out->elementEnd('div');
 292     }
 293
 294     function endItem()
 295     {
 296         $this->out->elementEnd('li');
 297     }
 298
 299     function highlight($text)
 300     {
 301         return htmlspecialchars($text);
 302     }
 303
 304     function linkAttributes()
 305     {
 306         return array('href' => $this->profile->profileurl,
 307                      'class' => 'url entry-title',
 308                      'rel' => 'contact');
 309     }
 310
 311     function homepageAttributes()
 312     {
 313         return array('href' => $this->profile->homepage,
 314                      'class' => 'url');
 315     }
 316 }