lib/profileaction.php

   1 <?php
   2 /**
   3  * StatusNet, the distributed open-source microblogging tool
   4  *
   5  * Common parent of Personal and Profile actions
   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  Personal
  23  * @package   StatusNet
  24  * @author    Evan Prodromou <evan@status.net>
  25  * @author    Sarven Capadisli <csarven@status.net>
  26  * @copyright 2008-2011 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/profileminilist.php';
  36 require_once INSTALLDIR.'/lib/groupminilist.php';
  37
  38 /**
  39  * Profile action common superclass
  40  *
  41  * Abstracts out common code from profile and personal tabs
  42  *
  43  * @category Personal
  44  * @package  StatusNet
  45  * @author   Evan Prodromou <evan@status.net>
  46  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  47  * @link     http://status.net/
  48  */
  49 class ProfileAction extends ManagedAction
  50 {
  51     var $page    = null;
  52     var $tag     = null;
  53
  54     protected $target  = null;    // Profile that we're showing
  55
  56     protected function prepare(array $args=array())
  57     {
  58         parent::prepare($args);
  59
  60         try {
  61             $nickname_arg = $this->arg('nickname');
  62             $nickname     = common_canonical_nickname($nickname_arg);
  63
  64             // Permanent redirect on non-canonical nickname
  65
  66             if ($nickname_arg != $nickname) {
  67                 $args = array('nickname' => $nickname);
  68                 if ($this->arg('page') && $this->arg('page') != 1) {
  69                     $args['page'] = $this->arg['page'];
  70                 }
  71                 common_redirect(common_local_url($this->getActionName(), $args), 301);
  72             }
  73             $this->user = User::getKV('nickname', $nickname);
  74
  75             if (!$this->user) {
  76                 // TRANS: Client error displayed when calling a profile action without specifying a user.
  77                 $this->clientError(_('No such user.'), 404);
  78             }
  79
  80             $this->target = $this->user->getProfile();
  81         } catch (NicknameException $e) {
  82             $id = (int)$this->arg('id');
  83             $this->target = Profile::getKV('id', $id);
  84
  85             if (!$this->target instanceof Profile) {
  86                 // TRANS: Error message displayed when referring to a user without a profile.
  87                 $this->serverError(_m('Profile ID does not exist.'));
  88             }
  89
  90             if ($this->target->isLocal()) {
  91                 // For local users when accessed by id number, redirect to
  92                 // the same action but using the nickname as argument.
  93                 common_redirect(common_local_url($this->getActionName(),
  94                                                 array('nickname'=>$user->getNickname())));
  95             }
  96         }
  97
  98         if ($this->target->hasRole(Profile_role::SILENCED) &&
  99             (empty($this->scoped) || !$this->scoped->hasRight(Right::SILENCEUSER))) {
 100             throw new ClientException(_('This profile has been silenced by site moderators'), 403);
 101         }
 102
 103         // backwards compatibility until all actions are fixed to use $this->target
 104         $this->profile = $this->target;
 105
 106         $this->tag = $this->trimmed('tag');
 107         $this->page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 108         common_set_returnto($this->selfUrl());
 109         return true;
 110     }
 111
 112     function isReadOnly($args)
 113     {
 114         return true;
 115     }
 116
 117     function showSections()
 118     {
 119         $this->showSubscriptions();
 120         $this->showSubscribers();
 121         $this->showGroups();
 122         $this->showLists();
 123         $this->showStatistics();
 124     }
 125
 126     /**
 127      * Convenience function for common pattern of links to subscription/groups sections.
 128      *
 129      * @param string $actionClass
 130      * @param string $title
 131      * @param string $cssClass
 132      */
 133     private function statsSectionLink($actionClass, $title, $cssClass='')
 134     {
 135         $this->element('a', array('href' => common_local_url($actionClass,
 136                                                              array('nickname' => $this->target->getNickname())),
 137                                   'class' => $cssClass),
 138                        $title);
 139     }
 140
 141     function showSubscriptions()
 142     {
 143         $this->elementStart('div', array('id' => 'entity_subscriptions',
 144                                          'class' => 'section'));
 145         if (Event::handle('StartShowSubscriptionsMiniList', array($this))) {
 146             $this->elementStart('h2');
 147             // TRANS: H2 text for user subscription statistics.
 148             $this->statsSectionLink('subscriptions', _('Following'));
 149             $this->text(' ');
 150             $this->text($this->target->subscriptionCount());
 151             $this->elementEnd('h2');
 152
 153             try {
 154                 $profile = $this->target->getSubscribed(0, PROFILES_PER_MINILIST + 1);
 155                 $pml = new ProfileMiniList($profile, $this);
 156                 $pml->show();
 157             } catch (NoResultException $e) {
 158                 // TRANS: Text for user subscription statistics if the user has no subscription
 159                 $this->element('p', null, _('(None)'));
 160             }
 161
 162             Event::handle('EndShowSubscriptionsMiniList', array($this));
 163         }
 164         $this->elementEnd('div');
 165     }
 166
 167     function showSubscribers()
 168     {
 169         $this->elementStart('div', array('id' => 'entity_subscribers',
 170                                          'class' => 'section'));
 171
 172         if (Event::handle('StartShowSubscribersMiniList', array($this))) {
 173
 174             $this->elementStart('h2');
 175             // TRANS: H2 text for user subscriber statistics.
 176             $this->statsSectionLink('subscribers', _('Followers'));
 177             $this->text(' ');
 178             $this->text($this->target->subscriberCount());
 179             $this->elementEnd('h2');
 180
 181             try {
 182                 $profile = $this->target->getSubscribers(0, PROFILES_PER_MINILIST + 1);
 183                 $sml = new SubscribersMiniList($profile, $this);
 184                 $sml->show();
 185             } catch (NoResultException $e) {
 186                 // TRANS: Text for user subscriber statistics if user has no subscribers.
 187                 $this->element('p', null, _('(None)'));
 188             }
 189
 190             Event::handle('EndShowSubscribersMiniList', array($this));
 191         }
 192
 193         $this->elementEnd('div');
 194     }
 195
 196     function showStatistics()
 197     {
 198         $notice_count = $this->target->noticeCount();
 199         $age_days     = (time() - strtotime($this->target->created)) / 86400;
 200         if ($age_days < 1) {
 201             // Rather than extrapolating out to a bajillion...
 202             $age_days = 1;
 203         }
 204         $daily_count = round($notice_count / $age_days);
 205
 206         $this->elementStart('div', array('id' => 'entity_statistics',
 207                                          'class' => 'section'));
 208
 209         // TRANS: H2 text for user statistics.
 210         $this->element('h2', null, _('Statistics'));
 211
 212         $profile = $this->target;
 213         $actionParams = array('nickname' => $profile->nickname);
 214         $stats = array(
 215             array(
 216                 'id' => 'user-id',
 217                 // TRANS: Label for user statistics.
 218                 'label' => _('User ID'),
 219                 'value' => $profile->id,
 220             ),
 221             array(
 222                 'id' => 'member-since',
 223                 // TRANS: Label for user statistics.
 224                 'label' => _('Member since'),
 225                 'value' => date('j M Y', strtotime($profile->created))
 226             ),
 227             array(
 228                 'id' => 'notices',
 229                 // TRANS: Label for user statistics.
 230                 'label' => _('Notices'),
 231                 'value' => $notice_count,
 232             ),
 233             array(
 234                 'id' => 'daily_notices',
 235                 // TRANS: Label for user statistics.
 236                 // TRANS: Average count of posts made per day since account registration.
 237                 'label' => _('Daily average'),
 238                 'value' => $daily_count
 239             )
 240         );
 241
 242         // Give plugins a chance to add stats entries
 243         Event::handle('ProfileStats', array($profile, &$stats));
 244
 245         foreach ($stats as $row) {
 246             $this->showStatsRow($row);
 247         }
 248         $this->elementEnd('div');
 249     }
 250
 251     private function showStatsRow($row)
 252     {
 253         $this->elementStart('dl', 'entity_' . $row['id']);
 254         $this->elementStart('dt');
 255         if (!empty($row['link'])) {
 256             $this->element('a', array('href' => $row['link']), $row['label']);
 257         } else {
 258             $this->text($row['label']);
 259         }
 260         $this->elementEnd('dt');
 261         $this->element('dd', null, $row['value']);
 262         $this->elementEnd('dl');
 263     }
 264
 265     function showGroups()
 266     {
 267         $groups = $this->target->getGroups(0, GROUPS_PER_MINILIST + 1);
 268
 269         $this->elementStart('div', array('id' => 'entity_groups',
 270                                          'class' => 'section'));
 271         if (Event::handle('StartShowGroupsMiniList', array($this))) {
 272             $this->elementStart('h2');
 273             // TRANS: H2 text for user group membership statistics.
 274             $this->statsSectionLink('usergroups', _('Groups'));
 275             $this->text(' ');
 276             $this->text($this->target->getGroupCount());
 277             $this->elementEnd('h2');
 278
 279             if ($groups instanceof User_group) {
 280                 $gml = new GroupMiniList($groups, $this->target, $this);
 281                 $cnt = $gml->show();
 282             } else {
 283                 // TRANS: Text for user user group membership statistics if user is not a member of any group.
 284                 $this->element('p', null, _('(None)'));
 285             }
 286
 287             Event::handle('EndShowGroupsMiniList', array($this));
 288         }
 289             $this->elementEnd('div');
 290     }
 291
 292     function showLists()
 293     {
 294         $lists = $this->target->getLists($this->scoped);
 295
 296         if ($lists->N > 0) {
 297             $this->elementStart('div', array('id' => 'entity_lists',
 298                                              'class' => 'section'));
 299
 300             if (Event::handle('StartShowListsMiniList', array($this))) {
 301
 302                 $url = common_local_url('peopletagsbyuser',
 303                                         array('nickname' => $this->target->getNickname()));
 304
 305                 $this->elementStart('h2');
 306                 $this->element('a',
 307                                array('href' => $url),
 308                                // TRANS: H2 text for user list membership statistics.
 309                                _('Lists'));
 310                 $this->text(' ');
 311                 $this->text($lists->N);
 312                 $this->elementEnd('h2');
 313
 314                 $this->elementStart('ul');
 315
 316
 317                 $first = true;
 318
 319                 while ($lists->fetch()) {
 320                     if (!empty($lists->mainpage)) {
 321                         $url = $lists->mainpage;
 322                     } else {
 323                         $url = common_local_url('showprofiletag',
 324                                                 array('tagger' => $this->target->getNickname(),
 325                                                       'tag'    => $lists->tag));
 326                     }
 327                     if (!$first) {
 328                         $this->text(', ');
 329                     } else {
 330                         $first = false;
 331                     }
 332
 333                     $this->element('a', array('href' => $url),
 334                                    $lists->tag);
 335                 }
 336
 337                 $this->elementEnd('ul');
 338
 339                 Event::handle('EndShowListsMiniList', array($this));
 340             }
 341             $this->elementEnd('div');
 342         }
 343     }
 344 }
 345
 346 class SubscribersMiniList extends ProfileMiniList
 347 {
 348     function newListItem($profile)
 349     {
 350         return new SubscribersMiniListItem($profile, $this->action);
 351     }
 352 }
 353
 354 class SubscribersMiniListItem extends ProfileMiniListItem
 355 {
 356     function linkAttributes()
 357     {
 358         $aAttrs = parent::linkAttributes();
 359         if (common_config('nofollow', 'subscribers')) {
 360             $aAttrs['rel'] .= ' nofollow';
 361         }
 362         return $aAttrs;
 363     }
 364 }