actions/showstream.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 require_once(INSTALLDIR.'/lib/stream.php');
  23
  24 define('SUBSCRIPTIONS_PER_ROW', 4);
  25 define('SUBSCRIPTIONS', 80);
  26
  27 class ShowstreamAction extends StreamAction {
  28
  29     function handle($args)
  30     {
  31
  32         parent::handle($args);
  33
  34         $nickname_arg = $this->arg('nickname');
  35         $nickname = common_canonical_nickname($nickname_arg);
  36
  37         # Permanent redirect on non-canonical nickname
  38
  39         if ($nickname_arg != $nickname) {
  40             $args = array('nickname' => $nickname);
  41             if ($this->arg('page') && $this->arg('page') != 1) {
  42                 $args['page'] = $this->arg['page'];
  43             }
  44             common_redirect(common_local_url('showstream', $args), 301);
  45             return;
  46         }
  47
  48         $user = User::staticGet('nickname', $nickname);
  49
  50         if (!$user) {
  51             $this->no_such_user();
  52             return;
  53         }
  54
  55         $profile = $user->getProfile();
  56
  57         if (!$profile) {
  58             common_server_error(_('User has no profile.'));
  59             return;
  60         }
  61
  62         # Looks like we're good; start output
  63
  64         # For YADIS discovery, we also have a <meta> tag
  65
  66         header('X-XRDS-Location: '. common_local_url('xrds', array('nickname' =>
  67                                                                    $user->nickname)));
  68
  69         common_show_header($profile->nickname,
  70                            array($this, 'show_header'), $user,
  71                            array($this, 'show_top'));
  72
  73         $this->show_profile($profile);
  74
  75         $this->show_notices($user);
  76
  77         common_show_footer();
  78     }
  79
  80     function show_top($user)
  81     {
  82         $cur = common_current_user();
  83
  84         if ($cur && $cur->id == $user->id) {
  85             common_notice_form('showstream');
  86         }
  87
  88         $this->views_menu();
  89
  90         $this->show_feeds_list(array(0=>array('href'=>common_local_url('userrss', array('nickname' => $user->nickname)),
  91                                               'type' => 'rss',
  92                                               'version' => 'RSS 1.0',
  93                                               'item' => 'notices'),
  94                                      1=>array('href'=>common_local_url('usertimeline', array('nickname' => $user->nickname)),
  95                                               'type' => 'atom',
  96                                               'version' => 'Atom 1.0',
  97                                               'item' => 'usertimeline'),
  98
  99                                      2=>array('href'=>common_local_url('foaf',array('nickname' => $user->nickname)),
 100                                               'type' => 'rdf',
 101                                               'version' => 'FOAF',
 102                                               'item' => 'foaf')));
 103     }
 104
 105     function show_header($user)
 106     {
 107         # Feeds
 108         common_element('link', array('rel' => 'alternate',
 109                                      'href' => common_local_url('api',
 110                                                                 array('apiaction' => 'statuses',
 111                                                                       'method' => 'user_timeline.rss',
 112                                                                       'argument' => $user->nickname)),
 113                                      'type' => 'application/rss+xml',
 114                                      'title' => sprintf(_('Notice feed for %s'), $user->nickname)));
 115         common_element('link', array('rel' => 'alternate feed',
 116                                      'href' => common_local_url('api',
 117                                                                 array('apiaction' => 'statuses',
 118                                                                       'method' => 'user_timeline.atom',
 119                                                                       'argument' => $user->nickname)),
 120                                      'type' => 'application/atom+xml',
 121                                      'title' => sprintf(_('Notice feed for %s'), $user->nickname)));
 122         common_element('link', array('rel' => 'alternate',
 123                                      'href' => common_local_url('userrss', array('nickname' =>
 124                                                                                $user->nickname)),
 125                                      'type' => 'application/rdf+xml',
 126                                      'title' => sprintf(_('Notice feed for %s'), $user->nickname)));
 127         # FOAF
 128         common_element('link', array('rel' => 'meta',
 129                                      'href' => common_local_url('foaf', array('nickname' =>
 130                                                                               $user->nickname)),
 131                                      'type' => 'application/rdf+xml',
 132                                      'title' => 'FOAF'));
 133         # for remote subscriptions etc.
 134         common_element('meta', array('http-equiv' => 'X-XRDS-Location',
 135                                      'content' => common_local_url('xrds', array('nickname' =>
 136                                                                                $user->nickname))));
 137         $profile = $user->getProfile();
 138         if ($profile->bio) {
 139             common_element('meta', array('name' => 'description',
 140                                          'content' => $profile->bio));
 141         }
 142
 143         if ($user->emailmicroid && $user->email && $profile->profileurl) {
 144             common_element('meta', array('name' => 'microid',
 145                                          'content' => "mailto+http:sha1:" . sha1(sha1('mailto:' . $user->email) . sha1($profile->profileurl))));
 146         }
 147         if ($user->jabbermicroid && $user->jabber && $profile->profileurl) {
 148             common_element('meta', array('name' => 'microid',
 149                                          'content' => "xmpp+http:sha1:" . sha1(sha1('xmpp:' . $user->jabber) . sha1($profile->profileurl))));
 150         }
 151
 152         # See https://wiki.mozilla.org/Microsummaries
 153
 154         common_element('link', array('rel' => 'microsummary',
 155                                      'href' => common_local_url('microsummary',
 156                                                                 array('nickname' => $profile->nickname))));
 157     }
 158
 159     function no_such_user()
 160     {
 161         $this->client_error(_('No such user.'), 404);
 162     }
 163
 164     function show_profile($profile)
 165     {
 166
 167         common_element_start('div', array('id' => 'profile', 'class' => 'vcard'));
 168
 169         $this->show_personal($profile);
 170
 171         $this->show_last_notice($profile);
 172
 173         $cur = common_current_user();
 174
 175         $this->show_subscriptions($profile);
 176
 177         common_element_end('div');
 178     }
 179
 180     function show_personal($profile)
 181     {
 182
 183         $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 184         common_element_start('div', array('id' => 'profile_avatar'));
 185         common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_PROFILE_SIZE),
 186                                     'class' => 'avatar profile photo',
 187                                     'width' => AVATAR_PROFILE_SIZE,
 188                                     'height' => AVATAR_PROFILE_SIZE,
 189                                     'alt' => $profile->nickname));
 190
 191         common_element_start('ul', array('id' => 'profile_actions'));
 192
 193         common_element_start('li', array('id' => 'profile_subscribe'));
 194         $cur = common_current_user();
 195         if ($cur) {
 196             if ($cur->id != $profile->id) {
 197                 if ($cur->isSubscribed($profile)) {
 198                     common_unsubscribe_form($profile);
 199                 } else {
 200                     common_subscribe_form($profile);
 201                 }
 202             }
 203         } else {
 204             $this->show_remote_subscribe_link($profile);
 205         }
 206         common_element_end('li');
 207
 208         $user = User::staticGet('id', $profile->id);
 209         common_profile_new_message_nudge($cur, $user, $profile);
 210
 211         if ($cur && $cur->id != $profile->id) {
 212             $blocked = $cur->hasBlocked($profile);
 213             common_element_start('li', array('id' => 'profile_block'));
 214             if ($blocked) {
 215                 common_unblock_form($profile, array('action' => 'showstream',
 216                                                     'nickname' => $profile->nickname));
 217             } else {
 218                 common_block_form($profile, array('action' => 'showstream',
 219                                                   'nickname' => $profile->nickname));
 220             }
 221             common_element_end('li');
 222         }
 223
 224         common_element_end('ul');
 225
 226         common_element_end('div');
 227
 228         common_element_start('div', array('id' => 'profile_information'));
 229
 230         if ($profile->fullname) {
 231             common_element('h1', array('class' => 'fn'), $profile->fullname . ' (' . $profile->nickname . ')');
 232         } else {
 233             common_element('h1', array('class' => 'fn nickname'), $profile->nickname);
 234         }
 235
 236         if ($profile->location) {
 237             common_element('p', 'location', $profile->location);
 238         }
 239         if ($profile->bio) {
 240             common_element('p', 'description note', $profile->bio);
 241         }
 242         if ($profile->homepage) {
 243             common_element_start('p', 'website');
 244             common_element('a', array('href' => $profile->homepage,
 245                                       'rel' => 'me', 'class' => 'url'),
 246                            $profile->homepage);
 247             common_element_end('p');
 248         }
 249
 250         $this->show_statistics($profile);
 251
 252         common_element_end('div');
 253     }
 254
 255     function show_remote_subscribe_link($profile)
 256     {
 257         $url = common_local_url('remotesubscribe',
 258                                 array('nickname' => $profile->nickname));
 259         common_element('a', array('href' => $url,
 260                                   'id' => 'remotesubscribe'),
 261                        _('Subscribe'));
 262     }
 263
 264     function show_unsubscribe_form($profile)
 265     {
 266         common_element_start('form', array('id' => 'unsubscribe', 'method' => 'post',
 267                                            'action' => common_local_url('unsubscribe')));
 268         common_hidden('token', common_session_token());
 269         common_element('input', array('id' => 'unsubscribeto',
 270                                       'name' => 'unsubscribeto',
 271                                       'type' => 'hidden',
 272                                       'value' => $profile->nickname));
 273         common_element('input', array('type' => 'submit',
 274                                       'class' => 'submit',
 275                                       'value' => _('Unsubscribe')));
 276         common_element_end('form');
 277     }
 278
 279     function show_subscriptions($profile)
 280     {
 281         global $config;
 282
 283         $subs = DB_DataObject::factory('subscription');
 284         $subs->subscriber = $profile->id;
 285         $subs->whereAdd('subscribed != ' . $profile->id);
 286
 287         $subs->orderBy('created DESC');
 288
 289         # We ask for an extra one to know if we need to do another page
 290
 291         $subs->limit(0, SUBSCRIPTIONS + 1);
 292
 293         $subs_count = $subs->find();
 294
 295         common_element_start('div', array('id' => 'subscriptions'));
 296
 297         common_element('h2', null, _('Subscriptions'));
 298
 299         if ($subs_count > 0) {
 300
 301             common_element_start('ul', array('id' => 'subscriptions_avatars'));
 302
 303             for ($i = 0; $i < min($subs_count, SUBSCRIPTIONS); $i++) {
 304
 305                 if (!$subs->fetch()) {
 306                     common_debug('Weirdly, broke out of subscriptions loop early', __FILE__);
 307                     break;
 308                 }
 309
 310                 $other = Profile::staticGet($subs->subscribed);
 311
 312                 if (!$other) {
 313                     common_log_db_error($subs, 'SELECT', __FILE__);
 314                     continue;
 315                 }
 316
 317                 common_element_start('li', 'vcard');
 318                 common_element_start('a', array('title' => ($other->fullname) ?
 319                                                 $other->fullname :
 320                                                 $other->nickname,
 321                                                 'href' => $other->profileurl,
 322                                                 'rel' => 'contact',
 323                                                  'class' => 'subscription fn url'));
 324                 $avatar = $other->getAvatar(AVATAR_MINI_SIZE);
 325                 common_element('img', array('src' => (($avatar) ? common_avatar_display_url($avatar) :  common_default_avatar(AVATAR_MINI_SIZE)),
 326                                             'width' => AVATAR_MINI_SIZE,
 327                                             'height' => AVATAR_MINI_SIZE,
 328                                             'class' => 'avatar mini photo',
 329                                             'alt' =>  ($other->fullname) ?
 330                                             $other->fullname :
 331                                             $other->nickname));
 332                 common_element_end('a');
 333                 common_element_end('li');
 334             }
 335
 336             common_element_end('ul');
 337         }
 338
 339         if ($subs_count > SUBSCRIPTIONS) {
 340             common_element_start('p', array('id' => 'subscriptions_viewall'));
 341
 342             common_element('a', array('href' => common_local_url('subscriptions',
 343                                                                  array('nickname' => $profile->nickname)),
 344                                       'class' => 'moresubscriptions'),
 345                            _('All subscriptions'));
 346             common_element_end('p');
 347         }
 348
 349         common_element_end('div');
 350     }
 351
 352     function show_statistics($profile)
 353     {
 354
 355         // XXX: WORM cache this
 356         $subs = DB_DataObject::factory('subscription');
 357         $subs->subscriber = $profile->id;
 358         $subs_count = (int) $subs->count() - 1;
 359
 360         $subbed = DB_DataObject::factory('subscription');
 361         $subbed->subscribed = $profile->id;
 362         $subbed_count = (int) $subbed->count() - 1;
 363
 364         $notices = DB_DataObject::factory('notice');
 365         $notices->profile_id = $profile->id;
 366         $notice_count = (int) $notices->count();
 367
 368         common_element_start('div', 'statistics');
 369         common_element('h2', 'statistics', _('Statistics'));
 370
 371         # Other stats...?
 372         common_element_start('dl', 'statistics');
 373         common_element('dt', 'membersince', _('Member since'));
 374         common_element('dd', 'membersince', date('j M Y',
 375                                                  strtotime($profile->created)));
 376
 377         common_element_start('dt', 'subscriptions');
 378         common_element('a', array('href' => common_local_url('subscriptions',
 379                                                              array('nickname' => $profile->nickname))),
 380                        _('Subscriptions'));
 381         common_element_end('dt');
 382         common_element('dd', 'subscriptions', (is_int($subs_count)) ? $subs_count : '0');
 383         common_element_start('dt', 'subscribers');
 384         common_element('a', array('href' => common_local_url('subscribers',
 385                                                              array('nickname' => $profile->nickname))),
 386                        _('Subscribers'));
 387         common_element_end('dt');
 388         common_element('dd', 'subscribers', (is_int($subbed_count)) ? $subbed_count : '0');
 389         common_element('dt', 'notices', _('Notices'));
 390         common_element('dd', 'notices', (is_int($notice_count)) ? $notice_count : '0');
 391         # XXX: link these to something
 392         common_element('dt', 'tags', _('Tags'));
 393         common_element_start('dd', 'tags');
 394         $tags = Profile_tag::getTags($profile->id, $profile->id);
 395
 396         common_element_start('ul', 'tags xoxo');
 397         foreach ($tags as $tag) {
 398             common_element_start('li');
 399             common_element('a', array('rel' => 'bookmark tag',
 400                                       'href' => common_local_url('peopletag',
 401                                                                  array('tag' => $tag))),
 402                            $tag);
 403             common_element_end('li');
 404         }
 405         common_element_end('ul');
 406         common_element_end('dd');
 407
 408         common_element_end('dl');
 409
 410         common_element_end('div');
 411     }
 412
 413     function show_notices($user)
 414     {
 415
 416         $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 417
 418         $notice = $user->getNotices(($page-1)*NOTICES_PER_PAGE, NOTICES_PER_PAGE + 1);
 419
 420         $pnl = new ProfileNoticeList($notice);
 421         $cnt = $pnl->show();
 422
 423         common_pagination($page>1, $cnt>NOTICES_PER_PAGE, $page,
 424                           'showstream', array('nickname' => $user->nickname));
 425     }
 426
 427     function show_last_notice($profile)
 428     {
 429
 430         common_element('h2', null, _('Currently'));
 431
 432         $notice = $profile->getCurrentNotice();
 433
 434         if ($notice) {
 435             # FIXME: URL, image, video, audio
 436             common_element_start('p', array('class' => 'notice_current'));
 437             if ($notice->rendered) {
 438                 common_raw($notice->rendered);
 439             } else {
 440                 # XXX: may be some uncooked notices in the DB,
 441                 # we cook them right now. This can probably disappear in future
 442                 # versions (>> 0.4.x)
 443                 common_raw(common_render_content($notice->content, $notice));
 444             }
 445             common_element_end('p');
 446         }
 447     }
 448 }
 449
 450 # We don't show the author for a profile, since we already know who it is!
 451
 452 class ProfileNoticeList extends NoticeList {
 453     function newListItem($notice)
 454     {
 455         return new ProfileNoticeListItem($notice);
 456     }
 457 }
 458
 459 class ProfileNoticeListItem extends NoticeListItem {
 460     function showAuthor()
 461     {
 462         return;
 463     }
 464 }