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