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
  30     function handle($args)
  31     {
  32
  33         parent::handle($args);
  34
  35         $nickname_arg = $this->arg('nickname');
  36         $nickname = common_canonical_nickname($nickname_arg);
  37
  38         # Permanent redirect on non-canonical nickname
  39
  40         if ($nickname_arg != $nickname) {
  41             $args = array('nickname' => $nickname);
  42             if ($this->arg('page') && $this->arg('page') != 1) {
  43                 $args['page'] = $this->arg['page'];
  44             }
  45             common_redirect(common_local_url('showstream', $args), 301);
  46             return;
  47         }
  48
  49         $user = User::staticGet('nickname', $nickname);
  50
  51         if (!$user) {
  52             $this->no_such_user();
  53             return;
  54         }
  55
  56         $profile = $user->getProfile();
  57
  58         if (!$profile) {
  59             common_server_error(_('User has no profile.'));
  60             return;
  61         }
  62
  63         # Looks like we're good; start output
  64
  65         # For YADIS discovery, we also have a <meta> tag
  66
  67         header('X-XRDS-Location: '. common_local_url('xrds', array('nickname' =>
  68                                                                    $user->nickname)));
  69
  70         common_show_header($profile->nickname,
  71                            array($this, 'show_header'), $user,
  72                            array($this, 'show_top'));
  73
  74         $this->show_profile($profile);
  75
  76         $this->show_notices($user);
  77
  78         common_show_footer();
  79     }
  80
  81     function show_top($user)
  82     {
  83         $cur = common_current_user();
  84
  85         if ($cur && $cur->id == $user->id) {
  86             common_notice_form('showstream');
  87         }
  88
  89         $this->views_menu();
  90
  91         $this->show_feeds_list(array(0=>array('href'=>common_local_url('userrss', array('nickname' => $user->nickname)),
  92                                               'type' => 'rss',
  93                                               'version' => 'RSS 1.0',
  94                                               'item' => 'notices'),
  95                                      1=>array('href'=>common_local_url('usertimeline', array('nickname' => $user->nickname)),
  96                                               'type' => 'atom',
  97                                               'version' => 'Atom 1.0',
  98                                               'item' => 'usertimeline'),
  99
 100                                      2=>array('href'=>common_local_url('foaf',array('nickname' => $user->nickname)),
 101                                               'type' => 'rdf',
 102                                               'version' => 'FOAF',
 103                                               'item' => 'foaf')));
 104     }
 105
 106     function show_header($user)
 107     {
 108         # Feeds
 109         common_element('link', array('rel' => 'alternate',
 110                                      'href' => common_local_url('api',
 111                                                                 array('apiaction' => 'statuses',
 112                                                                       'method' => 'user_timeline.rss',
 113                                                                       'argument' => $user->nickname)),
 114                                      'type' => 'application/rss+xml',
 115                                      'title' => sprintf(_('Notice feed for %s'), $user->nickname)));
 116         common_element('link', array('rel' => 'alternate feed',
 117                                      'href' => common_local_url('api',
 118                                                                 array('apiaction' => 'statuses',
 119                                                                       'method' => 'user_timeline.atom',
 120                                                                       'argument' => $user->nickname)),
 121                                      'type' => 'application/atom+xml',
 122                                      'title' => sprintf(_('Notice feed for %s'), $user->nickname)));
 123         common_element('link', array('rel' => 'alternate',
 124                                      'href' => common_local_url('userrss', array('nickname' =>
 125                                                                                $user->nickname)),
 126                                      'type' => 'application/rdf+xml',
 127                                      'title' => sprintf(_('Notice feed for %s'), $user->nickname)));
 128         # FOAF
 129         common_element('link', array('rel' => 'meta',
 130                                      'href' => common_local_url('foaf', array('nickname' =>
 131                                                                               $user->nickname)),
 132                                      'type' => 'application/rdf+xml',
 133                                      'title' => 'FOAF'));
 134         # for remote subscriptions etc.
 135         common_element('meta', array('http-equiv' => 'X-XRDS-Location',
 136                                      'content' => common_local_url('xrds', array('nickname' =>
 137                                                                                $user->nickname))));
 138         $profile = $user->getProfile();
 139         if ($profile->bio) {
 140             common_element('meta', array('name' => 'description',
 141                                          'content' => $profile->bio));
 142         }
 143
 144         if ($user->emailmicroid && $user->email && $profile->profileurl) {
 145             common_element('meta', array('name' => 'microid',
 146                                          'content' => "mailto+http:sha1:" . sha1(sha1('mailto:' . $user->email) . sha1($profile->profileurl))));
 147         }
 148         if ($user->jabbermicroid && $user->jabber && $profile->profileurl) {
 149             common_element('meta', array('name' => 'microid',
 150                                          'content' => "xmpp+http:sha1:" . sha1(sha1('xmpp:' . $user->jabber) . sha1($profile->profileurl))));
 151         }
 152
 153         # See https://wiki.mozilla.org/Microsummaries
 154
 155         common_element('link', array('rel' => 'microsummary',
 156                                      'href' => common_local_url('microsummary',
 157                                                                 array('nickname' => $profile->nickname))));
 158     }
 159
 160     function no_such_user()
 161     {
 162         $this->client_error(_('No such user.'), 404);
 163     }
 164
 165     function show_profile($profile)
 166     {
 167
 168         common_element_start('div', array('id' => 'profile', 'class' => 'vcard'));
 169
 170         $this->show_personal($profile);
 171
 172         $this->show_last_notice($profile);
 173
 174         $cur = common_current_user();
 175
 176         $this->show_subscriptions($profile);
 177
 178         common_element_end('div');
 179     }
 180
 181     function show_personal($profile)
 182     {
 183
 184         $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 185         common_element_start('div', array('id' => 'profile_avatar'));
 186         common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_PROFILE_SIZE),
 187                                     'class' => 'avatar profile photo',
 188                                     'width' => AVATAR_PROFILE_SIZE,
 189                                     'height' => AVATAR_PROFILE_SIZE,
 190                                     'alt' => $profile->nickname));
 191
 192         common_element_start('ul', array('id' => 'profile_actions'));
 193
 194         common_element_start('li', array('id' => 'profile_subscribe'));
 195         $cur = common_current_user();
 196         if ($cur) {
 197             if ($cur->id != $profile->id) {
 198                 if ($cur->isSubscribed($profile)) {
 199                     common_unsubscribe_form($profile);
 200                 } else {
 201                     common_subscribe_form($profile);
 202                 }
 203             }
 204         } else {
 205             $this->show_remote_subscribe_link($profile);
 206         }
 207         common_element_end('li');
 208
 209         $user = User::staticGet('id', $profile->id);
 210         common_profile_new_message_nudge($cur, $user, $profile);
 211
 212         if ($cur && $cur->id != $profile->id) {
 213             $blocked = $cur->hasBlocked($profile);
 214             common_element_start('li', array('id' => 'profile_block'));
 215             if ($blocked) {
 216                 common_unblock_form($profile, array('action' => 'showstream',
 217                                                     'nickname' => $profile->nickname));
 218             } else {
 219                 common_block_form($profile, array('action' => 'showstream',
 220                                                   'nickname' => $profile->nickname));
 221             }
 222             common_element_end('li');
 223         }
 224
 225         common_element_end('ul');
 226
 227         common_element_end('div');
 228
 229         common_element_start('div', array('id' => 'profile_information'));
 230
 231         if ($profile->fullname) {
 232             common_element('h1', array('class' => 'fn'), $profile->fullname . ' (' . $profile->nickname . ')');
 233         } else {
 234             common_element('h1', array('class' => 'fn nickname'), $profile->nickname);
 235         }
 236
 237         if ($profile->location) {
 238             common_element('p', 'location', $profile->location);
 239         }
 240         if ($profile->bio) {
 241             common_element('p', 'description note', $profile->bio);
 242         }
 243         if ($profile->homepage) {
 244             common_element_start('p', 'website');
 245             common_element('a', array('href' => $profile->homepage,
 246                                       'rel' => 'me', 'class' => 'url'),
 247                            $profile->homepage);
 248             common_element_end('p');
 249         }
 250
 251         $this->show_statistics($profile);
 252
 253         common_element_end('div');
 254     }
 255
 256     function show_remote_subscribe_link($profile)
 257     {
 258         $url = common_local_url('remotesubscribe',
 259                                 array('nickname' => $profile->nickname));
 260         common_element('a', array('href' => $url,
 261                                   'id' => 'remotesubscribe'),
 262                        _('Subscribe'));
 263     }
 264
 265     function show_unsubscribe_form($profile)
 266     {
 267         common_element_start('form', array('id' => 'unsubscribe', 'method' => 'post',
 268                                            'action' => common_local_url('unsubscribe')));
 269         common_hidden('token', common_session_token());
 270         common_element('input', array('id' => 'unsubscribeto',
 271                                       'name' => 'unsubscribeto',
 272                                       'type' => 'hidden',
 273                                       'value' => $profile->nickname));
 274         common_element('input', array('type' => 'submit',
 275                                       'class' => 'submit',
 276                                       'value' => _('Unsubscribe')));
 277         common_element_end('form');
 278     }
 279
 280     function show_subscriptions($profile)
 281     {
 282         global $config;
 283
 284         $subs = DB_DataObject::factory('subscription');
 285         $subs->subscriber = $profile->id;
 286         $subs->whereAdd('subscribed != ' . $profile->id);
 287
 288         $subs->orderBy('created DESC');
 289
 290         # We ask for an extra one to know if we need to do another page
 291
 292         $subs->limit(0, SUBSCRIPTIONS + 1);
 293
 294         $subs_count = $subs->find();
 295
 296         common_element_start('div', array('id' => 'subscriptions'));
 297
 298         common_element('h2', null, _('Subscriptions'));
 299
 300         if ($subs_count > 0) {
 301
 302             common_element_start('ul', array('id' => 'subscriptions_avatars'));
 303
 304             for ($i = 0; $i < min($subs_count, SUBSCRIPTIONS); $i++) {
 305
 306                 if (!$subs->fetch()) {
 307                     common_debug('Weirdly, broke out of subscriptions loop early', __FILE__);
 308                     break;
 309                 }
 310
 311                 $other = Profile::staticGet($subs->subscribed);
 312
 313                 if (!$other) {
 314                     common_log_db_error($subs, 'SELECT', __FILE__);
 315                     continue;
 316                 }
 317
 318                 common_element_start('li', 'vcard');
 319                 common_element_start('a', array('title' => ($other->fullname) ?
 320                                                 $other->fullname :
 321                                                 $other->nickname,
 322                                                 'href' => $other->profileurl,
 323                                                 'rel' => 'contact',
 324                                                  'class' => 'subscription fn url'));
 325                 $avatar = $other->getAvatar(AVATAR_MINI_SIZE);
 326                 common_element('img', array('src' => (($avatar) ? common_avatar_display_url($avatar) :  common_default_avatar(AVATAR_MINI_SIZE)),
 327                                             'width' => AVATAR_MINI_SIZE,
 328                                             'height' => AVATAR_MINI_SIZE,
 329                                             'class' => 'avatar mini photo',
 330                                             'alt' =>  ($other->fullname) ?
 331                                             $other->fullname :
 332                                             $other->nickname));
 333                 common_element_end('a');
 334                 common_element_end('li');
 335             }
 336
 337             common_element_end('ul');
 338         }
 339
 340         if ($subs_count > SUBSCRIPTIONS) {
 341             common_element_start('p', array('id' => 'subscriptions_viewall'));
 342
 343             common_element('a', array('href' => common_local_url('subscriptions',
 344                                                                  array('nickname' => $profile->nickname)),
 345                                       'class' => 'moresubscriptions'),
 346                            _('All subscriptions'));
 347             common_element_end('p');
 348         }
 349
 350         common_element_end('div');
 351     }
 352
 353     function show_statistics($profile)
 354     {
 355
 356         // XXX: WORM cache this
 357         $subs = DB_DataObject::factory('subscription');
 358         $subs->subscriber = $profile->id;
 359         $subs_count = (int) $subs->count() - 1;
 360
 361         $subbed = DB_DataObject::factory('subscription');
 362         $subbed->subscribed = $profile->id;
 363         $subbed_count = (int) $subbed->count() - 1;
 364
 365         $notices = DB_DataObject::factory('notice');
 366         $notices->profile_id = $profile->id;
 367         $notice_count = (int) $notices->count();
 368
 369         common_element_start('div', 'statistics');
 370         common_element('h2', 'statistics', _('Statistics'));
 371
 372         # Other stats...?
 373         common_element_start('dl', 'statistics');
 374         common_element('dt', 'membersince', _('Member since'));
 375         common_element('dd', 'membersince', date('j M Y',
 376                                                  strtotime($profile->created)));
 377
 378         common_element_start('dt', 'subscriptions');
 379         common_element('a', array('href' => common_local_url('subscriptions',
 380                                                              array('nickname' => $profile->nickname))),
 381                        _('Subscriptions'));
 382         common_element_end('dt');
 383         common_element('dd', 'subscriptions', (is_int($subs_count)) ? $subs_count : '0');
 384         common_element_start('dt', 'subscribers');
 385         common_element('a', array('href' => common_local_url('subscribers',
 386                                                              array('nickname' => $profile->nickname))),
 387                        _('Subscribers'));
 388         common_element_end('dt');
 389         common_element('dd', 'subscribers', (is_int($subbed_count)) ? $subbed_count : '0');
 390         common_element('dt', 'notices', _('Notices'));
 391         common_element('dd', 'notices', (is_int($notice_count)) ? $notice_count : '0');
 392         # XXX: link these to something
 393         common_element('dt', 'tags', _('Tags'));
 394         common_element_start('dd', 'tags');
 395         $tags = Profile_tag::getTags($profile->id, $profile->id);
 396
 397         common_element_start('ul', 'tags xoxo');
 398         foreach ($tags as $tag) {
 399             common_element_start('li');
 400             common_element('a', array('rel' => 'bookmark tag',
 401                                       'href' => common_local_url('peopletag',
 402                                                                  array('tag' => $tag))),
 403                            $tag);
 404             common_element_end('li');
 405         }
 406         common_element_end('ul');
 407         common_element_end('dd');
 408
 409         common_element_end('dl');
 410
 411         common_element_end('div');
 412     }
 413
 414     function show_notices($user)
 415     {
 416
 417         $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 418
 419         $notice = $user->getNotices(($page-1)*NOTICES_PER_PAGE, NOTICES_PER_PAGE + 1);
 420
 421         $pnl = new ProfileNoticeList($notice);
 422         $cnt = $pnl->show();
 423
 424         common_pagination($page>1, $cnt>NOTICES_PER_PAGE, $page,
 425                           'showstream', array('nickname' => $user->nickname));
 426     }
 427
 428     function show_last_notice($profile)
 429     {
 430
 431         common_element('h2', null, _('Currently'));
 432
 433         $notice = $profile->getCurrentNotice();
 434
 435         if ($notice) {
 436             # FIXME: URL, image, video, audio
 437             common_element_start('p', array('class' => 'notice_current'));
 438             if ($notice->rendered) {
 439                 common_raw($notice->rendered);
 440             } else {
 441                 # XXX: may be some uncooked notices in the DB,
 442                 # we cook them right now. This can probably disappear in future
 443                 # versions (>> 0.4.x)
 444                 common_raw(common_render_content($notice->content, $notice));
 445             }
 446             common_element_end('p');
 447         }
 448     }
 449 }
 450
 451 # We don't show the author for a profile, since we already know who it is!
 452
 453 class ProfileNoticeList extends NoticeList
 454 {
 455     function newListItem($notice)
 456     {
 457         return new ProfileNoticeListItem($notice);
 458     }
 459 }
 460
 461 class ProfileNoticeListItem extends NoticeListItem
 462 {
 463     function showAuthor()
 464     {
 465         return;
 466     }
 467 }