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