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                 common_element_end('div');
 150
 151                 common_element_start('div', array('id' => 'profile_information'));
 152
 153                 if ($profile->fullname) {
 154                         common_element('h1', NULL, $profile->fullname . ' (' . $profile->nickname . ')');
 155                 } else {
 156                         common_element('h1', NULL, $profile->nickname);
 157                 }
 158
 159
 160                 if ($profile->location) {
 161                         common_element('p', 'location', $profile->location);
 162                 }
 163                 if ($profile->bio) {
 164                         common_element('p', 'description', $profile->bio);
 165                 }
 166                 if ($profile->homepage) {
 167                         common_element_start('p', 'website');
 168                         common_element('a', array('href' => $profile->homepage,
 169                                                                           'rel' => 'me'),
 170                                                    $profile->homepage);
 171                         common_element_end('p');
 172                 }
 173
 174                 $this->show_statistics($profile);
 175
 176                 common_element_end('div');
 177         }
 178
 179         function show_subscribe_form($profile) {
 180                 common_element_start('form', array('id' => 'subscribe', 'method' => 'post',
 181                                                                                    'action' => common_local_url('subscribe')));
 182                 common_hidden('token', common_session_token());
 183                 common_element('input', array('id' => 'subscribeto',
 184                                                                           'name' => 'subscribeto',
 185                                                                           'type' => 'hidden',
 186                                                                           'value' => $profile->nickname));
 187                 common_element('input', array('type' => 'submit',
 188                                                                           'class' => 'submit',
 189                                                                           'value' => _('Subscribe')));
 190                 common_element_end('form');
 191         }
 192
 193         function show_remote_subscribe_link($profile) {
 194                 $url = common_local_url('remotesubscribe',
 195                                         array('nickname' => $profile->nickname));
 196                 common_element('a', array('href' => $url,
 197                                                                   'id' => 'remotesubscribe'),
 198                                            _('Subscribe'));
 199         }
 200
 201         function show_unsubscribe_form($profile) {
 202                 common_element_start('form', array('id' => 'unsubscribe', 'method' => 'post',
 203                                                                                    'action' => common_local_url('unsubscribe')));
 204                 common_hidden('token', common_session_token());
 205                 common_element('input', array('id' => 'unsubscribeto',
 206                                                                           'name' => 'unsubscribeto',
 207                                                                           'type' => 'hidden',
 208                                                                           'value' => $profile->nickname));
 209                 common_element('input', array('type' => 'submit',
 210                                                                           'class' => 'submit',
 211                                                                           'value' => _('Unsubscribe')));
 212                 common_element_end('form');
 213         }
 214
 215         function show_subscriptions($profile) {
 216                 global $config;
 217
 218                 $subs = DB_DataObject::factory('subscription');
 219                 $subs->subscriber = $profile->id;
 220                 $subs->whereAdd('subscribed != ' . $profile->id);
 221
 222                 $subs->orderBy('created DESC');
 223
 224                 # We ask for an extra one to know if we need to do another page
 225
 226                 $subs->limit(0, SUBSCRIPTIONS + 1);
 227
 228                 $subs_count = $subs->find();
 229
 230                 common_element_start('div', array('id' => 'subscriptions'));
 231
 232                 common_element('h2', NULL, _('Subscriptions'));
 233
 234                 if ($subs_count > 0) {
 235
 236                         common_element_start('ul', array('id' => 'subscriptions_avatars'));
 237
 238                         for ($i = 0; $i < min($subs_count, SUBSCRIPTIONS); $i++) {
 239
 240                                 if (!$subs->fetch()) {
 241                                         common_debug('Weirdly, broke out of subscriptions loop early', __FILE__);
 242                                         break;
 243                                 }
 244
 245                                 $other = Profile::staticGet($subs->subscribed);
 246
 247                                 common_element_start('li');
 248                                 common_element_start('a', array('title' => ($other->fullname) ?
 249                                                                                                 $other->fullname :
 250                                                                                                 $other->nickname,
 251                                                                                                 'href' => $other->profileurl,
 252                                                                                                 'rel' => 'contact',
 253                                                                                                 'class' => 'subscription'));
 254                                 $avatar = $other->getAvatar(AVATAR_MINI_SIZE);
 255                                 common_element('img', array('src' => (($avatar) ? common_avatar_display_url($avatar) :  common_default_avatar(AVATAR_MINI_SIZE)),
 256                                                                                         'width' => AVATAR_MINI_SIZE,
 257                                                                                         'height' => AVATAR_MINI_SIZE,
 258                                                                                         'class' => 'avatar mini',
 259                                                                                         'alt' =>  ($other->fullname) ?
 260                                                                                         $other->fullname :
 261                                                                                         $other->nickname));
 262                                 common_element_end('a');
 263                                 common_element_end('li');
 264                         }
 265
 266                         common_element_end('ul');
 267                 }
 268
 269                 if ($subs_count > SUBSCRIPTIONS) {
 270                         common_element_start('p', array('id' => 'subscriptions_viewall'));
 271
 272                         common_element('a', array('href' => common_local_url('subscriptions',
 273                                                                                                                                  array('nickname' => $profile->nickname)),
 274                                                                           'class' => 'moresubscriptions'),
 275                                                    _('All subscriptions'));
 276                         common_element_end('p');
 277                 }
 278
 279                 common_element_end('div');
 280         }
 281
 282         function show_statistics($profile) {
 283
 284                 // XXX: WORM cache this
 285                 $subs = DB_DataObject::factory('subscription');
 286                 $subs->subscriber = $profile->id;
 287                 $subs_count = (int) $subs->count() - 1;
 288
 289                 $subbed = DB_DataObject::factory('subscription');
 290                 $subbed->subscribed = $profile->id;
 291                 $subbed_count = (int) $subbed->count() - 1;
 292
 293                 $notices = DB_DataObject::factory('notice');
 294                 $notices->profile_id = $profile->id;
 295                 $notice_count = (int) $notices->count();
 296
 297                 common_element_start('div', 'statistics');
 298                 common_element('h2', 'statistics', _('Statistics'));
 299
 300                 # Other stats...?
 301                 common_element_start('dl', 'statistics');
 302                 common_element('dt', 'membersince', _('Member since'));
 303                 common_element('dd', 'membersince', date('j M Y',
 304                                                                                                  strtotime($profile->created)));
 305
 306                 common_element_start('dt', 'subscriptions');
 307                 common_element('a', array('href' => common_local_url('subscriptions',
 308                                                                                                                          array('nickname' => $profile->nickname))),
 309                                            _('Subscriptions'));
 310                 common_element_end('dt');
 311                 common_element('dd', 'subscriptions', (is_int($subs_count)) ? $subs_count : '0');
 312                 common_element_start('dt', 'subscribers');
 313                 common_element('a', array('href' => common_local_url('subscribers',
 314                                                                                                                          array('nickname' => $profile->nickname))),
 315                                            _('Subscribers'));
 316                 common_element_end('dt');
 317                 common_element('dd', 'subscribers', (is_int($subbed_count)) ? $subbed_count : '0');
 318                 common_element('dt', 'notices', _('Notices'));
 319                 common_element('dd', 'notices', (is_int($notice_count)) ? $notice_count : '0');
 320                 common_element_end('dl');
 321
 322                 common_element_end('div');
 323         }
 324
 325         function show_notices($profile) {
 326
 327                 $notice = DB_DataObject::factory('notice');
 328                 $notice->profile_id = $profile->id;
 329
 330                 $notice->orderBy('created DESC, notice.id DESC');
 331
 332                 $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 333
 334                 $notice->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1);
 335
 336                 $cnt = $notice->find();
 337
 338                 if ($cnt > 0) {
 339                         common_element_start('ul', array('id' => 'notices'));
 340
 341                         for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) {
 342                                 if ($notice->fetch()) {
 343                                         $this->show_notice($notice);
 344                                 } else {
 345                                         // shouldn't happen!
 346                                         break;
 347                                 }
 348                         }
 349
 350                         common_element_end('ul');
 351                 }
 352                 common_pagination($page>1, $cnt>NOTICES_PER_PAGE, $page,
 353                                                   'showstream', array('nickname' => $profile->nickname));
 354         }
 355
 356         function show_last_notice($profile) {
 357
 358                 common_element('h2', NULL, _('Currently'));
 359
 360                 $notice = $profile->getCurrentNotice();
 361
 362                 if ($notice) {
 363                         # FIXME: URL, image, video, audio
 364                         common_element_start('p', array('class' => 'notice_current'));
 365                         if ($notice->rendered) {
 366                                 common_raw($notice->rendered);
 367                         } else {
 368                                 # XXX: may be some uncooked notices in the DB,
 369                                 # we cook them right now. This can probably disappear in future
 370                                 # versions (>> 0.4.x)
 371                                 common_raw(common_render_content($notice->content, $notice));
 372                         }
 373                         common_element_end('p');
 374                 }
 375         }
 376
 377         function show_notice($notice) {
 378                 $profile = $notice->getProfile();
 379                 $user = common_current_user();
 380
 381                 # XXX: RDFa
 382                 common_element_start('li', array('class' => 'notice_single',
 383                                                                                  'id' => 'notice-' . $notice->id));
 384                 $noticeurl = common_local_url('shownotice', array('notice' => $notice->id));
 385                 # FIXME: URL, image, video, audio
 386                 common_element_start('p');
 387                 if ($notice->rendered) {
 388                         common_raw($notice->rendered);
 389                 } else {
 390                         # XXX: may be some uncooked notices in the DB,
 391                         # we cook them right now. This can probably disappear in future
 392                         # versions (>> 0.4.x)
 393                         common_raw(common_render_content($notice->content, $notice));
 394                 }
 395                 common_element_end('p');
 396                 common_element_start('p', array('class' => 'time'));
 397                 common_element('a', array('class' => 'permalink',
 398                                                                   'href' => $noticeurl,
 399                                                                   'title' => common_exact_date($notice->created)),
 400                                            common_date_string($notice->created));
 401                 if ($notice->source) {
 402                         common_text(_(' from '));
 403                         $this->source_link($notice->source);
 404                 }
 405                 if ($notice->reply_to) {
 406                         $replyurl = common_local_url('shownotice', array('notice' => $notice->reply_to));
 407                         common_text(' (');
 408                         common_element('a', array('class' => 'inreplyto',
 409                                                                           'href' => $replyurl),
 410                                                    _('in reply to...'));
 411                         common_text(')');
 412                 }
 413                 common_element_start('a',
 414                                                          array('href' => common_local_url('newnotice',
 415                                                                                                                           array('replyto' => $profile->nickname)),
 416                                                                    'onclick' => 'doreply("'.$profile->nickname.'"); return false',
 417                                                                    'title' => _('reply'),
 418                                                                    'class' => 'replybutton'));
 419                 common_raw('&rarr;');
 420                 common_element_end('a');
 421                 if ($user && $notice->profile_id == $user->id) {
 422                         $deleteurl = common_local_url('deletenotice', array('notice' => $notice->id));
 423                         common_element_start('a', array('class' => 'deletenotice',
 424                                                                                         'href' => $deleteurl,
 425                                                                                         'title' => _('delete')));
 426                         common_raw('&times;');
 427                         common_element_end('a');
 428                 }
 429                 common_element_end('p');
 430                 common_element_end('li');
 431         }
 432 }