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' => $profile->bio));
  96                 }
  97         }
  98
  99         function no_such_user() {
 100                 common_user_error(_('No such user.'));
 101         }
 102
 103         function show_profile($profile) {
 104
 105                 common_element_start('div', array('id' => 'profile'));
 106
 107                 $this->show_personal($profile);
 108
 109                 $this->show_last_notice($profile);
 110
 111                 $cur = common_current_user();
 112
 113                 $this->show_subscriptions($profile);
 114
 115                 common_element_end('div');
 116         }
 117
 118         function show_personal($profile) {
 119
 120                 $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 121                 common_element_start('div', array('id' => 'profile_avatar'));
 122                 common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_PROFILE_SIZE),
 123                                                                         'class' => 'avatar profile',
 124                                                                         'width' => AVATAR_PROFILE_SIZE,
 125                                                                         'height' => AVATAR_PROFILE_SIZE,
 126                                                                         'alt' => $profile->nickname));
 127                 $cur = common_current_user();
 128                 if ($cur) {
 129                         if ($cur->id != $profile->id) {
 130                                 if ($cur->isSubscribed($profile)) {
 131                                         $this->show_unsubscribe_form($profile);
 132                                 } else {
 133                                         $this->show_subscribe_form($profile);
 134                                 }
 135                         }
 136                 } else {
 137                         $this->show_remote_subscribe_link($profile);
 138                 }
 139                 common_element_end('div');
 140
 141                 common_element_start('div', array('id' => 'profile_information'));
 142
 143                 if ($profile->fullname) {
 144                         common_element('h1', NULL, $profile->fullname . ' (' . $profile->nickname . ')');
 145                 } else {
 146                         common_element('h1', NULL, $profile->nickname);
 147                 }
 148
 149
 150                 if ($profile->location) {
 151                         common_element('p', 'location', $profile->location);
 152                 }
 153                 if ($profile->bio) {
 154                         common_element('p', 'description', $profile->bio);
 155                 }
 156                 if ($profile->homepage) {
 157                         common_element_start('p', 'website');
 158                         common_element('a', array('href' => $profile->homepage),
 159                                                    $profile->homepage);
 160                         common_element_end('p');
 161                 }
 162
 163                 $this->show_statistics($profile);
 164
 165                 common_element_end('div');
 166         }
 167
 168         function show_subscribe_form($profile) {
 169                 common_element_start('form', array('id' => 'subscribe', 'method' => 'post',
 170                                                                                    'action' => common_local_url('subscribe')));
 171                 common_element('input', array('id' => 'subscribeto',
 172                                                                           'name' => 'subscribeto',
 173                                                                           'type' => 'hidden',
 174                                                                           'value' => $profile->nickname));
 175                 common_element('input', array('type' => 'submit',
 176                                                                           'class' => 'submit',
 177                                                                           'value' => _('Subscribe')));
 178                 common_element_end('form');
 179         }
 180
 181         function show_remote_subscribe_link($profile) {
 182                 $url = common_local_url('remotesubscribe',
 183                                         array('nickname' => $profile->nickname));
 184                 common_element('a', array('href' => $url,
 185                                                                   'id' => 'remotesubscribe'),
 186                                            _('Subscribe'));
 187         }
 188
 189         function show_unsubscribe_form($profile) {
 190                 common_element_start('form', array('id' => 'unsubscribe', 'method' => 'post',
 191                                                                                    'action' => common_local_url('unsubscribe')));
 192                 common_element('input', array('id' => 'unsubscribeto',
 193                                                                           'name' => 'unsubscribeto',
 194                                                                           'type' => 'hidden',
 195                                                                           'value' => $profile->nickname));
 196                 common_element('input', array('type' => 'submit',
 197                                                                           'class' => 'submit',
 198                                                                           'value' => _('Unsubscribe')));
 199                 common_element_end('form');
 200         }
 201
 202         function show_subscriptions($profile) {
 203                 global $config;
 204
 205                 $subs = DB_DataObject::factory('subscription');
 206                 $subs->subscriber = $profile->id;
 207                 $subs->orderBy('created DESC');
 208
 209                 # We ask for an extra one to know if we need to do another page
 210
 211                 $subs->limit(0, SUBSCRIPTIONS + 1);
 212
 213                 $subs_count = $subs->find();
 214
 215                 common_element_start('div', array('id' => 'subscriptions'));
 216
 217                 common_element('h2', NULL, _('Subscriptions'));
 218
 219                 if ($subs_count > 0) {
 220
 221                         common_element_start('ul', array('id' => 'subscriptions_avatars'));
 222
 223                         for ($i = 0; $i < min($subs_count, SUBSCRIPTIONS); $i++) {
 224
 225                                 if (!$subs->fetch()) {
 226                                         common_debug('Weirdly, broke out of subscriptions loop early', __FILE__);
 227                                         break;
 228                                 }
 229
 230                                 $other = Profile::staticGet($subs->subscribed);
 231
 232                                 common_element_start('li');
 233                                 common_element_start('a', array('title' => ($other->fullname) ?
 234                                                                                                 $other->fullname :
 235                                                                                                 $other->nickname,
 236                                                                                                 'href' => $other->profileurl,
 237                                                                                                 'class' => 'subscription'));
 238                                 $avatar = $other->getAvatar(AVATAR_MINI_SIZE);
 239                                 common_element('img', array('src' => (($avatar) ? common_avatar_display_url($avatar) :  common_default_avatar(AVATAR_MINI_SIZE)),
 240                                                                                         'width' => AVATAR_MINI_SIZE,
 241                                                                                         'height' => AVATAR_MINI_SIZE,
 242                                                                                         'class' => 'avatar mini',
 243                                                                                         'alt' =>  ($other->fullname) ?
 244                                                                                         $other->fullname :
 245                                                                                         $other->nickname));
 246                                 common_element_end('a');
 247                                 common_element_end('li');
 248                         }
 249
 250                         common_element_end('ul');
 251                 }
 252
 253                 if ($subs_count > SUBSCRIPTIONS) {
 254                         common_element_start('p', array('id' => 'subscriptions_viewall'));
 255
 256                         common_element('a', array('href' => common_local_url('subscriptions',
 257                                                                                                                                  array('nickname' => $profile->nickname)),
 258                                                                           'class' => 'moresubscriptions'),
 259                                                    _('All subscriptions'));
 260                         common_element_end('p');
 261                 }
 262
 263                 common_element_end('div');
 264         }
 265
 266         function show_statistics($profile) {
 267
 268                 // XXX: WORM cache this
 269                 $subs = DB_DataObject::factory('subscription');
 270                 $subs->subscriber = $profile->id;
 271                 $subs_count = (int) $subs->count();
 272
 273                 $subbed = DB_DataObject::factory('subscription');
 274                 $subbed->subscribed = $profile->id;
 275                 $subbed_count = (int) $subbed->count();
 276
 277                 $notices = DB_DataObject::factory('notice');
 278                 $notices->profile_id = $profile->id;
 279                 $notice_count = (int) $notices->count();
 280
 281                 common_element_start('div', 'statistics');
 282                 common_element('h2', 'statistics', _('Statistics'));
 283
 284                 # Other stats...?
 285                 common_element_start('dl', 'statistics');
 286                 common_element('dt', 'membersince', _('Member since'));
 287                 common_element('dd', 'membersince', date('j M Y',
 288                                                                                                  strtotime($profile->created)));
 289
 290                 common_element_start('dt', 'subscriptions');
 291                 common_element('a', array('href' => common_local_url('subscriptions',
 292                                                                                                                          array('nickname' => $profile->nickname))),
 293                                            _('Subscriptions'));
 294                 common_element_end('dt');
 295                 common_element('dd', 'subscriptions', (is_int($subs_count)) ? $subs_count : '0');
 296                 common_element_start('dt', 'subscribers');
 297                 common_element('a', array('href' => common_local_url('subscribers',
 298                                                                                                                          array('nickname' => $profile->nickname))),
 299                                            _('Subscribers'));
 300                 common_element_end('dt');
 301                 common_element('dd', 'subscribers', (is_int($subbed_count)) ? $subbed_count : '0');
 302                 common_element('dt', 'notices', _('Notices'));
 303                 common_element('dd', 'notices', (is_int($notice_count)) ? $notice_count : '0');
 304                 common_element_end('dl');
 305
 306                 common_element_end('div');
 307         }
 308
 309         function show_notices($profile) {
 310
 311                 $notice = DB_DataObject::factory('notice');
 312                 $notice->profile_id = $profile->id;
 313
 314                 $notice->orderBy('created DESC, notice.id DESC');
 315
 316                 $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 317
 318                 $notice->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1);
 319
 320                 $cnt = $notice->find();
 321
 322                 if ($cnt > 0) {
 323                         common_element_start('ul', array('id' => 'notices'));
 324
 325                         for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) {
 326                                 if ($notice->fetch()) {
 327                                         $this->show_notice($notice);
 328                                 } else {
 329                                         // shouldn't happen!
 330                                         break;
 331                                 }
 332                         }
 333
 334                         common_element_end('ul');
 335                 }
 336                 common_pagination($page>1, $cnt>NOTICES_PER_PAGE, $page,
 337                                                   'showstream', array('nickname' => $profile->nickname));
 338         }
 339
 340         function show_last_notice($profile) {
 341
 342                 common_element('h2', NULL, _('Currently'));
 343
 344                 $notice = $profile->getCurrentNotice();
 345
 346                 if ($notice) {
 347                         # FIXME: URL, image, video, audio
 348                         common_element_start('p', array('class' => 'notice_current'));
 349                         if ($notice->rendered) {
 350                                 common_raw($notice->rendered);
 351                         } else {
 352                                 # XXX: may be some uncooked notices in the DB,
 353                                 # we cook them right now. This can probably disappear in future
 354                                 # versions (>> 0.4.x)
 355                                 common_raw(common_render_content($notice->content, $notice));
 356                         }
 357                         common_element_end('p');
 358                 }
 359         }
 360
 361         function show_notice($notice) {
 362                 $profile = $notice->getProfile();
 363                 # XXX: RDFa
 364                 common_element_start('li', array('class' => 'notice_single',
 365                                                                                  'id' => 'notice-' . $notice->id));
 366                 $noticeurl = common_local_url('shownotice', array('notice' => $notice->id));
 367                 # FIXME: URL, image, video, audio
 368                 common_element_start('p');
 369                 if ($notice->rendered) {
 370                         common_raw($notice->rendered);
 371                 } else {
 372                         # XXX: may be some uncooked notices in the DB,
 373                         # we cook them right now. This can probably disappear in future
 374                         # versions (>> 0.4.x)
 375                         common_raw(common_render_content($notice->content, $notice));
 376                 }
 377                 common_element_end('p');
 378                 common_element_start('p', array('class' => 'time'));
 379                 common_element('a', array('class' => 'permalink',
 380                                                                   'href' => $noticeurl,
 381                                                                   'title' => common_exact_date($notice->created)),
 382                                            common_date_string($notice->created));
 383                 if ($notice->reply_to) {
 384                         $replyurl = common_local_url('shownotice', array('notice' => $notice->reply_to));
 385                         common_text(' (');
 386                         common_element('a', array('class' => 'inreplyto',
 387                                                                           'href' => $replyurl),
 388                                                    _('in reply to...'));
 389                         common_text(')');
 390                 }
 391                 common_element_start('a',
 392                                                          array('href' => common_local_url('newnotice',
 393                                                                                                                           array('replyto' => $profile->nickname)),
 394                                                                    'onclick' => 'doreply("'.$profile->nickname.'"); return false',
 395                                                                    'title' => _('reply'),
 396                                                                    'class' => 'replybutton'));
 397                 common_raw('&rarr;');
 398                 common_element_end('a');
 399                 common_element_end('p');
 400                 common_element_end('li');
 401         }
 402 }