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 record exists without 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                                                                                                                                                            $user->nickname))));
  92         }
  93
  94         function no_such_user() {
  95                 common_user_error(_('No such user.'));
  96         }
  97
  98         function show_profile($profile) {
  99
 100                 common_element_start('div', array('id' => 'profile'));
 101
 102                 $this->show_personal($profile);
 103
 104                 $this->show_last_notice($profile);
 105
 106                 $cur = common_current_user();
 107
 108                 $this->show_subscriptions($profile);
 109
 110                 common_element_end('div');
 111         }
 112
 113         function show_personal($profile) {
 114
 115                 $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 116                 common_element_start('div', array('id' => 'profile_avatar'));
 117                 common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_PROFILE_SIZE),
 118                                                                         'class' => 'avatar profile',
 119                                                                         'width' => AVATAR_PROFILE_SIZE,
 120                                                                         'height' => AVATAR_PROFILE_SIZE,
 121                                                                         'alt' => $profile->nickname));
 122                 $cur = common_current_user();
 123                 if ($cur) {
 124                         if ($cur->id != $profile->id) {
 125                                 if ($cur->isSubscribed($profile)) {
 126                                         $this->show_unsubscribe_form($profile);
 127                                 } else {
 128                                         $this->show_subscribe_form($profile);
 129                                 }
 130                         }
 131                 } else {
 132                         $this->show_remote_subscribe_link($profile);
 133                 }
 134                 common_element_end('div');
 135
 136                 common_element_start('div', array('id' => 'profile_information'));
 137
 138                 if ($profile->fullname) {
 139                         common_element('h1', NULL, $profile->fullname . ' (' . $profile->nickname . ')');
 140                 } else {
 141                         common_element('h1', NULL, $profile->nickname);
 142                 }
 143
 144
 145                 if ($profile->location) {
 146                         common_element('p', 'location', $profile->location);
 147                 }
 148                 if ($profile->bio) {
 149                         common_element('p', 'description', $profile->bio);
 150                 }
 151                 if ($profile->homepage) {
 152                         common_element_start('p', 'website');
 153                         common_element('a', array('href' => $profile->homepage),
 154                                                    $profile->homepage);
 155                         common_element_end('p');
 156                 }
 157
 158                 $this->show_statistics($profile);
 159
 160                 common_element_end('div');
 161         }
 162
 163         function show_subscribe_form($profile) {
 164                 common_element_start('form', array('id' => 'subscribe', 'method' => 'post',
 165                                                                                    'action' => common_local_url('subscribe')));
 166                 common_element('input', array('id' => 'subscribeto',
 167                                                                           'name' => 'subscribeto',
 168                                                                           'type' => 'hidden',
 169                                                                           'value' => $profile->nickname));
 170                 common_element('input', array('type' => 'submit',
 171                                                                           'class' => 'submit',
 172                                                                           'value' => _('Subscribe')));
 173                 common_element_end('form');
 174         }
 175
 176         function show_remote_subscribe_link($profile) {
 177                 $url = common_local_url('remotesubscribe',
 178                                         array('nickname' => $profile->nickname));
 179                 common_element('a', array('href' => $url,
 180                                                                   'id' => 'remotesubscribe'),
 181                                            _('Subscribe'));
 182         }
 183
 184         function show_unsubscribe_form($profile) {
 185                 common_element_start('form', array('id' => 'unsubscribe', 'method' => 'post',
 186                                                                                    'action' => common_local_url('unsubscribe')));
 187                 common_element('input', array('id' => 'unsubscribeto',
 188                                                                           'name' => 'unsubscribeto',
 189                                                                           'type' => 'hidden',
 190                                                                           'value' => $profile->nickname));
 191                 common_element('input', array('type' => 'submit',
 192                                                                           'class' => 'submit',
 193                                                                           'value' => _('Unsubscribe')));
 194                 common_element_end('form');
 195         }
 196
 197         function show_subscriptions($profile) {
 198                 global $config;
 199
 200                 $subs = DB_DataObject::factory('subscription');
 201                 $subs->subscriber = $profile->id;
 202                 $subs->orderBy('created DESC');
 203
 204                 # We ask for an extra one to know if we need to do another page
 205
 206                 $subs->limit(0, SUBSCRIPTIONS + 1);
 207
 208                 $subs_count = $subs->find();
 209
 210                 common_element_start('div', array('id' => 'subscriptions'));
 211
 212                 common_element('h2', NULL, _('Subscriptions'));
 213
 214                 if ($subs_count > 0) {
 215
 216                         common_element_start('ul', array('id' => 'subscriptions_avatars'));
 217
 218                         for ($i = 0; $i < min($subs_count, SUBSCRIPTIONS); $i++) {
 219
 220                                 if (!$subs->fetch()) {
 221                                         common_debug('Weirdly, broke out of subscriptions loop early', __FILE__);
 222                                         break;
 223                                 }
 224
 225                                 $other = Profile::staticGet($subs->subscribed);
 226
 227                                 common_element_start('li');
 228                                 common_element_start('a', array('title' => ($other->fullname) ?
 229                                                                                                 $other->fullname :
 230                                                                                                 $other->nickname,
 231                                                                                                 'href' => $other->profileurl,
 232                                                                                                 'class' => 'subscription'));
 233                                 $avatar = $other->getAvatar(AVATAR_MINI_SIZE);
 234                                 common_element('img', array('src' => (($avatar) ? common_avatar_display_url($avatar) :  common_default_avatar(AVATAR_MINI_SIZE)),
 235                                                                                         'width' => AVATAR_MINI_SIZE,
 236                                                                                         'height' => AVATAR_MINI_SIZE,
 237                                                                                         'class' => 'avatar mini',
 238                                                                                         'alt' =>  ($other->fullname) ?
 239                                                                                         $other->fullname :
 240                                                                                         $other->nickname));
 241                                 common_element_end('a');
 242                                 common_element_end('li');
 243                         }
 244
 245                         common_element_end('ul');
 246                 }
 247
 248                 if ($subs_count > SUBSCRIPTIONS) {
 249                         common_element_start('p', array('id' => 'subscriptions_viewall'));
 250
 251                         common_element('a', array('href' => common_local_url('subscriptions',
 252                                                                                                                                  array('nickname' => $profile->nickname)),
 253                                                                           'class' => 'moresubscriptions'),
 254                                                    _('All subscriptions'));
 255                         common_element_end('p');
 256                 }
 257
 258                 common_element_end('div');
 259         }
 260
 261         function show_statistics($profile) {
 262
 263                 // XXX: WORM cache this
 264                 $subs = DB_DataObject::factory('subscription');
 265                 $subs->subscriber = $profile->id;
 266                 $subs_count = (int) $subs->count();
 267
 268                 $subbed = DB_DataObject::factory('subscription');
 269                 $subbed->subscribed = $profile->id;
 270                 $subbed_count = (int) $subbed->count();
 271
 272                 $notices = DB_DataObject::factory('notice');
 273                 $notices->profile_id = $profile->id;
 274                 $notice_count = (int) $notices->count();
 275
 276                 common_element_start('div', 'statistics');
 277                 common_element('h2', 'statistics', _('Statistics'));
 278
 279                 # Other stats...?
 280                 common_element_start('dl', 'statistics');
 281                 common_element('dt', 'membersince', _('Member since'));
 282                 common_element('dd', 'membersince', date('j M Y',
 283                                                                                                  strtotime($profile->created)));
 284
 285                 common_element_start('dt', 'subscriptions');
 286                 common_element('a', array('href' => common_local_url('subscriptions',
 287                                                                                                                          array('nickname' => $profile->nickname))),
 288                                            _('Subscriptions'));
 289                 common_element_end('dt');
 290                 common_element('dd', 'subscriptions', $subs_count);
 291                 common_element_start('dt', 'subscribers');
 292                 common_element('a', array('href' => common_local_url('subscribers',
 293                                                                                                                          array('nickname' => $profile->nickname))),
 294                                            _('Subscribers'));
 295                 common_element_end('dt');
 296                 common_element('dd', 'subscribers', $subbed_count);
 297                 common_element('dt', 'notices', _('Notices'));
 298                 common_element('dd', 'notices', $notice_count);
 299                 common_element_end('dl');
 300
 301                 common_element_end('div');
 302         }
 303
 304         function show_notices($profile) {
 305
 306                 $notice = DB_DataObject::factory('notice');
 307                 $notice->profile_id = $profile->id;
 308
 309                 $notice->orderBy('created DESC');
 310
 311                 $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 312
 313                 $notice->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1);
 314
 315                 $cnt = $notice->find();
 316
 317                 if ($cnt > 0) {
 318                         common_element_start('ul', array('id' => 'notices'));
 319
 320                         for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) {
 321                                 if ($notice->fetch()) {
 322                                         $this->show_notice($notice);
 323                                 } else {
 324                                         // shouldn't happen!
 325                                         break;
 326                                 }
 327                         }
 328
 329                         common_element_end('ul');
 330                 }
 331                 common_pagination($page>1, $cnt>NOTICES_PER_PAGE, $page,
 332                                                   'showstream', array('nickname' => $profile->nickname));
 333         }
 334
 335         function show_last_notice($profile) {
 336
 337                 common_element('h2', NULL, _('Currently'));
 338
 339                 $notice = $profile->getCurrentNotice();
 340
 341                 if ($notice) {
 342                         # FIXME: URL, image, video, audio
 343                         common_element_start('p', array('class' => 'notice_current'));
 344                         if ($notice->rendered) {
 345                                 common_raw($notice->rendered);
 346                         } else {
 347                                 # XXX: may be some uncooked notices in the DB,
 348                                 # we cook them right now. This can probably disappear in future
 349                                 # versions (>> 0.4.x)
 350                                 common_raw(common_render_content($notice->content, $notice));
 351                         }
 352                         common_element_end('p');
 353                 }
 354         }
 355
 356         function show_notice($notice) {
 357                 $profile = $notice->getProfile();
 358                 # XXX: RDFa
 359                 common_element_start('li', array('class' => 'notice_single',
 360                                                                                  'id' => 'notice-' . $notice->id));
 361                 $noticeurl = common_local_url('shownotice', array('notice' => $notice->id));
 362                 # FIXME: URL, image, video, audio
 363                 common_element_start('p');
 364                 if ($notice->rendered) {
 365                         common_raw($notice->rendered);
 366                 } else {
 367                         # XXX: may be some uncooked notices in the DB,
 368                         # we cook them right now. This can probably disappear in future
 369                         # versions (>> 0.4.x)
 370                         common_raw(common_render_content($notice->content, $notice));
 371                 }
 372                 common_element_end('p');
 373                 common_element_start('p', array('class' => 'time'));
 374                 common_element('a', array('class' => 'permalink',
 375                                                                   'href' => $noticeurl,
 376                                                                   'title' => common_exact_date($notice->created)),
 377                                            common_date_string($notice->created));
 378                 if ($notice->reply_to) {
 379                         $replyurl = common_local_url('shownotice', array('notice' => $notice->reply_to));
 380                         common_text(' (');
 381                         common_element('a', array('class' => 'inreplyto',
 382                                                                           'href' => $replyurl),
 383                                                    _t('in reply to...'));
 384                         common_text(')');
 385                 }
 386                 common_element_start('a',
 387                                                          array('href' => common_local_url('newnotice',
 388                                                                                                                           array('replyto' => $profile->nickname)),
 389                                                                    'onclick' => 'doreply("'.$profile->nickname.'"); return false',
 390                                                                    'title' => _t('reply'),
 391                                                                    'class' => 'replybutton'));
 392                 common_raw('&rarr;');
 393                 common_element_end('a');
 394                 common_element_end('p');
 395                 common_element_end('li');
 396         }
 397 }