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', 5);
  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(_t('User record exists without profile.'));
  45                         return;
  46                 }
  47
  48                 # Looks like we're good; show the header
  49
  50                 common_show_header($profile->nickname, array($this, 'show_header'), $user);
  51
  52                 $cur = common_current_user();
  53
  54                 if ($cur && $profile->id == $cur->id) {
  55                         common_notice_form();
  56                 }
  57
  58                 $this->show_sidebar($profile);
  59
  60                 $this->show_notices($profile);
  61
  62                 common_show_footer();
  63         }
  64
  65         function show_header($user) {
  66                 common_element('link', array('rel' => 'alternate',
  67                                                                          'href' => common_local_url('userrss', array('nickname' =>
  68                                                                                                                                                            $user->nickname)),
  69                                                                          'type' => 'application/rss+xml',
  70                                                                          'title' => _t('Notice feed for ') . $user->nickname));
  71                 # for remote subscriptions etc.
  72                 common_element('meta', array('http-equiv' => 'X-XRDS-Location',
  73                                                                          'content' => common_local_url('xrds', array('nickname' =>
  74                                                                                                                                                            $user->nickname))));
  75         }
  76
  77         function no_such_user() {
  78                 common_user_error('No such user');
  79         }
  80
  81         function show_sidebar($profile) {
  82
  83                 common_element_start('div', 'sidebar width33 floatRight greenBg');
  84
  85                 $this->show_profile($profile);
  86
  87                 $this->show_last_notice($profile);
  88
  89                 $cur = common_current_user();
  90
  91                 if ($cur && $cur->id != $profile->id) {
  92                         if ($cur->isSubscribed($profile)) {
  93                                 $this->show_unsubscribe_form($profile);
  94                         } else {
  95                                 $this->show_subscribe_form($profile);
  96                         }
  97                 }
  98
  99                 $this->show_statistics($profile);
 100
 101                 $this->show_subscriptions($profile);
 102
 103                 common_element_end('div');
 104         }
 105
 106         function show_profile($profile) {
 107                 common_element_start('div', 'profile');
 108
 109                 $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 110                 if ($avatar) {
 111                         common_element('img', array('src' => $avatar->url,
 112                                                                                 'class' => 'avatar profile',
 113                                                                                 'width' => AVATAR_PROFILE_SIZE,
 114                                                                                 'height' => AVATAR_PROFILE_SIZE,
 115                                                                                 'alt' => $profile->nickname));
 116                 }
 117                 if ($profile->fullname) {
 118                         common_element_start('div', 'fullname');
 119                         if ($profile->homepage) {
 120                                 common_element('a', array('href' => $profile->homepage),
 121                                                            $profile->fullname);
 122                         } else {
 123                                 common_text($profile->fullname);
 124                         }
 125                         common_element_end('div');
 126                 }
 127                 if ($profile->location) {
 128                         common_element('div', 'location', $profile->location);
 129                 }
 130                 if ($profile->bio) {
 131                         common_element('div', 'bio', $profile->bio);
 132                 }
 133                 common_element_end('div');
 134         }
 135
 136         function show_subscribe_form($profile) {
 137                 common_element_start('form', array('id' => 'subscribe', 'method' => 'POST',
 138                                                                                    'action' => common_local_url('subscribe')));
 139                 common_element('input', array('id' => 'subscribeto',
 140                                                                           'name' => 'subscribeto',
 141                                                                           'type' => 'hidden',
 142                                                                           'value' => $profile->nickname));
 143                 common_element('input', array('type' => 'submit',
 144                                                                           'class' => 'button',
 145                                                                           'value' => _t('Subscribe')));
 146                 common_element_end('form');
 147         }
 148
 149         function show_unsubscribe_form($profile) {
 150                 common_element_start('form', array('id' => 'unsubscribe', 'method' => 'POST',
 151                                                                                    'action' => common_local_url('unsubscribe')));
 152                 common_element('input', array('id' => 'unsubscribeto',
 153                                                                           'name' => 'unsubscribeto',
 154                                                                           'type' => 'hidden',
 155                                                                           'value' => $profile->nickname));
 156                 common_element('input', array('type' => 'submit',
 157                                                                           'class' => 'button',
 158                                                                           'value' => _t('Unsubscribe')));
 159                 common_element_end('form');
 160         }
 161
 162         function show_subscriptions($profile) {
 163                 global $config;
 164
 165                 # XXX: add a limit
 166                 $subs = DB_DataObject::factory('subscription');
 167                 $subs->subscriber = $profile->id;
 168
 169                 # We ask for an extra one to know if we need to do another page
 170
 171                 $subs->limit(0, SUBSCRIPTIONS);
 172
 173                 $subs_count = $subs->find();
 174
 175                 common_element_start('div', 'subscriptions');
 176
 177                 common_element('h2', 'subscriptions', _t('Subscriptions'));
 178
 179                 $idx = 0;
 180
 181                 while ($subs->fetch()) {
 182                         $idx++;
 183                         if ($idx % SUBSCRIPTIONS_PER_ROW == 1) {
 184                                 common_element_start('div', 'row');
 185                         }
 186
 187                         $other = Profile::staticGet($subs->subscribed);
 188
 189                         common_element_start('a', array('title' => ($other->fullname) ?
 190                                                                                         $other->fullname :
 191                                                                                         $other->nickname,
 192                                                                                         'href' => $other->profileurl,
 193                                                                                         'class' => 'subscription'));
 194                         $avatar = $other->getAvatar(AVATAR_MINI_SIZE);
 195                         common_element('img', array('src' => (($avatar) ? $avatar->url :  common_default_avatar(AVATAR_MINI_SIZE)),
 196                                                                                 'width' => AVATAR_MINI_SIZE,
 197                                                                                 'height' => AVATAR_MINI_SIZE,
 198                                                                                 'class' => 'avatar mini',
 199                                                                                 'alt' =>  ($other->fullname) ?
 200                                                                                 $other->fullname :
 201                                                                                 $other->nickname));
 202                         common_element_end('a');
 203
 204                         if ($idx % SUBSCRIPTIONS_PER_ROW == 0) {
 205                                 common_element_end('div');
 206                         }
 207
 208                         if ($idx == SUBSCRIPTIONS) {
 209                                 break;
 210                         }
 211                 }
 212
 213                 # close any unclosed row
 214                 if ($idx % SUBSCRIPTIONS_PER_ROW != 0) {
 215                         common_element_end('div');
 216                 }
 217
 218                 common_element('a', array('href' => common_local_url('subscriptions',
 219                                                                                                                          array('nickname' => $profile->nickname)),
 220                                                                   'class' => 'moresubscriptions'),
 221                                            _t('All subscriptions'));
 222
 223                 common_element_end('div');
 224         }
 225
 226         function show_statistics($profile) {
 227
 228                 // XXX: WORM cache this
 229                 $subs = DB_DataObject::factory('subscription');
 230                 $subs->subscriber = $profile->id;
 231                 $subs_count = (int) $subs->count();
 232
 233                 $subbed = DB_DataObject::factory('subscription');
 234                 $subbed->subscribed = $profile->id;
 235                 $subbed_count = (int) $subbed->count();
 236
 237                 $notices = DB_DataObject::factory('notice');
 238                 $notices->profile_id = $profile->id;
 239                 $notice_count = (int) $notices->count();
 240
 241                 common_element_start('div', 'statistics');
 242                 common_element('h2', 'statistics', _t('Statistics'));
 243
 244                 # Other stats...?
 245                 common_element_start('dl', 'statistics');
 246                 common_element('dt', 'subscriptions', _t('Subscriptions'));
 247                 common_element('dd', 'subscriptions', $subs_count);
 248                 common_element('dt', 'subscribers', _t('Subscribers'));
 249                 common_element('dd', 'subscribers', $subbed_count);
 250                 common_element('dt', 'notices', _t('Notices'));
 251                 common_element('dd', 'notices', $notice_count);
 252                 common_element_end('dl');
 253
 254                 common_element_end('div');
 255         }
 256
 257         function show_notices($profile) {
 258
 259                 $notice = DB_DataObject::factory('notice');
 260                 $notice->profile_id = $profile->id;
 261
 262                 $notice->orderBy('created DESC');
 263
 264                 $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 265
 266                 $notice->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1);
 267
 268                 $cnt = $notice->find();
 269
 270                 common_element_start('div', 'notices width66 floatLeft');
 271
 272                 common_element_start('ul', 'bigLinks');
 273
 274                 for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) {
 275                         if ($notice->fetch()) {
 276                                 $this->show_notice($notice);
 277                         } else {
 278                                 // shouldn't happen!
 279                                 break;
 280                         }
 281                 }
 282
 283                 common_element_end('ul');
 284
 285                 if ($page > 1) {
 286                         common_element_start('span', 'floatLeft width25');
 287                         common_element('a', array('href' => common_local_url('showstream',
 288                                                                                                                                  array('nickname' => $profile->nickname,
 289                                                                                                                                            'page' => $page-1)),
 290                                                                           'class' => 'newer'),
 291                                                    _t('Newer'));
 292                         common_element_end('span');
 293                 }
 294
 295                 if ($cnt > NOTICES_PER_PAGE) {
 296                         common_element_start('span', 'floatRight width25');
 297                         common_element('a', array('href' => common_local_url('showstream',
 298                                                                                                                                  array('nickname' => $profile->nickname,
 299                                                                                                                                            'page' => $page+1)),
 300                                                                           'class' => 'older'),
 301                                                    _t('Older'));
 302                         common_element_end('span');
 303                 }
 304
 305                 # XXX: show a link for the next page
 306                 common_element_end('div');
 307         }
 308
 309         function show_last_notice($profile) {
 310
 311                 common_element_start('div', 'lastnotice');
 312                 common_element('h2', 'lastnotice', _t('Currently'));
 313
 314                 $notice = DB_DataObject::factory('notice');
 315                 $notice->profile_id = $profile->id;
 316                 $notice->orderBy('created DESC');
 317                 $notice->limit(0, 1);
 318
 319                 if ($notice->find(true)) {
 320                         # FIXME: URL, image, video, audio
 321                         common_element('span', array('class' => 'content'),
 322                                                    $notice->content);
 323                 }
 324
 325                 common_element_end('div');
 326         }
 327
 328         function show_notice($notice) {
 329                 $profile = $notice->getProfile();
 330                 # XXX: RDFa
 331                 common_element_start('li', array('class' => 'notice',
 332                                                                                  'id' => 'notice-' . $notice->id));
 333                 $noticeurl = common_local_url('shownotice', array('notice' => $notice->id));
 334                 # FIXME: URL, image, video, audio
 335                 common_element_start('a', array('class' => 'notice',
 336                                                                   'href' => $noticeurl));
 337                 common_element('span', 'title', common_date_string($notice->created));
 338                 common_element('span', 'desc', $notice->content);
 339                 common_element_end('a');
 340                 common_element_end('li');
 341         }
 342 }