actions/public.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 class PublicAction extends StreamAction {
  25
  26         function handle($args) {
  27                 parent::handle($args);
  28
  29                 $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
  30
  31                 common_show_header(_t('Public timeline'), array($this, 'show_header'));
  32
  33                 # XXX: Public sidebar here?
  34
  35                 $this->show_notices($page);
  36
  37                 common_show_footer();
  38         }
  39
  40         function show_header() {
  41                 common_element('link', array('rel' => 'alternate',
  42                                                                          'href' => common_local_url('publicrss'),
  43                                                                          'type' => 'application/rss+xml',
  44                                                                          'title' => _t('Public Stream Feed')));
  45         }
  46
  47         function show_notices($page) {
  48
  49                 $notice = DB_DataObject::factory('notice');
  50
  51                 # XXX: filter out private notifications
  52
  53                 $notice->orderBy('created DESC');
  54
  55                 # We fetch one extra, to see if we need an "older" link
  56
  57                 $notice->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1);
  58
  59                 $cnt = $notice->find();
  60
  61                 if ($cnt > 0) {
  62                         common_element_start('ul', array('id' => 'notices'));
  63                         for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) {
  64                                 if ($notice->fetch()) {
  65                                         $this->show_notice($notice);
  66                                 } else {
  67                                         // shouldn't happen!
  68                                         break;
  69                                 }
  70                         }
  71                         common_element_end('ul');
  72                 }
  73
  74                 common_pagination($page > 1, $cnt > NOTICES_PER_PAGE,
  75                                                   $page, 'public');
  76         }
  77 }
  78