3 * Laconica, the distributed open-source microblogging tool
5 * Action for displaying the public stream
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Evan Prodromou <evan@controlyourself.ca>
25 * @copyright 2008-2009 Control Yourself, Inc.
26 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
27 * @link http://laconi.ca/
30 if (!defined('LACONICA')) {
35 * Action for displaying the public stream
39 * @author Evan Prodromou <evan@controlyourself.ca>
40 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
41 * @link http://laconi.ca/
43 * @see PublicrssAction
44 * @see PublicxrdsAction
47 class PublicAction extends Action
50 * page of the stream we're on; default = 1
56 * Read and validate arguments
58 * @param array $args URL parameters
60 * @return boolean success value
63 function prepare($args)
65 parent::prepare($args);
66 $this->page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
73 * Show the public stream, using recipe method showPage()
75 * @param array $args arguments, mostly unused
80 function handle($args)
82 parent::handle($args);
84 header('X-XRDS-Location: '. common_local_url('publicxrds'));
92 * @return page title, including page number if over 1
97 if ($this->page > 1) {
98 return sprintf(_('Public timeline, page %d'), $this->page);
100 return _('Public timeline');
105 * Output <head> elements for RSS and Atom feeds
112 $this->element('link', array('rel' => 'alternate',
113 'href' => common_local_url('publicrss'),
114 'type' => 'application/rss+xml',
115 'title' => _('Public Stream Feed')));
119 * Extra head elements
121 * We include a <meta> element linking to the publicxrds page, for OpenID
122 * client-side authentication.
129 // for client side of OpenID authentication
130 $this->element('meta', array('http-equiv' => 'X-XRDS-Location',
131 'content' => common_local_url('publicxrds')));
135 * Show tabset for this page
137 * Uses the PublicGroupNav widget
140 * @see PublicGroupNav
143 function showLocalNav()
145 $nav = new PublicGroupNav($this);
150 * Fill the content area
152 * Shows a list of the notices in the public stream, with some pagination
158 function showContent()
160 $notice = Notice::publicStream(($this->page-1)*NOTICES_PER_PAGE,
161 NOTICES_PER_PAGE + 1);
164 $this->server_error(_('Could not retrieve public stream.'));
168 $nl = new NoticeList($notice);
172 $this->pagination($this->page > 1, $cnt > NOTICES_PER_PAGE,
173 $this->page, 'public');
177 * Makes a list of exported feeds for this page
184 function showExportData()
186 $fl = new FeedList($this);
187 $fl->show(array(0 => array('href' => common_local_url('publicrss'),
189 'version' => 'RSS 1.0',
190 'item' => 'publicrss'),
191 1 => array('href' => common_local_url('publicatom'),
193 'version' => 'Atom 1.0',
194 'item' => 'publicatom')));