3 * StatusNet, the distributed open-source microblogging tool
5 * Show the public timeline
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 Craig Andrews <candrews@integralblue.com>
25 * @author Evan Prodromou <evan@status.net>
26 * @author Jeffery To <jeffery.to@gmail.com>
27 * @author mac65 <mac65@mac65.com>
28 * @author Mike Cochrane <mikec@mikenz.geek.nz>
29 * @author Robin Millette <robin@millette.info>
30 * @author Zach Copley <zach@status.net>
31 * @copyright 2009 StatusNet, Inc.
32 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
33 * @link http://status.net/
36 if (!defined('STATUSNET')) {
40 require_once INSTALLDIR . '/lib/apiprivateauth.php';
43 * Returns the most recent notices (default 20) posted by everybody
47 * @author Craig Andrews <candrews@integralblue.com>
48 * @author Evan Prodromou <evan@status.net>
49 * @author Jeffery To <jeffery.to@gmail.com>
50 * @author mac65 <mac65@mac65.com>
51 * @author Mike Cochrane <mikec@mikenz.geek.nz>
52 * @author Robin Millette <robin@millette.info>
53 * @author Zach Copley <zach@status.net>
54 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
55 * @link http://status.net/
58 class ApiTimelinePublicAction extends ApiPrivateAuthAction
64 * Take arguments for running
66 * @param array $args $_REQUEST args
68 * @return boolean success flag
72 function prepare($args)
74 parent::prepare($args);
76 $this->notices = $this->getNotices();
79 throw new ServerException("since parameter is disabled for performance; use since_id", 403);
88 * Just show the notices
90 * @param array $args $_REQUEST data (unused)
95 function handle($args)
97 parent::handle($args);
98 $this->showTimeline();
102 * Show the timeline of notices
107 function showTimeline()
109 $sitename = common_config('site', 'name');
110 $sitelogo = (common_config('site', 'logo')) ? common_config('site', 'logo') : Theme::path('logo.png');
111 $title = sprintf(_("%s public timeline"), $sitename);
112 $taguribase = TagURI::base();
113 $id = "tag:$taguribase:PublicTimeline";
114 $link = common_root_url();
115 $subtitle = sprintf(_("%s updates from everyone!"), $sitename);
117 switch($this->format) {
119 $this->showXmlTimeline($this->notices);
122 $this->showRssTimeline($this->notices, $title, $link, $subtitle, null, $sitelogo);
126 $atom = new AtomNoticeFeed();
129 $atom->setTitle($title);
130 $atom->setSubtitle($subtitle);
131 $atom->setLogo($sitelogo);
132 $atom->setUpdated('now');
134 $atom->addLink(common_local_url('public'));
138 'ApiTimelinePublic', array('format' => 'atom')
140 array('rel' => 'self', 'type' => 'application/atom+xml')
143 $atom->addEntryFromNotices($this->notices);
145 $this->raw($atom->getString());
149 $this->showJsonTimeline($this->notices);
152 $this->clientError(_('API method not found.'), $code = 404);
160 * @return array notices
163 function getNotices()
167 $notice = Notice::publicStream(
168 ($this->page - 1) * $this->count, $this->count, $this->since_id,
172 while ($notice->fetch()) {
173 $notices[] = clone($notice);
180 * Is this action read only?
182 * @param array $args other arguments
184 * @return boolean true
187 function isReadOnly($args)
193 * When was this feed last modified?
195 * @return string datestamp of the latest notice in the stream
198 function lastModified()
200 if (!empty($this->notices) && (count($this->notices) > 0)) {
201 return strtotime($this->notices[0]->created);
208 * An entity tag for this stream
210 * Returns an Etag based on the action name, language, and
211 * timestamps of the first and last notice in the timeline
213 * @return string etag
218 if (!empty($this->notices) && (count($this->notices) > 0)) {
220 $last = count($this->notices) - 1;
222 return '"' . implode(
224 array($this->arg('action'),
226 strtotime($this->notices[0]->created),
227 strtotime($this->notices[$last]->created))