2009-10-07 09:26:45 +09:00
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<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Show a group's notices
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category API
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* @package StatusNet
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2009-10-13 08:36:00 +09:00
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* @author Craig Andrews <candrews@integralblue.com>
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* @author Evan Prodromou <evan@status.net>
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* @author Jeffery To <jeffery.to@gmail.com>
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2009-10-07 09:26:45 +09:00
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* @author Zach Copley <zach@status.net>
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* @copyright 2009 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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2009-11-05 15:03:41 +09:00
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require_once INSTALLDIR . '/lib/apiprivateauth.php';
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2009-10-07 09:26:45 +09:00
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/**
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* Returns the most recent notices (default 20) posted to the group specified by ID
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*
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* @category API
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* @package StatusNet
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2009-10-13 08:36:00 +09:00
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* @author Craig Andrews <candrews@integralblue.com>
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* @author Evan Prodromou <evan@status.net>
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* @author Jeffery To <jeffery.to@gmail.com>
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2009-10-07 09:26:45 +09:00
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* @author Zach Copley <zach@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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2009-11-05 15:03:41 +09:00
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class ApiTimelineGroupAction extends ApiPrivateAuthAction
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2009-10-07 09:26:45 +09:00
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{
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var $group = null;
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var $notices = null;
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/**
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* Take arguments for running
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*
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* @param array $args $_REQUEST args
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*
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* @return boolean success flag
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*
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*/
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function prepare($args)
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{
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parent::prepare($args);
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2009-10-10 09:32:53 +09:00
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$this->group = $this->getTargetGroup($this->arg('id'));
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2009-10-07 09:26:45 +09:00
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return true;
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}
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/**
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* Handle the request
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*
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* Just show the notices
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*
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* @param array $args $_REQUEST data (unused)
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*
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* @return void
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*/
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function handle($args)
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{
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parent::handle($args);
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2009-11-17 04:59:32 +09:00
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if (empty($this->group)) {
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$this->clientError(_('Group not found!'), 404, $this->format);
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return false;
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}
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$this->notices = $this->getNotices();
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2009-10-07 09:26:45 +09:00
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$this->showTimeline();
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}
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/**
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* Show the timeline of notices
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*
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* @return void
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*/
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function showTimeline()
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{
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$sitename = common_config('site', 'name');
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2009-12-08 20:28:11 +09:00
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$avatar = $this->group->homepage_logo;
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2009-10-07 09:26:45 +09:00
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$title = sprintf(_("%s timeline"), $this->group->nickname);
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2010-02-21 03:31:20 +09:00
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$taguribase = TagURI::base();
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2009-10-07 09:26:45 +09:00
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$id = "tag:$taguribase:GroupTimeline:" . $this->group->id;
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2010-02-13 05:22:12 +09:00
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2009-10-07 09:26:45 +09:00
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$subtitle = sprintf(
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_('Updates from %1$s on %2$s!'),
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$this->group->nickname,
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$sitename
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);
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2010-02-13 05:22:12 +09:00
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$logo = ($avatar) ? $avatar : User_group::defaultLogo(AVATAR_PROFILE_SIZE);
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2009-10-07 09:26:45 +09:00
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switch($this->format) {
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case 'xml':
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2009-10-10 09:53:35 +09:00
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$this->showXmlTimeline($this->notices);
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2009-10-07 09:26:45 +09:00
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break;
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case 'rss':
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2010-02-13 05:22:12 +09:00
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$this->showRssTimeline(
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2009-10-07 09:26:45 +09:00
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$this->notices,
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$title,
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2010-02-13 05:22:12 +09:00
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$this->group->homeUrl(),
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2009-10-07 09:26:45 +09:00
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$subtitle,
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null,
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2009-12-08 20:28:11 +09:00
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$logo
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2009-10-07 09:26:45 +09:00
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);
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break;
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2010-02-13 05:22:12 +09:00
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case 'atom':
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header('Content-Type: application/atom+xml; charset=utf-8');
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try {
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2010-02-13 12:00:35 +09:00
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// If this was called using an integer ID, i.e.: using the canonical
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// URL for this group's feed, then pass the Group object into the feed,
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// so the OStatus plugin, and possibly other plugins, can access it.
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// Feels sorta hacky. -- Z
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$atom = null;
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$id = $this->arg('id');
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if (strval(intval($id)) === strval($id)) {
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$atom = new AtomGroupNoticeFeed($this->group);
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} else {
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$atom = new AtomGroupNoticeFeed();
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}
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2010-02-13 05:22:12 +09:00
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$atom->setId($id);
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$atom->setTitle($title);
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$atom->setSubtitle($subtitle);
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$atom->setLogo($logo);
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$atom->setUpdated('now');
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$atom->addAuthorRaw($this->group->asAtomAuthor());
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$atom->setActivitySubject($this->group->asActivitySubject());
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$atom->addLink($this->group->homeUrl());
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$id = $this->arg('id');
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$aargs = array('format' => 'atom');
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if (!empty($id)) {
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$aargs['id'] = $id;
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}
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$atom->addLink(
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$this->getSelfUri('ApiTimelineGroup', $aargs),
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array('rel' => 'self', 'type' => 'application/atom+xml')
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);
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$atom->addEntryFromNotices($this->notices);
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$this->raw($atom->getString());
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} catch (Atom10FeedException $e) {
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$this->serverError(
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'Could not generate feed for group - ' . $e->getMessage()
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);
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return;
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}
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break;
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2009-10-07 09:26:45 +09:00
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case 'json':
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2009-10-10 09:53:35 +09:00
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$this->showJsonTimeline($this->notices);
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2009-10-07 09:26:45 +09:00
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break;
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default:
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$this->clientError(
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2010-01-10 20:26:24 +09:00
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_('API method not found.'),
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2009-10-07 09:26:45 +09:00
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404,
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$this->format
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);
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break;
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}
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}
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/**
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* Get notices
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*
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* @return array notices
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*/
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function getNotices()
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{
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$notices = array();
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$notice = $this->group->getNotices(
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($this->page-1) * $this->count,
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$this->count,
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$this->since_id,
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$this->max_id,
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$this->since
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);
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while ($notice->fetch()) {
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$notices[] = clone($notice);
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}
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return $notices;
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}
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/**
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* Is this action read only?
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*
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* @param array $args other arguments
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*
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* @return boolean true
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*/
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function isReadOnly($args)
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{
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return true;
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}
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/**
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* When was this feed last modified?
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*
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* @return string datestamp of the latest notice in the stream
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*/
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function lastModified()
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{
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if (!empty($this->notices) && (count($this->notices) > 0)) {
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return strtotime($this->notices[0]->created);
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}
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return null;
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}
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/**
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* An entity tag for this stream
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*
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* Returns an Etag based on the action name, language, group ID and
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* timestamps of the first and last notice in the timeline
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*
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* @return string etag
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*/
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function etag()
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{
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if (!empty($this->notices) && (count($this->notices) > 0)) {
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$last = count($this->notices) - 1;
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return '"' . implode(
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':',
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array($this->arg('action'),
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common_language(),
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$this->group->id,
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strtotime($this->notices[0]->created),
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strtotime($this->notices[$last]->created))
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)
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. '"';
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}
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return null;
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}
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}
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