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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Show a user's timeline
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category API
* @package StatusNet
* @author Craig Andrews <candrews@integralblue.com>
* @author Evan Prodromou <evan@status.net>
* @author Jeffery To <jeffery.to@gmail.com>
* @author mac65 <mac65@mac65.com>
* @author Mike Cochrane <mikec@mikenz.geek.nz>
* @author Robin Millette <robin@millette.info>
* @author Zach Copley <zach@status.net>
* @copyright 2009 StatusNet, Inc.
* @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
exit(1);
}
require_once INSTALLDIR . '/lib/apibareauth.php';
/**
* Returns the most recent notices (default 20) posted by the authenticating
* user. Another user's timeline can be requested via the id parameter. This
* is the API equivalent of the user profile web page.
*
* @category API
* @package StatusNet
* @author Craig Andrews <candrews@integralblue.com>
* @author Evan Prodromou <evan@status.net>
* @author Jeffery To <jeffery.to@gmail.com>
* @author mac65 <mac65@mac65.com>
* @author Mike Cochrane <mikec@mikenz.geek.nz>
* @author Robin Millette <robin@millette.info>
* @author Zach Copley <zach@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
class ApiTimelineUserAction extends ApiBareAuthAction
{
var $notices = null;
/**
* Take arguments for running
*
* @param array $args $_REQUEST args
*
* @return boolean success flag
*
*/
function prepare($args)
{
parent::prepare($args);
$this->user = $this->getTargetUser($this->arg('id'));
if (empty($this->user)) {
$this->clientError(_('No such user.'), 404, $this->format);
return;
}
$this->notices = $this->getNotices();
return true;
}
/**
* Handle the request
*
* Just show the notices
*
* @param array $args $_REQUEST data (unused)
*
* @return void
*/
function handle($args)
{
parent::handle($args);
$this->showTimeline();
}
/**
* Show the timeline of notices
*
* @return void
*/
function showTimeline()
{
$profile = $this->user->getProfile();
// We'll use the shared params from the Atom stub
// for other feed types.
$atom = new AtomUserNoticeFeed($this->user, $this->auth_user);
$link = common_local_url(
'showstream',
array('nickname' => $this->user->nickname)
);
$self = $this->getSelfUri();
// FriendFeed's SUP protocol
// Also added RSS and Atom feeds
$suplink = common_local_url('sup', null, null, $this->user->id);
header('X-SUP-ID: ' . $suplink);
switch($this->format) {
case 'xml':
$this->showXmlTimeline($this->notices);
break;
case 'rss':
$this->showRssTimeline(
$this->notices,
$atom->title,
$link,
$atom->subtitle,
$suplink,
$atom->logo,
$self
);
break;
case 'atom':
header('Content-Type: application/atom+xml; charset=utf-8');
$atom->setId($self);
$atom->setSelfLink($self);
$atom->addEntryFromNotices($this->notices);
$this->raw($atom->getString());
break;
case 'json':
$this->showJsonTimeline($this->notices);
break;
default:
$this->clientError(_('API method not found.'), $code = 404);
break;
}
}
/**
* Get notices
*
* @return array notices
*/
function getNotices()
{
$notices = array();
$notice = $this->user->getNotices(
($this->page-1) * $this->count, $this->count,
$this->since_id, $this->max_id
);
while ($notice->fetch()) {
$notices[] = clone($notice);
}
return $notices;
}
/**
* Is this action read only?
*
* @param array $args other arguments
*
* @return boolean true
*/
function isReadOnly($args)
{
return true;
}
/**
* When was this feed last modified?
*
* @return string datestamp of the latest notice in the stream
*/
function lastModified()
{
if (!empty($this->notices) && (count($this->notices) > 0)) {
return strtotime($this->notices[0]->created);
}
return null;
}
/**
* An entity tag for this stream
*
* Returns an Etag based on the action name, language, user ID, and
* timestamps of the first and last notice in the timeline
*
* @return string etag
*/
function etag()
{
if (!empty($this->notices) && (count($this->notices) > 0)) {
$last = count($this->notices) - 1;
return '"' . implode(
':',
array($this->arg('action'),
common_user_cache_hash($this->auth_user),
common_language(),
$this->user->id,
strtotime($this->notices[0]->created),
strtotime($this->notices[$last]->created))
)
. '"';
}
return null;
}
}
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