250 lines
7.3 KiB
PHP
250 lines
7.3 KiB
PHP
<?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 the home timeline
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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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* @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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* @author mac65 <mac65@mac65.com>
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* @author Mike Cochrane <mikec@mikenz.geek.nz>
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* @author Robin Millette <robin@millette.info>
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* @author Zach Copley <zach@status.net>
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* @copyright 2009 StatusNet, Inc.
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* @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
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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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/**
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* Returns the most recent notices (default 20) posted by the target user.
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* This is the equivalent of 'You and friends' page accessed via Web.
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*
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* @category API
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* @package StatusNet
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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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* @author mac65 <mac65@mac65.com>
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* @author Mike Cochrane <mikec@mikenz.geek.nz>
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* @author Robin Millette <robin@millette.info>
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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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class ApiTimelineHomeAction extends ApiBareAuthAction
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{
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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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protected function prepare(array $args=array())
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{
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parent::prepare($args);
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$this->target = $this->getTargetProfile($this->arg('id'));
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if (!($this->target instanceof Profile)) {
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// TRANS: Client error displayed when requesting most recent dents by user and friends for a non-existing user.
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$this->clientError(_('No such user.'), 404);
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}
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$this->notices = $this->getNotices();
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return true;
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}
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/**
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* Handle the request
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*
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* Just show the notices
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*
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* @return void
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*/
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protected function handle()
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{
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parent::handle();
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$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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$sitename = common_config('site', 'name');
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// TRANS: Timeline title for user and friends. %s is a user nickname.
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$title = sprintf(_("%s and friends"), $this->target->nickname);
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$taguribase = TagURI::base();
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$id = "tag:$taguribase:HomeTimeline:" . $this->target->id;
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$subtitle = sprintf(
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// TRANS: Message is used as a subtitle. %1$s is a user nickname, %2$s is a site name.
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_('Updates from %1$s and friends on %2$s!'),
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$this->target->nickname, $sitename
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);
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$logo = $this->target->avatarUrl(AVATAR_PROFILE_SIZE);
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$link = common_local_url('all',
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array('nickname' => $this->target->nickname));
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$self = $this->getSelfUri();
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switch($this->format) {
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case 'xml':
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$this->showXmlTimeline($this->notices);
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break;
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case 'rss':
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$this->showRssTimeline(
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$this->notices,
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$title,
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$link,
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$subtitle,
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null,
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$logo,
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$self
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);
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break;
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case 'atom':
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header('Content-Type: application/atom+xml; charset=utf-8');
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$atom = new AtomNoticeFeed($this->auth_user);
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$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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$atom->addLink($link);
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$atom->setSelfLink($self);
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$atom->addEntryFromNotices($this->notices);
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$this->raw($atom->getString());
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break;
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case 'json':
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$this->showJsonTimeline($this->notices);
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break;
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case 'as':
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header('Content-Type: ' . ActivityStreamJSONDocument::CONTENT_TYPE);
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$doc = new ActivityStreamJSONDocument($this->auth_user);
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$doc->setTitle($title);
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$doc->addLink($link, 'alternate', 'text/html');
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$doc->addItemsFromNotices($this->notices);
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$this->raw($doc->asString());
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break;
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default:
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// TRANS: Client error displayed when coming across a non-supported API method.
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$this->clientError(_('API method not found.'), 404);
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}
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}
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/**
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* Get notices
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*
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* @return array notices
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*/
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function getNotices()
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{
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$notices = array();
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$stream = new InboxNoticeStream($this->target, $this->scoped);
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$notice = $stream->getNotices(($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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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($this->notices[0]->created);
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}
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return null;
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}
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/**
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* An entity tag for this stream
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*
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* Returns an Etag based on the action name, language, user ID, and
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* timestamps of the first and last notice in the timeline
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*
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* @return string etag
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*/
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function etag()
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{
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if (!empty($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_user_cache_hash($this->auth_user),
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common_language(),
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$this->target->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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