<?php /** * StatusNet, the distributed open-source microblogging tool * * Show the home 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); } /** * Returns the most recent notices (default 20) posted by the target user. * This is the equivalent of 'You and friends' page accessed via Web. * * @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 ApiTimelineHomeAction extends ApiBareAuthAction { var $notices = null; /** * Take arguments for running * * @param array $args $_REQUEST args * * @return boolean success flag */ protected function prepare(array $args=array()) { parent::prepare($args); $this->target = $this->getTargetProfile($this->arg('id')); if (!($this->target instanceof Profile)) { // TRANS: Client error displayed when requesting most recent dents by user and friends for a non-existing user. $this->clientError(_('No such user.'), 404); } $this->notices = $this->getNotices(); return true; } /** * Handle the request * * Just show the notices * * @return void */ protected function handle() { parent::handle(); $this->showTimeline(); } /** * Show the timeline of notices * * @return void */ function showTimeline() { $sitename = common_config('site', 'name'); // TRANS: Timeline title for user and friends. %s is a user nickname. $title = sprintf(_("%s and friends"), $this->target->nickname); $taguribase = TagURI::base(); $id = "tag:$taguribase:HomeTimeline:" . $this->target->id; $subtitle = sprintf( // TRANS: Message is used as a subtitle. %1$s is a user nickname, %2$s is a site name. _('Updates from %1$s and friends on %2$s!'), $this->target->nickname, $sitename ); $logo = $this->target->avatarUrl(AVATAR_PROFILE_SIZE); $link = common_local_url('all', array('nickname' => $this->target->nickname)); $self = $this->getSelfUri(); switch($this->format) { case 'xml': $this->showXmlTimeline($this->notices); break; case 'rss': $this->showRssTimeline( $this->notices, $title, $link, $subtitle, null, $logo, $self ); break; case 'atom': header('Content-Type: application/atom+xml; charset=utf-8'); $atom = new AtomNoticeFeed($this->auth_user); $atom->setId($id); $atom->setTitle($title); $atom->setSubtitle($subtitle); $atom->setLogo($logo); $atom->setUpdated('now'); $atom->addLink($link); $atom->setSelfLink($self); $atom->addEntryFromNotices($this->notices); $this->raw($atom->getString()); break; case 'json': $this->showJsonTimeline($this->notices); break; case 'as': header('Content-Type: ' . ActivityStreamJSONDocument::CONTENT_TYPE); $doc = new ActivityStreamJSONDocument($this->auth_user); $doc->setTitle($title); $doc->addLink($link, 'alternate', 'text/html'); $doc->addItemsFromNotices($this->notices); $this->raw($doc->asString()); break; default: // TRANS: Client error displayed when coming across a non-supported API method. $this->clientError(_('API method not found.'), 404); } } /** * Get notices * * @return array notices */ function getNotices() { $notices = array(); $stream = new InboxNoticeStream($this->target, $this->scoped); $notice = $stream->getNotices(($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(), $this->target->id, strtotime($this->notices[0]->created), strtotime($this->notices[$last]->created)) ) . '"'; } return null; } }