forked from GNUsocial/gnu-social
151 lines
4.0 KiB
PHP
151 lines
4.0 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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* Class for building an Atom feed from a collection of 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 Feed
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* @package StatusNet
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* @author Zach Copley <zach@status.net>
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* @copyright 2010 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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{
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exit(1);
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}
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/**
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* Class for creating a feed that represents a collection of notices. Builds the
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* feed in memory. Get the feed as a string with AtomNoticeFeed::getString().
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*
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* @category Feed
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* @package StatusNet
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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 AtomNoticeFeed extends Atom10Feed
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{
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var $cur;
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/**
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* Constructor - adds a bunch of XML namespaces we need in our
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* notice-specific Atom feeds, and allows setting the current
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* authenticated user (useful for API methods).
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*
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* @param User $cur the current authenticated user (optional)
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* @param boolean $indent Whether to indent XML output
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*
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*/
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function __construct($cur = null, $indent = true) {
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parent::__construct($indent);
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$this->cur = $cur;
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// Feeds containing notice info use these namespaces
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$this->addNamespace(
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'thr',
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'http://purl.org/syndication/thread/1.0'
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);
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$this->addNamespace(
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'georss',
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'http://www.georss.org/georss'
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);
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$this->addNamespace(
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'activity',
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'http://activitystrea.ms/spec/1.0/'
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);
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$this->addNamespace(
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'media',
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'http://purl.org/syndication/atommedia'
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);
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$this->addNamespace(
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'poco',
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'http://portablecontacts.net/spec/1.0'
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);
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// XXX: What should the uri be?
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$this->addNamespace(
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'ostatus',
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'http://ostatus.org/schema/1.0'
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);
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$this->addNamespace(
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'statusnet',
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'http://status.net/schema/api/1/'
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);
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}
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/**
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* Add more than one Notice to the feed
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*
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* @param mixed $notices an array of Notice objects or handle
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*
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*/
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function addEntryFromNotices($notices)
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{
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if (is_array($notices)) {
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foreach ($notices as $notice) {
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$this->addEntryFromNotice($notice);
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}
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} else {
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while ($notices->fetch()) {
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$this->addEntryFromNotice($notices);
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}
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}
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}
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/**
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* Add a single Notice to the feed
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*
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* @param Notice $notice a Notice to add
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*/
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function addEntryFromNotice($notice)
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{
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try {
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$source = $this->showSource();
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$author = $this->showAuthor();
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$cur = empty($this->cur) ? common_current_user() : $this->cur;
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$this->addEntryRaw($notice->asAtomEntry(false, $source, $author, $cur));
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} catch (Exception $e) {
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common_log(LOG_ERR, $e->getMessage());
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// we continue on exceptions
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}
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}
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function showSource()
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{
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return true;
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}
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function showAuthor()
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{
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return true;
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}
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}
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