gnu-social/lib/useractivitystream.php
2010-09-15 15:18:01 -04:00

152 lines
3.7 KiB
PHP

<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010 StatusNet, Inc.
*
* 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/>.
*/
/**
* Class for activity streams
*
* Includes faves, notices, and subscriptions.
*
* We extend atomusernoticefeed since it does some nice setup for us.
*
*/
class UserActivityStream extends AtomUserNoticeFeed
{
function __construct($user, $indent = true)
{
parent::__construct($user, null, $indent);
$subscriptions = $this->getSubscriptions();
$subscribers = $this->getSubscribers();
$groups = $this->getGroups();
$faves = $this->getFaves();
$notices = $this->getNotices();
$objs = array_merge($subscriptions, $subscribers, $groups, $faves, $notices);
// Sort by create date
usort($objs, 'UserActivityStream::compareObject');
foreach ($objs as $obj) {
$act = $obj->asActivity();
// Only show the author sub-element if it's different from default user
$str = $act->asString(false, ($act->actor->id != $this->user->uri));
$this->addEntryRaw($str);
}
}
function compareObject($a, $b)
{
$ac = strtotime((empty($a->created)) ? $a->modified : $a->created);
$bc = strtotime((empty($b->created)) ? $b->modified : $b->created);
return (($ac == $bc) ? 0 : (($ac < $bc) ? 1 : -1));
}
function getSubscriptions()
{
$subs = array();
$sub = new Subscription();
$sub->subscriber = $this->user->id;
if ($sub->find()) {
while ($sub->fetch()) {
if ($sub->subscribed != $this->user->id) {
$subs[] = clone($sub);
}
}
}
return $subs;
}
function getSubscribers()
{
$subs = array();
$sub = new Subscription();
$sub->subscribed = $this->user->id;
if ($sub->find()) {
while ($sub->fetch()) {
if ($sub->subscriber != $this->user->id) {
$subs[] = clone($sub);
}
}
}
return $subs;
}
function getFaves()
{
$faves = array();
$fave = new Fave();
$fave->user_id = $this->user->id;
if ($fave->find()) {
while ($fave->fetch()) {
$faves[] = clone($fave);
}
}
return $faves;
}
function getNotices()
{
$notices = array();
$notice = new Notice();
$notice->profile_id = $this->user->id;
if ($notice->find()) {
while ($notice->fetch()) {
$notices[] = clone($notice);
}
}
return $notices;
}
function getGroups()
{
$groups = array();
$gm = new Group_member();
$gm->profile_id = $this->user->id;
if ($gm->find()) {
while ($gm->fetch()) {
$groups[] = clone($gm);
}
}
return $groups;
}
}