gnu-social/plugins/OStatus/actions/peopletagsalmon.php

142 lines
4.3 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/>.
*/
/**
* @package OStatusPlugin
*/
if (!defined('STATUSNET')) {
exit(1);
}
class PeopletagsalmonAction extends SalmonAction
{
var $peopletag = null;
function prepare($args)
{
parent::prepare($args);
$id = $this->trimmed('id');
if (!$id) {
$this->clientError(_m('No ID.'));
}
$this->peopletag = Profile_list::staticGet('id', $id);
if (empty($this->peopletag)) {
$this->clientError(_m('No such people tag.'));
}
$oprofile = Ostatus_profile::staticGet('peopletag_id', $id);
if (!empty($oprofile)) {
$this->clientError(_m('Cannot accept remote posts for a remote people tag.'));
}
return true;
}
/**
* We've gotten a follow/subscribe notification from a remote user.
* Save a subscription relationship for them.
*/
/**
* Postel's law: consider a "follow" notification as a "join".
*/
function handleFollow()
{
$this->handleSubscribe();
}
/**
* Postel's law: consider an "unfollow" notification as a "unsubscribe".
*/
function handleUnfollow()
{
$this->handleUnsubscribe();
}
/**
* A remote user subscribed.
* @fixme move permission checks and event call into common code,
* currently we're doing the main logic in joingroup action
* and so have to repeat it here.
*/
function handleSubscribe()
{
$oprofile = $this->ensureProfile();
if (!$oprofile) {
$this->clientError(_m('Cannot read profile to set up profile tag subscription.'));
}
if ($oprofile->isGroup()) {
$this->clientError(_m('Groups cannot subscribe to people tags.'));
}
common_log(LOG_INFO, "Remote profile {$oprofile->uri} subscribing to local peopletag ".$this->peopletag->getBestName());
$profile = $oprofile->localProfile();
if ($this->peopletag->hasSubscriber($profile)) {
// Already a member; we'll take it silently to aid in resolving
// inconsistencies on the other side.
return true;
}
// should we block those whom the tagger has blocked from listening to
// his own updates?
try {
Profile_tag_subscription::add($this->peopletag, $profile);
} catch (Exception $e) {
$this->serverError(sprintf(_m('Could not subscribe remote user %1$s to people tag %2$s.'),
$oprofile->uri, $this->peopletag->getBestName()));
}
}
/**
* A remote user unsubscribed from our peopletag.
*/
function handleUnsubscribe()
{
$oprofile = $this->ensureProfile();
if (!$oprofile) {
$this->clientError(_m('Cannot read profile to cancel people tag membership.'));
}
if ($oprofile->isGroup()) {
$this->clientError(_m('Groups cannot subscribe to people tags.'));
}
common_log(LOG_INFO, "Remote profile {$oprofile->uri} unsubscribing from local peopletag ".$this->peopletag->getBestName());
$profile = $oprofile->localProfile();
try {
Profile_tag_subscription::remove($this->peopletag->tagger, $this->peopletag->tag, $profile->id);
} catch (Exception $e) {
$this->serverError(sprintf(_m('Could not remove remote user %1$s from people tag %2$s.'),
$oprofile->uri, $this->peopletag->getBestName()));
return;
}
}
}