gnu-social/plugins/RemoteFollow/RemoteFollowPlugin.php

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<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
/**
* Remote Follow implementation for GNU social
*
* @package GNUsocial
* @author Bruno Casteleiro <brunoccast@fc.up.pt>
* @copyright 2019 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
defined('GNUSOCIAL') || die();
class RemoteFollowPlugin extends Plugin
{
const PLUGIN_VERSION = '0.1.0';
/**
* Route/Reroute urls
*
* @param URLMapper $m
* @return void
*/
public function onRouterInitialized(URLMapper $m): void
{
// discovery
$m->connect('main/remotefollow/nickname/:nickname',
['action' => 'RemoteFollowInit'],
['nickname' => Nickname::DISPLAY_FMT]);
$m->connect('main/remotefollow',
['action' => 'RemoteFollowInit']);
// remote follow
$m->connect('main/remotefollowsub',
['action' => 'RemoteFollowSub']);
}
/**
* Add remote-follow button to someone's profile
*
* @param HTMLOutputter $out
* @param Profile $target
* @return bool hook return value
*/
public function onStartProfileRemoteSubscribe(HTMLOutputter $out, Profile $target): bool
{
if (common_logged_in() || !$target->isLocal()) {
return true;
}
$out->elementStart('li', 'entity_subscribe');
$url = common_local_url('RemoteFollowInit', ['nickname' => $target->getNickname()]);
$out->element('a',
['href' => $url,
'class' => 'entity_remote_subscribe'],
// TRANS: Link text for the follow button
_m('Subscribe'));
$out->elementEnd('li');
return true;
}
/**
* Add remote-follow button in the subscriptions list
*
* @param Action $action
* @return bool hook return value
*/
public function onStartShowSubscriptionsContent(Action $action): bool
{
$this->showEntityRemoteSubscribe($action);
return true;
}
/**
* Add remote-follow button to the profile subscriptions minilist
*
* @param Action $action
* @return bool hook return value
*/
public function onEndShowSubscriptionsMiniList(Action $action): bool
{
$this->showEntityRemoteSubscribe($action);
return true;
}
/**
* Add webfinger profile link for remote subscription
*/
function onEndWebFingerProfileLinks(XML_XRD $xrd, Profile $target): bool
{
$xrd->links[] = new XML_XRD_Element_Link('http://ostatus.org/schema/1.0/subscribe',
common_local_url('RemoteFollowSub') . '?profile={uri}',
null, // type not set
true); // isTemplate
return true;
}
/**
* Plugin version information
*
* @param array $versions
* @return bool hook return value
*/
public function onPluginVersion(array &$versions): bool
{
$versions[] = [
'name' => 'RemoteFollow',
'version' => self::PLUGIN_VERSION,
'author' => 'Bruno Casteleiro',
'homepage' => 'https://notabug.org/diogo/gnu-social/src/nightly/plugins/RemoteFollow',
// TRANS: Plugin description.
'rawdescription' => _m('Add remote-follow button support to GNU social')
];
return true;
}
/**
* Add remote-follow button to some required action
*
* @param Action $action
* @return void
*/
public function showEntityRemoteSubscribe(Action $action): void
{
if (!$action->getScoped() instanceof Profile) {
// not logged in
return;
}
if ($action->getScoped()->sameAs($action->getTarget())) {
$action->elementStart('div', 'entity_actions');
$action->elementStart('p', ['id' => 'entity_remote_subscribe',
'class' => 'entity_subscribe']);
$action->element('a',
['href' => common_local_url('RemoteFollowSub'),
'class' => 'entity_remote_subscribe'],
// TRANS: Link text for link to remote subscribe.
_m('Remote'));
$action->elementEnd('p');
$action->elementEnd('div');
}
}
}