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gnu-social-v2-archive-activ.../actions/inbox/Undo.php
Diogo Cordeiro edb3633bcd Proper AP Notices (fixed #46)
Explorer now works both for local and remote URIs
Fixed various serious errors (most of them in Explorer
and some in AP Profiles)
2018-07-29 02:35:04 +01:00

94 lines
3.8 KiB
PHP
Executable File

<?php
/**
* GNU social - a federating social network
*
* ActivityPubPlugin implementation for GNU Social
*
* 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 Plugin
* @package GNUsocial
* @author Diogo Cordeiro <diogo@fc.up.pt>
* @author Daniel Supernault <danielsupernault@gmail.com>
* @copyright 2018 Free Software Foundation http://fsf.org
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link https://www.gnu.org/software/social/
*/
if (!defined('GNUSOCIAL')) {
exit(1);
}
// Validate data
if (!isset($data->type)) {
ActivityPubReturn::error("Type was not specified.");
}
switch ($data->object->type) {
case "Like":
try {
// Validate data
if (!isset($data->object->object->id)) {
ActivityPubReturn::error("Notice ID was not specified.");
}
Fave::removeEntry($actor_profile, ActivityPubPlugin::get_local_notice_from_url($data->object->object->id));
// Notice disfavorited successfully.
ActivityPubReturn::answer(
Activitypub_undo::undo_to_array(
Activitypub_like::like_to_array(
Activitypub_notice::notice_to_array(
$actor_profile->getUrl(),
$data->object->object
)
)
)
);
} catch (Exception $e) {
ActivityPubReturn::error($e->getMessage(), 403);
}
break;
case "Follow":
// Validate data
if (!isset($data->object->object)) {
ActivityPubReturn::error("Object Actor URL was not specified.");
}
// Get valid Object profile
try {
$object_profile = new Activitypub_explorer;
$object_profile = $object_profile->lookup($data->object->object)[0];
} catch (Exception $e) {
ActivityPubReturn::error("Invalid Object Actor URL.", 404);
}
if (Subscription::exists($actor_profile, $object_profile)) {
Subscription::cancel($actor_profile, $object_profile);
// You are no longer following this person.
ActivityPubReturn::answer(
Activitypub_undo::undo_to_array(
Activitypub_accept::accept_to_array(
Activitypub_follow::follow_to_array(
$actor_profile->getUrl(),
$object_profile->getUrl()
)
)
)
);
} else {
ActivityPubReturn::error("You are not following this person already.", 409);
}
break;
default:
ActivityPubReturn::error("Invalid object type.");
break;
}