forked from GNUsocial/gnu-social
80 lines
2.7 KiB
PHP
80 lines
2.7 KiB
PHP
<?php
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declare(strict_types = 1);
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// {{{ License
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social 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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// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
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// }}}
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/**
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* ActivityPub implementation for GNU social
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*
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* @package GNUsocial
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* @category ActivityPub
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*
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* @author Diogo Peralta Cordeiro <@diogo.site>
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* @copyright 2018-2019, 2021 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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namespace Plugin\ActivityPub\Util;
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social 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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// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
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use App\Core\Event;
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use XML_XRD;
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/**
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* DiscoveryHints implementation for GNU social
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*
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* @copyright 2018-2019, 2021 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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class DiscoveryHints
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{
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/**
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* Search the WebFinger XRD after an ActivityPub URI
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*/
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public static function fromXRD(XML_XRD $xrd): array
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{
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$hints = [];
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if (Event::handle('StartDiscoveryHintsFromXRD', [$xrd, &$hints])) {
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foreach ($xrd->links as $link) {
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if ($link->rel === 'self' && $link->type === 'application/activity+json') {
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$hints['activitypub'] = $link->href;
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break;
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}
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}
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Event::handle('EndDiscoveryHintsFromXRD', [$xrd, &$hints]);
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}
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return $hints;
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}
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}
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