mirror of https://github.com/friendica/friendica
93 lines
3.3 KiB
PHP
93 lines
3.3 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2024, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program 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
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Worker;
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use DOMDocument;
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use Friendica\Content\Text\HTML;
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use Friendica\Core\Logger;
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use Friendica\DI;
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use Friendica\Model\Profile;
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use Friendica\Model\User;
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use Friendica\Network\HTTPClient\Client\HttpClientAccept;
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use Friendica\Network\HTTPClient\Client\HttpClientOptions;
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use GuzzleHttp\Psr7\Uri;
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/* This class is used to verify the homepage link of a user profile.
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* To do so, we look for rel="me" links in the given homepage, if one
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* of them points to the Friendica profile of the user, a verification
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* mark is added to the link.
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*
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* To reverse the process, if a homepage link is given, it is displayed
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* with the rel="me" attribute as well, so that 3rd party tools can
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* verify the connection between the two pages.
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*
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* This task will be performed by the worker on a daily basis _and_ every
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* time the user changes their homepage link. In the first case the priority
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* of the task is set to LOW, with the second case it is MEDIUM.
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*
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* rel-me microformat docs https://microformats.org/wiki/rel-me
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*/
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class CheckRelMeProfileLink
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{
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/* Checks the homepage of a profile for a rel-me link back to the user profile
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*
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* @param $uid (int) the UID of the user
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*/
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public static function execute(int $uid)
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{
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Logger::notice('Verifying the homepage', ['uid' => $uid]);
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Profile::update(['homepage_verified' => false], $uid);
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$owner = User::getOwnerDataById($uid);
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if (empty($owner['homepage'])) {
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Logger::notice('The user has no homepage link.', ['uid' => $uid]);
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return;
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}
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$xrd_timeout = DI::config()->get('system', 'xrd_timeout');
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$curlResult = DI::httpClient()->get($owner['homepage'], HttpClientAccept::HTML, [HttpClientOptions::TIMEOUT => $xrd_timeout]);
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if (!$curlResult->isSuccess()) {
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Logger::notice('Could not cURL the homepage URL', ['owner homepage' => $owner['homepage']]);
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return;
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}
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$content = $curlResult->getBodyString();
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if (!$content) {
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Logger::notice('Empty body of the fetched homepage link). Cannot verify the relation to profile of UID %s.', ['uid' => $uid, 'owner homepage' => $owner['homepage']]);
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return;
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}
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$doc = new DOMDocument();
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if (!@$doc->loadHTML($content)) {
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Logger::notice('Could not parse the content');
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return;
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}
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if (HTML::checkRelMeLink($doc, new Uri($owner['url']))) {
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Profile::update(['homepage_verified' => true], $uid);
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Logger::notice('Homepage URL verified', ['uid' => $uid, 'owner homepage' => $owner['homepage']]);
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} else {
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Logger::notice('Homepage URL could not be verified', ['uid' => $uid, 'owner homepage' => $owner['homepage']]);
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}
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}
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}
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