--- /dev/null
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Friendica\Module\OStatus;
+
+use Friendica\App;
+use Friendica\Core\L10n;
+use Friendica\Core\PConfig\Capability\IManagePersonalConfigValues;
+use Friendica\Core\Protocol;
+use Friendica\Core\Session\Capability\IHandleUserSessions;
+use Friendica\Model\APContact;
+use Friendica\Model\Contact;
+use Friendica\Module\Response;
+use Friendica\Navigation\SystemMessages;
+use Friendica\Network\HTTPClient\Capability\ICanSendHttpRequests;
+use Friendica\Network\HTTPClient\Client\HttpClientAccept;
+use Friendica\Protocol\ActivityPub;
+use Friendica\Util\Profiler;
+use Psr\Log\LoggerInterface;
+
+class Subscribe extends \Friendica\BaseModule
+{
+ /** @var IHandleUserSessions */
+ private $session;
+ /** @var SystemMessages */
+ private $systemMessages;
+ /** @var ICanSendHttpRequests */
+ private $httpClient;
+ /** @var IManagePersonalConfigValues */
+ private $pConfig;
+ /** @var App\Page */
+ private $page;
+
+ public function __construct(App\Page $page, IManagePersonalConfigValues $pConfig, ICanSendHttpRequests $httpClient, SystemMessages $systemMessages, IHandleUserSessions $session, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = [])
+ {
+ parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
+
+ $this->session = $session;
+ $this->systemMessages = $systemMessages;
+ $this->httpClient = $httpClient;
+ $this->pConfig = $pConfig;
+ $this->page = $page;
+ }
+
+ protected function content(array $request = []): string
+ {
+ if (!$this->session->getLocalUserId()) {
+ $this->systemMessages->addNotice($this->t('Permission denied.'));
+ $this->baseUrl->redirect('login');
+ }
+
+ $o = '<h2>' . $this->t('Subscribing to contacts') . '</h2>';
+
+ $uid = $this->session->getLocalUserId();
+
+ $counter = intval($request['counter'] ?? 0);
+
+ if ($this->pConfig->get($uid, 'ostatus', 'legacy_friends') == '') {
+ if (empty($request['url'])) {
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ return $o . $this->t('No contact provided.');
+ }
+
+ $contact = Contact::getByURL($request['url']);
+ if (!$contact) {
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ return $o . $this->t('Couldn\'t fetch information for contact.');
+ }
+
+ if ($contact['network'] == Protocol::OSTATUS) {
+ $api = $contact['baseurl'] . '/api/';
+
+ // Fetching friends
+ $curlResult = $this->httpClient->get($api . 'statuses/friends.json?screen_name=' . $contact['nick'], HttpClientAccept::JSON);
+
+ if (!$curlResult->isSuccess()) {
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ return $o . $this->t('Couldn\'t fetch friends for contact.');
+ }
+
+ $friends = $curlResult->getBody();
+ if (empty($friends)) {
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ return $o . $this->t('Couldn\'t fetch following contacts.');
+ }
+ $this->pConfig->set($uid, 'ostatus', 'legacy_friends', $friends);
+ } elseif ($apcontact = APContact::getByURL($contact['url'])) {
+ if (empty($apcontact['following'])) {
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ return $o . $this->t('Couldn\'t fetch remote profile.');
+ }
+ $followings = ActivityPub::fetchItems($apcontact['following']);
+ if (empty($followings)) {
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ return $o . $this->t('Couldn\'t fetch following contacts.');
+ }
+ $this->pConfig->set($uid, 'ostatus', 'legacy_friends', json_encode($followings));
+ } else {
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ return $o . $this->t('Unsupported network');
+ }
+ }
+
+ $friends = json_decode($this->pConfig->get($uid, 'ostatus', 'legacy_friends'));
+
+ if (empty($friends)) {
+ $friends = [];
+ }
+
+ $total = sizeof($friends);
+
+ if ($counter >= $total) {
+ $this->page['htmlhead'] = '<meta http-equiv="refresh" content="0; URL=' . $this->baseUrl . '/settings/connectors">';
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_friends');
+ $this->pConfig->delete($uid, 'ostatus', 'legacy_contact');
+ $o .= $this->t('Done');
+ return $o;
+ }
+
+ $friend = $friends[$counter++];
+
+ $url = $friend->statusnet_profile_url ?? $friend;
+
+ $o .= '<p>' . $counter . '/' . $total . ': ' . $url;
+
+ $probed = Contact::getByURL($url);
+ if (in_array($probed['network'], Protocol::FEDERATED)) {
+ $result = Contact::createFromProbeForUser($this->session->getLocalUserId(), $probed['url']);
+ if ($result['success']) {
+ $o .= ' - ' . $this->t('success');
+ } else {
+ $o .= ' - ' . $this->t('failed');
+ }
+ } else {
+ $o .= ' - ' . $this->t('ignored');
+ }
+
+ $o .= '</p>';
+
+ $o .= '<p>' . $this->t('Keep this window open until done.') . '</p>';
+
+ $this->page['htmlhead'] = '<meta http-equiv="refresh" content="0; URL=' . $this->baseUrl . '/ostatus/subscribe?counter=' . $counter . '">';
+
+ return $o;
+ }
+}