src/Worker/PushSubscription.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2022, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica\Worker;
  23
  24 use Friendica\Content\Text\BBCode;
  25 use Friendica\Content\Text\Plaintext;
  26 use Friendica\Core\Logger;
  27 use Friendica\Database\DBA;
  28 use Friendica\DI;
  29 use Friendica\Factory\Api\Mastodon\Notification as NotificationFactory;
  30 use Friendica\Model\Contact;
  31 use Friendica\Model\Post;
  32 use Friendica\Model\Subscription as ModelSubscription;
  33 use Friendica\Model\User;
  34 use Friendica\Navigation\Notifications;
  35 use Friendica\Network\HTTPException\NotFoundException;
  36 use Minishlink\WebPush\WebPush;
  37 use Minishlink\WebPush\Subscription;
  38
  39 class PushSubscription
  40 {
  41         /**
  42          * Creates push subscription by subscription and notification ids
  43          *
  44          * @param int $sid Subscription id
  45          * @param int $nid Notification id
  46          * @return void
  47          */
  48         public static function execute(int $sid, int $nid)
  49         {
  50                 Logger::info('Start', ['subscription' => $sid, 'notification' => $nid]);
  51
  52                 $subscription = DBA::selectFirst('subscription', [], ['id' => $sid]);
  53                 if (empty($subscription)) {
  54                         Logger::info('Subscription not found', ['subscription' => $sid]);
  55                         return;
  56                 }
  57
  58                 try {
  59                         $notification = DI::notification()->selectOneById($nid);
  60                 } catch (NotFoundException $e) {
  61                         Logger::info('Notification not found', ['notification' => $nid]);
  62                         return;
  63                 }
  64
  65                 $application_token = DBA::selectFirst('application-token', [], ['application-id' => $subscription['application-id'], 'uid' => $subscription['uid']]);
  66                 if (empty($application_token)) {
  67                         Logger::info('Application token not found', ['application' => $subscription['application-id']]);
  68                         return;
  69                 }
  70
  71                 $user = User::getById($notification->uid);
  72                 if (empty($user)) {
  73                         Logger::info('User not found', ['application' => $subscription['uid']]);
  74                         return;
  75                 }
  76
  77                 $l10n = DI::l10n()->withLang($user['language']);
  78
  79                 if ($notification->actorId) {
  80                         $actor = Contact::getById($notification->actorId);
  81                 }
  82
  83                 $body = '';
  84
  85                 if ($notification->targetUriId) {
  86                         $post = Post::selectFirst([], ['uri-id' => $notification->targetUriId, 'uid' => [0, $notification->uid]]);
  87                         if (!empty($post['body'])) {
  88                                 $body = BBCode::toPlaintext($post['body'], false);
  89                                 $body = Plaintext::shorten($body, 160, $notification->uid);
  90                         }
  91                 }
  92
  93                 $message = DI::notificationFactory()->getMessageFromNotification($notification);
  94                 $title = $message['plain'] ?: '';
  95
  96                 $push = Subscription::create([
  97                         'contentEncoding' => 'aesgcm',
  98                         'endpoint'        => $subscription['endpoint'],
  99                         'keys'            => [
 100                                 'p256dh' => $subscription['pubkey'],
 101                                 'auth'   => $subscription['secret']
 102                         ],
 103                 ]);
 104
 105                 $payload = [
 106                         'access_token'      => $application_token['access_token'],
 107                         'preferred_locale'  => $user['language'],
 108                         'notification_id'   => $nid,
 109                         'notification_type' => NotificationFactory::getType($notification),
 110                         'icon'              => $actor['thumb'] ?? '',
 111                         'title'             => $title ?: $l10n->t('Notification from Friendica'),
 112                         'body'              => $body ?: $l10n->t('Empty Post'),
 113                 ];
 114
 115                 Logger::info('Payload', ['payload' => $payload]);
 116
 117                 $auth = [
 118                         'VAPID' => [
 119                                 'subject'    => DI::baseUrl()->getHostname(),
 120                                 'publicKey'  => ModelSubscription::getPublicVapidKey(),
 121                                 'privateKey' => ModelSubscription::getPrivateVapidKey(),
 122                         ],
 123                 ];
 124
 125                 $webPush = new WebPush($auth, [], DI::config()->get('system', 'xrd_timeout'));
 126
 127                 $report = $webPush->sendOneNotification($push, json_encode($payload), ['urgency' => 'normal']);
 128
 129                 $endpoint = $report->getRequest()->getUri()->__toString();
 130
 131                 if ($report->isSuccess()) {
 132                         Logger::info('Message sent successfully for subscription', ['subscription' => $sid, 'notification' => $nid, 'endpoint' => $endpoint]);
 133                 } else {
 134                         Logger::info('Message failed to sent for subscription', ['subscription' => $sid, 'notification' => $nid, 'endpoint' => $endpoint, 'reason' => $report->getReason()]);
 135                 }
 136         }
 137 }