src/Worker/PushSubscription.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2021, 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\Model\Contact;
  30 use Friendica\Model\Notification;
  31 use Friendica\Model\Post;
  32 use Friendica\Model\Subscription as ModelSubscription;
  33 use Friendica\Model\User;
  34 use Minishlink\WebPush\WebPush;
  35 use Minishlink\WebPush\Subscription;
  36
  37 class PushSubscription
  38 {
  39         public static function execute(int $sid, int $nid)
  40         {
  41                 Logger::info('Start', ['subscription' => $sid, 'notification' => $nid]);
  42
  43                 $subscription = DBA::selectFirst('subscription', [], ['id' => $sid]);
  44                 if (empty($subscription)) {
  45                         Logger::info('Subscription not found', ['subscription' => $sid]);
  46                         return;
  47                 }
  48
  49                 $notification = DBA::selectFirst('notification', [], ['id' => $nid]);
  50                 if (empty($notification)) {
  51                         Logger::info('Notification not found', ['notification' => $nid]);
  52                         return;
  53                 }
  54
  55                 $application_token = DBA::selectFirst('application-token', [], ['application-id' => $subscription['application-id'], 'uid' => $subscription['uid']]);
  56                 if (empty($application_token)) {
  57                         Logger::info('Application token not found', ['application' => $subscription['application-id']]);
  58                         return;
  59                 }
  60
  61                 $user = User::getById($notification['uid']);
  62                 if (empty($user)) {
  63                         Logger::info('User not found', ['application' => $subscription['uid']]);
  64                         return;
  65                 }
  66
  67                 $l10n = DI::l10n()->withLang($user['language']);
  68
  69                 $type = Notification::getType($notification);
  70
  71                 if (!empty($notification['actor-id'])) {
  72                         $actor = Contact::getById($notification['actor-id']);
  73                 }
  74
  75                 $body = '';
  76
  77                 if (!empty($notification['target-uri-id'])) {
  78                         $post = Post::selectFirst([], ['uri-id' => $notification['target-uri-id'], 'uid' => [0, $notification['uid']]]);
  79                         if (!empty($post['body'])) {
  80                                 $body = BBCode::toPlaintext($post['body'], false);
  81                                 $body = Plaintext::shorten($body, 160, $notification['uid']);
  82                         }
  83                 }
  84
  85                 $message = Notification::getMessage($notification);
  86                 $title = $message['plain'] ?: '';
  87
  88                 $push = Subscription::create([
  89                         'contentEncoding' => 'aesgcm',
  90                         'endpoint'        => $subscription['endpoint'],
  91                         'keys'            => [
  92                                 'p256dh' => $subscription['pubkey'],
  93                                 'auth'   => $subscription['secret']
  94                         ],
  95                 ]);
  96
  97                 $payload = [
  98                         'access_token'      => $application_token['access_token'],
  99                         'preferred_locale'  => $user['language'],
 100                         'notification_id'   => $nid,
 101                         'notification_type' => $type,
 102                         'icon'              => $actor['thumb'] ?? '',
 103                         'title'             => $title ?: $l10n->t('Notification from Friendica'),
 104                         'body'              => $body ?: $l10n->t('Empty Post'),
 105                 ];
 106
 107                 Logger::info('Payload', ['payload' => $payload]);
 108
 109                 $auth = [
 110                         'VAPID' => [
 111                                 'subject'    => DI::baseUrl()->getHostname(),
 112                                 'publicKey'  => ModelSubscription::getPublicVapidKey(),
 113                                 'privateKey' => ModelSubscription::getPrivateVapidKey(),
 114                         ],
 115                 ];
 116
 117                 $webPush = new WebPush($auth, [], DI::config()->get('system', 'xrd_timeout'));
 118
 119                 $report = $webPush->sendOneNotification($push, json_encode($payload), ['urgency' => 'normal']);
 120
 121                 $endpoint = $report->getRequest()->getUri()->__toString();
 122
 123                 if ($report->isSuccess()) {
 124                         Logger::info('Message sent successfully for subscription', ['subscription' => $sid, 'notification' => $nid, 'endpoint' => $endpoint]);
 125                 } else {
 126                         Logger::info('Message failed to sent for subscription', ['subscription' => $sid, 'notification' => $nid, 'endpoint' => $endpoint, 'reason' => $report->getReason()]);
 127                 }
 128         }
 129 }