src/Module/FollowConfirm.php

   1 <?php
   2 namespace Friendica\Module;
   3
   4 use Friendica\App;
   5 use Friendica\BaseModule;
   6 use Friendica\Core\L10n;
   7 use Friendica\Core\Logger;
   8 use Friendica\Core\Protocol;
   9 use Friendica\Database\DBA;
  10 use Friendica\Model\Contact;
  11 use Friendica\Model\User;
  12 use Friendica\Protocol\Diaspora;
  13 use Friendica\Protocol\ActivityPub;
  14 use Friendica\Util\DateTimeFormat;
  15
  16 /**
  17  * Process follow request confirmations
  18  */
  19 class FollowConfirm extends BaseModule
  20 {
  21         public static function post(array $parameters = [])
  22         {
  23                 $a = self::getApp();
  24
  25                 $uid = local_user();
  26                 if (!$uid) {
  27                         notice(L10n::t('Permission denied.') . EOL);
  28                         return;
  29                 }
  30
  31                 $intro_id = intval($_POST['intro_id']   ?? 0);
  32                 $duplex   = intval($_POST['duplex']     ?? 0);
  33                 $cid      = intval($_POST['contact_id'] ?? 0);
  34                 $hidden   = intval($_POST['hidden']     ?? 0);
  35
  36                 if (empty($cid)) {
  37                         notice(L10n::t('No given contact.') . EOL);
  38                         return;
  39                 }
  40
  41                 Logger::info('Confirming follower', ['cid' => $cid]);
  42
  43                 $contact = DBA::selectFirst('contact', [], ['id' => $cid, 'uid' => $uid]);
  44                 if (!DBA::isResult($contact)) {
  45                         Logger::warning('Contact not found in DB.', ['cid' => $cid]);
  46                         notice(L10n::t('Contact not found.') . EOL);
  47                         return;
  48                 }
  49
  50                 $relation = $contact['rel'];
  51                 $new_relation = $contact['rel'];
  52                 $writable = $contact['writable'];
  53
  54                 if (!empty($contact['protocol'])) {
  55                         $protocol = $contact['protocol'];
  56                 } else {
  57                         $protocol = $contact['network'];
  58                 }
  59
  60                 if ($protocol == Protocol::ACTIVITYPUB) {
  61                         ActivityPub\Transmitter::sendContactAccept($contact['url'], $contact['hub-verify'], $uid);
  62                 }
  63
  64                 if (in_array($protocol, [Protocol::DIASPORA, Protocol::ACTIVITYPUB])) {
  65                         if ($duplex) {
  66                                 $new_relation = Contact::FRIEND;
  67                         } else {
  68                                 $new_relation = Contact::FOLLOWER;
  69                         }
  70
  71                         if ($new_relation != Contact::FOLLOWER) {
  72                                 $writable = 1;
  73                         }
  74                 }
  75
  76                 $fields = ['name-date' => DateTimeFormat::utcNow(),
  77                         'uri-date' => DateTimeFormat::utcNow(),
  78                         'blocked' => false, 'pending' => false, 'protocol' => $protocol,
  79                         'writable' => $writable, 'hidden' => $hidden, 'rel' => $new_relation];
  80                 DBA::update('contact', $fields, ['id' => $cid]);
  81
  82                 if ($new_relation == Contact::FRIEND) {
  83                         if ($protocol == Protocol::DIASPORA) {
  84                                 $user = User::getById($uid);
  85                                 $contact = Contact::getById($cid);
  86                                 $ret = Diaspora::sendShare($user, $contact);
  87                                 Logger::info('share returns', ['return' => $ret]);
  88                         } elseif ($protocol == Protocol::ACTIVITYPUB) {
  89                                 ActivityPub\Transmitter::sendActivity('Follow', $contact['url'], $uid);
  90                         }
  91                 }
  92
  93                 DBA::delete('intro', ['id' => $intro_id]);
  94
  95                 $a->internalRedirect('contact/' . intval($cid));
  96         }
  97 }