src/Module/WellKnown/XSocialRelay.php

   1 <?php
   2
   3 namespace Friendica\Module\WellKnown;
   4
   5 use Friendica\BaseModule;
   6 use Friendica\Model\Search;
   7
   8 /**
   9  * Node subscription preferences for social realy systems
  10  * @see https://git.feneas.org/jaywink/social-relay/blob/master/docs/relays.md
  11  */
  12 class XSocialRelay extends BaseModule
  13 {
  14         public static function rawContent(array $parameters = [])
  15         {
  16                 $app = self::getApp();
  17                 $config = $app->getConfig();
  18
  19                 $subscribe = $config->get('system', 'relay_subscribe', false);
  20
  21                 if ($subscribe) {
  22                         $scope = $config->get('system', 'relay_scope', SR_SCOPE_ALL);
  23                 } else {
  24                         $scope = SR_SCOPE_NONE;
  25                 }
  26
  27                 $systemTags = [];
  28                 $userTags = [];
  29
  30                 if ($scope == SR_SCOPE_TAGS) {
  31                         $server_tags = $config->get('system', 'relay_server_tags');
  32                         $tagitems = explode(',', $server_tags);
  33
  34                         /// @todo Check if it was better to use "strtolower" on the tags
  35                         foreach ($tagitems AS $tag) {
  36                                 $systemTags[] = trim($tag, '# ');
  37                         }
  38
  39                         if ($config->get('system', 'relay_user_tags')) {
  40                                 $userTags = Search::getUserTags();
  41                         }
  42                 }
  43
  44                 $tagList = array_unique(array_merge($systemTags, $userTags));
  45
  46                 $relay = [
  47                         'subscribe' => $subscribe,
  48                         'scope'     => $scope,
  49                         'tags'      => $tagList,
  50                         'protocols' => [
  51                                 'diaspora' => [
  52                                         'receive' => $app->getBaseURL() . '/receive/public'
  53                                 ],
  54                                 'dfrn'     => [
  55                                         'receive' => $app->getBaseURL() . '/dfrn_notify'
  56                                 ]
  57                         ]
  58                 ];
  59
  60                 header('Content-type: application/json; charset=utf-8');
  61                 echo json_encode($relay, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
  62                 exit;
  63         }
  64 }