mod/_well_known.php

   1 <?php
   2
   3 use Friendica\App;
   4 use Friendica\Core\Config;
   5
   6 require_once("mod/hostxrd.php");
   7 require_once("mod/nodeinfo.php");
   8 require_once("mod/xrd.php");
   9
  10 function _well_known_init(App $a)
  11 {
  12         if ($a->argc > 1) {
  13                 switch ($a->argv[1]) {
  14                         case "host-meta":
  15                                 hostxrd_init($a);
  16                                 break;
  17                         case "x-social-relay":
  18                                 wk_social_relay();
  19                                 break;
  20                         case "nodeinfo":
  21                                 nodeinfo_wellknown($a);
  22                                 break;
  23                         case "webfinger":
  24                                 xrd_init($a);
  25                                 break;
  26                 }
  27         }
  28         http_status_exit(404);
  29         killme();
  30 }
  31
  32 function wk_social_relay()
  33 {
  34         $subscribe = (bool) Config::get('system', 'relay_subscribe', false);
  35
  36         if ($subscribe) {
  37                 $scope = Config::get('system', 'relay_scope', SR_SCOPE_ALL);
  38         } else {
  39                 $scope = SR_SCOPE_NONE;
  40         }
  41
  42         $tags = array();
  43
  44         if ($scope == SR_SCOPE_TAGS) {
  45                 $server_tags = Config::get('system', 'relay_server_tags');
  46                 $tagitems = explode(",", $server_tags);
  47
  48                 foreach ($tagitems AS $tag) {
  49                         $tags[trim($tag, "# ")] = trim($tag, "# ");
  50                 }
  51
  52                 if (Config::get('system', 'relay_user_tags')) {
  53                         $terms = q("SELECT DISTINCT(`term`) FROM `search`");
  54
  55                         foreach ($terms AS $term) {
  56                                 $tag = trim($term["term"], "#");
  57                                 $tags[$tag] = $tag;
  58                         }
  59                 }
  60         }
  61
  62         $taglist = array();
  63         foreach ($tags AS $tag) {
  64                 $taglist[] = $tag;
  65         }
  66
  67         $relay = array(
  68                 "subscribe" => $subscribe,
  69                 "scope" => $scope,
  70                 "tags" => $taglist
  71         );
  72
  73         header('Content-type: application/json; charset=utf-8');
  74         echo json_encode($relay, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
  75         exit;
  76 }