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