mod/_well_known.php

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