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