Use rawContent for Special Options to avoid a protected options() method

[friendica.git] / src / Module / Xrd.php

diff --git a/src/Module/Xrd.php b/src/Module/Xrd.php
index 1a7b0712f5e43622f7af3095f059d94337b58045..d24628ce65652f81ae76fd466f2477279ba052ce 100644 (file)
--- a/src/Module/Xrd.php
+++ b/src/Module/Xrd.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2022, the Friendica project
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -24,31 +24,28 @@ namespace Friendica\Module;
 use Friendica\BaseModule;
 use Friendica\Core\Hook;
 use Friendica\Core\Renderer;
-use Friendica\Database\DBA;
+use Friendica\Core\System;
 use Friendica\DI;
 use Friendica\Model\Photo;
 use Friendica\Model\User;
 use Friendica\Protocol\ActivityNamespace;
 use Friendica\Protocol\Salmon;
-use Friendica\Util\Strings;
 
 /**
  * Prints responses to /.well-known/webfinger  or /xrd requests
  */
 class Xrd extends BaseModule
 {
-       public static function rawContent(array $parameters = [])
+       protected function rawContent(array $request = [])
        {
-               $app = DI::app();
-
                // @TODO: Replace with parameter from router
-               if ($app->argv[0] == 'xrd') {
+               if (DI::args()->getArgv()[0] == 'xrd') {
                        if (empty($_GET['uri'])) {
                                return;
                        }
 
-                       $uri = urldecode(Strings::escapeTags(trim($_GET['uri'])));
-                       if (($_SERVER['HTTP_ACCEPT'] ?? '') == 'application/jrd+json') {
+                       $uri = urldecode(trim($_GET['uri']));
+                       if (strpos($_SERVER['HTTP_ACCEPT'] ?? '', 'application/jrd+json') !== false)  {
                                $mode = 'json';
                        } else {
                                $mode = 'xml';
@@ -58,8 +55,8 @@ class Xrd extends BaseModule
                                return;
                        }
 
-                       $uri = urldecode(Strings::escapeTags(trim($_GET['resource'])));
-                       if (($_SERVER['HTTP_ACCEPT'] ?? '') == 'application/xrd+xml') {
+                       $uri = urldecode(trim($_GET['resource']));
+                       if (strpos($_SERVER['HTTP_ACCEPT'] ?? '', 'application/xrd+xml') !== false)  {
                                $mode = 'xml';
                        } else {
                                $mode = 'json';
@@ -77,19 +74,30 @@ class Xrd extends BaseModule
                        $name = substr($local, 0, strpos($local, '@'));
                }
 
-               $user = User::getByNickname($name);
-
-               if (empty($user)) {
-                       throw new \Friendica\Network\HTTPException\NotFoundException();
-               }
+               if ($name == User::getActorName()) {
+                       $owner = User::getSystemAccount();
+                       if (empty($owner)) {
+                               throw new \Friendica\Network\HTTPException\NotFoundException();
+                       }
+                       self::printSystemJSON($owner);
+               } else {
+                       $user = User::getByNickname($name);
+                       if (empty($user)) {
+                               throw new \Friendica\Network\HTTPException\NotFoundException();
+                       }
 
-               $owner = User::getOwnerDataById($user['uid']);
+                       $owner = User::getOwnerDataById($user['uid']);
+                       if (empty($owner)) {
+                               DI::logger()->warning('No owner data for user id', ['uri' => $uri, 'name' => $name, 'user' => $user]);
+                               throw new \Friendica\Network\HTTPException\NotFoundException();
+                       }
 
-               $alias = str_replace('/profile/', '/~', $owner['url']);
+                       $alias = str_replace('/profile/', '/~', $owner['url']);
 
-               $avatar = Photo::selectFirst(['type'], ['uid' => $owner['uid'], 'profile' => true]);
+                       $avatar = Photo::selectFirst(['type'], ['uid' => $owner['uid'], 'profile' => true]);
+               }
 
-               if (!DBA::isResult($avatar)) {
+               if (empty($avatar)) {
                        $avatar = ['type' => 'image/jpeg'];
                }
 
@@ -100,13 +108,55 @@ class Xrd extends BaseModule
                }
        }
 
+       private static function printSystemJSON(array $owner)
+       {
+               $json = [
+                       'subject' => 'acct:' . $owner['addr'],
+                       'aliases' => [$owner['url']],
+                       'links'   => [
+                               [
+                                       'rel'  => 'http://webfinger.net/rel/profile-page',
+                                       'type' => 'text/html',
+                                       'href' => $owner['url'],
+                               ],
+                               [
+                                       'rel'  => 'self',
+                                       'type' => 'application/activity+json',
+                                       'href' => $owner['url'],
+                               ],
+                               [
+                                       'rel'      => 'http://ostatus.org/schema/1.0/subscribe',
+                                       'template' => DI::baseUrl()->get() . '/follow?url={uri}',
+                               ],
+                               [
+                                       'rel'  => ActivityNamespace::FEED,
+                                       'type' => 'application/atom+xml',
+                                       'href' => $owner['poll'] ?? DI::baseUrl()->get(),
+                               ],
+                               [
+                                       'rel'  => 'salmon',
+                                       'href' => DI::baseUrl()->get() . '/salmon/' . $owner['nickname'],
+                               ],
+                               [
+                                       'rel'  => 'http://microformats.org/profile/hcard',
+                                       'type' => 'text/html',
+                                       'href' => DI::baseUrl()->get() . '/hcard/' . $owner['nickname'],
+                               ],
+                               [
+                                       'rel'  => 'http://joindiaspora.com/seed_location',
+                                       'type' => 'text/html',
+                                       'href' => DI::baseUrl()->get(),
+                               ],
+                       ]
+               ];
+               header('Access-Control-Allow-Origin: *');
+               System::jsonExit($json, 'application/jrd+json; charset=utf-8');
+       }
+
        private static function printJSON($alias, $baseURL, $owner, $avatar)
        {
                $salmon_key = Salmon::salmonKey($owner['spubkey']);
 
-               header('Access-Control-Allow-Origin: *');
-               header('Content-type: application/json; charset=utf-8');
-
                $json = [
                        'subject' => 'acct:' . $owner['addr'],
                        'aliases' => [
@@ -145,7 +195,7 @@ class Xrd extends BaseModule
                                [
                                        'rel'  => 'http://webfinger.net/rel/avatar',
                                        'type' => $avatar['type'],
-                                       'href' => $owner['photo'],
+                                       'href' => User::getAvatarUrl($owner),
                                ],
                                [
                                        'rel'  => 'http://joindiaspora.com/seed_location',
@@ -180,8 +230,8 @@ class Xrd extends BaseModule
                        ],
                ];
 
-               echo json_encode($json);
-               exit();
+               header('Access-Control-Allow-Origin: *');
+               System::jsonExit($json, 'application/jrd+json; charset=utf-8');
        }
 
        private static function printXML($alias, $baseURL, $user, $owner, $avatar)
@@ -201,7 +251,7 @@ class Xrd extends BaseModule
                        '$hcard_url'   => $baseURL . '/hcard/' . $owner['nickname'],
                        '$atom'        => $owner['poll'],
                        '$poco_url'    => $owner['poco'],
-                       '$photo'       => $owner['photo'],
+                       '$photo'       => User::getAvatarUrl($owner),
                        '$type'        => $avatar['type'],
                        '$salmon'      => $baseURL . '/salmon/' . $owner['nickname'],
                        '$salmen'      => $baseURL . '/salmon/' . $owner['nickname'] . '/mention',