<?php /* This file is part of the Diaspora protocol. It is used for fetching single public posts. */ use Friendica\App; use Friendica\Core\Protocol; use Friendica\Core\System; use Friendica\Protocol\Diaspora; use Friendica\Model\Item; use Friendica\Model\User; use Friendica\Util\Strings; use Friendica\Database\DBA; function fetch_init(App $a) { if (($a->argc != 3) || (!in_array($a->argv[1], ["post", "status_message", "reshare"]))) { System::httpExit(404); } $guid = $a->argv[2]; // Fetch the item $fields = ['uid', 'title', 'body', 'guid', 'contact-id', 'private', 'created', 'app', 'location', 'coord', 'network', 'event-id', 'resource-id', 'author-link', 'author-avatar', 'author-name', 'plink', 'owner-link', 'attach']; $condition = ['wall' => true, 'private' => false, 'guid' => $guid, 'network' => [Protocol::DFRN, Protocol::DIASPORA]]; $item = Item::selectFirst($fields, $condition); if (!DBA::isResult($item)) { $condition = ['guid' => $guid, 'network' => [Protocol::DFRN, Protocol::DIASPORA]]; $item = Item::selectFirst(['author-link'], $condition); if (DBA::isResult($item)) { $parts = parse_url($item["author-link"]); $host = $parts["scheme"]."://".$parts["host"]; if (Strings::normaliseLink($host) != Strings::normaliseLink(System::baseUrl())) { $location = $host."/fetch/".$a->argv[1]."/".urlencode($guid); header("HTTP/1.1 301 Moved Permanently"); header("Location:".$location); exit(); } } System::httpExit(404); } // Fetch some data from the author (We could combine both queries - but I think this is more readable) $user = User::getOwnerDataById($item["uid"]); if (!$user) { System::httpExit(404); } $status = Diaspora::buildStatus($item, $user); $xml = Diaspora::buildPostXml($status["type"], $status["message"]); // Send the envelope header("Content-Type: application/magic-envelope+xml; charset=utf-8"); echo Diaspora::buildMagicEnvelope($xml, $user); exit(); }