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