<?php
/**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
namespace Friendica\Model;
use Friendica\Content\Text\HTML;
-use Friendica\Core\Cache\Duration;
+use Friendica\Core\Cache\Enum\Duration;
use Friendica\Core\Logger;
+use Friendica\Core\Protocol;
use Friendica\Core\System;
use Friendica\Database\DBA;
use Friendica\DI;
+use Friendica\Model\Item;
+use Friendica\Network\HTTPClient\Client\HttpClientAccept;
+use Friendica\Network\HTTPException;
use Friendica\Network\Probe;
use Friendica\Protocol\ActivityNamespace;
use Friendica\Protocol\ActivityPub;
+use Friendica\Protocol\ActivityPub\Transmitter;
use Friendica\Util\Crypto;
use Friendica\Util\DateTimeFormat;
+use Friendica\Util\HTTPSignature;
use Friendica\Util\JsonLD;
use Friendica\Util\Network;
+use GuzzleHttp\Psr7\Uri;
class APContact
{
* @param string $addr Address
* @return array webfinger data
*/
- private static function fetchWebfingerData(string $addr)
+ private static function fetchWebfingerData(string $addr): array
{
$addr_parts = explode('@', $addr);
if (count($addr_parts) != 2) {
return [];
}
+ if (Contact::isLocal($addr) && ($local_uid = User::getIdForURL($addr)) && ($local_owner = User::getOwnerDataById($local_uid))) {
+ $data = [
+ 'addr' => $local_owner['addr'],
+ 'baseurl' => $local_owner['baseurl'],
+ 'url' => $local_owner['url'],
+ 'subscribe' => $local_owner['baseurl'] . '/contact/follow?url={uri}'];
+
+ if (!empty($local_owner['alias']) && ($local_owner['url'] != $local_owner['alias'])) {
+ $data['alias'] = $local_owner['alias'];
+ }
+
+ return $data;
+ }
+
$data = ['addr' => $addr];
$template = 'https://' . $addr_parts[1] . '/.well-known/webfinger?resource=acct:' . urlencode($addr);
- $webfinger = Probe::webfinger(str_replace('{uri}', urlencode($addr), $template), 'application/jrd+json');
+ $webfinger = Probe::webfinger(str_replace('{uri}', urlencode($addr), $template), HttpClientAccept::JRD_JSON);
if (empty($webfinger['links'])) {
$template = 'http://' . $addr_parts[1] . '/.well-known/webfinger?resource=acct:' . urlencode($addr);
- $webfinger = Probe::webfinger(str_replace('{uri}', urlencode($addr), $template), 'application/jrd+json');
+ $webfinger = Probe::webfinger(str_replace('{uri}', urlencode($addr), $template), HttpClientAccept::JRD_JSON);
if (empty($webfinger['links'])) {
return [];
}
* @return array profile array
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
+ * @todo Rewrite parameter $update to avoid true|false|null (boolean is binary, null adds a third case)
*/
- public static function getByURL($url, $update = null)
+ public static function getByURL(string $url, $update = null): array
{
- if (empty($url)) {
+ if (empty($url) || Network::isUrlBlocked($url)) {
+ Logger::info('Domain is blocked', ['url' => $url]);
return [];
}
- $fetched_contact = false;
+ $fetched_contact = [];
if (empty($update)) {
if (is_null($update)) {
$apcontact = DBA::selectFirst('apcontact', [], ['addr' => $url]);
}
- if (DBA::isResult($apcontact) && ($apcontact['updated'] > $ref_update) && !empty($apcontact['pubkey'])) {
+ if (DBA::isResult($apcontact) && ($apcontact['updated'] > $ref_update) && !empty($apcontact['pubkey']) && !empty($apcontact['uri-id'])) {
return $apcontact;
}
return $fetched_contact;
}
$url = $apcontact['url'];
- }
-
- $data = ActivityPub::fetchContent($url);
- if (empty($data)) {
- return $fetched_contact;
- }
-
- $compacted = JsonLD::compact($data);
-
- if (empty($compacted['@id'])) {
- return $fetched_contact;
+ } elseif (empty(parse_url($url, PHP_URL_PATH))) {
+ $apcontact['baseurl'] = $url;
}
// Detect multiple fast repeating request to the same address
// See https://github.com/friendica/friendica/issues/9303
- $cachekey = 'apcontact:getByURL:' . $url;
+ $cachekey = 'apcontact:' . ItemURI::getIdByURI($url);
$result = DI::cache()->get($cachekey);
if (!is_null($result)) {
Logger::notice('Multiple requests for the address', ['url' => $url, 'update' => $update, 'callstack' => System::callstack(20), 'result' => $result]);
+ if (!empty($fetched_contact)) {
+ return $fetched_contact;
+ }
} else {
DI::cache()->set($cachekey, System::callstack(20), Duration::FIVE_MINUTES);
}
+ if (Network::isLocalLink($url) && ($local_uid = User::getIdForURL($url))) {
+ try {
+ $data = Transmitter::getProfile($local_uid);
+ $local_owner = User::getOwnerDataById($local_uid);
+ } catch(HTTPException\NotFoundException $e) {
+ $data = null;
+ }
+ }
+
+ if (empty($data)) {
+ $local_owner = [];
+
+ $curlResult = HTTPSignature::fetchRaw($url);
+ $failed = empty($curlResult) || empty($curlResult->getBody()) ||
+ (!$curlResult->isSuccess() && ($curlResult->getReturnCode() != 410));
+
+ if (!$failed) {
+ $data = json_decode($curlResult->getBody(), true);
+ $failed = empty($data) || !is_array($data);
+ }
+
+ if (!$failed && ($curlResult->getReturnCode() == 410)) {
+ $data = ['@context' => ActivityPub::CONTEXT, 'id' => $url, 'type' => 'Tombstone'];
+ }
+
+ if ($failed) {
+ self::markForArchival($fetched_contact ?: []);
+ return $fetched_contact;
+ }
+ }
+
+ $compacted = JsonLD::compact($data);
+ if (empty($compacted['@id'])) {
+ return $fetched_contact;
+ }
+
$apcontact['url'] = $compacted['@id'];
$apcontact['uuid'] = JsonLD::fetchElement($compacted, 'diaspora:guid', '@value');
$apcontact['type'] = str_replace('as:', '', JsonLD::fetchElement($compacted, '@type'));
$apcontact['following'] = JsonLD::fetchElement($compacted, 'as:following', '@id');
$apcontact['followers'] = JsonLD::fetchElement($compacted, 'as:followers', '@id');
- $apcontact['inbox'] = JsonLD::fetchElement($compacted, 'ldp:inbox', '@id');
+ $apcontact['inbox'] = (JsonLD::fetchElement($compacted, 'ldp:inbox', '@id') ?? '');
self::unarchiveInbox($apcontact['inbox'], false);
$apcontact['outbox'] = JsonLD::fetchElement($compacted, 'as:outbox', '@id');
$apcontact['sharedinbox'] = '';
if (!empty($compacted['as:endpoints'])) {
- $apcontact['sharedinbox'] = JsonLD::fetchElement($compacted['as:endpoints'], 'as:sharedInbox', '@id');
+ $apcontact['sharedinbox'] = (JsonLD::fetchElement($compacted['as:endpoints'], 'as:sharedInbox', '@id') ?? '');
self::unarchiveInbox($apcontact['sharedinbox'], true);
}
+ $apcontact['featured'] = JsonLD::fetchElement($compacted, 'toot:featured', '@id');
+ $apcontact['featured-tags'] = JsonLD::fetchElement($compacted, 'toot:featuredTags', '@id');
+
$apcontact['nick'] = JsonLD::fetchElement($compacted, 'as:preferredUsername', '@value') ?? '';
$apcontact['name'] = JsonLD::fetchElement($compacted, 'as:name', '@value');
$apcontact['name'] = $apcontact['nick'];
}
- $apcontact['about'] = HTML::toBBCode(JsonLD::fetchElement($compacted, 'as:summary', '@value'));
+ $apcontact['about'] = HTML::toBBCode(JsonLD::fetchElement($compacted, 'as:summary', '@value') ?? '');
+
+ $ims = JsonLD::fetchElementArray($compacted, 'vcard:hasInstantMessage');
+
+ if (!empty($ims)) {
+ foreach ($ims as $link) {
+ if (substr($link, 0, 5) == 'xmpp:') {
+ $apcontact['xmpp'] = substr($link, 5);
+ }
+ if (substr($link, 0, 7) == 'matrix:') {
+ $apcontact['matrix'] = substr($link, 7);
+ }
+ }
+ }
$apcontact['photo'] = JsonLD::fetchElement($compacted, 'as:icon', '@id');
if (is_array($apcontact['photo']) || !empty($compacted['as:icon']['as:url']['@id'])) {
$apcontact['photo'] = JsonLD::fetchElement($compacted['as:icon'], 'as:url', '@id');
}
+ $apcontact['header'] = JsonLD::fetchElement($compacted, 'as:image', '@id');
+ if (is_array($apcontact['header']) || !empty($compacted['as:image']['as:url']['@id'])) {
+ $apcontact['header'] = JsonLD::fetchElement($compacted['as:image'], 'as:url', '@id');
+ }
+
if (empty($apcontact['alias'])) {
$apcontact['alias'] = JsonLD::fetchElement($compacted, 'as:url', '@id');
if (is_array($apcontact['alias'])) {
}
// Quit if none of the basic values are set
- if (empty($apcontact['url']) || empty($apcontact['inbox']) || empty($apcontact['type'])) {
+ if (empty($apcontact['url']) || empty($apcontact['type']) || (($apcontact['type'] != 'Tombstone') && empty($apcontact['inbox']))) {
return $fetched_contact;
+ } elseif ($apcontact['type'] == 'Tombstone') {
+ // The "inbox" field must have a content
+ $apcontact['inbox'] = '';
}
// Quit if this doesn't seem to be an account at all
return $fetched_contact;
}
- $parts = parse_url($apcontact['url']);
- unset($parts['scheme']);
- unset($parts['path']);
-
if (empty($apcontact['addr'])) {
- if (!empty($apcontact['nick'])) {
- $apcontact['addr'] = $apcontact['nick'] . '@' . str_replace('//', '', Network::unparseURL($parts));
- } else {
+ try {
+ $apcontact['addr'] = $apcontact['nick'] . '@' . (new Uri($apcontact['url']))->getAuthority();
+ } catch (\Throwable $e) {
+ Logger::warning('Unable to coerce APContact URL into a UriInterface object', ['url' => $apcontact['url'], 'error' => $e->getMessage()]);
$apcontact['addr'] = '';
}
}
$apcontact['pubkey'] = null;
if (!empty($compacted['w3id:publicKey'])) {
- $apcontact['pubkey'] = trim(JsonLD::fetchElement($compacted['w3id:publicKey'], 'w3id:publicKeyPem', '@value'));
- if (strstr($apcontact['pubkey'], 'RSA ')) {
+ $apcontact['pubkey'] = trim(JsonLD::fetchElement($compacted['w3id:publicKey'], 'w3id:publicKeyPem', '@value') ?? '');
+ if (strpos($apcontact['pubkey'], 'RSA ') !== false) {
$apcontact['pubkey'] = Crypto::rsaToPem($apcontact['pubkey']);
}
}
$apcontact['manually-approve'] = (int)JsonLD::fetchElement($compacted, 'as:manuallyApprovesFollowers');
+ $apcontact['suspended'] = (int)JsonLD::fetchElement($compacted, 'toot:suspended');
+
if (!empty($compacted['as:generator'])) {
$apcontact['baseurl'] = JsonLD::fetchElement($compacted['as:generator'], 'as:url', '@id');
$apcontact['generator'] = JsonLD::fetchElement($compacted['as:generator'], 'as:name', '@value');
}
if (!empty($apcontact['following'])) {
- $data = ActivityPub::fetchContent($apcontact['following']);
- if (!empty($data)) {
- if (!empty($data['totalItems'])) {
- $apcontact['following_count'] = $data['totalItems'];
+ if (!empty($local_owner)) {
+ $following = ActivityPub\Transmitter::getContacts($local_owner, [Contact::SHARING, Contact::FRIEND], 'following');
+ } else {
+ $following = ActivityPub::fetchContent($apcontact['following']);
+ }
+ if (!empty($following['totalItems'])) {
+ // Mastodon seriously allows for this condition?
+ // Jul 14 2021 - See https://mastodon.social/@BLUW for a negative following count
+ if ($following['totalItems'] < 0) {
+ $following['totalItems'] = 0;
}
+ $apcontact['following_count'] = $following['totalItems'];
}
}
if (!empty($apcontact['followers'])) {
- $data = ActivityPub::fetchContent($apcontact['followers']);
- if (!empty($data)) {
- if (!empty($data['totalItems'])) {
- $apcontact['followers_count'] = $data['totalItems'];
+ if (!empty($local_owner)) {
+ $followers = ActivityPub\Transmitter::getContacts($local_owner, [Contact::FOLLOWER, Contact::FRIEND], 'followers');
+ } else {
+ $followers = ActivityPub::fetchContent($apcontact['followers']);
+ }
+ if (!empty($followers['totalItems'])) {
+ // Mastodon seriously allows for this condition?
+ // Jul 14 2021 - See https://mastodon.online/@goes11 for a negative followers count
+ if ($followers['totalItems'] < 0) {
+ $followers['totalItems'] = 0;
}
+ $apcontact['followers_count'] = $followers['totalItems'];
}
}
if (!empty($apcontact['outbox'])) {
- $data = ActivityPub::fetchContent($apcontact['outbox']);
- if (!empty($data)) {
- if (!empty($data['totalItems'])) {
- $apcontact['statuses_count'] = $data['totalItems'];
+ if (!empty($local_owner)) {
+ $statuses_count = self::getStatusesCount($local_owner);
+ } else {
+ $outbox = ActivityPub::fetchContent($apcontact['outbox']);
+ $statuses_count = $outbox['totalItems'] ?? 0;
+ }
+ if (!empty($statuses_count)) {
+ // Mastodon seriously allows for this condition?
+ // Jul 20 2021 - See https://chaos.social/@m11 for a negative posts count
+ if ($statuses_count < 0) {
+ $statuses_count = 0;
}
+ $apcontact['statuses_count'] = $statuses_count;
}
}
+ $apcontact['discoverable'] = JsonLD::fetchElement($compacted, 'toot:discoverable', '@value');
+
// To-Do
// Unhandled
- // tag, attachment, image, nomadicLocations, signature, featured, movedTo, liked
+ // tag, attachment, image, nomadicLocations, signature, movedTo, liked
// Unhandled from Misskey
// sharedInbox, isCat
// kroeg:blocks, updated
// When the photo is too large, try to shorten it by removing parts
- if (strlen($apcontact['photo']) > 255) {
+ if (strlen($apcontact['photo'] ?? '') > 255) {
$parts = parse_url($apcontact['photo']);
unset($parts['fragment']);
- $apcontact['photo'] = Network::unparseURL($parts);
+ $apcontact['photo'] = (string)Uri::fromParts($parts);
if (strlen($apcontact['photo']) > 255) {
unset($parts['query']);
- $apcontact['photo'] = Network::unparseURL($parts);
+ $apcontact['photo'] = (string)Uri::fromParts($parts);
}
if (strlen($apcontact['photo']) > 255) {
if (empty($apcontact['subscribe'])) {
$apcontact['subscribe'] = null;
- }
+ }
if (!empty($apcontact['baseurl']) && empty($fetched_contact['gsid'])) {
$apcontact['gsid'] = GServer::getID($apcontact['baseurl']);
$apcontact['alias'] = null;
}
+ if (empty($apcontact['uuid'])) {
+ $apcontact['uri-id'] = ItemURI::getIdByURI($apcontact['url']);
+ } else {
+ $apcontact['uri-id'] = ItemURI::insert(['uri' => $apcontact['url'], 'guid' => $apcontact['uuid']]);
+ }
+
+ foreach (APContact\Endpoint::ENDPOINT_NAMES as $type => $name) {
+ $value = JsonLD::fetchElement($compacted, $name, '@id');
+ if (empty($value)) {
+ continue;
+ }
+ APContact\Endpoint::update($apcontact['uri-id'], $type, $value);
+ }
+
+ if (!empty($compacted['as:endpoints'])) {
+ foreach ($compacted['as:endpoints'] as $name => $endpoint) {
+ if (empty($endpoint['@id']) || !is_string($endpoint['@id'])) {
+ continue;
+ }
+
+ if (in_array($name, APContact\Endpoint::ENDPOINT_NAMES)) {
+ $key = array_search($name, APContact\Endpoint::ENDPOINT_NAMES);
+ APContact\Endpoint::update($apcontact['uri-id'], $key, $endpoint['@id']);
+ Logger::debug('Store endpoint', ['key' => $key, 'name' => $name, 'endpoint' => $endpoint['@id']]);
+ } elseif (!in_array($name, ['as:sharedInbox', 'as:uploadMedia', 'as:oauthTokenEndpoint', 'as:oauthAuthorizationEndpoint', 'litepub:oauthRegistrationEndpoint'])) {
+ Logger::debug('Unknown endpoint', ['name' => $name, 'endpoint' => $endpoint['@id']]);
+ }
+ }
+ }
+
$apcontact['updated'] = DateTimeFormat::utcNow();
// We delete the old entry when the URL is changed
DBA::delete('apcontact', ['url' => $url]);
}
+ // Limit the length on incoming fields
+ $apcontact = DI::dbaDefinition()->truncateFieldsForTable('apcontact', $apcontact);
+
if (DBA::exists('apcontact', ['url' => $apcontact['url']])) {
DBA::update('apcontact', $apcontact, ['url' => $apcontact['url']]);
} else {
Logger::info('Updated profile', ['url' => $url]);
- return $apcontact;
+ return DBA::selectFirst('apcontact', [], ['url' => $apcontact['url']]) ?: [];
+ }
+
+ /**
+ * Fetch the number of statuses for the given owner
+ *
+ * @param array $owner
+ *
+ * @return integer
+ */
+ private static function getStatusesCount(array $owner): int
+ {
+ $condition = [
+ 'private' => [Item::PUBLIC, Item::UNLISTED],
+ 'author-id' => Contact::getIdForURL($owner['url'], 0, false),
+ 'gravity' => [Item::GRAVITY_PARENT, Item::GRAVITY_COMMENT],
+ 'network' => Protocol::DFRN,
+ 'parent-network' => Protocol::FEDERATED,
+ 'deleted' => false,
+ 'visible' => true,
+ ];
+
+ $count = Post::countPosts($condition);
+
+ return $count;
+ }
+
+ /**
+ * Mark the given AP Contact as "to archive"
+ *
+ * @param array $apcontact
+ * @return void
+ */
+ public static function markForArchival(array $apcontact)
+ {
+ if (!empty($apcontact['inbox'])) {
+ Logger::info('Set inbox status to failure', ['inbox' => $apcontact['inbox']]);
+ HTTPSignature::setInboxStatus($apcontact['inbox'], false);
+ }
+
+ if (!empty($apcontact['sharedinbox'])) {
+ // Check if there are any available inboxes
+ $available = DBA::exists('apcontact', ["`sharedinbox` = ? AnD `inbox` IN (SELECT `url` FROM `inbox-status` WHERE `success` > `failure`)",
+ $apcontact['sharedinbox']]);
+ if (!$available) {
+ // If all known personal inboxes are failing then set their shared inbox to failure as well
+ Logger::info('Set shared inbox status to failure', ['sharedinbox' => $apcontact['sharedinbox']]);
+ HTTPSignature::setInboxStatus($apcontact['sharedinbox'], false, true);
+ }
+ }
+ }
+
+ /**
+ * Unmark the given AP Contact as "to archive"
+ *
+ * @param array $apcontact
+ * @return void
+ */
+ public static function unmarkForArchival(array $apcontact)
+ {
+ if (!empty($apcontact['inbox'])) {
+ Logger::info('Set inbox status to success', ['inbox' => $apcontact['inbox']]);
+ HTTPSignature::setInboxStatus($apcontact['inbox'], true);
+ }
+ if (!empty($apcontact['sharedinbox'])) {
+ Logger::info('Set shared inbox status to success', ['sharedinbox' => $apcontact['sharedinbox']]);
+ HTTPSignature::setInboxStatus($apcontact['sharedinbox'], true, true);
+ }
}
/**
* Unarchive inboxes
*
- * @param string $url inbox url
+ * @param string $url inbox url
+ * @param boolean $shared Shared Inbox
+ * @return void
*/
- private static function unarchiveInbox($url, $shared)
+ private static function unarchiveInbox(string $url, bool $shared)
{
if (empty($url)) {
return;
}
- $now = DateTimeFormat::utcNow();
+ HTTPSignature::setInboxStatus($url, true, $shared);
+ }
- $fields = ['archive' => false, 'success' => $now, 'shared' => $shared];
+ /**
+ * Check if the apcontact is a relay account
+ *
+ * @param array $apcontact
+ *
+ * @return bool
+ */
+ public static function isRelay(array $apcontact): bool
+ {
+ if (empty($apcontact['nick']) || $apcontact['nick'] != 'relay') {
+ return false;
+ }
- if (!DBA::exists('inbox-status', ['url' => $url])) {
- $fields = array_merge($fields, ['url' => $url, 'created' => $now]);
- DBA::replace('inbox-status', $fields);
- } else {
- DBA::update('inbox-status', $fields, ['url' => $url]);
+ if (!empty($apcontact['type']) && $apcontact['type'] == 'Application') {
+ return true;
}
+
+ if (!empty($apcontact['type']) && in_array($apcontact['type'], ['Group', 'Service']) && is_null($apcontact['outbox'])) {
+ return true;
+ }
+
+ return false;
}
}