From 62217735f041ceb447ccda8fd4e3b77624a9f482 Mon Sep 17 00:00:00 2001 From: Michael Date: Thu, 4 Jun 2020 21:55:14 +0000 Subject: [PATCH] Use webfinger in apcontact fetch --- database.sql | 4 +- src/Model/APContact.php | 117 ++++++++++++++++++---------------- src/Network/Probe.php | 10 +-- src/Protocol/ActivityPub.php | 1 + static/dbstructure.config.php | 3 +- 5 files changed, 75 insertions(+), 60 deletions(-) diff --git a/database.sql b/database.sql index f4bbebf081..2b6f69f487 100644 --- a/database.sql +++ b/database.sql @@ -1,6 +1,6 @@ -- ------------------------------------------ -- Friendica 2020.06-dev (Red Hot Poker) --- DB_UPDATE_VERSION 1351 +-- DB_UPDATE_VERSION 1353 -- ------------------------------------------ @@ -85,6 +85,7 @@ CREATE TABLE IF NOT EXISTS `contact` ( `notify` varchar(255) COMMENT '', `poll` varchar(255) COMMENT '', `confirm` varchar(255) COMMENT '', + `subscribe` varchar(255) COMMENT '', `poco` varchar(255) COMMENT '', `aes_allow` boolean NOT NULL DEFAULT '0' COMMENT '', `ret-aes` boolean NOT NULL DEFAULT '0' COMMENT '', @@ -240,6 +241,7 @@ CREATE TABLE IF NOT EXISTS `apcontact` ( `addr` varchar(255) COMMENT '', `alias` varchar(255) COMMENT '', `pubkey` text COMMENT '', + `subscribe` varchar(255) COMMENT '', `baseurl` varchar(255) COMMENT 'baseurl of the ap contact', `gsid` int unsigned COMMENT 'Global Server ID', `generator` varchar(255) COMMENT 'Name of the contact\'s system', diff --git a/src/Model/APContact.php b/src/Model/APContact.php index 1c5b5d2114..73c3ad8513 100644 --- a/src/Model/APContact.php +++ b/src/Model/APContact.php @@ -25,6 +25,8 @@ use Friendica\Content\Text\HTML; use Friendica\Core\Logger; use Friendica\Database\DBA; use Friendica\DI; +use Friendica\Network\Probe; +use Friendica\Protocol\ActivityNamespace; use Friendica\Protocol\ActivityPub; use Friendica\Util\Crypto; use Friendica\Util\Network; @@ -35,56 +37,55 @@ use Friendica\Util\Strings; class APContact { /** - * Resolves the profile url from the address by using webfinger + * Fetch webfinger data * - * @param string $addr profile address (user@domain.tld) - * @param string $url profile URL. When set then we return "true" when this profile url can be found at the address - * @return string|boolean url - * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @param string $addr Address + * @return array webfinger data */ - private static function addrToUrl($addr, $url = null) + public static function fetchWebfingerData(string $addr) { $addr_parts = explode('@', $addr); if (count($addr_parts) != 2) { - return false; + return []; } - $xrd_timeout = DI::config()->get('system', 'xrd_timeout'); - - $webfinger = 'https://' . $addr_parts[1] . '/.well-known/webfinger?resource=acct:' . urlencode($addr); - - $curlResult = Network::curl($webfinger, false, ['timeout' => $xrd_timeout, 'accept_content' => 'application/jrd+json,application/json']); - if (!$curlResult->isSuccess() || empty($curlResult->getBody())) { - $webfinger = Strings::normaliseLink($webfinger); - - $curlResult = Network::curl($webfinger, false, ['timeout' => $xrd_timeout, 'accept_content' => 'application/jrd+json,application/json']); - - if (!$curlResult->isSuccess() || empty($curlResult->getBody())) { - return false; + $data = ['addr' => $addr]; + $template = 'https://' . $addr_parts[1] . '/.well-known/webfinger?resource=acct:' . urlencode($addr); + $webfinger = Probe::webfinger(str_replace('{uri}', urlencode($addr), $template), 'application/jrd+json'); + if (empty($webfinger['links'])) { + $template = 'http://' . $addr_parts[1] . '/.well-known/webfinger?resource=acct:' . urlencode($addr); + $webfinger = Probe::webfinger(str_replace('{uri}', urlencode($addr), $template), 'application/jrd+json'); + if (empty($webfinger['links'])) { + return []; } + $data['baseurl'] = 'http://' . $addr_parts[1]; + } else { + $data['baseurl'] = 'https://' . $addr_parts[1]; } - $data = json_decode($curlResult->getBody(), true); - - if (empty($data['links'])) { - return false; - } - - foreach ($data['links'] as $link) { - if (!empty($url) && !empty($link['href']) && ($link['href'] == $url)) { - return true; - } - - if (empty($link['href']) || empty($link['rel']) || empty($link['type'])) { + foreach ($webfinger['links'] as $link) { + if (empty($link['rel'])) { continue; } - if (empty($url) && ($link['rel'] == 'self') && ($link['type'] == 'application/activity+json')) { - return $link['href']; + if (!empty($link['template']) && ($link['rel'] == ActivityNamespace::OSTATUSSUB)) { + $data['subscribe'] = $link['template']; + } + + if (!empty($link['href']) && !empty($link['type']) && ($link['rel'] == 'self') && ($link['type'] == 'application/activity+json')) { + $data['url'] = $link['href']; + } + + if (!empty($link['href']) && !empty($link['type']) && ($link['rel'] == 'http://webfinger.net/rel/profile-page') && ($link['type'] == 'text/html')) { + $data['alias'] = $link['href']; } } - return false; + if (!empty($data['url']) && !empty($data['alias']) && ($data['url'] == $data['alias'])) { + unset($data['alias']); + } + + return $data; } /** @@ -133,11 +134,15 @@ class APContact } } - if (empty(parse_url($url, PHP_URL_SCHEME))) { - $url = self::addrToUrl($url); - if (empty($url)) { + $apcontact = []; + + $webfinger = empty(parse_url($url, PHP_URL_SCHEME)); + if ($webfinger) { + $apcontact = self::fetchWebfingerData($url); + if (empty($apcontact['url'])) { return $fetched_contact; } + $url = $apcontact['url']; } $data = ActivityPub::fetchContent($url); @@ -151,7 +156,6 @@ class APContact return $fetched_contact; } - $apcontact = []; $apcontact['url'] = $compacted['@id']; $apcontact['uuid'] = JsonLD::fetchElement($compacted, 'diaspora:guid', '@value'); $apcontact['type'] = str_replace('as:', '', JsonLD::fetchElement($compacted, '@type')); @@ -182,9 +186,11 @@ class APContact $apcontact['photo'] = JsonLD::fetchElement($compacted['as:icon'], 'as:url', '@id'); } - $apcontact['alias'] = JsonLD::fetchElement($compacted, 'as:url', '@id'); - if (is_array($apcontact['alias'])) { - $apcontact['alias'] = JsonLD::fetchElement($compacted['as:url'], 'as:href', '@id'); + if (empty($apcontact['alias'])) { + $apcontact['alias'] = JsonLD::fetchElement($compacted, 'as:url', '@id'); + if (is_array($apcontact['alias'])) { + $apcontact['alias'] = JsonLD::fetchElement($compacted['as:url'], 'as:href', '@id'); + } } // Quit if none of the basic values are set @@ -201,10 +207,12 @@ class APContact unset($parts['scheme']); unset($parts['path']); - if (!empty($apcontact['nick'])) { - $apcontact['addr'] = $apcontact['nick'] . '@' . str_replace('//', '', Network::unparseURL($parts)); - } else { - $apcontact['addr'] = ''; + if (empty($apcontact['addr'])) { + if (!empty($apcontact['nick'])) { + $apcontact['addr'] = $apcontact['nick'] . '@' . str_replace('//', '', Network::unparseURL($parts)); + } else { + $apcontact['addr'] = ''; + } } $apcontact['pubkey'] = null; @@ -276,16 +284,17 @@ class APContact } } - if (empty($fetched_contact['baseurl']) || $update) { - $parts = parse_url($apcontact['url']); - unset($parts['path']); - $baseurl = Network::unparseURL($parts); + if (!$webfinger && !empty($apcontact['addr'])) { + $data = self::fetchWebfingerData($apcontact['addr']); + if (!empty($data)) { + $apcontact['baseurl'] = $data['baseurl']; - // Check if the address is resolvable or the profile url is identical with the base url of the system - if (self::addrToUrl($apcontact['addr'], $apcontact['url']) || Strings::compareLink($apcontact['url'], $baseurl)) { - $apcontact['baseurl'] = $baseurl; - } else { - $apcontact['addr'] = null; + if (empty($apcontact['alias']) && !empty($data['alias'])) { + $apcontact['alias'] = $data['alias']; + } + if (!empty($data['subscribe'])) { + $apcontact['subscribe'] = $data['subscribe']; + } } } diff --git a/src/Network/Probe.php b/src/Network/Probe.php index bd8b717779..db4ef517d5 100644 --- a/src/Network/Probe.php +++ b/src/Network/Probe.php @@ -389,7 +389,11 @@ class Probe self::$istimeout = false; - $data = self::detect($uri, $network, $uid); + if ($network != Protocol::ACTIVITYPUB) { + $data = self::detect($uri, $network, $uid); + } else { + $data = null; + } // When the previous detection process had got a time out // we could falsely detect a Friendica profile as AP profile. @@ -397,9 +401,7 @@ class Probe $ap_profile = ActivityPub::probeProfile($uri); if (empty($data) || (!empty($ap_profile) && empty($network) && (($data['network'] ?? '') != Protocol::DFRN))) { - $subscribe = $data['subscribe'] ?? ''; $data = $ap_profile; - $data['subscribe'] = $subscribe; } elseif (!empty($ap_profile)) { $ap_profile['batch'] = ''; $data = array_merge($ap_profile, $data); @@ -921,7 +923,7 @@ class Probe * @return array webfinger data * @throws HTTPException\InternalServerErrorException */ - private static function webfinger($url, $type) + public static function webfinger($url, $type) { $xrd_timeout = DI::config()->get('system', 'xrd_timeout', 20); diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php index 9d6223a748..5306c27d3c 100644 --- a/src/Protocol/ActivityPub.php +++ b/src/Protocol/ActivityPub.php @@ -170,6 +170,7 @@ class ActivityPub $profile['notify'] = $apcontact['inbox']; $profile['poll'] = $apcontact['outbox']; $profile['pubkey'] = $apcontact['pubkey']; + $profile['subscribe'] = $apcontact['subscribe']; $profile['baseurl'] = $apcontact['baseurl']; $profile['gsid'] = $apcontact['gsid']; diff --git a/static/dbstructure.config.php b/static/dbstructure.config.php index 1a70201258..ba244e9a2f 100755 --- a/static/dbstructure.config.php +++ b/static/dbstructure.config.php @@ -54,7 +54,7 @@ use Friendica\Database\DBA; if (!defined('DB_UPDATE_VERSION')) { - define('DB_UPDATE_VERSION', 1352); + define('DB_UPDATE_VERSION', 1353); } return [ @@ -304,6 +304,7 @@ return [ "addr" => ["type" => "varchar(255)", "comment" => ""], "alias" => ["type" => "varchar(255)", "comment" => ""], "pubkey" => ["type" => "text", "comment" => ""], + "subscribe" => ["type" => "varchar(255)", "comment" => ""], "baseurl" => ["type" => "varchar(255)", "comment" => "baseurl of the ap contact"], "gsid" => ["type" => "int unsigned", "foreign" => ["gserver" => "id", "on delete" => "restrict"], "comment" => "Global Server ID"], "generator" => ["type" => "varchar(255)", "comment" => "Name of the contact's system"],