<?php
/**
- * @file src/Protocol/PortableContact.php
+ * @copyright Copyright (C) 2020, Friendica
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
*
- * @todo Move GNU Social URL schemata (http://server.tld/user/number) to http://server.tld/username
- * @todo Fetch profile data from profile page for Redmatrix users
- * @todo Detect if it is a forum
*/
-namespace Friendica\Protocol;
-
-use DOMDocument;
-use DOMXPath;
-use Exception;
-use Friendica\Content\Text\HTML;
-use Friendica\Core\Config;
-use Friendica\Core\Logger;
-use Friendica\Core\Protocol;
-use Friendica\Core\Worker;
-use Friendica\Database\DBA;
-use Friendica\Model\GContact;
-use Friendica\Model\Profile;
-use Friendica\Network\Probe;
-use Friendica\Util\DateTimeFormat;
-use Friendica\Util\Network;
-use Friendica\Util\Strings;
-use Friendica\Util\XML;
-
-class PortableContact
-{
- /**
- * @brief Fetch POCO data
- *
- * @param integer $cid Contact ID
- * @param integer $uid User ID
- * @param integer $zcid Global Contact ID
- * @param integer $url POCO address that should be polled
- *
- * Given a contact-id (minimum), load the PortableContacts friend list for that contact,
- * and add the entries to the gcontact (Global Contact) table, or update existing entries
- * if anything (name or photo) has changed.
- * We use normalised urls for comparison which ignore http vs https and www.domain vs domain
- *
- * Once the global contact is stored add (if necessary) the contact linkage which associates
- * the given uid, cid to the global contact entry. There can be many uid/cid combinations
- * pointing to the same global contact id.
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- public static function loadWorker($cid, $uid = 0, $zcid = 0, $url = null)
- {
- // Call the function "load" via the worker
- Worker::add(PRIORITY_LOW, "DiscoverPoCo", "load", (int)$cid, (int)$uid, (int)$zcid, $url);
- }
-
- /**
- * @brief Fetch POCO data from the worker
- *
- * @param integer $cid Contact ID
- * @param integer $uid User ID
- * @param integer $zcid Global Contact ID
- * @param integer $url POCO address that should be polled
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- public static function load($cid, $uid, $zcid, $url)
- {
- $a = \get_app();
-
- if ($cid) {
- if (!$url || !$uid) {
- $contact = DBA::selectFirst('contact', ['poco', 'uid'], ['id' => $cid]);
- if (DBA::isResult($contact)) {
- $url = $contact['poco'];
- $uid = $contact['uid'];
- }
- }
- if (!$uid) {
- return;
- }
- }
-
- if (!$url) {
- return;
- }
-
- $url = $url . (($uid) ? '/@me/@all?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation' : '?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation');
-
- Logger::log('load: ' . $url, Logger::DEBUG);
-
- $fetchresult = Network::fetchUrlFull($url);
- $s = $fetchresult->getBody();
-
- Logger::log('load: returns ' . $s, Logger::DATA);
-
- Logger::log('load: return code: ' . $fetchresult->getReturnCode(), Logger::DEBUG);
-
- if (($fetchresult->getReturnCode() > 299) || (! $s)) {
- return;
- }
-
- $j = json_decode($s, true);
-
- Logger::log('load: json: ' . print_r($j, true), Logger::DATA);
-
- if (!isset($j['entry'])) {
- return;
- }
-
- $total = 0;
- foreach ($j['entry'] as $entry) {
- $total ++;
- $profile_url = '';
- $profile_photo = '';
- $connect_url = '';
- $name = '';
- $network = '';
- $updated = DBA::NULL_DATETIME;
- $location = '';
- $about = '';
- $keywords = '';
- $gender = '';
- $contact_type = -1;
- $generation = 0;
-
- if (!empty($entry['displayName'])) {
- $name = $entry['displayName'];
- }
-
- if (isset($entry['urls'])) {
- foreach ($entry['urls'] as $url) {
- if ($url['type'] == 'profile') {
- $profile_url = $url['value'];
- continue;
- }
- if ($url['type'] == 'webfinger') {
- $connect_url = str_replace('acct:', '', $url['value']);
- continue;
- }
- }
- }
- if (isset($entry['photos'])) {
- foreach ($entry['photos'] as $photo) {
- if ($photo['type'] == 'profile') {
- $profile_photo = $photo['value'];
- continue;
- }
- }
- }
-
- if (isset($entry['updated'])) {
- $updated = date(DateTimeFormat::MYSQL, strtotime($entry['updated']));
- }
-
- if (isset($entry['network'])) {
- $network = $entry['network'];
- }
-
- if (isset($entry['currentLocation'])) {
- $location = $entry['currentLocation'];
- }
-
- if (isset($entry['aboutMe'])) {
- $about = HTML::toBBCode($entry['aboutMe']);
- }
-
- if (isset($entry['gender'])) {
- $gender = $entry['gender'];
- }
-
- if (isset($entry['generation']) && ($entry['generation'] > 0)) {
- $generation = ++$entry['generation'];
- }
-
- if (isset($entry['tags'])) {
- foreach ($entry['tags'] as $tag) {
- $keywords = implode(", ", $tag);
- }
- }
-
- if (isset($entry['contactType']) && ($entry['contactType'] >= 0)) {
- $contact_type = $entry['contactType'];
- }
-
- $gcontact = ["url" => $profile_url,
- "name" => $name,
- "network" => $network,
- "photo" => $profile_photo,
- "about" => $about,
- "location" => $location,
- "gender" => $gender,
- "keywords" => $keywords,
- "connect" => $connect_url,
- "updated" => $updated,
- "contact-type" => $contact_type,
- "generation" => $generation];
-
- try {
- $gcontact = GContact::sanitize($gcontact);
- $gcid = GContact::update($gcontact);
-
- GContact::link($gcid, $uid, $cid, $zcid);
- } catch (Exception $e) {
- Logger::log($e->getMessage(), Logger::DEBUG);
- }
- }
- Logger::log("load: loaded $total entries", Logger::DEBUG);
-
- $condition = ["`cid` = ? AND `uid` = ? AND `zcid` = ? AND `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY", $cid, $uid, $zcid];
- DBA::delete('glink', $condition);
- }
-
- public static function reachable($profile, $server = "", $network = "", $force = false)
- {
- if ($server == "") {
- $server = self::detectServer($profile);
- }
-
- if ($server == "") {
- return true;
- }
-
- return self::checkServer($server, $network, $force);
- }
-
- public static function detectServer($profile)
- {
- // Try to detect the server path based upon some known standard paths
- $server_url = "";
-
- if ($server_url == "") {
- $friendica = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $profile);
- if ($friendica != $profile) {
- $server_url = $friendica;
- $network = Protocol::DFRN;
- }
- }
-
- if ($server_url == "") {
- $diaspora = preg_replace("=(https?://)(.*)/u/(.*)=ism", "$1$2", $profile);
- if ($diaspora != $profile) {
- $server_url = $diaspora;
- $network = Protocol::DIASPORA;
- }
- }
-
- if ($server_url == "") {
- $red = preg_replace("=(https?://)(.*)/channel/(.*)=ism", "$1$2", $profile);
- if ($red != $profile) {
- $server_url = $red;
- $network = Protocol::DIASPORA;
- }
- }
-
- // Mastodon
- if ($server_url == "") {
- $mastodon = preg_replace("=(https?://)(.*)/users/(.*)=ism", "$1$2", $profile);
- if ($mastodon != $profile) {
- $server_url = $mastodon;
- $network = Protocol::OSTATUS;
- }
- }
-
- // Numeric OStatus variant
- if ($server_url == "") {
- $ostatus = preg_replace("=(https?://)(.*)/user/(.*)=ism", "$1$2", $profile);
- if ($ostatus != $profile) {
- $server_url = $ostatus;
- $network = Protocol::OSTATUS;
- }
- }
-
- // Wild guess
- if ($server_url == "") {
- $base = preg_replace("=(https?://)(.*?)/(.*)=ism", "$1$2", $profile);
- if ($base != $profile) {
- $server_url = $base;
- $network = Protocol::PHANTOM;
- }
- }
-
- if ($server_url == "") {
- return "";
- }
-
- $r = q(
- "SELECT `id` FROM `gserver` WHERE `nurl` = '%s' AND `last_contact` > `last_failure`",
- DBA::escape(Strings::normaliseLink($server_url))
- );
-
- if (DBA::isResult($r)) {
- return $server_url;
- }
-
- // Fetch the host-meta to check if this really is a server
- $curlResult = Network::curl($server_url."/.well-known/host-meta");
- if (!$curlResult->isSuccess()) {
- return "";
- }
-
- return $server_url;
- }
-
- public static function alternateOStatusUrl($url)
- {
- return(preg_match("=https?://.+/user/\d+=ism", $url, $matches));
- }
-
- public static function lastUpdated($profile, $force = false)
- {
- $gcontacts = q(
- "SELECT * FROM `gcontact` WHERE `nurl` = '%s'",
- DBA::escape(Strings::normaliseLink($profile))
- );
-
- if (!DBA::isResult($gcontacts)) {
- return false;
- }
-
- $contact = ["url" => $profile];
-
- if ($gcontacts[0]["created"] <= DBA::NULL_DATETIME) {
- $contact['created'] = DateTimeFormat::utcNow();
- }
-
- $server_url = '';
- if ($force) {
- $server_url = Strings::normaliseLink(self::detectServer($profile));
- }
-
- if (($server_url == '') && ($gcontacts[0]["server_url"] != "")) {
- $server_url = $gcontacts[0]["server_url"];
- }
-
- if (!$force && (($server_url == '') || ($gcontacts[0]["server_url"] == $gcontacts[0]["nurl"]))) {
- $server_url = Strings::normaliseLink(self::detectServer($profile));
- }
-
- if (!in_array($gcontacts[0]["network"], [Protocol::DFRN, Protocol::DIASPORA, Protocol::FEED, Protocol::OSTATUS, ""])) {
- Logger::log("Profile ".$profile.": Network type ".$gcontacts[0]["network"]." can't be checked", Logger::DEBUG);
- return false;
- }
-
- if ($server_url != "") {
- if (!self::checkServer($server_url, $gcontacts[0]["network"], $force)) {
- if ($force) {
- $fields = ['last_failure' => DateTimeFormat::utcNow()];
- DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($profile)]);
- }
-
- Logger::log("Profile ".$profile.": Server ".$server_url." wasn't reachable.", Logger::DEBUG);
- return false;
- }
- $contact['server_url'] = $server_url;
- }
-
- if (in_array($gcontacts[0]["network"], ["", Protocol::FEED])) {
- $server = q(
- "SELECT `network` FROM `gserver` WHERE `nurl` = '%s' AND `network` != ''",
- DBA::escape(Strings::normaliseLink($server_url))
- );
-
- if ($server) {
- $contact['network'] = $server[0]["network"];
- } else {
- return false;
- }
- }
-
- // noscrape is really fast so we don't cache the call.
- if (($server_url != "") && ($gcontacts[0]["nick"] != "")) {
- // Use noscrape if possible
- $server = q("SELECT `noscrape`, `network` FROM `gserver` WHERE `nurl` = '%s' AND `noscrape` != ''", DBA::escape(Strings::normaliseLink($server_url)));
-
- if ($server) {
- $curlResult = Network::curl($server[0]["noscrape"]."/".$gcontacts[0]["nick"]);
-
- if ($curlResult->isSuccess() && ($curlResult->getBody() != "")) {
- $noscrape = json_decode($curlResult->getBody(), true);
-
- if (is_array($noscrape)) {
- $contact["network"] = $server[0]["network"];
-
- if (isset($noscrape["fn"])) {
- $contact["name"] = $noscrape["fn"];
- }
- if (isset($noscrape["comm"])) {
- $contact["community"] = $noscrape["comm"];
- }
- if (isset($noscrape["tags"])) {
- $keywords = implode(" ", $noscrape["tags"]);
- if ($keywords != "") {
- $contact["keywords"] = $keywords;
- }
- }
-
- $location = Profile::formatLocation($noscrape);
- if ($location) {
- $contact["location"] = $location;
- }
- if (isset($noscrape["dfrn-notify"])) {
- $contact["notify"] = $noscrape["dfrn-notify"];
- }
- // Remove all fields that are not present in the gcontact table
- unset($noscrape["fn"]);
- unset($noscrape["key"]);
- unset($noscrape["homepage"]);
- unset($noscrape["comm"]);
- unset($noscrape["tags"]);
- unset($noscrape["locality"]);
- unset($noscrape["region"]);
- unset($noscrape["country-name"]);
- unset($noscrape["contacts"]);
- unset($noscrape["dfrn-request"]);
- unset($noscrape["dfrn-confirm"]);
- unset($noscrape["dfrn-notify"]);
- unset($noscrape["dfrn-poll"]);
-
- // Set the date of the last contact
- /// @todo By now the function "update_gcontact" doesn't work with this field
- //$contact["last_contact"] = DateTimeFormat::utcNow();
-
- $contact = array_merge($contact, $noscrape);
-
- GContact::update($contact);
-
- if (!empty($noscrape["updated"])) {
- $fields = ['last_contact' => DateTimeFormat::utcNow()];
- DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($profile)]);
-
- Logger::log("Profile ".$profile." was last updated at ".$noscrape["updated"]." (noscrape)", Logger::DEBUG);
-
- return $noscrape["updated"];
- }
- }
- }
- }
- }
-
- // If we only can poll the feed, then we only do this once a while
- if (!$force && !self::updateNeeded($gcontacts[0]["created"], $gcontacts[0]["updated"], $gcontacts[0]["last_failure"], $gcontacts[0]["last_contact"])) {
- Logger::log("Profile ".$profile." was last updated at ".$gcontacts[0]["updated"]." (cached)", Logger::DEBUG);
-
- GContact::update($contact);
- return $gcontacts[0]["updated"];
- }
-
- $data = Probe::uri($profile);
-
- // Is the profile link the alternate OStatus link notation? (http://domain.tld/user/4711)
- // Then check the other link and delete this one
- if (($data["network"] == Protocol::OSTATUS) && self::alternateOStatusUrl($profile)
- && (Strings::normaliseLink($profile) == Strings::normaliseLink($data["alias"]))
- && (Strings::normaliseLink($profile) != Strings::normaliseLink($data["url"]))
- ) {
- // Delete the old entry
- DBA::delete('gcontact', ['nurl' => Strings::normaliseLink($profile)]);
-
- $gcontact = array_merge($gcontacts[0], $data);
-
- $gcontact["server_url"] = $data["baseurl"];
-
- try {
- $gcontact = GContact::sanitize($gcontact);
- GContact::update($gcontact);
-
- self::lastUpdated($data["url"], $force);
- } catch (Exception $e) {
- Logger::log($e->getMessage(), Logger::DEBUG);
- }
-
- Logger::log("Profile ".$profile." was deleted", Logger::DEBUG);
- return false;
- }
-
- if (($data["poll"] == "") || (in_array($data["network"], [Protocol::FEED, Protocol::PHANTOM]))) {
- $fields = ['last_failure' => DateTimeFormat::utcNow()];
- DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($profile)]);
-
- Logger::log("Profile ".$profile." wasn't reachable (profile)", Logger::DEBUG);
- return false;
- }
-
- $contact = array_merge($contact, $data);
-
- $contact["server_url"] = $data["baseurl"];
-
- GContact::update($contact);
-
- $curlResult = Network::curl($data["poll"]);
-
- if (!$curlResult->isSuccess()) {
- $fields = ['last_failure' => DateTimeFormat::utcNow()];
- DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($profile)]);
-
- Logger::log("Profile ".$profile." wasn't reachable (no feed)", Logger::DEBUG);
- return false;
- }
-
- $doc = new DOMDocument();
- /// @TODO Avoid error supression here
- @$doc->loadXML($curlResult->getBody());
-
- $xpath = new DOMXPath($doc);
- $xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
-
- $entries = $xpath->query('/atom:feed/atom:entry');
-
- $last_updated = "";
-
- foreach ($entries as $entry) {
- $published = DateTimeFormat::utc($xpath->query('atom:published/text()', $entry)->item(0)->nodeValue);
- $updated = DateTimeFormat::utc($xpath->query('atom:updated/text()' , $entry)->item(0)->nodeValue);
-
- if ($last_updated < $published) {
- $last_updated = $published;
- }
-
- if ($last_updated < $updated) {
- $last_updated = $updated;
- }
- }
-
- // Maybe there aren't any entries. Then check if it is a valid feed
- if ($last_updated == "") {
- if ($xpath->query('/atom:feed')->length > 0) {
- $last_updated = DBA::NULL_DATETIME;
- }
- }
-
- $fields = ['last_contact' => DateTimeFormat::utcNow()];
-
- if (!empty($last_updated)) {
- $fields['updated'] = $last_updated;
- }
-
- DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($profile)]);
-
- if (($gcontacts[0]["generation"] == 0)) {
- $fields = ['generation' => 9];
- DBA::update('gcontact', $fields, ['nurl' => Strings::normaliseLink($profile)]);
- }
-
- Logger::log("Profile ".$profile." was last updated at ".$last_updated, Logger::DEBUG);
-
- return $last_updated;
- }
-
- public static function updateNeeded($created, $updated, $last_failure, $last_contact)
- {
- $now = strtotime(DateTimeFormat::utcNow());
-
- if ($updated > $last_contact) {
- $contact_time = strtotime($updated);
- } else {
- $contact_time = strtotime($last_contact);
- }
-
- $failure_time = strtotime($last_failure);
- $created_time = strtotime($created);
-
- // If there is no "created" time then use the current time
- if ($created_time <= 0) {
- $created_time = $now;
- }
-
- // If the last contact was less than 24 hours then don't update
- if (($now - $contact_time) < (60 * 60 * 24)) {
- return false;
- }
-
- // If the last failure was less than 24 hours then don't update
- if (($now - $failure_time) < (60 * 60 * 24)) {
- return false;
- }
-
- // If the last contact was less than a week ago and the last failure is older than a week then don't update
- //if ((($now - $contact_time) < (60 * 60 * 24 * 7)) && ($contact_time > $failure_time))
- // return false;
-
- // If the last contact time was more than a week ago and the contact was created more than a week ago, then only try once a week
- if ((($now - $contact_time) > (60 * 60 * 24 * 7)) && (($now - $created_time) > (60 * 60 * 24 * 7)) && (($now - $failure_time) < (60 * 60 * 24 * 7))) {
- return false;
- }
-
- // If the last contact time was more than a month ago and the contact was created more than a month ago, then only try once a month
- if ((($now - $contact_time) > (60 * 60 * 24 * 30)) && (($now - $created_time) > (60 * 60 * 24 * 30)) && (($now - $failure_time) < (60 * 60 * 24 * 30))) {
- return false;
- }
-
- return true;
- }
-
- /// @TODO Maybe move this out to an utilities class?
- private static function toBoolean($val)
- {
- if (($val == "true") || ($val == 1)) {
- return true;
- } elseif (($val == "false") || ($val == 0)) {
- return false;
- }
-
- return $val;
- }
-
- /**
- * @brief Detect server type (Hubzilla or Friendica) via the poco data
- *
- * @param array $data POCO data
- * @return array Server data
- */
- private static function detectPocoData(array $data)
- {
- $server = false;
-
- if (!isset($data['entry'])) {
- return false;
- }
-
- if (count($data['entry']) == 0) {
- return false;
- }
-
- if (!isset($data['entry'][0]['urls'])) {
- return false;
- }
-
- if (count($data['entry'][0]['urls']) == 0) {
- return false;
- }
-
- foreach ($data['entry'][0]['urls'] as $url) {
- if ($url['type'] == 'zot') {
- $server = [];
- $server["platform"] = 'Hubzilla';
- $server["network"] = Protocol::DIASPORA;
- return $server;
- }
- }
- return false;
- }
-
- /**
- * @brief Detect server type by using the nodeinfo data
- *
- * @param string $server_url address of the server
- * @return array Server data
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- private static function fetchNodeinfo($server_url)
- {
- $curlResult = Network::curl($server_url."/.well-known/nodeinfo");
- if (!$curlResult->isSuccess()) {
- return false;
- }
-
- $nodeinfo = json_decode($curlResult->getBody(), true);
-
- if (!is_array($nodeinfo) || !isset($nodeinfo['links'])) {
- return false;
- }
-
- $nodeinfo1_url = '';
- $nodeinfo2_url = '';
-
- foreach ($nodeinfo['links'] as $link) {
- if (!is_array($link) || empty($link['rel'])) {
- Logger::log('Invalid nodeinfo format for ' . $server_url, Logger::DEBUG);
- continue;
- }
- if ($link['rel'] == 'http://nodeinfo.diaspora.software/ns/schema/1.0') {
- $nodeinfo1_url = $link['href'];
- } elseif ($link['rel'] == 'http://nodeinfo.diaspora.software/ns/schema/2.0') {
- $nodeinfo2_url = $link['href'];
- }
- }
-
- if ($nodeinfo1_url . $nodeinfo2_url == '') {
- return false;
- }
-
- $server = [];
-
- // When the nodeinfo url isn't on the same host, then there is obviously something wrong
- if (!empty($nodeinfo2_url) && (parse_url($server_url, PHP_URL_HOST) == parse_url($nodeinfo2_url, PHP_URL_HOST))) {
- $server = self::parseNodeinfo2($nodeinfo2_url);
- }
-
- // When the nodeinfo url isn't on the same host, then there is obviously something wrong
- if (empty($server) && !empty($nodeinfo1_url) && (parse_url($server_url, PHP_URL_HOST) == parse_url($nodeinfo1_url, PHP_URL_HOST))) {
- $server = self::parseNodeinfo1($nodeinfo1_url);
- }
-
- return $server;
- }
-
- /**
- * @brief Parses Nodeinfo 1
- *
- * @param string $nodeinfo_url address of the nodeinfo path
- * @return array Server data
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- private static function parseNodeinfo1($nodeinfo_url)
- {
- $curlResult = Network::curl($nodeinfo_url);
-
- if (!$curlResult->isSuccess()) {
- return false;
- }
-
- $nodeinfo = json_decode($curlResult->getBody(), true);
-
- if (!is_array($nodeinfo)) {
- return false;
- }
-
- $server = [];
-
- $server['register_policy'] = REGISTER_CLOSED;
-
- if (is_bool($nodeinfo['openRegistrations']) && $nodeinfo['openRegistrations']) {
- $server['register_policy'] = REGISTER_OPEN;
- }
-
- if (is_array($nodeinfo['software'])) {
- if (isset($nodeinfo['software']['name'])) {
- $server['platform'] = $nodeinfo['software']['name'];
- }
-
- if (isset($nodeinfo['software']['version'])) {
- $server['version'] = $nodeinfo['software']['version'];
- // Version numbers on Nodeinfo are presented with additional info, e.g.:
- // 0.6.3.0-p1702cc1c, 0.6.99.0-p1b9ab160 or 3.4.3-2-1191.
- $server['version'] = preg_replace("=(.+)-(.{4,})=ism", "$1", $server['version']);
- }
- }
-
- if (isset($nodeinfo['metadata']['nodeName'])) {
- $server['site_name'] = $nodeinfo['metadata']['nodeName'];
- }
-
- if (!empty($nodeinfo['usage']['users']['total'])) {
- $server['registered-users'] = $nodeinfo['usage']['users']['total'];
- }
-
- $diaspora = false;
- $friendica = false;
- $gnusocial = false;
-
- if (is_array($nodeinfo['protocols']['inbound'])) {
- foreach ($nodeinfo['protocols']['inbound'] as $inbound) {
- if ($inbound == 'diaspora') {
- $diaspora = true;
- }
- if ($inbound == 'friendica') {
- $friendica = true;
- }
- if ($inbound == 'gnusocial') {
- $gnusocial = true;
- }
- }
- }
-
- if ($gnusocial) {
- $server['network'] = Protocol::OSTATUS;
- }
- if ($diaspora) {
- $server['network'] = Protocol::DIASPORA;
- }
- if ($friendica) {
- $server['network'] = Protocol::DFRN;
- }
-
- if (!$server) {
- return false;
- }
-
- return $server;
- }
-
- /**
- * @brief Parses Nodeinfo 2
- *
- * @param string $nodeinfo_url address of the nodeinfo path
- * @return array Server data
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- private static function parseNodeinfo2($nodeinfo_url)
- {
- $curlResult = Network::curl($nodeinfo_url);
- if (!$curlResult->isSuccess()) {
- return false;
- }
-
- $nodeinfo = json_decode($curlResult->getBody(), true);
-
- if (!is_array($nodeinfo)) {
- return false;
- }
-
- $server = [];
-
- $server['register_policy'] = REGISTER_CLOSED;
-
- if (is_bool($nodeinfo['openRegistrations']) && $nodeinfo['openRegistrations']) {
- $server['register_policy'] = REGISTER_OPEN;
- }
-
- if (is_array($nodeinfo['software'])) {
- if (isset($nodeinfo['software']['name'])) {
- $server['platform'] = $nodeinfo['software']['name'];
- }
-
- if (isset($nodeinfo['software']['version'])) {
- $server['version'] = $nodeinfo['software']['version'];
- // Version numbers on Nodeinfo are presented with additional info, e.g.:
- // 0.6.3.0-p1702cc1c, 0.6.99.0-p1b9ab160 or 3.4.3-2-1191.
- $server['version'] = preg_replace("=(.+)-(.{4,})=ism", "$1", $server['version']);
- }
- }
-
- if (isset($nodeinfo['metadata']['nodeName'])) {
- $server['site_name'] = $nodeinfo['metadata']['nodeName'];
- }
-
- if (!empty($nodeinfo['usage']['users']['total'])) {
- $server['registered-users'] = $nodeinfo['usage']['users']['total'];
- }
-
- $diaspora = false;
- $friendica = false;
- $gnusocial = false;
-
- if (!empty($nodeinfo['protocols'])) {
- foreach ($nodeinfo['protocols'] as $protocol) {
- if ($protocol == 'diaspora') {
- $diaspora = true;
- } elseif ($protocol == 'friendica') {
- $friendica = true;
- } elseif ($protocol == 'gnusocial') {
- $gnusocial = true;
- }
- }
- }
-
- if ($gnusocial) {
- $server['network'] = Protocol::OSTATUS;
- } elseif ($diaspora) {
- $server['network'] = Protocol::DIASPORA;
- } elseif ($friendica) {
- $server['network'] = Protocol::DFRN;
- }
-
- if (empty($server)) {
- return false;
- }
-
- return $server;
- }
-
- /**
- * @brief Detect server type (Hubzilla or Friendica) via the front page body
- *
- * @param string $body Front page of the server
- * @return array Server data
- */
- private static function detectServerType($body)
- {
- $server = false;
-
- $doc = new DOMDocument();
- /// @TODO Acoid supressing error
- @$doc->loadHTML($body);
- $xpath = new DOMXPath($doc);
-
- $list = $xpath->query("//meta[@name]");
-
- foreach ($list as $node) {
- $attr = [];
- if ($node->attributes->length) {
- foreach ($node->attributes as $attribute) {
- $attr[$attribute->name] = $attribute->value;
- }
- }
- if ($attr['name'] == 'generator') {
- $version_part = explode(" ", $attr['content']);
- if (count($version_part) == 2) {
- if (in_array($version_part[0], ["Friendika", "Friendica"])) {
- $server = [];
- $server["platform"] = $version_part[0];
- $server["version"] = $version_part[1];
- $server["network"] = Protocol::DFRN;
- }
- }
- }
- }
-
- if (!$server) {
- $list = $xpath->query("//meta[@property]");
-
- foreach ($list as $node) {
- $attr = [];
- if ($node->attributes->length) {
- foreach ($node->attributes as $attribute) {
- $attr[$attribute->name] = $attribute->value;
- }
- }
- if ($attr['property'] == 'generator' && in_array($attr['content'], ["hubzilla", "BlaBlaNet"])) {
- $server = [];
- $server["platform"] = $attr['content'];
- $server["version"] = "";
- $server["network"] = Protocol::DIASPORA;
- }
- }
- }
-
- if (!$server) {
- return false;
- }
-
- $server["site_name"] = XML::getFirstNodeValue($xpath, '//head/title/text()');
-
- return $server;
- }
-
- public static function checkServer($server_url, $network = "", $force = false)
- {
- // Unify the server address
- $server_url = trim($server_url, "/");
- $server_url = str_replace("/index.php", "", $server_url);
-
- if ($server_url == "") {
- return false;
- }
-
- $gserver = DBA::selectFirst('gserver', [], ['nurl' => Strings::normaliseLink($server_url)]);
- if (DBA::isResult($gserver)) {
- if ($gserver["created"] <= DBA::NULL_DATETIME) {
- $fields = ['created' => DateTimeFormat::utcNow()];
- $condition = ['nurl' => Strings::normaliseLink($server_url)];
- DBA::update('gserver', $fields, $condition);
- }
- $poco = $gserver["poco"];
- $noscrape = $gserver["noscrape"];
-
- if ($network == "") {
- $network = $gserver["network"];
- }
-
- $last_contact = $gserver["last_contact"];
- $last_failure = $gserver["last_failure"];
- $version = $gserver["version"];
- $platform = $gserver["platform"];
- $site_name = $gserver["site_name"];
- $info = $gserver["info"];
- $register_policy = $gserver["register_policy"];
- $registered_users = $gserver["registered-users"];
-
- // See discussion under https://forum.friendi.ca/display/0b6b25a8135aabc37a5a0f5684081633
- // It can happen that a zero date is in the database, but storing it again is forbidden.
- if ($last_contact < DBA::NULL_DATETIME) {
- $last_contact = DBA::NULL_DATETIME;
- }
-
- if ($last_failure < DBA::NULL_DATETIME) {
- $last_failure = DBA::NULL_DATETIME;
- }
-
- if (!$force && !self::updateNeeded($gserver["created"], "", $last_failure, $last_contact)) {
- Logger::log("Use cached data for server ".$server_url, Logger::DEBUG);
- return ($last_contact >= $last_failure);
- }
- } else {
- $poco = "";
- $noscrape = "";
- $version = "";
- $platform = "";
- $site_name = "";
- $info = "";
- $register_policy = -1;
- $registered_users = 0;
-
- $last_contact = DBA::NULL_DATETIME;
- $last_failure = DBA::NULL_DATETIME;
- }
- Logger::log("Server ".$server_url." is outdated or unknown. Start discovery. Force: ".$force." Created: ".$gserver["created"]." Failure: ".$last_failure." Contact: ".$last_contact, Logger::DEBUG);
-
- $failure = false;
- $possible_failure = false;
- $orig_last_failure = $last_failure;
- $orig_last_contact = $last_contact;
-
- // Mastodon uses the "@" for user profiles.
- // But this can be misunderstood.
- if (parse_url($server_url, PHP_URL_USER) != '') {
- DBA::update('gserver', ['last_failure' => DateTimeFormat::utcNow()], ['nurl' => Strings::normaliseLink($server_url)]);
- return false;
- }
-
- // Check if the page is accessible via SSL.
- $orig_server_url = $server_url;
- $server_url = str_replace("http://", "https://", $server_url);
-
- // We set the timeout to 20 seconds since this operation should be done in no time if the server was vital
- $curlResult = Network::curl($server_url."/.well-known/host-meta", false, $redirects, ['timeout' => 20]);
-
- // Quit if there is a timeout.
- // But we want to make sure to only quit if we are mostly sure that this server url fits.
- if (DBA::isResult($gserver) && ($orig_server_url == $server_url) &&
- ($curlResult->isTimeout())) {
- Logger::log("Connection to server ".$server_url." timed out.", Logger::DEBUG);
- DBA::update('gserver', ['last_failure' => DateTimeFormat::utcNow()], ['nurl' => Strings::normaliseLink($server_url)]);
- return false;
- }
-
- // Maybe the page is unencrypted only?
- $xmlobj = @simplexml_load_string($curlResult->getBody(), 'SimpleXMLElement', 0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
- if (!$curlResult->isSuccess() || ($curlResult->getBody() == "") || empty($xmlobj) || !is_object($xmlobj)) {
- $server_url = str_replace("https://", "http://", $server_url);
-
- // We set the timeout to 20 seconds since this operation should be done in no time if the server was vital
- $curlResult = Network::curl($server_url."/.well-known/host-meta", false, $redirects, ['timeout' => 20]);
-
- // Quit if there is a timeout
- if ($curlResult->isTimeout()) {
- Logger::log("Connection to server " . $server_url . " timed out.", Logger::DEBUG);
- DBA::update('gserver', ['last_failure' => DateTimeFormat::utcNow()], ['nurl' => Strings::normaliseLink($server_url)]);
- return false;
- }
-
- $xmlobj = @simplexml_load_string($curlResult->getBody(), 'SimpleXMLElement', 0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
- }
-
- if (!$curlResult->isSuccess() || ($curlResult->getBody() == "") || empty($xmlobj) || !is_object($xmlobj)) {
- // Workaround for bad configured servers (known nginx problem)
- if (!empty($curlResult->getInfo()) && !in_array($curlResult->getInfo()["http_code"], ["403", "404"])) {
- $failure = true;
- }
-
- $possible_failure = true;
- }
-
- // If the server has no possible failure we reset the cached data
- if (!$possible_failure) {
- $version = "";
- $platform = "";
- $site_name = "";
- $info = "";
- $register_policy = -1;
- }
-
- if (!$failure) {
- // This will be too low, but better than no value at all.
- $registered_users = DBA::count('gcontact', ['server_url' => Strings::normaliseLink($server_url)]);
- }
-
- // Look for poco
- if (!$failure) {
- $curlResult = Network::curl($server_url."/poco");
-
- if ($curlResult->isSuccess()) {
- $data = json_decode($curlResult->getBody(), true);
-
- if (isset($data['totalResults'])) {
- $registered_users = $data['totalResults'];
- $poco = $server_url . "/poco";
- $server = self::detectPocoData($data);
-
- if (!empty($server)) {
- $platform = $server['platform'];
- $network = $server['network'];
- $version = '';
- $site_name = '';
- }
- }
-
- /*
- * There are servers out there who don't return 404 on a failure
- * We have to be sure that don't misunderstand this
- */
- if (is_null($data)) {
- $poco = "";
- $noscrape = "";
- $network = "";
- }
- }
- }
-
- if (!$failure) {
- // Test for Diaspora, Hubzilla, Mastodon or older Friendica servers
- $curlResult = Network::curl($server_url);
-
- if (!$curlResult->isSuccess() || ($curlResult->getBody() == "")) {
- $failure = true;
- } else {
- $server = self::detectServerType($curlResult->getBody());
-
- if (!empty($server)) {
- $platform = $server['platform'];
- $network = $server['network'];
- $version = $server['version'];
- $site_name = $server['site_name'];
- }
-
- $lines = explode("\n", $curlResult->getHeader());
-
- if (count($lines)) {
- foreach ($lines as $line) {
- $line = trim($line);
-
- if (stristr($line, 'X-Diaspora-Version:')) {
- $platform = "Diaspora";
- $version = trim(str_replace("X-Diaspora-Version:", "", $line));
- $version = trim(str_replace("x-diaspora-version:", "", $version));
- $network = Protocol::DIASPORA;
- $versionparts = explode("-", $version);
- $version = $versionparts[0];
- }
-
- if (stristr($line, 'Server: Mastodon')) {
- $platform = "Mastodon";
- $network = Protocol::OSTATUS;
- }
- }
- }
- }
- }
-
- if (!$failure && ($poco == "")) {
- // Test for Statusnet
- // Will also return data for Friendica and GNU Social - but it will be overwritten later
- // The "not implemented" is a special treatment for really, really old Friendica versions
- $curlResult = Network::curl($server_url."/api/statusnet/version.json");
-
- if ($curlResult->isSuccess() && ($curlResult->getBody() != '{"error":"not implemented"}') &&
- ($curlResult->getBody() != '') && (strlen($curlResult->getBody()) < 30)) {
- $platform = "StatusNet";
- // Remove junk that some GNU Social servers return
- $version = str_replace(chr(239).chr(187).chr(191), "", $curlResult->getBody());
- $version = trim($version, '"');
- $network = Protocol::OSTATUS;
- }
-
- // Test for GNU Social
- $curlResult = Network::curl($server_url."/api/gnusocial/version.json");
-
- if ($curlResult->isSuccess() && ($curlResult->getBody() != '{"error":"not implemented"}') &&
- ($curlResult->getBody() != '') && (strlen($curlResult->getBody()) < 30)) {
- $platform = "GNU Social";
- // Remove junk that some GNU Social servers return
- $version = str_replace(chr(239) . chr(187) . chr(191), "", $curlResult->getBody());
- $version = trim($version, '"');
- $network = Protocol::OSTATUS;
- }
-
- // Test for Mastodon
- $orig_version = $version;
- $curlResult = Network::curl($server_url . "/api/v1/instance");
-
- if ($curlResult->isSuccess() && ($curlResult->getBody() != '')) {
- $data = json_decode($curlResult->getBody(), true);
-
- if (isset($data['version'])) {
- $platform = "Mastodon";
- $version = defaults($data, 'version', '');
- $site_name = defaults($data, 'title', '');
- $info = defaults($data, 'description', '');
- $network = Protocol::OSTATUS;
- }
-
- if (!empty($data['stats']['user_count'])) {
- $registered_users = $data['stats']['user_count'];
- }
- }
-
- if (strstr($orig_version . $version, 'Pleroma')) {
- $platform = 'Pleroma';
- $version = trim(str_replace('Pleroma', '', $version));
- }
- }
-
- if (!$failure) {
- // Test for Hubzilla and Red
- $curlResult = Network::curl($server_url . "/siteinfo.json");
-
- if ($curlResult->isSuccess()) {
- $data = json_decode($curlResult->getBody(), true);
-
- if (isset($data['url'])) {
- $platform = $data['platform'];
- $version = $data['version'];
- $network = Protocol::DIASPORA;
- }
-
- if (!empty($data['site_name'])) {
- $site_name = $data['site_name'];
- }
-
- if (!empty($data['channels_total'])) {
- $registered_users = $data['channels_total'];
- }
-
- if (!empty($data['register_policy'])) {
- switch ($data['register_policy']) {
- case "REGISTER_OPEN":
- $register_policy = REGISTER_OPEN;
- break;
+namespace Friendica\Protocol;
- case "REGISTER_APPROVE":
- $register_policy = REGISTER_APPROVE;
- break;
+use Exception;
+use Friendica\Content\Text\HTML;
+use Friendica\Core\Logger;
+use Friendica\Core\Protocol;
+use Friendica\Core\Worker;
+use Friendica\Database\DBA;
+use Friendica\DI;
+use Friendica\Model\GContact;
+use Friendica\Model\GServer;
+use Friendica\Util\DateTimeFormat;
+use Friendica\Util\Strings;
- case "REGISTER_CLOSED":
- default:
- $register_policy = REGISTER_CLOSED;
- break;
- }
- }
- } else {
- // Test for Hubzilla, Redmatrix or Friendica
- $curlResult = Network::curl($server_url."/api/statusnet/config.json");
+/**
+ *
+ * @todo Move GNU Social URL schemata (http://server.tld/user/number) to http://server.tld/username
+ * @todo Fetch profile data from profile page for Redmatrix users
+ * @todo Detect if it is a forum
+ */
+class PortableContact
+{
+ const DISABLED = 0;
+ const USERS = 1;
+ const USERS_GCONTACTS = 2;
+ const USERS_GCONTACTS_FALLBACK = 3;
- if ($curlResult->isSuccess()) {
- $data = json_decode($curlResult->getBody(), true);
+ /**
+ * Fetch POCO data
+ *
+ * @param integer $cid Contact ID
+ * @param integer $uid User ID
+ * @param integer $zcid Global Contact ID
+ * @param integer $url POCO address that should be polled
+ *
+ * Given a contact-id (minimum), load the PortableContacts friend list for that contact,
+ * and add the entries to the gcontact (Global Contact) table, or update existing entries
+ * if anything (name or photo) has changed.
+ * We use normalised urls for comparison which ignore http vs https and www.domain vs domain
+ *
+ * Once the global contact is stored add (if necessary) the contact linkage which associates
+ * the given uid, cid to the global contact entry. There can be many uid/cid combinations
+ * pointing to the same global contact id.
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+ */
+ public static function loadWorker($cid, $uid = 0, $zcid = 0, $url = null)
+ {
+ // Call the function "load" via the worker
+ Worker::add(PRIORITY_LOW, 'FetchPoCo', (int)$cid, (int)$uid, (int)$zcid, $url);
+ }
- if (isset($data['site']['server'])) {
- if (isset($data['site']['platform'])) {
- $platform = $data['site']['platform']['PLATFORM_NAME'];
- $version = $data['site']['platform']['STD_VERSION'];
- $network = Protocol::DIASPORA;
- }
-
- if (isset($data['site']['BlaBlaNet'])) {
- $platform = $data['site']['BlaBlaNet']['PLATFORM_NAME'];
- $version = $data['site']['BlaBlaNet']['STD_VERSION'];
- $network = Protocol::DIASPORA;
- }
-
- if (isset($data['site']['hubzilla'])) {
- $platform = $data['site']['hubzilla']['PLATFORM_NAME'];
- $version = $data['site']['hubzilla']['RED_VERSION'];
- $network = Protocol::DIASPORA;
- }
-
- if (isset($data['site']['redmatrix'])) {
- if (isset($data['site']['redmatrix']['PLATFORM_NAME'])) {
- $platform = $data['site']['redmatrix']['PLATFORM_NAME'];
- } elseif (isset($data['site']['redmatrix']['RED_PLATFORM'])) {
- $platform = $data['site']['redmatrix']['RED_PLATFORM'];
- }
-
- $version = $data['site']['redmatrix']['RED_VERSION'];
- $network = Protocol::DIASPORA;
- }
-
- if (isset($data['site']['friendica'])) {
- $platform = $data['site']['friendica']['FRIENDICA_PLATFORM'];
- $version = $data['site']['friendica']['FRIENDICA_VERSION'];
- $network = Protocol::DFRN;
- }
-
- $site_name = $data['site']['name'];
-
- $private = false;
- $inviteonly = false;
- $closed = false;
-
- if (!empty($data['site']['closed'])) {
- $closed = self::toBoolean($data['site']['closed']);
- }
-
- if (!empty($data['site']['private'])) {
- $private = self::toBoolean($data['site']['private']);
- }
-
- if (!empty($data['site']['inviteonly'])) {
- $inviteonly = self::toBoolean($data['site']['inviteonly']);
- }
-
- if (!$closed && !$private and $inviteonly) {
- $register_policy = REGISTER_APPROVE;
- } elseif (!$closed && !$private) {
- $register_policy = REGISTER_OPEN;
- } else {
- $register_policy = REGISTER_CLOSED;
- }
- }
+ /**
+ * Fetch POCO data from the worker
+ *
+ * @param integer $cid Contact ID
+ * @param integer $uid User ID
+ * @param integer $zcid Global Contact ID
+ * @param integer $url POCO address that should be polled
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+ */
+ public static function load($cid, $uid, $zcid, $url)
+ {
+ if ($cid) {
+ if (!$url || !$uid) {
+ $contact = DBA::selectFirst('contact', ['poco', 'uid'], ['id' => $cid]);
+ if (DBA::isResult($contact)) {
+ $url = $contact['poco'];
+ $uid = $contact['uid'];
}
}
+ if (!$uid) {
+ return;
+ }
}
- // Query statistics.json. Optional package for Diaspora, Friendica and Redmatrix
- if (!$failure) {
- $curlResult = Network::curl($server_url . "/statistics.json");
+ if (!$url) {
+ return;
+ }
- if ($curlResult->isSuccess()) {
- $data = json_decode($curlResult->getBody(), true);
+ $url = $url . (($uid) ? '/@me/@all?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,contactType,generation' : '?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,contactType,generation');
- if (isset($data['version'])) {
- $version = $data['version'];
- // Version numbers on statistics.json are presented with additional info, e.g.:
- // 0.6.3.0-p1702cc1c, 0.6.99.0-p1b9ab160 or 3.4.3-2-1191.
- $version = preg_replace("=(.+)-(.{4,})=ism", "$1", $version);
- }
+ Logger::log('load: ' . $url, Logger::DEBUG);
- if (!empty($data['name'])) {
- $site_name = $data['name'];
- }
+ $fetchresult = DI::httpRequest()->fetchFull($url);
+ $s = $fetchresult->getBody();
- if (!empty($data['network'])) {
- $platform = $data['network'];
- }
+ Logger::log('load: returns ' . $s, Logger::DATA);
- if ($platform == "Diaspora") {
- $network = Protocol::DIASPORA;
- }
+ Logger::log('load: return code: ' . $fetchresult->getReturnCode(), Logger::DEBUG);
- if (!empty($data['registrations_open']) && $data['registrations_open']) {
- $register_policy = REGISTER_OPEN;
- } else {
- $register_policy = REGISTER_CLOSED;
- }
- }
+ if (($fetchresult->getReturnCode() > 299) || (! $s)) {
+ return;
}
- // Query nodeinfo. Working for (at least) Diaspora and Friendica.
- if (!$failure) {
- $server = self::fetchNodeinfo($server_url);
-
- if (!empty($server)) {
- $register_policy = $server['register_policy'];
-
- if (isset($server['platform'])) {
- $platform = $server['platform'];
- }
-
- if (isset($server['network'])) {
- $network = $server['network'];
- }
-
- if (isset($server['version'])) {
- $version = $server['version'];
- }
+ $j = json_decode($s, true);
- if (isset($server['site_name'])) {
- $site_name = $server['site_name'];
- }
+ Logger::debug('load', ['json' => $j]);
- if (isset($server['registered-users'])) {
- $registered_users = $server['registered-users'];
- }
- }
+ if (!isset($j['entry'])) {
+ return;
}
- // Check for noscrape
- // Friendica servers could be detected as OStatus servers
- if (!$failure && in_array($network, [Protocol::DFRN, Protocol::OSTATUS])) {
- $curlResult = Network::curl($server_url . "/friendica/json");
+ $total = 0;
+ foreach ($j['entry'] as $entry) {
+ $total ++;
+ $profile_url = '';
+ $profile_photo = '';
+ $connect_url = '';
+ $name = '';
+ $network = '';
+ $updated = DBA::NULL_DATETIME;
+ $location = '';
+ $about = '';
+ $keywords = '';
+ $contact_type = -1;
+ $generation = 0;
- if (!$curlResult->isSuccess()) {
- $curlResult = Network::curl($server_url . "/friendika/json");
+ if (!empty($entry['displayName'])) {
+ $name = $entry['displayName'];
}
- if ($curlResult->isSuccess()) {
- $data = json_decode($curlResult->getBody(), true);
-
- if (isset($data['version'])) {
- $network = Protocol::DFRN;
-
- if (!empty($data['no_scrape_url'])) {
- $noscrape = $data['no_scrape_url'];
+ if (isset($entry['urls'])) {
+ foreach ($entry['urls'] as $url) {
+ if ($url['type'] == 'profile') {
+ $profile_url = $url['value'];
+ continue;
}
-
- $version = $data['version'];
-
- if (!empty($data['site_name'])) {
- $site_name = $data['site_name'];
+ if ($url['type'] == 'webfinger') {
+ $connect_url = str_replace('acct:', '', $url['value']);
+ continue;
}
-
- $info = defaults($data, 'info', '');
- $register_policy = defaults($data, 'register_policy', REGISTER_CLOSED);
- if (in_array($register_policy, ['REGISTER_CLOSED', 'REGISTER_APPROVE', 'REGISTER_OPEN'])) {
- $register_policy = constant($register_policy);
- } else {
- Logger::log("Register policy '$register_policy' from $server_url is invalid.");
- $register_policy = REGISTER_CLOSED; // set a default value
+ }
+ }
+ if (isset($entry['photos'])) {
+ foreach ($entry['photos'] as $photo) {
+ if ($photo['type'] == 'profile') {
+ $profile_photo = $photo['value'];
+ continue;
}
- $platform = defaults($data, 'platform', '');
}
}
- }
- // Every server has got at least an admin account
- if (!$failure && ($registered_users == 0)) {
- $registered_users = 1;
- }
-
- if ($possible_failure && !$failure) {
- $failure = true;
- }
-
- if ($failure) {
- $last_contact = $orig_last_contact;
- $last_failure = DateTimeFormat::utcNow();
- } else {
- $last_contact = DateTimeFormat::utcNow();
- $last_failure = $orig_last_failure;
- }
-
- if (($last_contact <= $last_failure) && !$failure) {
- Logger::log("Server ".$server_url." seems to be alive, but last contact wasn't set - could be a bug", Logger::DEBUG);
- } elseif (($last_contact >= $last_failure) && $failure) {
- Logger::log("Server ".$server_url." seems to be dead, but last failure wasn't set - could be a bug", Logger::DEBUG);
- }
-
- // Check again if the server exists
- $found = DBA::exists('gserver', ['nurl' => Strings::normaliseLink($server_url)]);
-
- $version = strip_tags($version);
- $site_name = strip_tags($site_name);
- $info = strip_tags($info);
- $platform = strip_tags($platform);
-
- $fields = ['url' => $server_url, 'version' => $version,
- 'site_name' => $site_name, 'info' => $info, 'register_policy' => $register_policy,
- 'poco' => $poco, 'noscrape' => $noscrape, 'network' => $network,
- 'platform' => $platform, 'registered-users' => $registered_users,
- 'last_contact' => $last_contact, 'last_failure' => $last_failure];
-
- if ($found) {
- DBA::update('gserver', $fields, ['nurl' => Strings::normaliseLink($server_url)]);
- } elseif (!$failure) {
- $fields['nurl'] = Strings::normaliseLink($server_url);
- $fields['created'] = DateTimeFormat::utcNow();
- DBA::insert('gserver', $fields);
- }
-
- if (!$failure && in_array($fields['network'], [Protocol::DFRN, Protocol::DIASPORA])) {
- self::discoverRelay($server_url);
- }
-
- Logger::log("End discovery for server " . $server_url, Logger::DEBUG);
-
- return !$failure;
- }
-
- /**
- * @brief Fetch relay data from a given server url
- *
- * @param string $server_url address of the server
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- private static function discoverRelay($server_url)
- {
- Logger::log("Discover relay data for server " . $server_url, Logger::DEBUG);
-
- $curlResult = Network::curl($server_url . "/.well-known/x-social-relay");
-
- if (!$curlResult->isSuccess()) {
- return;
- }
-
- $data = json_decode($curlResult->getBody(), true);
-
- if (!is_array($data)) {
- return;
- }
+ if (isset($entry['updated'])) {
+ $updated = date(DateTimeFormat::MYSQL, strtotime($entry['updated']));
+ }
- $gserver = DBA::selectFirst('gserver', ['id', 'relay-subscribe', 'relay-scope'], ['nurl' => Strings::normaliseLink($server_url)]);
+ if (isset($entry['network'])) {
+ $network = $entry['network'];
+ }
- if (!DBA::isResult($gserver)) {
- return;
- }
+ if (isset($entry['currentLocation'])) {
+ $location = $entry['currentLocation'];
+ }
- if (($gserver['relay-subscribe'] != $data['subscribe']) || ($gserver['relay-scope'] != $data['scope'])) {
- $fields = ['relay-subscribe' => $data['subscribe'], 'relay-scope' => $data['scope']];
- DBA::update('gserver', $fields, ['id' => $gserver['id']]);
- }
+ if (isset($entry['aboutMe'])) {
+ $about = HTML::toBBCode($entry['aboutMe']);
+ }
- DBA::delete('gserver-tag', ['gserver-id' => $gserver['id']]);
+ if (isset($entry['generation']) && ($entry['generation'] > 0)) {
+ $generation = ++$entry['generation'];
+ }
- if ($data['scope'] == 'tags') {
- // Avoid duplicates
- $tags = [];
- foreach ($data['tags'] as $tag) {
- $tag = mb_strtolower($tag);
- if (strlen($tag) < 100) {
- $tags[$tag] = $tag;
+ if (isset($entry['tags'])) {
+ foreach ($entry['tags'] as $tag) {
+ $keywords = implode(", ", $tag);
}
}
- foreach ($tags as $tag) {
- DBA::insert('gserver-tag', ['gserver-id' => $gserver['id'], 'tag' => $tag], true);
+ if (isset($entry['contactType']) && ($entry['contactType'] >= 0)) {
+ $contact_type = $entry['contactType'];
}
- }
- // Create or update the relay contact
- $fields = [];
- if (isset($data['protocols'])) {
- if (isset($data['protocols']['diaspora'])) {
- $fields['network'] = Protocol::DIASPORA;
-
- if (isset($data['protocols']['diaspora']['receive'])) {
- $fields['batch'] = $data['protocols']['diaspora']['receive'];
- } elseif (is_string($data['protocols']['diaspora'])) {
- $fields['batch'] = $data['protocols']['diaspora'];
- }
- }
+ $gcontact = ["url" => $profile_url,
+ "name" => $name,
+ "network" => $network,
+ "photo" => $profile_photo,
+ "about" => $about,
+ "location" => $location,
+ "keywords" => $keywords,
+ "connect" => $connect_url,
+ "updated" => $updated,
+ "contact-type" => $contact_type,
+ "generation" => $generation];
- if (isset($data['protocols']['dfrn'])) {
- $fields['network'] = Protocol::DFRN;
+ try {
+ $gcontact = GContact::sanitize($gcontact);
+ $gcid = GContact::update($gcontact);
- if (isset($data['protocols']['dfrn']['receive'])) {
- $fields['batch'] = $data['protocols']['dfrn']['receive'];
- } elseif (is_string($data['protocols']['dfrn'])) {
- $fields['batch'] = $data['protocols']['dfrn'];
- }
+ GContact::link($gcid, $uid, $cid, $zcid);
+ } catch (Exception $e) {
+ Logger::log($e->getMessage(), Logger::DEBUG);
}
}
- Diaspora::setRelayContact($server_url, $fields);
+ Logger::log("load: loaded $total entries", Logger::DEBUG);
+
+ $condition = ["`cid` = ? AND `uid` = ? AND `zcid` = ? AND `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY", $cid, $uid, $zcid];
+ DBA::delete('glink', $condition);
}
/**
- * @brief Returns a list of all known servers
+ * Returns a list of all known servers
* @return array List of server urls
+ * @throws Exception
*/
public static function serverlist()
{
$r = q(
"SELECT `url`, `site_name` AS `displayName`, `network`, `platform`, `version` FROM `gserver`
- WHERE `network` IN ('%s', '%s', '%s') AND `last_contact` > `last_failure`
+ WHERE `network` IN ('%s', '%s', '%s') AND NOT `failed`
ORDER BY `last_contact`
LIMIT 1000",
DBA::escape(Protocol::DFRN),
}
/**
- * @brief Fetch server list from remote servers and adds them when they are new.
+ * Fetch server list from remote servers and adds them when they are new.
*
* @param string $poco URL to the POCO endpoint
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
private static function fetchServerlist($poco)
{
- $curlResult = Network::curl($poco . "/@server");
+ $curlResult = DI::httpRequest()->get($poco . "/@server");
if (!$curlResult->isSuccess()) {
return;
if (!DBA::isResult($r)) {
Logger::log("Call server check for server ".$server_url, Logger::DEBUG);
- Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", $server_url);
- }
- }
- }
-
- private static function discoverFederation()
- {
- $last = Config::get('poco', 'last_federation_discovery');
-
- if ($last) {
- $next = $last + (24 * 60 * 60);
-
- if ($next > time()) {
- return;
- }
- }
-
- // Discover Friendica, Hubzilla and Diaspora servers
- $curlResult = Network::fetchUrl("http://the-federation.info/pods.json");
-
- if (!empty($curlResult)) {
- $servers = json_decode($curlResult, true);
-
- if (!empty($servers['pods'])) {
- foreach ($servers['pods'] as $server) {
- Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", "https://" . $server['host']);
- }
- }
- }
-
- // Disvover Mastodon servers
- if (!Config::get('system', 'ostatus_disabled')) {
- $accesstoken = Config::get('system', 'instances_social_key');
-
- if (!empty($accesstoken)) {
- $api = 'https://instances.social/api/1.0/instances/list?count=0';
- $header = ['Authorization: Bearer '.$accesstoken];
- $curlResult = Network::curl($api, false, $redirects, ['headers' => $header]);
-
- if ($curlResult->isSuccess()) {
- $servers = json_decode($curlResult->getBody(), true);
-
- foreach ($servers['instances'] as $server) {
- $url = (is_null($server['https_score']) ? 'http' : 'https') . '://' . $server['name'];
- Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", $url);
- }
- }
+ Worker::add(PRIORITY_LOW, 'UpdateGServer', $server_url);
}
}
-
- // Currently disabled, since the service isn't available anymore.
- // It is not removed since I hope that there will be a successor.
- // Discover GNU Social Servers.
- //if (!Config::get('system','ostatus_disabled')) {
- // $serverdata = "http://gstools.org/api/get_open_instances/";
-
- // $curlResult = Network::curl($serverdata);
- // if ($curlResult->isSuccess()) {
- // $servers = json_decode($result->getBody(), true);
-
- // foreach($servers['data'] as $server)
- // self::checkServer($server['instance_address']);
- // }
- //}
-
- Config::set('poco', 'last_federation_discovery', time());
}
public static function discoverSingleServer($id)
{
- $r = q("SELECT `poco`, `nurl`, `url`, `network` FROM `gserver` WHERE `id` = %d", intval($id));
+ $server = DBA::selectFirst('gserver', ['poco', 'nurl', 'url', 'network'], ['id' => $id]);
- if (!DBA::isResult($r)) {
+ if (!DBA::isResult($server)) {
return false;
}
- $server = $r[0];
-
// Discover new servers out there (Works from Friendica version 3.5.2)
self::fetchServerlist($server["poco"]);
// Fetch all users from the other server
- $url = $server["poco"] . "/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation";
+ $url = $server["poco"] . "/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,contactType,generation";
- Logger::log("Fetch all users from the server " . $server["url"], Logger::DEBUG);
+ Logger::info("Fetch all users from the server " . $server["url"]);
- $curlResult = Network::curl($url);
+ $curlResult = DI::httpRequest()->get($url);
if ($curlResult->isSuccess() && !empty($curlResult->getBody())) {
$data = json_decode($curlResult->getBody(), true);
self::discoverServer($data, 2);
}
- if (Config::get('system', 'poco_discovery') > 1) {
- $timeframe = Config::get('system', 'poco_discovery_since');
+ if (DI::config()->get('system', 'poco_discovery') >= self::USERS_GCONTACTS) {
+ $timeframe = DI::config()->get('system', 'poco_discovery_since');
if ($timeframe == 0) {
$timeframe = 30;
$updatedSince = date(DateTimeFormat::MYSQL, time() - $timeframe * 86400);
// Fetch all global contacts from the other server (Not working with Redmatrix and Friendica versions before 3.3)
- $url = $server["poco"]."/@global?updatedSince=".$updatedSince."&fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation";
+ $url = $server["poco"]."/@global?updatedSince=".$updatedSince."&fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,contactType,generation";
$success = false;
- $curlResult = Network::curl($url);
+ $curlResult = DI::httpRequest()->get($url);
if ($curlResult->isSuccess() && !empty($curlResult->getBody())) {
- Logger::log("Fetch all global contacts from the server " . $server["nurl"], Logger::DEBUG);
+ Logger::info("Fetch all global contacts from the server " . $server["nurl"]);
$data = json_decode($curlResult->getBody(), true);
if (!empty($data)) {
}
}
- if (!$success && (Config::get('system', 'poco_discovery') > 2)) {
- Logger::log("Fetch contacts from users of the server " . $server["nurl"], Logger::DEBUG);
+ if (!$success && !empty($data) && DI::config()->get('system', 'poco_discovery') >= self::USERS_GCONTACTS_FALLBACK) {
+ Logger::info("Fetch contacts from users of the server " . $server["nurl"]);
self::discoverServerUsers($data, $server);
}
}
return true;
} else {
// If the server hadn't replied correctly, then force a sanity check
- self::checkServer($server["url"], $server["network"], true);
+ GServer::check($server["url"], $server["network"], true);
// If we couldn't reach the server, we will try it some time later
$fields = ['last_poco_query' => DateTimeFormat::utcNow()];
}
}
- public static function discover($complete = false)
- {
- // Update the server list
- self::discoverFederation();
-
- $no_of_queries = 5;
-
- $requery_days = intval(Config::get('system', 'poco_requery_days'));
-
- if ($requery_days == 0) {
- $requery_days = 7;
- }
-
- $last_update = date('c', time() - (60 * 60 * 24 * $requery_days));
-
- $gservers = q("SELECT `id`, `url`, `nurl`, `network`
- FROM `gserver`
- WHERE `last_contact` >= `last_failure`
- AND `poco` != ''
- AND `last_poco_query` < '%s'
- ORDER BY RAND()", DBA::escape($last_update)
- );
-
- if (DBA::isResult($gservers)) {
- foreach ($gservers as $gserver) {
- if (!self::checkServer($gserver['url'], $gserver['network'])) {
- // The server is not reachable? Okay, then we will try it later
- $fields = ['last_poco_query' => DateTimeFormat::utcNow()];
- DBA::update('gserver', $fields, ['nurl' => $gserver['nurl']]);
- continue;
- }
-
- Logger::log('Update directory from server ' . $gserver['url'] . ' with ID ' . $gserver['id'], Logger::DEBUG);
- Worker::add(PRIORITY_LOW, 'DiscoverPoCo', 'update_server_directory', (int) $gserver['id']);
-
- if (!$complete && ( --$no_of_queries == 0)) {
- break;
- }
- }
- }
- }
-
private static function discoverServerUsers(array $data, array $server)
{
if (!isset($data['entry'])) {
Logger::log('Fetch contacts for the user ' . $username . ' from the server ' . $server['nurl'], Logger::DEBUG);
// Fetch all contacts from a given user from the other server
- $url = $server['poco'] . '/' . $username . '/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation';
+ $url = $server['poco'] . '/' . $username . '/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,contactType,generation';
- $curlResult = Network::curl($url);
+ $curlResult = DI::httpRequest()->get($url);
if ($curlResult->isSuccess()) {
$data = json_decode($curlResult->getBody(), true);
$location = '';
$about = '';
$keywords = '';
- $gender = '';
$contact_type = -1;
$generation = $default_generation;
$about = HTML::toBBCode($entry['aboutMe']);
}
- if (isset($entry['gender'])) {
- $gender = $entry['gender'];
- }
-
if (isset($entry['generation']) && ($entry['generation'] > 0)) {
$generation = ++$entry['generation'];
}
"photo" => $profile_photo,
"about" => $about,
"location" => $location,
- "gender" => $gender,
"keywords" => $keywords,
"connect" => $connect_url,
"updated" => $updated,
}
return $success;
}
-
}