<?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\Contact;
+use Friendica\DI;
use Friendica\Model\GContact;
use Friendica\Model\GServer;
-use Friendica\Model\Profile;
-use Friendica\Module\Register;
-use Friendica\Network\Probe;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Network;
use Friendica\Util\Strings;
-use Friendica\Util\XML;
+/**
+ *
+ * @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_GCONTACTS_FALLBACK = 3;
/**
- * @brief Fetch POCO data
+ * Fetch POCO data
*
* @param integer $cid Contact ID
* @param integer $uid User ID
public static function loadWorker($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, $url);
+ Worker::add(PRIORITY_LOW, 'FetchPoCo', (int)$cid, (int)$uid, (int)$zcid, $url);
}
/**
- * @brief Fetch POCO data from the worker
+ * Fetch POCO data from the worker
*
* @param integer $cid Contact ID
* @param integer $uid User ID
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');
+ $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');
Logger::log('load: ' . $url, Logger::DEBUG);
$location = '';
$about = '';
$keywords = '';
- $gender = '';
$contact_type = -1;
$generation = 0;
$about = HTML::toBBCode($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,
DBA::delete('glink', $condition);
}
- public static function reachable($profile, $server = "", $network = "", $force = false)
- {
- if ($server == "") {
- $server = Contact::getBasepath($profile);
- }
-
- if ($server == "") {
- return true;
- }
-
- return GServer::check($server, $force);
- }
-
- public static function alternateOStatusUrl($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) {
- $server_url = Strings::normaliseLink(Contact::getBasepath($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"]))) {
- $server_url = Strings::normaliseLink(Contact::getBasepath($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 (!GServer::check($server_url, $force)) {
- if ($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_item = $xpath->query('atom:published/text()', $entry)->item(0);
- $updated_item = $xpath->query('atom:updated/text()' , $entry)->item(0);
- $published = isset($published_item->nodeValue) ? DateTimeFormat::utc($published_item->nodeValue) : null;
- $updated = isset($updated_item->nodeValue) ? DateTimeFormat::utc($updated_item->nodeValue) : null;
-
- if (!isset($published) || !isset($updated)) {
- Logger::notice('Invalid entry for XPath.', ['entry' => $entry, 'profile' => $profile]);
- continue;
- }
-
- if ($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;
- }
-
/**
- * @brief Returns a list of all known servers
+ * Returns a list of all known servers
* @return array List of server urls
* @throws Exception
*/
}
/**
- * @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 $poco URL to the POCO endpoint
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
if (!DBA::isResult($r)) {
Logger::log("Call server check for server ".$server_url, Logger::DEBUG);
- Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", $server_url);
+ Worker::add(PRIORITY_LOW, 'UpdateGServer', $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, ['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);
- }
- }
- }
- }
-
- // 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 $server)
- // GServer::check($server['instance_address']);
- // }
- //}
-
- Config::set('poco', 'last_federation_discovery', time());
- }
-
public static function discoverSingleServer($id)
{
$server = DBA::selectFirst('gserver', ['poco', 'nurl', 'url', 'network'], ['id' => $id]);
self::fetchServerlist($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::info("Fetch all users from the server " . $server["url"]);
self::discoverServer($data, 2);
}
- if (Config::get('system', 'poco_discovery') >= self::USERS_GCONTACTS) {
- $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";
$success = false;
}
}
- if (!$success && !empty($data) && Config::get('system', 'poco_discovery') >= self::USERS_GCONTACTS_FALLBACK) {
+ if (!$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, $server);
}
return true;
} else {
// If the server hadn't replied correctly, then force a sanity check
- GServer::check($server["url"], 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 $gserver) {
- if (!GServer::check($gserver['url'])) {
- // 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);
$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;
}
-
}