use DOMDocument;
use DOMXPath;
-use Friendica\Core\Config;
use Friendica\Core\Protocol;
+use Friendica\Core\Worker;
use Friendica\Database\DBA;
+use Friendica\DI;
use Friendica\Module\Register;
use Friendica\Network\CurlResult;
use Friendica\Util\Network;
}
// When a nodeinfo is present, we don't need to dig further
- $xrd_timeout = Config::get('system', 'xrd_timeout');
+ $xrd_timeout = DI::config()->get('system', 'xrd_timeout');
$curlResult = Network::curl($url . '/.well-known/nodeinfo', false, ['timeout' => $xrd_timeout]);
if ($curlResult->isTimeout()) {
DBA::update('gserver', ['last_failure' => DateTimeFormat::utcNow()], ['nurl' => Strings::normaliseLink($url)]);
$serverdata = self::analyseRootBody($curlResult, $serverdata, $url);
}
- if (!$curlResult->isSuccess() || empty($curlResult->getBody())) {
+ if (!$curlResult->isSuccess() || empty($curlResult->getBody()) || self::invalidBody($curlResult->getBody())) {
DBA::update('gserver', ['last_failure' => DateTimeFormat::utcNow()], ['nurl' => Strings::normaliseLink($url)]);
return false;
}
}
if (!empty($data['network'])) {
- $serverdata['platform'] = $data['network'];
+ $serverdata['platform'] = strtolower($data['network']);
- if ($serverdata['platform'] == 'Diaspora') {
+ if ($serverdata['platform'] == 'diaspora') {
$serverdata['network'] = Protocol::DIASPORA;
- } elseif ($serverdata['platform'] == 'Friendica') {
+ } elseif ($serverdata['platform'] == 'friendica') {
$serverdata['network'] = Protocol::DFRN;
} elseif ($serverdata['platform'] == 'hubzilla') {
$serverdata['network'] = Protocol::ZOT;
if (is_array($nodeinfo['software'])) {
if (!empty($nodeinfo['software']['name'])) {
- $server['platform'] = $nodeinfo['software']['name'];
+ $server['platform'] = strtolower($nodeinfo['software']['name']);
}
if (!empty($nodeinfo['software']['version'])) {
if (is_array($nodeinfo['software'])) {
if (!empty($nodeinfo['software']['name'])) {
- $server['platform'] = $nodeinfo['software']['name'];
+ $server['platform'] = strtolower($nodeinfo['software']['name']);
}
if (!empty($nodeinfo['software']['version'])) {
}
if (!empty($data['url'])) {
- $serverdata['platform'] = $data['platform'];
+ $serverdata['platform'] = strtolower($data['platform']);
$serverdata['version'] = $data['version'];
}
*/
private static function validHostMeta(string $url)
{
- $xrd_timeout = Config::get('system', 'xrd_timeout');
+ $xrd_timeout = DI::config()->get('system', 'xrd_timeout');
$curlResult = Network::curl($url . '/.well-known/host-meta', false, ['timeout' => $xrd_timeout]);
if (!$curlResult->isSuccess()) {
return false;
$serverdata['site_name'] = $data['title'];
}
+ if (!empty($data['title']) && empty($serverdata['platform']) && empty($serverdata['network'])) {
+ $serverdata['platform'] = 'mastodon';
+ $serverdata['network'] = Protocol::ACTIVITYPUB;
+ }
+
if (!empty($data['description'])) {
$serverdata['info'] = trim($data['description']);
}
}
if (!empty($serverdata['version']) && preg_match('/.*?\(compatible;\s(.*)\s(.*)\)/ism', $serverdata['version'], $matches)) {
- $serverdata['platform'] = $matches[1];
+ $serverdata['platform'] = strtolower($matches[1]);
$serverdata['version'] = $matches[2];
}
- if (!empty($serverdata['version']) && strstr($serverdata['version'], 'Pleroma')) {
+ if (!empty($serverdata['version']) && strstr(strtolower($serverdata['version']), 'pleroma')) {
+ $serverdata['platform'] = 'pleroma';
+ $serverdata['version'] = trim(str_ireplace('pleroma', '', $serverdata['version']));
+ }
+
+ if (!empty($serverdata['platform']) && strstr($serverdata['platform'], 'pleroma')) {
+ $serverdata['version'] = trim(str_ireplace('pleroma', '', $serverdata['platform']));
$serverdata['platform'] = 'pleroma';
- $serverdata['version'] = trim(str_replace('Pleroma', '', $serverdata['version']));
}
return $serverdata;
}
if (!empty($data['site']['platform'])) {
- $serverdata['platform'] = $data['site']['platform']['PLATFORM_NAME'];
+ $serverdata['platform'] = strtolower($data['site']['platform']['PLATFORM_NAME']);
$serverdata['version'] = $data['site']['platform']['STD_VERSION'];
$serverdata['network'] = Protocol::ZOT;
}
if (!empty($data['site']['hubzilla'])) {
- $serverdata['platform'] = $data['site']['hubzilla']['PLATFORM_NAME'];
+ $serverdata['platform'] = strtolower($data['site']['hubzilla']['PLATFORM_NAME']);
$serverdata['version'] = $data['site']['hubzilla']['RED_VERSION'];
$serverdata['network'] = Protocol::ZOT;
}
if (!empty($data['site']['redmatrix'])) {
if (!empty($data['site']['redmatrix']['PLATFORM_NAME'])) {
- $serverdata['platform'] = $data['site']['redmatrix']['PLATFORM_NAME'];
+ $serverdata['platform'] = strtolower($data['site']['redmatrix']['PLATFORM_NAME']);
} elseif (!empty($data['site']['redmatrix']['RED_PLATFORM'])) {
- $serverdata['platform'] = $data['site']['redmatrix']['RED_PLATFORM'];
+ $serverdata['platform'] = strtolower($data['site']['redmatrix']['RED_PLATFORM']);
}
$serverdata['version'] = $data['site']['redmatrix']['RED_VERSION'];
$serverdata['platform'] = 'gnusocial';
// Remove junk that some GNU Social servers return
$serverdata['version'] = str_replace(chr(239) . chr(187) . chr(191), '', $curlResult->getBody());
+ $serverdata['version'] = str_replace(["\r", "\n", "\t"], '', $serverdata['version']);
$serverdata['version'] = trim($serverdata['version'], '"');
$serverdata['network'] = Protocol::OSTATUS;
return $serverdata;
$curlResult = Network::curl($url . '/api/statusnet/version.json');
if ($curlResult->isSuccess() && ($curlResult->getBody() != '{"error":"not implemented"}') &&
($curlResult->getBody() != '') && (strlen($curlResult->getBody()) < 30)) {
- $serverdata['platform'] = 'statusnet';
+
// Remove junk that some GNU Social servers return
$serverdata['version'] = str_replace(chr(239).chr(187).chr(191), '', $curlResult->getBody());
+ $serverdata['version'] = str_replace(["\r", "\n", "\t"], '', $serverdata['version']);
$serverdata['version'] = trim($serverdata['version'], '"');
- $serverdata['network'] = Protocol::OSTATUS;
+
+ if (!empty($serverdata['version']) && strtolower(substr($serverdata['version'], 0, 7)) == 'pleroma') {
+ $serverdata['platform'] = 'pleroma';
+ $serverdata['version'] = trim(str_ireplace('pleroma', '', $serverdata['version']));
+ $serverdata['network'] = Protocol::ACTIVITYPUB;
+ } else {
+ $serverdata['platform'] = 'statusnet';
+ $serverdata['network'] = Protocol::OSTATUS;
+ }
}
return $serverdata;
break;
}
- $serverdata['platform'] = $data['platform'] ?? '';
+ $serverdata['platform'] = strtolower($data['platform'] ?? '');
return $serverdata;
}
}
if ($attr['name'] == 'application-name') {
- $serverdata['platform'] = $attr['content'];
+ $serverdata['platform'] = strtolower($attr['content']);
if (in_array($attr['content'], ['Misskey', 'Write.as'])) {
$serverdata['network'] = Protocol::ACTIVITYPUB;
}
}
-
- if ($attr['name'] == 'generator') {
- $serverdata['platform'] = $attr['content'];
-
+ if (($attr['name'] == 'generator') && (empty($serverdata['platform']) || (substr(strtolower($attr['content']), 0, 9) == 'wordpress'))) {
+ $serverdata['platform'] = strtolower($attr['content']);
$version_part = explode(' ', $attr['content']);
if (count($version_part) == 2) {
if (in_array($version_part[0], ['WordPress'])) {
- $serverdata['platform'] = $version_part[0];
+ $serverdata['platform'] = strtolower($version_part[0]);
$serverdata['version'] = $version_part[1];
// We still do need a reliable test if some AP plugin is activated
}
}
if (in_array($version_part[0], ['Friendika', 'Friendica'])) {
- $serverdata['platform'] = $version_part[0];
+ $serverdata['platform'] = strtolower($version_part[0]);
$serverdata['version'] = $version_part[1];
$serverdata['network'] = Protocol::DFRN;
}
}
if ($attr['property'] == 'og:platform') {
- $serverdata['platform'] = $attr['content'];
+ $serverdata['platform'] = strtolower($attr['content']);
if (in_array($attr['content'], ['PeerTube'])) {
$serverdata['network'] = Protocol::ACTIVITYPUB;
}
if ($attr['property'] == 'generator') {
- $serverdata['platform'] = $attr['content'];
+ $serverdata['platform'] = strtolower($attr['content']);
if (in_array($attr['content'], ['hubzilla'])) {
// We later check which compatible protocol modules are loaded.
$serverdata['platform'] = 'diaspora';
$serverdata['network'] = $network = Protocol::DIASPORA;
$serverdata['version'] = $curlResult->getHeader('x-diaspora-version');
-
} elseif ($curlResult->inHeader('x-friendica-version')) {
$serverdata['platform'] = 'friendica';
$serverdata['network'] = $network = Protocol::DFRN;
return $serverdata;
}
+ /**
+ * Test if the body contains valid content
+ *
+ * @param string $body
+ * @return boolean
+ */
+ private static function invalidBody(string $body)
+ {
+ // Currently we only test for a HTML element.
+ // Possibly we enhance this in the future.
+ return !strpos($body, '>');
+ }
+
/**
* Update the user directory of a given gserver record
*
PortableContact::discoverSingleServer($gserver['id']);
}
}
+
+ /**
+ * Update GServer entries
+ */
+ public static function discover()
+ {
+ // Update the server list
+ self::discoverFederation();
+
+ $no_of_queries = 5;
+
+ $requery_days = intval(DI::config()->get('system', 'poco_requery_days'));
+
+ if ($requery_days == 0) {
+ $requery_days = 7;
+ }
+
+ $last_update = date('c', time() - (60 * 60 * 24 * $requery_days));
+
+ $gservers = DBA::p("SELECT `id`, `url`, `nurl`, `network`, `poco`
+ FROM `gserver`
+ WHERE `last_contact` >= `last_failure`
+ AND `poco` != ''
+ AND `last_poco_query` < ?
+ ORDER BY RAND()", $last_update
+ );
+
+ while ($gserver = DBA::fetch($gservers)) {
+ if (!GServer::check($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::info('Update directory', ['server' => $gserver['url'], 'id' => $gserver['id']]);
+ Worker::add(PRIORITY_LOW, 'UpdateServerDirectory', $gserver);
+
+ if (--$no_of_queries == 0) {
+ break;
+ }
+ }
+
+ DBA::close($gservers);
+ }
+
+ /**
+ * Discover federated servers
+ */
+ private static function discoverFederation()
+ {
+ $last = DI::config()->get('poco', 'last_federation_discovery');
+
+ if ($last) {
+ $next = $last + (24 * 60 * 60);
+
+ if ($next > time()) {
+ return;
+ }
+ }
+
+ // Discover federated 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, 'UpdateGServer', 'https://' . $server['host']);
+ }
+ }
+ }
+
+ // Disvover Mastodon servers
+ $accesstoken = DI::config()->get('system', 'instances_social_key');
+
+ if (!empty($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, 'UpdateGServer', $url);
+ }
+ }
+ }
+
+ DI::config()->set('poco', 'last_federation_discovery', time());
+ }
}