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Use the redirect value

This commit is contained in:
Michael 2022-07-14 05:39:25 +00:00
parent dad05f1c76
commit 896fd3fc91
2 changed files with 66 additions and 49 deletions
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92
src/Model/GServer.php
View File

@ -44,8 +44,8 @@ use Friendica\Util\JsonLD;
use Friendica\Util\Network; use Friendica\Util\Network;
use Friendica\Util\Strings; use Friendica\Util\Strings;
use Friendica\Util\XML; use Friendica\Util\XML;
use GuzzleHttp\Exception\TransferException;
use Friendica\Network\HTTPException; use Friendica\Network\HTTPException;
use GuzzleHttp\Psr7\Uri;
/** /**
* This class handles GServer related functions * This class handles GServer related functions
@ -311,7 +311,7 @@ class GServer
unset($urlparts['pass']); unset($urlparts['pass']);
unset($urlparts['query']); unset($urlparts['query']);
unset($urlparts['fragment']); unset($urlparts['fragment']);
return Network::unparseURL($urlparts); return (string)Uri::fromParts($urlparts);
} }
/** /**
@ -337,50 +337,56 @@ class GServer
return false; return false;
} }
if (!Network::isUrlValid($url)) {
self::setFailure($url);
return false;
}
// If the URL missmatches, then we mark the old entry as failure // If the URL missmatches, then we mark the old entry as failure
if (Strings::normaliseLink($url) != Strings::normaliseLink($original_url)) { if (!Strings::compareLink($url, $original_url)) {
self::setFailure($original_url); self::setFailure($original_url);
self::detect($url, $network, $only_nodeinfo); if (!self::getID($url, true)) {
return false; self::detect($url, $network, $only_nodeinfo);
}
// On a redirect follow the new host but mark the old one as failure
try {
$finalurl = rtrim(DI::httpClient()->finalUrl($url), '/');
} catch (TransferException $exception) {
Logger::notice('Error fetching final URL.', ['url' => $url, 'exception' => $exception]);
self::setFailure($url);
return false;
}
if (empty($finalurl)) {
Logger::notice('Empty redirected URL.', ['url' => $url]);
return false;
}
// We only follow redirects when the path stays the same or the target url has no path.
// Some systems have got redirects on their landing page to a single account page. This check handles it.
if (((parse_url($url, PHP_URL_HOST) != parse_url($finalurl, PHP_URL_HOST)) && (parse_url($url, PHP_URL_PATH) == parse_url($finalurl, PHP_URL_PATH))) ||
(((parse_url($url, PHP_URL_HOST) != parse_url($finalurl, PHP_URL_HOST)) || (parse_url($url, PHP_URL_PATH) != parse_url($finalurl, PHP_URL_PATH))) && empty(parse_url($finalurl, PHP_URL_PATH)))) {
Logger::info('Found redirect. Mark old entry as failure', ['old' => $url, 'new' => $finalurl]);
self::setFailure($url);
self::detect($finalurl, $network, $only_nodeinfo);
return false;
}
if ((parse_url($url, PHP_URL_HOST) == parse_url($finalurl, PHP_URL_HOST)) &&
(parse_url($url, PHP_URL_PATH) == parse_url($finalurl, PHP_URL_PATH)) &&
(parse_url($url, PHP_URL_SCHEME) != parse_url($finalurl, PHP_URL_SCHEME))) {
if (!Network::isUrlValid($finalurl)) {
self::setFailure($finalurl);
} else {
$url = $finalurl;
} }
return false;
}
$valid_url = Network::isUrlValid($url);
if (!$valid_url) {
self::setFailure($url);
return false;
} else {
$valid_url = rtrim($valid_url, '/');
}
if (!Strings::compareLink($url, $valid_url)) {
// We only follow redirects when the path stays the same or the target url has no path.
// Some systems have got redirects on their landing page to a single account page. This check handles it.
if (((parse_url($url, PHP_URL_HOST) != parse_url($valid_url, PHP_URL_HOST)) && (parse_url($url, PHP_URL_PATH) == parse_url($valid_url, PHP_URL_PATH))) ||
(((parse_url($url, PHP_URL_HOST) != parse_url($valid_url, PHP_URL_HOST)) || (parse_url($url, PHP_URL_PATH) != parse_url($valid_url, PHP_URL_PATH))) && empty(parse_url($valid_url, PHP_URL_PATH)))) {
Logger::debug('Found redirect. Mark old entry as failure', ['old' => $url, 'new' => $valid_url]);
self::setFailure($url);
if (!self::getID($valid_url, true)) {
self::detect($valid_url, $network, $only_nodeinfo);
}
return false;
}
if ((parse_url($url, PHP_URL_HOST) != parse_url($valid_url, PHP_URL_HOST)) && (parse_url($url, PHP_URL_PATH) != parse_url($valid_url, PHP_URL_PATH)) &&
(parse_url($url, PHP_URL_PATH) == '')) {
Logger::debug('Found redirect. Mark old entry as failure and redirect to the basepath.', ['old' => $url, 'new' => $valid_url]);
$parts = parse_url($valid_url);
unset($parts['path']);
$valid_url = (string)Uri::fromParts($parts);
self::setFailure($url);
if (!self::getID($valid_url, true)) {
self::detect($valid_url, $network, $only_nodeinfo);
}
return false;
}
Logger::debug('Found redirect, but ignore it.', ['old' => $url, 'new' => $valid_url]);
}
if ((parse_url($url, PHP_URL_HOST) == parse_url($valid_url, PHP_URL_HOST)) &&
(parse_url($url, PHP_URL_PATH) == parse_url($valid_url, PHP_URL_PATH)) &&
(parse_url($url, PHP_URL_SCHEME) != parse_url($valid_url, PHP_URL_SCHEME))) {
$url = $valid_url;
} }
$in_webroot = empty(parse_url($url, PHP_URL_PATH)); $in_webroot = empty(parse_url($url, PHP_URL_PATH));

23
src/Util/Network.php
View File

@ -26,6 +26,7 @@ use Friendica\Core\Logger;
use Friendica\DI; use Friendica\DI;
use Friendica\Model\Contact; use Friendica\Model\Contact;
use Friendica\Network\HTTPClient\Client\HttpClientAccept; use Friendica\Network\HTTPClient\Client\HttpClientAccept;
use Friendica\Network\HTTPClient\Client\HttpClientOptions;
use Friendica\Network\HTTPException\NotModifiedException; use Friendica\Network\HTTPException\NotModifiedException;
use GuzzleHttp\Psr7\Uri; use GuzzleHttp\Psr7\Uri;
@ -74,6 +75,22 @@ class Network
return false; return false;
} }
if (in_array(parse_url($url, PHP_URL_SCHEME), ['https', 'http'])) {
$curlResult = DI::httpClient()->head($url, [HttpClientOptions::TIMEOUT => $xrd_timeout]);
// Workaround for systems that can't handle a HEAD request. Don't retry on timeouts.
if (!$curlResult->isSuccess() && ($curlResult->getReturnCode() >= 400) && !in_array($curlResult->getReturnCode(), [408, 504])) {
$curlResult = DI::httpClient()->get($url, HttpClientAccept::DEFAULT, [HttpClientOptions::TIMEOUT => $xrd_timeout]);
}
if (!$curlResult->isSuccess()) {
Logger::notice('Url not reachable', ['host' => $host, 'url' => $url]);
return false;
} elseif ($curlResult->isRedirectUrl()) {
$url = $curlResult->getRedirectUrl();
}
}
// Check if the certificate is valid for this hostname // Check if the certificate is valid for this hostname
if (parse_url($url, PHP_URL_SCHEME) == 'https') { if (parse_url($url, PHP_URL_SCHEME) == 'https') {
$port = parse_url($url, PHP_URL_PORT) ?? 443; $port = parse_url($url, PHP_URL_PORT) ?? 443;
@ -111,12 +128,6 @@ class Network
return false; return false;
} }
} }
if (in_array(parse_url($url, PHP_URL_SCHEME), ['https', 'http'])) {
if (!ParseUrl::getContentType($url, HttpClientAccept::DEFAULT, $xrd_timeout)) {
Logger::notice('Url not reachable', ['host' => $host, 'url' => $url]);
return false;
}
}
return $url; return $url;
} }