use Friendica\BaseObject;
use Friendica\Core\Config;
+use Friendica\Core\Logger;
use Friendica\Database\DBA;
use Friendica\Model\User;
use Friendica\Model\APContact;
$sig_block = self::parseSigheader($headers['authorization']);
if (!$sig_block) {
- logger('no signature provided.');
+ Logger::log('no signature provided.');
return $result;
}
$key = $key($sig_block['keyId']);
}
- logger('Got keyID ' . $sig_block['keyId']);
+ Logger::log('Got keyID ' . $sig_block['keyId'], Logger::DEBUG);
if (!$key) {
return $result;
$x = Crypto::rsaVerify($signed_data, $sig_block['signature'], $key, $algorithm);
- logger('verified: ' . $x, LOGGER_DEBUG);
+ Logger::log('verified: ' . $x, Logger::DEBUG);
if (!$x) {
return $result;
if (preg_match('/algorithm="(.*?)"/ism', $header, $matches)) {
$ret['algorithm'] = $matches[1];
+ } else {
+ $ret['algorithm'] = 'rsa-sha256';
}
if (preg_match('/headers="(.*?)"/ism', $header, $matches)) {
$postResult = Network::post($target, $content, $headers);
$return_code = $postResult->getReturnCode();
- logger('Transmit to ' . $target . ' returned ' . $return_code);
+ Logger::log('Transmit to ' . $target . ' returned ' . $return_code, Logger::DEBUG);
return ($return_code >= 200) && ($return_code <= 299);
}
+ /**
+ * @brief Fetches JSON data for a user
+ *
+ * @param string $request request url
+ * @param integer $uid User id of the requester
+ *
+ * @return array JSON array
+ */
+ public static function fetch($request, $uid)
+ {
+ $owner = User::getOwnerDataById($uid);
+
+ if (!$owner) {
+ return;
+ }
+
+ // Header data that is about to be signed.
+ $host = parse_url($request, PHP_URL_HOST);
+ $path = parse_url($request, PHP_URL_PATH);
+
+ $headers = ['Host: ' . $host];
+
+ $signed_data = "(request-target): get " . $path . "\nhost: " . $host;
+
+ $signature = base64_encode(Crypto::rsaSign($signed_data, $owner['uprvkey'], 'sha256'));
+
+ $headers[] = 'Signature: keyId="' . $owner['url'] . '#main-key' . '",algorithm="rsa-sha256",headers="(request-target) host",signature="' . $signature . '"';
+
+ $headers[] = 'Accept: application/activity+json, application/ld+json';
+
+ $curlResult = Network::curl($request, false, $redirects, ['header' => $headers]);
+ $return_code = $curlResult->getReturnCode();
+
+ Logger::log('Fetched for user ' . $uid . ' from ' . $request . ' returned ' . $return_code, Logger::DEBUG);
+
+ if (!$curlResult->isSuccess() || empty($curlResult->getBody())) {
+ return false;
+ }
+
+ $content = json_decode($curlResult->getBody(), true);
+
+ if (empty($content) || !is_array($content)) {
+ return false;
+ }
+
+ return $content;
+ }
+
/**
* @brief Gets a signer from a given HTTP request
*
}
}
+ /// @todo Check if the signed date field is in an acceptable range
+
// Check the content-length when it is part of the signed data
if (in_array('content-length', $sig_block['headers'])) {
if (strlen($content) != $headers['content-length']) {
$profile = APContact::getByURL($url);
if (!empty($profile)) {
- logger('Taking key from id ' . $id, LOGGER_DEBUG);
+ Logger::log('Taking key from id ' . $id, Logger::DEBUG);
return ['url' => $url, 'pubkey' => $profile['pubkey']];
} elseif ($url != $actor) {
$profile = APContact::getByURL($actor);
if (!empty($profile)) {
- logger('Taking key from actor ' . $actor, LOGGER_DEBUG);
+ Logger::log('Taking key from actor ' . $actor, Logger::DEBUG);
return ['url' => $actor, 'pubkey' => $profile['pubkey']];
}
}