wamo/gnu-social
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[ActivityPub][HTTPSignatures] Fix verify

Browse Source
This commit is contained in:
Diogo Cordeiro 2020-06-28 00:58:16 +01:00
parent 6e3954f3bb
commit 737f3eb553
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
plugins/ActivityPub/lib/httpsignature.php
View File

@ -160,6 +160,8 @@ class HttpSignature
*/
public static function verify($publicKey, $signatureData, $inputHeaders, $path, $body): array
{
// We need this because the used Request headers fields specified by Signature are in lower case.
$headersContent = array_change_key_case($inputHeaders, CASE_LOWER);
$digest = 'SHA-256=' . base64_encode(hash('sha256', $body, true));
$headersToSign = [];
foreach (explode(' ', $signatureData['headers']) as $h) {
@ -167,8 +169,8 @@ class HttpSignature
$headersToSign[$h] = 'post ' . $path;
} elseif ($h == 'digest') {
$headersToSign[$h] = $digest;
} elseif (isset($inputHeaders[$h][0])) {
$headersToSign[$h] = $inputHeaders[$h];
} elseif (isset($headersContent[$h][0])) {
$headersToSign[$h] = $headersContent[$h];
}
}
$signingString = self::_headersToSigningString($headersToSign);