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Fixed issue with IdPMetadataParser only keeping 1 certificate when multiple certificates of a single type were provided. #250

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Fixed issue with IdPMetadataParser only keeping 1 certificate when multiple certificates of a single type were provided. #250

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14 changes: 13 additions & 1 deletion lib/Saml2/IdPMetadataParser.php
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Original file line number Diff line number Diff line change
Expand Up @@ -156,7 +156,19 @@ public static function parseXML($xml, $entityId = null, $desiredNameIdFormat = n
}

$idpCertdata = $metadataInfo['idp']['x509certMulti'];
if (count($idpCertdata) == 1 || ((isset($idpCertdata['signing']) && count($idpCertdata['signing']) == 1) && isset($idpCertdata['encryption']) && count($idpCertdata['encryption']) == 1 && strcmp($idpCertdata['signing'][0], $idpCertdata['encryption'][0]) == 0)) {
if (
// Maximum of 1 signing certificate
(!isset($idpCertdata['signing']) || count($idpCertdata['signing']) == 1)
// Maximum of 1 encryption certificate
&& (!isset($idpCertdata['encryption']) || count($idpCertdata['encryption']) == 1)
// Either
&& (
// only 1 certificate total
count($idpCertdata) == 1
// or the only signing certificate matches the only encryption certificate
|| (isset($idpCertdata['signing'][0]) && isset($idpCertdata['encryption'][0]) && strcmp($idpCertdata['signing'][0], $idpCertdata['encryption'][0]) == 0)
)
) {
if (isset($metadataInfo['idp']['x509certMulti']['signing'][0])) {
$metadataInfo['idp']['x509cert'] = $metadataInfo['idp']['x509certMulti']['signing'][0];
} else {
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