From 2389e0fd047d6fcbf120f5102c79ed359392c3ed Mon Sep 17 00:00:00 2001
From: Olav Morken <olav.morken@uninett.no>
Date: Mon, 17 Dec 2007 14:55:03 +0000
Subject: [PATCH] SAML2:AuthnResponse - Added getInResponseTo() method to get
the InResponseTo attribute of the response-element.
git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@116 44740490-163a-0410-bde0-09ae8108e29a
---
lib/SimpleSAML/XML/SAML20/AuthnResponse.php | 30 ++++++++++++++++++++-
1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/lib/SimpleSAML/XML/SAML20/AuthnResponse.php b/lib/SimpleSAML/XML/SAML20/AuthnResponse.php
index d8c2c74f9..986fbc5a1 100644
--- a/lib/SimpleSAML/XML/SAML20/AuthnResponse.php
+++ b/lib/SimpleSAML/XML/SAML20/AuthnResponse.php
@@ -337,7 +337,35 @@ class SimpleSAML_XML_SAML20_AuthnResponse extends SimpleSAML_XML_AuthnResponse {
//echo '<pre>'; print_r($nameID); echo '</pre>';
return $nameID;
}
-
+
+
+ /* This function retrieves the ID of the request this response is a
+ * response to. This ID is stored in the InResponseTo attribute of the
+ * top level DOM element.
+ *
+ * Returns:
+ * The ID of the request this response is a response to, or NULL if
+ * we don't know.
+ */
+ public function getInResponseTo() {
+ $dom = $this->getDOM();
+ if($dom === NULL) {
+ return NULL;
+ }
+
+ assert('$dom instanceof DOMDocument');
+
+ $xPath = new DOMXpath($dom);
+ $xPath->registerNamespace('samlp', 'urn:oasis:names:tc:SAML:2.0:protocol');
+
+ $result = $xPath->query('/samlp:Response/@InResponseTo');
+ if($result->length === 0) {
+ return NULL;
+ }
+
+ return $result->item(0)->value;
+ }
+
// Not updated for response. from request.
public function generate($idpentityid, $spentityid, $inresponseto, $nameid, $attributes) {
--
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