From bafc52dd232f0384034fb9abc5d00882fd05a725 Mon Sep 17 00:00:00 2001
From: Joe Rozner <joe.rozner@onelogin.com>
Date: Fri, 13 Apr 2012 10:17:21 -0700
Subject: [PATCH] added issuer method

---
 lib/onelogin/saml/response.rb | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/onelogin/saml/response.rb b/lib/onelogin/saml/response.rb
index 61323a33e..2f364af43 100644
--- a/lib/onelogin/saml/response.rb
+++ b/lib/onelogin/saml/response.rb
@@ -72,6 +72,13 @@ def conditions
       end
     end
 
+    def issuer
+      @issuer ||= begin
+        node = REXML::XPath.first(document, "/p:Response/a:Issuer", { "p" => PROTOCOL, "a" => ASSERTION })
+        node.nil? ? nil : node.text
+      end
+    end
+
     private
 
     def validation_error(message)