From 051546b7d34a95c06b7dff36c54fc4acff2d7f45 Mon Sep 17 00:00:00 2001
From: Gunnar Wrobel <p@rdus.de>
Date: Tue, 30 Nov 2010 06:32:09 +0100
Subject: [PATCH] Add function to generate signed tokens.

---
 framework/Token/lib/Horde/Token/Base.php           | 15 +++++++++++++++
 framework/Token/test/Horde/Token/Unit/FileTest.php |  6 ++++++
 2 files changed, 21 insertions(+)

diff --git a/framework/Token/lib/Horde/Token/Base.php b/framework/Token/lib/Horde/Token/Base.php
index e711cebda..aac281a38 100644
--- a/framework/Token/lib/Horde/Token/Base.php
+++ b/framework/Token/lib/Horde/Token/Base.php
@@ -104,6 +104,21 @@ abstract class Horde_Token_Base
     abstract public function purge();
 
     /**
+     * Return a new signed token.
+     *
+     * @param string $seed  A unique ID to be included in the token.
+     *
+     * @return string A string of 6 bytes.
+     */
+    public function get($seed = '')
+    {
+        $nonce = $this->getNonce();
+        return Horde_Url::uriB64Encode(
+            $nonce . hash('sha256', $nonce . $this->_params['secret'] . $seed, true)
+        );
+    }
+
+    /**
      * Return a "number used once" (a concatenation of a timestamp and a random
      * numer).
      *
diff --git a/framework/Token/test/Horde/Token/Unit/FileTest.php b/framework/Token/test/Horde/Token/Unit/FileTest.php
index e89888ebb..3e4ac81f1 100644
--- a/framework/Token/test/Horde/Token/Unit/FileTest.php
+++ b/framework/Token/test/Horde/Token/Unit/FileTest.php
@@ -39,6 +39,12 @@ class Horde_Token_Unit_Storage_FileTest extends PHPUnit_Framework_TestCase
         }
     }
 
+    public function testToken()
+    {
+        $t = new Horde_Token_File(array('secret' => 'abc'));
+        $this->assertEquals(51, strlen($t->get()));
+    }
+
     public function testNonces()
     {
         $t = new Horde_Token_File(array('secret' => 'abc'));
-- 
2.11.0