diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/InfoCard/Claims.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/InfoCard/Claims.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,307 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_InfoCard
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Claims.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * Result value of the InfoCard component, contains any error messages and claims
+ * from the processing of an information card.
+ *
+ * @category   Zend
+ * @package    Zend_InfoCard
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_InfoCard_Claims
+{
+    /**
+     * Successful validation and extraion of claims
+     */
+    const RESULT_SUCCESS = 1;
+
+    /**
+     * Indicates there was an error processing the XML document
+     */
+    const RESULT_PROCESSING_FAILURE = 2;
+
+    /**
+     * Indicates that the signature values within the XML document failed verification
+     */
+    const RESULT_VALIDATION_FAILURE = 3;
+
+    /**
+     * The default namespace to assume in these claims
+     *
+     * @var string
+     */
+    protected $_defaultNamespace  = null;
+
+    /**
+     * A boolean indicating if the claims should be consider "valid" or not based on processing
+     *
+     * @var bool
+     */
+    protected $_isValid = true;
+
+    /**
+     * The error message if any
+     *
+     * @var string
+     */
+    protected $_error = "";
+
+    /**
+     * An array of claims taken from the information card
+     *
+     * @var array
+     */
+    protected $_claims;
+
+    /**
+     * The result code of processing the information card as defined by the constants of this class
+     *
+     * @var integer
+     */
+    protected $_code;
+
+    /**
+     * Override for the safeguard which ensures that you don't use claims which failed validation.
+     * Used in situations when there was a validation error you'd like to ignore
+     *
+     * @return Zend_InfoCard_Claims
+     */
+    public function forceValid()
+    {
+        trigger_error("Forcing Claims to be valid although it is a security risk", E_USER_WARNING);
+        $this->_isValid = true;
+        return $this;
+    }
+
+    /**
+     * Retrieve the PPI (Private Personal Identifier) associated with the information card
+     *
+     * @return string the private personal identifier
+     */
+    public function getCardID()
+    {
+        return $this->getClaim('http://schemas.xmlsoap.org/ws/2005/05/identity/claims/privatepersonalidentifier');
+    }
+
+    /**
+     * Retrieves the default namespace used in this information card. If a default namespace was not
+     * set, it figures out which one to consider 'default' by taking the first namespace sorted by use-count
+     * in claims
+     *
+     * @throws Zend_InfoCard_Exception
+     * @return string The default namespace
+     */
+    public function getDefaultNamespace()
+    {
+        if($this->_defaultNamespace === null) {
+            $namespaces = array();
+            $leader = '';
+            foreach($this->_claims as $claim) {
+                if(!isset($namespaces[$claim['namespace']])) {
+                    $namespaces[$claim['namespace']] = 1;
+                } else {
+                    $namespaces[$claim['namespace']]++;
+                }
+
+                if(empty($leader) || ($namespaces[$claim['namespace']] > $leader)) {
+                    $leader = $claim['namespace'];
+                }
+            }
+
+            if(empty($leader)) {
+                require_once 'Zend/InfoCard/Exception.php';
+                throw new Zend_InfoCard_Exception("Failed to determine default namespace");
+            }
+
+            $this->setDefaultNamespace($leader);
+        }
+
+        return $this->_defaultNamespace;
+    }
+
+    /**
+     * Set the default namespace, overriding any existing default
+     *
+     * @throws Zend_InfoCard_Exception
+     * @param string $namespace The default namespace to use
+     * @return Zend_InfoCard_Claims
+     */
+    public function setDefaultNamespace($namespace)
+    {
+
+        foreach($this->_claims as $claim) {
+            if($namespace == $claim['namespace']) {
+                $this->_defaultNamespace = $namespace;
+                return $this;
+            }
+        }
+
+        require_once 'Zend/InfoCard/Exception.php';
+        throw new Zend_InfoCard_Exception("At least one claim must exist in specified namespace to make it the default namespace");
+    }
+
+    /**
+     * Indicates if this claim object contains validated claims or not
+     *
+     * @return bool
+     */
+    public function isValid()
+    {
+        return $this->_isValid;
+    }
+
+    /**
+     * Set the error message contained within the claims object
+     *
+     * @param string $error The error message
+     * @return Zend_InfoCard_Claims
+     */
+    public function setError($error)
+    {
+        $this->_error = $error;
+        $this->_isValid = false;
+        return $this;
+    }
+
+    /**
+     * Retrieve the error message contained within the claims object
+     *
+     * @return string The error message
+     */
+    public function getErrorMsg()
+    {
+        return $this->_error;
+    }
+
+    /**
+     * Set the claims for the claims object. Can only be set once and is done
+     * by the component itself. Internal use only.
+     *
+     * @throws Zend_InfoCard_Exception
+     * @param array $claims
+     * @return Zend_InfoCard_Claims
+     */
+    public function setClaims(Array $claims)
+    {
+        if($this->_claims !== null) {
+            require_once 'Zend/InfoCard/Exception.php';
+            throw new Zend_InfoCard_Exception("Claim objects are read-only");
+        }
+
+        $this->_claims = $claims;
+        return $this;
+    }
+
+    /**
+     * Set the result code of the claims object.
+     *
+     * @throws Zend_InfoCard_Exception
+     * @param int $code The result code
+     * @return Zend_InfoCard_Claims
+     */
+    public function setCode($code)
+    {
+        switch($code) {
+            case self::RESULT_PROCESSING_FAILURE:
+            case self::RESULT_SUCCESS:
+            case self::RESULT_VALIDATION_FAILURE:
+                $this->_code = $code;
+                return $this;
+        }
+
+        require_once 'Zend/InfoCard/Exception.php';
+        throw new Zend_InfoCard_Exception("Attempted to set unknown error code");
+    }
+
+    /**
+     * Gets the result code of the claims object
+     *
+     * @return integer The result code
+     */
+    public function getCode()
+    {
+        return $this->_code;
+    }
+
+    /**
+     * Get a claim by providing its complete claim URI
+     *
+     * @param string $claimURI The complete claim URI to retrieve
+     * @return mixed The claim matching that specific URI or null if not found
+     */
+    public function getClaim($claimURI)
+    {
+        if($this->claimExists($claimURI)) {
+            return $this->_claims[$claimURI]['value'];
+        }
+
+        return null;
+    }
+
+    /**
+     * Indicates if a specific claim URI exists or not within the object
+     *
+     * @param string $claimURI The complete claim URI to check
+     * @return bool true if the claim exists, false if not found
+     */
+    public function claimExists($claimURI)
+    {
+        return isset($this->_claims[$claimURI]);
+    }
+
+    /**
+     * Magic helper function
+     * @throws Zend_InfoCard_Exception
+     */
+    public function __unset($k)
+    {
+        require_once 'Zend/InfoCard/Exception.php';
+        throw new Zend_InfoCard_Exception("Claim objects are read-only");
+    }
+
+    /**
+     * Magic helper function
+     */
+    public function __isset($k)
+    {
+        return $this->claimExists("{$this->getDefaultNamespace()}/$k");
+    }
+
+    /**
+     * Magic helper function
+     */
+    public function __get($k)
+    {
+        return $this->getClaim("{$this->getDefaultNamespace()}/$k");
+    }
+
+    /**
+     * Magic helper function
+     * @throws Zend_InfoCard_Exception
+     */
+    public function __set($k, $v)
+    {
+        require_once 'Zend/InfoCard/Exception.php';
+        throw new Zend_InfoCard_Exception("Claim objects are read-only");
+    }
+}