0.6.3?

1 files changed, 0 insertions, 328 deletions

diff --git a/libs/Zend/Feed/Pubsubhubbub/Subscriber/Callback.php b/libs/Zend/Feed/Pubsubhubbub/Subscriber/Callback.php
deleted file mode 100644
index 1f42375839..0000000000
--- a/libs/Zend/Feed/Pubsubhubbub/Subscriber/Callback.php
+++ /dev/null
@@ -1,328 +0,0 @@
-<?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_Feed_Pubsubhubbub
- * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
- * @license    http://framework.zend.com/license/new-bsd     New BSD License
- */
-
-/**
- * @see Zend_Feed_Pubsubhubbub
- */
-// require_once 'Zend/Feed/Pubsubhubbub.php';
-
-/**
- * @see Zend_Feed_Pubsubhubbub
- */
-// require_once 'Zend/Feed/Pubsubhubbub/CallbackAbstract.php';
-
-/**
- * @see Zend_Feed_Reader
- */
-// require_once 'Zend/Feed/Reader.php';
-
-/**
- * @category   Zend
- * @package    Zend_Feed_Pubsubhubbub
- * @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_Feed_Pubsubhubbub_Subscriber_Callback
-    extends Zend_Feed_Pubsubhubbub_CallbackAbstract
-{
-    /**
-     * Contains the content of any feeds sent as updates to the Callback URL
-     *
-     * @var string
-     */
-    protected $_feedUpdate = null;
-    
-    /**
-     * Holds a manually set subscription key (i.e. identifies a unique
-     * subscription) which is typical when it is not passed in the query string
-     * but is part of the Callback URL path, requiring manual retrieval e.g.
-     * using a route and the Zend_Controller_Action::_getParam() method.
-     *
-     * @var string
-     */
-    protected $_subscriptionKey = null;
-    
-    /**
-     * After verification, this is set to the verified subscription's data.
-     *
-     * @var array
-     */
-    protected $_currentSubscriptionData = null;
-    
-    /**
-     * Set a subscription key to use for the current callback request manually.
-     * Required if usePathParameter is enabled for the Subscriber.
-     *
-     * @param  string $key
-     * @return Zend_Feed_Pubsubhubbub_Subscriber_Callback
-     */
-    public function setSubscriptionKey($key)
-    {
-        $this->_subscriptionKey = $key;
-        return $this;
-    }
-
-    /**
-     * Handle any callback from a Hub Server responding to a subscription or
-     * unsubscription request. This should be the Hub Server confirming the
-     * the request prior to taking action on it.
-     *
-     * @param  array $httpGetData GET data if available and not in $_GET
-     * @param  bool $sendResponseNow Whether to send response now or when asked
-     * @return void
-     */
-    public function handle(array $httpGetData = null, $sendResponseNow = false)
-    {
-        if ($httpGetData === null) {
-            $httpGetData = $_GET;
-        }
-
-        /**
-         * Handle any feed updates (sorry for the mess :P)
-         *
-         * This DOES NOT attempt to process a feed update. Feed updates
-         * SHOULD be validated/processed by an asynchronous process so as
-         * to avoid holding up responses to the Hub.
-         */
-        if (strtolower($_SERVER['REQUEST_METHOD']) == 'post'
-            && $this->_hasValidVerifyToken(null, false)
-            && ($this->_getHeader('Content-Type') == 'application/atom+xml'
-                || $this->_getHeader('Content-Type') == 'application/rss+xml'
-                || $this->_getHeader('Content-Type') == 'application/xml'
-                || $this->_getHeader('Content-Type') == 'text/xml'
-                || $this->_getHeader('Content-Type') == 'application/rdf+xml')
-        ) {
-            $this->setFeedUpdate($this->_getRawBody());
-            $this->getHttpResponse()
-                 ->setHeader('X-Hub-On-Behalf-Of', $this->getSubscriberCount());
-        /**
-         * Handle any (un)subscribe confirmation requests
-         */
-        } elseif ($this->isValidHubVerification($httpGetData)) {
-            $data = $this->_currentSubscriptionData;
-            $this->getHttpResponse()->setBody($httpGetData['hub_challenge']);
-            $data['subscription_state'] = Zend_Feed_Pubsubhubbub::SUBSCRIPTION_VERIFIED;
-            if (isset($httpGetData['hub_lease_seconds'])) {
-                $data['lease_seconds'] = $httpGetData['hub_lease_seconds'];
-            }
-            $this->getStorage()->setSubscription($data);
-        /**
-         * Hey, C'mon! We tried everything else!
-         */
-        } else {
-            $this->getHttpResponse()->setHttpResponseCode(404);
-        }
-        if ($sendResponseNow) {
-            $this->sendResponse();
-        }
-    }
-
-    /**
-     * Checks validity of the request simply by making a quick pass and
-     * confirming the presence of all REQUIRED parameters.
-     *
-     * @param  array $httpGetData
-     * @return bool
-     */
-    public function isValidHubVerification(array $httpGetData)
-    {
-        /**
-         * As per the specification, the hub.verify_token is OPTIONAL. This
-         * implementation of Pubsubhubbub considers it REQUIRED and will
-         * always send a hub.verify_token parameter to be echoed back
-         * by the Hub Server. Therefore, its absence is considered invalid.
-         */
-        if (strtolower($_SERVER['REQUEST_METHOD']) !== 'get') {
-            return false;
-        }
-        $required = array(
-            'hub_mode', 
-            'hub_topic',
-            'hub_challenge', 
-            'hub_verify_token',
-        );
-        foreach ($required as $key) {
-            if (!array_key_exists($key, $httpGetData)) {
-                return false;
-            }
-        }
-        if ($httpGetData['hub_mode'] !== 'subscribe'
-            && $httpGetData['hub_mode'] !== 'unsubscribe'
-        ) {
-            return false;
-        }
-        if ($httpGetData['hub_mode'] == 'subscribe'
-            && !array_key_exists('hub_lease_seconds', $httpGetData)
-        ) {
-            return false;
-        }
-        if (!Zend_Uri::check($httpGetData['hub_topic'])) {
-            return false;
-        }
-
-        /**
-         * Attempt to retrieve any Verification Token Key attached to Callback
-         * URL's path by our Subscriber implementation
-         */
-        if (!$this->_hasValidVerifyToken($httpGetData)) {
-            return false;
-        }
-        return true;
-    }
-
-    /**
-     * Sets a newly received feed (Atom/RSS) sent by a Hub as an update to a
-     * Topic we've subscribed to.
-     *
-     * @param  string $feed
-     * @return Zend_Feed_Pubsubhubbub_Subscriber_Callback
-     */
-    public function setFeedUpdate($feed)
-    {
-        $this->_feedUpdate = $feed;
-        return $this;
-    }
-
-    /**
-     * Check if any newly received feed (Atom/RSS) update was received
-     *
-     * @return bool
-     */
-    public function hasFeedUpdate()
-    {
-        if (is_null($this->_feedUpdate)) {
-            return false;
-        }
-        return true;
-    }
-
-    /**
-     * Gets a newly received feed (Atom/RSS) sent by a Hub as an update to a
-     * Topic we've subscribed to.
-     *
-     * @return string
-     */
-    public function getFeedUpdate()
-    {
-        return $this->_feedUpdate;
-    }
-
-    /**
-     * Check for a valid verify_token. By default attempts to compare values
-     * with that sent from Hub, otherwise merely ascertains its existence.
-     *
-     * @param  array $httpGetData
-     * @param  bool $checkValue
-     * @return bool
-     */
-    protected function _hasValidVerifyToken(array $httpGetData = null, $checkValue = true)
-    {
-        $verifyTokenKey = $this->_detectVerifyTokenKey($httpGetData);
-        if (empty($verifyTokenKey)) {
-            return false;
-        }
-        $verifyTokenExists = $this->getStorage()->hasSubscription($verifyTokenKey);
-        if (!$verifyTokenExists) {
-            return false;
-        }
-        if ($checkValue) {
-            $data = $this->getStorage()->getSubscription($verifyTokenKey);
-            $verifyToken = $data['verify_token'];
-            if ($verifyToken !== hash('sha256', $httpGetData['hub_verify_token'])) {
-                return false;
-            }
-            $this->_currentSubscriptionData = $data;
-            return true;
-        }
-        return true;
-    }
-
-    /**
-     * Attempt to detect the verification token key. This would be passed in
-     * the Callback URL (which we are handling with this class!) as a URI
-     * path part (the last part by convention).
-     *
-     * @param  null|array $httpGetData
-     * @return false|string
-     */
-    protected function _detectVerifyTokenKey(array $httpGetData = null)
-    {
-        /**
-         * Available when sub keys encoding in Callback URL path
-         */
-        if (isset($this->_subscriptionKey)) {
-            return $this->_subscriptionKey;
-        }
-
-        /**
-         * Available only if allowed by PuSH 0.2 Hubs
-         */
-        if (is_array($httpGetData)
-            && isset($httpGetData['xhub_subscription'])
-        ) {
-            return $httpGetData['xhub_subscription'];
-        }
-
-        /**
-         * Available (possibly) if corrupted in transit and not part of $_GET
-         */
-        $params = $this->_parseQueryString();
-        if (isset($params['xhub.subscription'])) {
-            return rawurldecode($params['xhub.subscription']);
-        }
-
-        return false;
-    }
-
-    /**
-     * Build an array of Query String parameters.
-     * This bypasses $_GET which munges parameter names and cannot accept
-     * multiple parameters with the same key.
-     *
-     * @return array|void
-     */
-    protected function _parseQueryString()
-    {
-        $params      = array();
-        $queryString = '';
-        if (isset($_SERVER['QUERY_STRING'])) {
-            $queryString = $_SERVER['QUERY_STRING'];
-        }
-        if (empty($queryString)) {
-            return array();
-        }
-        $parts = explode('&', $queryString);
-        foreach ($parts as $kvpair) {
-            $pair  = explode('=', $kvpair);
-            $key   = rawurldecode($pair[0]);
-            $value = rawurldecode($pair[1]);
-            if (isset($params[$key])) {
-                if (is_array($params[$key])) {
-                    $params[$key][] = $value;
-                } else {
-                    $params[$key] = array($params[$key], $value);
-                }
-            } else {
-                $params[$key] = $value;
-            }
-        }
-        return $params;
-    }
-}