From bdd139266bbd71b828394a1500551254fc42a819 Mon Sep 17 00:00:00 2001
From: xue <>
Date: Sat, 3 Dec 2005 04:45:44 +0000
Subject:

---
 framework/Web/THiddenFieldPageStatePersister.php | 80 ------------------------
 1 file changed, 80 deletions(-)
 delete mode 100644 framework/Web/THiddenFieldPageStatePersister.php

(limited to 'framework/Web/THiddenFieldPageStatePersister.php')

diff --git a/framework/Web/THiddenFieldPageStatePersister.php b/framework/Web/THiddenFieldPageStatePersister.php
deleted file mode 100644
index 3d305668..00000000
--- a/framework/Web/THiddenFieldPageStatePersister.php
+++ /dev/null
@@ -1,80 +0,0 @@
-<?php
-
-class THiddenFieldPageStatePersister extends TComponent implements IPageStatePersister, IModule
-{
-	private $_application;
-	private $_id='persister';
-
-	/**
-	 * Initializes the service.
-	 * This method is required by IModule interface.
-	 * @param TApplication application
-	 * @param TXmlElement module configuration
-	 */
-	public function init($application,$config)
-	{
-		$this->_application=$application;
-	}
-
-	/**
-	 * @return string id of this module
-	 */
-	public function getID()
-	{
-		return $this->_id;
-	}
-
-	/**
-	 * @param string id of this module
-	 */
-	public function setID($value)
-	{
-		$this->_id=$value;
-	}
-
-	public function save($state)
-	{
-		$data=Prado::serialize($state);
-		$hmac=$this->computeHMAC($data,$this->getKey());
-		if(function_exists('gzuncompress') && function_exists('gzcompress'))
-			$data=gzcompress($hmac.$data);
-		else
-			$data=$hmac.$data;
-		$this->_application->getService()->getRequestedPage()->saveStateField($data);
-	}
-
-	public function load()
-	{
-		$str=$this->_application->getService()->getRequestedPage()->loadStateField();
-		if($str==='')
-			return null;
-		if(function_exists('gzuncompress') && function_exists('gzcompress'))
-			$data=gzuncompress($str);
-		else
-			$data=$str;
-		if($data!==false && strlen($data)>32)
-		{
-			$hmac=substr($data,0,32);
-			$state=substr($data,32);
-			if($hmac===$this->computeHMAC($state,$this->getKey()))
-				return Prado::unserialize($state);
-		}
-		throw new Exception('viewstate data is corrupted.');
-	}
-
-	private function getKey()
-	{
-		return 'abcdefe';
-	}
-
-	private function computeHMAC($data,$key)
-	{
-		if (strlen($key) > 64)
-			$key = pack('H32', md5($key));
-		else if (strlen($key) < 64)
-			$key = str_pad($key, 64, "\0");
-		return md5((str_repeat("\x5c", 64) ^ substr($key, 0, 64)) . pack('H32', md5((str_repeat("\x36", 64) ^ substr($key, 0, 64)) . $data)));
-	}
-}
-
-?>
\ No newline at end of file
-- 
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