soapoas.class.php

一个单点登录系统！配合cwps实现。只要支持soap的话就可以

<?php
/**
* @package cwps.oas
* $Id: SoapOAS.class.php,v 1.5 2006/09/10 05:27:18 Administrator Exp $
*/
define("SOAP_OK", 0);
define("SOAP_UNKNOWN_ERROR", 1);
define("SOAP_LOGIC_ERROR", 2);
define("SOAP_OAS_IP_Invalid",4000);
define("SOAP_TransactionAccessKey_Error", 4001);
define("SOAP_Action_Null", 4002);
define("SOAP_Action_NotRegistered", 4003);
define("SOAP_Action_NotExists", 4004);
define("SOAP_Response_TransactionID_Error", 4005);

define("SOAP_DB_ERROR", 9000);

function oas_encrypt($txt, $key) {
	srand((double)microtime() * 1000000);
	$encrypt_key = md5(rand(0, 32000));
	$ctr = 0;
	$tmp = '';
	for($i = 0;$i < strlen($txt); $i++) {
		$ctr = $ctr == strlen($encrypt_key) ? 0 : $ctr;
		$tmp .= $encrypt_key[$ctr].($txt[$i] ^ $encrypt_key[$ctr++]);
	}
	return base64_encode(oas_key($tmp, $key));
}

function oas_decrypt($txt, $key) {
	$txt = oas_key(base64_decode($txt), $key);
	$tmp = '';
	for ($i = 0;$i < strlen($txt); $i++) {
		$md5 = $txt[$i];
		$tmp .= $txt[++$i] ^ $md5;
	}
	return $tmp;
}

function oas_key($txt, $encrypt_key) {
	$encrypt_key = md5($encrypt_key);
	$ctr = 0;
	$tmp = '';
	for($i = 0; $i < strlen($txt); $i++) {
		$ctr = $ctr == strlen($encrypt_key) ? 0 : $ctr;
		$tmp .= $txt[$i] ^ $encrypt_key[$ctr++];
	}
	return $tmp;
}



/**
* OAS绔