124 lines
3.9 KiB
PHP
124 lines
3.9 KiB
PHP
<?php
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include PAY_ROOT.'inc/common/RSAUtils.php';
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include PAY_ROOT.'inc/common/TDESUtil.php';
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class XMLUtil{
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public static function arrtoxml($arr,$dom=0,$item=0){
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//ksort($arr);
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if (!$dom){
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$dom = new DOMDocument("1.0","UTF-8");
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}
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if(!$item){
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$item = $dom->createElement("jdpay");
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$item = $dom->appendChild($item);
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}
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foreach ($arr as $key=>$val){
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$itemx = $dom->createElement(is_string($key)?$key:"item");
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$itemx = $item->appendChild($itemx);
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if (!is_array($val)){
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$text = $dom->createTextNode($val);
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$text = $itemx->appendChild($text);
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}else {
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XMLUtil::arrtoxml($val,$dom,$itemx);
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}
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}
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return $dom;
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}
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public static function xmlToString($dom){
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$xmlStr = $dom->saveXML();
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$xmlStr = str_replace("\r", "", $xmlStr);
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$xmlStr = str_replace("\n", "", $xmlStr);
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$xmlStr = str_replace("\t", "", $xmlStr);
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$xmlStr = preg_replace("/>\s+</", "><", $xmlStr);
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$xmlStr = preg_replace("/\s+\/>/", "/>", $xmlStr);
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$xmlStr = str_replace("=utf-8", "=UTF-8", $xmlStr);
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return $xmlStr;
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}
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public static function encryptReqXml($param){
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$dom = XMLUtil::arrtoxml($param);
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$xmlStr = XMLUtil::xmlToString($dom);
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//echo "源串：".htmlspecialchars($xmlStr)."<br/>";
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$sha256SourceSignString = hash("sha256", $xmlStr);
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//echo "摘要:".$sha256SourceSignString."<br/>";
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$sign = RSAUtils::encryptByPrivateKey($sha256SourceSignString);
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$rootDom = $dom->getElementsByTagName("jdpay");
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$signDom = $dom->createElement("sign");
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$signDom = $rootDom[0]->appendChild($signDom);
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$signText = $dom->createTextNode($sign);
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$signText = $signDom->appendChild($signText);
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$data = XMLUtil::xmlToString($dom);
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//echo "封装后:".htmlspecialchars($data)."<br/>";
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$desKey = Confid_desKey;
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$keys = base64_decode($desKey);
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$encrypt = TDESUtil::encrypt2HexStr($keys, $data);
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//echo "3DES后:".$encrypt."<br/>";
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$encrypt = base64_encode($encrypt);
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//echo "base64后:".$encrypt."<br/>";
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$reqParam;
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$reqParam["version"]=$param["version"];
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$reqParam["merchant"]=$param["merchant"];
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$reqParam["encrypt"]=$encrypt;
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$reqDom = XMLUtil::arrtoxml($reqParam,0,0);
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$reqXmlStr = XMLUtil::xmlToString($reqDom);
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//echo htmlspecialchars($reqXmlStr)."<br/>";
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return $reqXmlStr;
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}
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public static function decryptResXml($resultData,&$resData){
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$resultXml = simplexml_load_string($resultData);
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$resultObj = json_decode(json_encode($resultXml),TRUE);
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$encryptStr = $resultObj["encrypt"];
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$encryptStr=base64_decode($encryptStr);
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$desKey = Confid_desKey;
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$keys = base64_decode($desKey);
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$reqBody = TDESUtil::decrypt4HexStr($keys, $encryptStr);
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//echo "请求返回encrypt Des解密后:".$reqBody."\n";
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$bodyXml = simplexml_load_string($reqBody);
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//echo "请求返回encrypt Des解密后:".$bodyXml->saveXML()."\n";
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$resData = json_decode(json_encode($bodyXml),TRUE);
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$inputSign = $resData["sign"];
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// $bodyDom = XMLUtil::arrtoxml($bodyObj,0,0);
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// $rootDom = $bodyDom->getElementsByTagName("jdpay");
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// $signNodelist = $rootDom[0]->getElementsByTagName("sign");
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// $rootDom[0]->removeChild($signNodelist[0]);
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// $reqBodyStr = XMLUtil::xmlToString($bodyDom);
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$startIndex = strpos($reqBody,"<sign>");
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$endIndex = strpos($reqBody,"</sign>");
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if($startIndex!=false && $endIndex!=false){
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$xmls = substr($reqBody, 0,$startIndex);
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$xmle = substr($reqBody,$endIndex+7,strlen($reqBody));
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$xml=$xmls.$xmle;
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}
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//echo "本地摘要原串:".$xml."\n";
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$sha256SourceSignString = hash("sha256", $xml);
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//echo "本地摘要:".$sha256SourceSignString."\n";
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$decryptStr = RSAUtils::decryptByPublicKey($inputSign);
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//echo "解密后摘要:".$decryptStr."\n";
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if($decryptStr==$sha256SourceSignString){
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//echo "验签成功<br/>";
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$flag=true;
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}else{
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//echo "验签失败<br/>";
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$flag=false;
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}
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$resData["version"]=$resultObj["version"];
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$resData["merchant"]=$resultObj["merchant"];
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$resData["result"]=$resultObj["result"];
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//echo var_dump($resData);
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return $flag;
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}
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}
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