218 lines
5.5 KiB
PHP
218 lines
5.5 KiB
PHP
<?php
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/**
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* 旧版支付宝支付签名
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*/
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class AlipaySign {
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//应用ID
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public $appId;
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public $partner;
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//私钥文件路径
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public $rsaPrivateKeyFilePath;
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//私钥值
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public $rsaPrivateKey;
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//网关
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public $gatewayUrl = "https://openapi.alipay.com/gateway.do";
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//返回数据格式
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public $format = "json";
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//api版本
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public $apiVersion = "1.0";
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// 表单提交字符集编码
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public $postCharset = "UTF-8";
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//使用文件读取文件格式，请只传递该值
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public $alipayPublicKey = null;
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//使用读取字符串格式，请只传递该值
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public $alipayrsaPublicKey;
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private $fileCharset = "UTF-8";
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//签名类型
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public $signType = "RSA";
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public $encryptKey;
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public $encryptType = "AES";
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public $notifyUrl = '';
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public function generateSign($params, $signType = "RSA") {
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return $this->sign($this->getSignContent($params), $signType);
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}
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public function rsaSign($params, $signType = "RSA") {
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return $this->sign($this->getSignContent($params), $signType);
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}
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public function getSignContent($params) {
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//ksort($params);
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$stringToBeSigned = "";
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$i = 0;
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foreach ($params as $k => $v) {
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if (false === $this->checkEmpty($v) && "@" != substr($v, 0, 1)) {
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// 转换成目标字符集
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//$v = $this->characet($v, $this->postCharset);
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if ($i == 0) {
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$stringToBeSigned .= "$k" . "=" . "$v";
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} else {
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$stringToBeSigned .= "&" . "$k" . "=" . "$v";
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}
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$i++;
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}
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}
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unset ($k, $v);
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return $stringToBeSigned;
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}
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protected function sign($data, $signType = "RSA") {
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if($this->checkEmpty($this->rsaPrivateKeyFilePath)){
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$priKey=$this->rsaPrivateKey;
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$res = !$priKey ? '' :
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"-----BEGIN RSA PRIVATE KEY-----\n" .
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wordwrap($priKey, 64, "\n", true) .
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"\n-----END RSA PRIVATE KEY-----";
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}else {
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$priKey = file_get_contents($this->rsaPrivateKeyFilePath);
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$res = openssl_get_privatekey($priKey);
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}
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($res) or die('您使用的私钥格式错误，请检查RSA私钥配置');
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if ("RSA2" == $signType) {
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openssl_sign($data, $sign, $res, OPENSSL_ALGO_SHA256);
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} else {
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openssl_sign($data, $sign, $res);
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}
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if(!$this->checkEmpty($this->rsaPrivateKeyFilePath)){
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openssl_free_key($res);
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}
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$sign = base64_encode($sign);
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return $sign;
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}
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/**
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* 老版本支付宝签名
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* @param type $biz_content
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* @param type $notify_url
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* @return type
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*/
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public function execute($subject, $body, $price , $orderSn)
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{
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$params = $this->getOrderInfo($subject, $body, $price , $orderSn);
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$sign = $this->generateSign($params, $this->signType);
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$sign = urlencode($sign);
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$params['sign'] = '"'.$sign.'"';
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$params['sign_type'] = '"'.$this->signType.'"';
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$request = '';
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foreach ($params as $k => $v) {
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$request .= "$k=$v&";
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}
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$request = rtrim($request, '&');
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return $request;
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}
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public function getOrderInfo($subject, $body, $price , $orderSn)
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{
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// 签约合作者身份ID
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$params['partner'] = $this->partner;
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// 签约卖家支付宝账号
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$params['seller_id'] = $this->seller_id;
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// 商户网站唯一订单号
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$params['out_trade_no'] = $orderSn;
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// 商品名称
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$params['subject'] = $subject;
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// 商品详情
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$params['body'] = $body;
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// 商品金额
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$params['total_fee'] = $price;
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// 服务器异步通知页面路径
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$params['notify_url'] = $this->notifyUrl;
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// 服务接口名称， 固定值
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$params['service'] = "mobile.securitypay.pay";
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// 支付类型， 固定值
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$params['payment_type'] = "1";
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// 参数编码， 固定值
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$params['_input_charset'] = "utf-8";
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// 设置未付款交易的超时时间
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// 默认30分钟，一旦超时，该笔交易就会自动被关闭。
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// 取值范围：1m～15d。
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// m-分钟，h-小时，d-天，1c-当天（无论交易何时创建，都在0点关闭）。
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// 该参数数值不接受小数点，如1.5h，可转换为90m。
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$params['it_b_pay'] = "30m";
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// extern_token为经过快登授权获取到的alipay_open_id,带上此参数用户将使用授权的账户进行支付
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// orderInfo += "&extern_token=" + "\"" + extern_token + "\"";
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// 支付宝处理完请求后，当前页面跳转到商户指定页面的路径，可空
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$params['return_url'] = "m.alipay.com";
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// 调用银行卡支付，需配置此参数，参与签名， 固定值 （需要签约《无线银行卡快捷支付》才能使用）
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// orderInfo += "&paymethod=\"expressGateway\"";
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foreach ($params as &$param) {
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$param = '"'.$param.'"';
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}
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return $params;
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}
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/**
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* 转换字符集编码
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* @param $data
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* @param $targetCharset
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* @return string
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*/
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function characet($data, $targetCharset) {
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if (!empty($data)) {
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$fileType = $this->fileCharset;
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if (strcasecmp($fileType, $targetCharset) != 0) {
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$data = mb_convert_encoding($data, $targetCharset, $fileType);
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// $data = iconv($fileType, $targetCharset.'//IGNORE', $data);
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}
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}
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return $data;
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}
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/**
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* 校验$value是否非空
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* if not set ,return true;
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* if is null , return true;
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**/
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protected function checkEmpty($value) {
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if (!isset($value))
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return true;
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if ($value === null)
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return true;
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if (trim($value) === "")
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return true;
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return false;
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}
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} |