电脑网站支付(老版本mapi)

mapi.php

@@ -0,0 +1,211 @@
+<?php
+header('Content-type:text/html; Charset=utf-8');
+$pid = 'xxxxx';  //https://open.alipay.com 账户中心->密钥管理->mapi网关产品密钥->合作伙伴身份（PID）
+$returnUrl = 'http://www.xxx.com/alipay/return.php';     //付款成功后的同步回调地址
+$notifyUrl = 'http://www.xxx.com/alipay/notify.php';     //付款成功后的异步回调地址
+$outTradeNo = uniqid();     //你自己的商品订单号
+$payAmount = 0.01;          //付款金额，单位:元
+$orderName = '支付测试';    //订单标题
+$signType = 'RSA';       //签名算法类型，RSA或MD5，推荐使用RSA
+//商户私钥，对应签名算法填写
+$privateKey='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';
+$aliPay = new AlipayService($pid,$returnUrl,$notifyUrl,$signType,$privateKey);
+$sHtml = $aliPay->doPay($payAmount,$outTradeNo,$orderName,$returnUrl,$notifyUrl);
+echo $sHtml;
+
+class AlipayService
+{
+    protected $appId;
+    protected $returnUrl;
+    protected $notifyUrl;
+    protected $charset;
+    protected $signType;
+    //私钥值
+    protected $privateKey;
+
+    public function __construct($appid, $returnUrl, $notifyUrl,$signType,$privateKey)
+    {
+        $this->appId = $appid;
+        $this->returnUrl = $returnUrl;
+        $this->notifyUrl = $notifyUrl;
+        $this->charset = 'utf8';
+        $this->signType = $signType;
+        $this->privateKey=$privateKey;
+    }
+    /**
+     * 发起订单
+     * @param float $totalFee 收款总费用 单位元
+     * @param string $outTradeNo 唯一的订单号
+     * @param string $orderName 订单名称
+     * @param string $notifyUrl 支付结果通知url 不要有问号
+     * @param string $timestamp 订单发起时间
+     * @return array
+     */
+    public function doPay($totalFee, $outTradeNo, $orderName, $returnUrl,$notifyUrl)
+    {
+        $requestConfigs = array(
+            'partner'=>$this->appId,
+            'service' => 'create_direct_pay_by_user',
+            '_input_charset'=>strtolower($this->charset),       //gbk或者utf8，小写
+            'sign_type'=>strtoupper($this->signType),     //RSA或MD5，必须大写。
+            'return_url' => $returnUrl,
+            'notify_url' => $notifyUrl,
+            'out_trade_no'=>$outTradeNo,
+            'total_fee'=>$totalFee, //单位 元
+            'subject'=>$orderName,  //订单标题
+            'payment_type'=>1,
+            'seller_id'=>$this->appId,         //卖家支付宝用户号（以2088开头的纯16位数字）
+        );
+        return $this->buildRequestForm($requestConfigs);
+    }
+
+    /**
+     * 建立请求，以表单HTML形式构造（默认）
+     * @param $para_temp 请求参数数组
+     * @return 提交表单HTML文本
+     */
+    function buildRequestForm($para_temp) {
+        //待请求参数数组
+        $para = $this->buildRequestPara($para_temp);
+
+        $sHtml = "<form id='alipaysubmit' name='alipaysubmit' action='https://mapi.alipay.com/gateway.do?_input_charset=".trim(strtolower($this->charset))."' method='post'>";
+        while (list ($key, $val) = each ($para)) {
+            $sHtml.= "<input type='hidden' name='".$key."' value='".$val."'/>";
+        }
+        //submit按钮控件请不要含有name属性
+        $sHtml = $sHtml."<input type='submit'  value='提交' style='display:none;'></form>";
+
+        $sHtml = $sHtml."<script>document.forms['alipaysubmit'].submit();</script>";
+
+        return $sHtml;
+    }
+
+    /**
+     * 生成要请求给支付宝的参数数组
+     * @param $para_temp 请求前的参数数组
+     * @return 要请求的参数数组
+     */
+    function buildRequestPara($para_temp) {
+        //除去待签名参数数组中的空值和签名参数
+        $para_filter = $this->paraFilter($para_temp);
+
+        //对待签名参数数组排序
+        $para_sort = $this->argSort($para_filter);
+
+        //生成签名结果
+        $mysign = $this->buildRequestMysign($para_sort);
+
+        //签名结果与签名方式加入请求提交参数组中
+        $para_sort['sign'] = $mysign;
+        $para_sort['sign_type'] = strtoupper(trim($this->signType));
+
+        return $para_sort;
+    }
+
+    /**
+     * 对数组排序
+     * @param $para 排序前的数组
+     * return 排序后的数组
+     */
+    function argSort($para) {
+        ksort($para);
+        reset($para);
+        return $para;
+    }
+
+    /**
+     * 生成签名结果
+     * @param $para_sort 已排序要签名的数组
+     * return 签名结果字符串
+     */
+    private function buildRequestMysign($para_sort) {
+        //把数组所有元素，按照“参数=参数值”的模式用“&”字符拼接成字符串
+        $prestr = $this->createLinkstring($para_sort);
+
+        $mysign = "";
+        switch (strtoupper(trim($this->signType))) {
+            case "MD5" :
+                $mysign = $this->md5Sign($prestr, $this->privateKey);
+                break;
+            case "RSA" :
+            default :
+                $mysign = $this->rsaSign($prestr, $this->privateKey);
+                break;
+        }
+        return $mysign;
+    }
+
+    /**
+     * RSA签名
+     * @param $data 待签名数据
+     * @param $private_key 商户私钥字符串
+     * return 签名结果
+     */
+    private function rsaSign($data, $private_key) {
+        //以下为了初始化私钥，保证在您填写私钥时不管是带格式还是不带格式都可以通过验证。
+        $private_key=str_replace("-----BEGIN RSA PRIVATE KEY-----","",$private_key);
+        $private_key=str_replace("-----END RSA PRIVATE KEY-----","",$private_key);
+        $private_key=str_replace("\n","",$private_key);
+
+        $private_key="-----BEGIN RSA PRIVATE KEY-----".PHP_EOL .wordwrap($private_key, 64, "\n", true). PHP_EOL."-----END RSA PRIVATE KEY-----";
+
+        $res=openssl_get_privatekey($private_key);
+
+        if($res)
+        {
+            openssl_sign($data, $sign,$res);
+        }
+        else {
+            echo "您的私钥格式不正确!"."<br/>"."The format of your private_key is incorrect!";
+            exit();
+        }
+        openssl_free_key($res);
+        //base64编码
+        $sign = base64_encode($sign);
+        return $sign;
+    }
+
+    /**
+     * 签名字符串
+     * @param $prestr 需要签名的字符串
+     * @param $key 私钥
+     * return 签名结果
+     */
+    function md5Sign($prestr, $key) {
+        $prestr = $prestr . $key;
+        return md5($prestr);
+    }
+
+    /**
+     * 把数组所有元素，按照“参数=参数值”的模式用“&”字符拼接成字符串
+     * @param $para 需要拼接的数组
+     * return 拼接完成以后的字符串
+     */
+    private function createLinkstring($para) {
+        $arg  = "";
+        while (list ($key, $val) = each ($para)) {
+            $arg.=$key."=".$val."&";
+        }
+        //去掉最后一个&字符
+        $arg = substr($arg,0,count($arg)-2);
+
+        //如果存在转义字符，那么去掉转义
+        if(get_magic_quotes_gpc()){$arg = stripslashes($arg);}
+
+        return $arg;
+    }
+
+    /**
+     * 除去数组中的空值和签名参数
+     * @param $para 签名参数组
+     * return 去掉空值与签名参数后的新签名参数组
+     */
+    private function paraFilter($para) {
+        $para_filter = array();
+        while (list ($key, $val) = each ($para)) {
+            if($key == "sign" || $key == "sign_type" || $val == "")continue;
+            else	$para_filter[$key] = $para[$key];
+        }
+        return $para_filter;
+    }
+}