php 整合微信、支付宝扫码付款

支付宝支付及回调

    /*
     * 支付宝支付
     * $body            名称
     * $total_amount    价格
     * $product_code    订单号
     */
    public function aliPay($total_amount,$body,$product_code){
        Vendor('alipay.aop.AopClient');
        Vendor('alipay.aop.request.AlipayTradePrecreateRequest');
        $aop = new \AopClient();
        $aop->appId = C('ALI_PAY.appId');  // APPID
        $aop->gatewayUrl = C('ALI_PAY.gatewayUrl');
        $aop->rsaPrivateKey  = C('ALI_PAY.rsaPrivateKey'); // 应用私钥
        $aop->alipayrsaPublicKey = C('ALI_PAY.alipayrsaPublicKey'); // 支付宝公钥
        $aop->signType = "RSA2";
        $aop->format   = "json";
        $aop->charset  = "UTF-8";
        $aop->debugInfo = true;
        $request = new \AlipayTradePrecreateRequest();
        $arr['body']                = $body;
        $arr['subject']             = $body;
        $arr['out_trade_no']        = $product_code;
        $arr['timeout_express']     = '30m';
        $arr['total_amount']        = floatval($total_amount);
        
        $json = json_encode($arr);
        $request->setNotifyUrl(C('ALI_PAY.notify_url')); // 回调地址
        $request->setBizContent($json);
        $result = $aop->execute($request);
        $responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
        $resultCode = $result->$responseNode->code;
        if(!empty($resultCode) && $resultCode == 10000){
            $resp = (array)$result->$responseNode;
            return $resp['qr_code'];
        }else{
            return false;
        }
    }
    
    /**
     *支付宝支付成功回调
     */
    public function alipay_notify(){
        $trade_status = I('post.trade_status','');
        $trade_no = I('post.trade_no','');
        $out_trade_no = I('post.out_trade_no','');
        $total_amount = I('post.total_amount','');
        if ($trade_status == 'TRADE_FINISHED' || $trade_status == 'TRADE_SUCCESS') {
            // 修改订单状态
            $res['transaction_id'] = $trade_no;     //支付宝流水号
            $res['pay_time'] = time();
            $res['pay_status'] = 2;
            $res['total_fee'] = $total_amount;
            $result = D('Order')->saveOrder($res,$out_trade_no);
            if($result){
                echo 'success';
            }else{
                echo 'fail';
            } 
        }else{
            echo "fail";
        }
    }

微信支付及回调

class WxPayModel {
    

    /**
     * 微信支付请求接口(POST)
     * @param string $goods_id     商品ID
     * @param string $body         商品简单描述
     * @param string $order_sn  订单编号
     * @param string $total_fee 金额
     * @return  json的数据
     */
    public function prePay($order_id,$price,$order_title,$order_sn){    
        //统一下单参数构造
        $unifiedorder = array(
            'appid'            => C('WX.appid'),
            'mch_id'        => C('WX.pay_mchid'),
            'device_info'    => 'WEB',
            'nonce_str'        => $this->getNonceStr(),
            'body'            => $order_title,
            'out_trade_no'    => $order_sn,
            'total_fee'        => $price * 100,
            'spbill_create_ip'    => get_client_ip(),
            'notify_url'    => C('WX.notify_url'),
            'trade_type'    => 'NATIVE',
            'product_id'    => $order_id
        );
        $unifiedorder['sign'] = $this->makeSign($unifiedorder);
        
        //return $unifiedorder;
        
        //请求数据,统一下单
        $xmldata = $this->array2xml($unifiedorder);
        $url = 'https://api.mch.weixin.qq.com/pay/unifiedorder';
        $res = $this->curl_post_ssl($url, $xmldata);
        if(!$res){
            return false;
        }
        // 这句file_put_contents是用来查看服务器返回的结果 测试完可以删除了
        file_put_contents('./log.txt',$res,FILE_APPEND);
        
        $content = $this->xml2array($res);
        if(strval($content['result_code']) == 'FAIL' || strval($content['return_code']) == 'FAIL'){
            return false;
        }
        if($content['return_code'] == 'SUCCESS' && $content['result_code']  == 'SUCCESS'){
            return $content['code_url'];
        }
        return false;
    }

    /**
    * 生成签名
    * @return 签名
    */
    public  function makeSign($data){
        //获取微信支付秘钥
        $key = C('WX.pay_apikey');
        // 去空
        $data=array_filter($data);
        //签名步骤一：按字典序排序参数
        ksort($data);
        $string_a=http_build_query($data);
        $string_a=urldecode($string_a);
        //签名步骤二：在string后加入KEY
        $string_sign_temp=$string_a."&key=".$key;
        //签名步骤三：MD5加密
        $sign = md5($string_sign_temp);
        // 签名步骤四：所有字符转为大写
        $result=strtoupper($sign);
        return $result;
    } 

    
    
    /**
     * 
     * 产生随机字符串，不长于32位
     * @param int $length
     * @return 产生的随机字符串
     */
    public  function getNonceStr($length = 32) {
        $chars = "abcdefghijklmnopqrstuvwxyz0123456789";  
        $str ="";
        for ( $i = 0; $i < $length; $i++ )  {  
            $str .= substr($chars, mt_rand(0, strlen($chars)-1), 1);  
        } 
        return (String)$str;
    }
    
    
    /**
     * 将一个数组转换为 XML 结构的字符串
     * @param array $arr 要转换的数组
     * @param int $level 节点层级, 1 为 Root.
     * @return string XML 结构的字符串
     */
    public  function array2xml($arr, $level = 1) {
        $s = $level == 1 ? "<xml>" : '';
        foreach($arr as $tagname => $value) {
            if (is_numeric($tagname)) {
                $tagname = $value['TagName'];
                unset($value['TagName']);
            }
            if(!is_array($value)) {
                $s .= "<{$tagname}>".(!is_numeric($value) ? '<![CDATA[' : '').$value.(!is_numeric($value) ? ']]>' : '')."</{$tagname}>";
            } else {
                $s .= "<{$tagname}>" . $this->array2xml($value, $level + 1)."</{$tagname}>";
            }
        }
        $s = preg_replace("/([\x01-\x08\x0b-\x0c\x0e-\x1f])+/", ' ', $s);
        return $level == 1 ? $s."</xml>" : $s;
    }

    /**
     * 将xml转为array
     * @param  string     $xml xml字符串
     * @return array    转换得到的数组
     */
    public  function xml2array($xml){   
        //禁止引用外部xml实体
        libxml_disable_entity_loader(true);
        $result= json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);        
        return $result;
    }
    
    
    /**
     * 微信支付发起请求
     */
    public  function curl_post_ssl($url, $xmldata, $second=30,$aHeader=array()){
        $ch = curl_init();
        //超时时间
        curl_setopt($ch,CURLOPT_TIMEOUT,$second);
        curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);
        //这里设置代理，如果有的话
        curl_setopt($ch,CURLOPT_URL,$url);
        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
        curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false);
        
     
        if( count($aHeader) >= 1 ){
            curl_setopt($ch, CURLOPT_HTTPHEADER, $aHeader);
        }
     
        curl_setopt($ch,CURLOPT_POST, 1);
        curl_setopt($ch,CURLOPT_POSTFIELDS,$xmldata);
        $data = curl_exec($ch);
        if($data){
            curl_close($ch);
            return $data;
        }
        else { 
            $error = curl_errno($ch);
            echo "call faild, errorCode:$error\n"; 
            curl_close($ch);
            return false;
        }
    }

}


public function wx_notify(){
    //获取通知的数据
    $xml =  file_get_contents('php://input');
    //将服务器返回的XML数据转化为数组
    $data = D('Wxpay')->xml2array($xml);
    // 保存微信服务器返回的签名sign
    $data_sign = $data['sign'];
    // sign不参与签名算法
    unset($data['sign']);
    $sign = D('Wxpay')->makeSign($data);
    // 判断签名是否正确  判断支付状态
    if ( ($sign===$data_sign) && ($data['return_code']=='SUCCESS') && ($data['result_code']=='SUCCESS') ) {
        $result = $data;
        $out_trade_no = $data['out_trade_no'];            //订单单号
        $res['total_fee'] = $data['total_fee'] / 100;            //付款金额
        $res['transaction_id'] = $data['transaction_id'];     //微信支付流水号
        $res['pay_time'] = time();
        $res['pay_status'] = 2;
        $result = D('Order')->saveOrder($res,$out_trade_no);
    }else{
        $result = false;
    }
    if($result !== false){
        $str='<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>';
    }else{
        $str='<xml><return_code><![CDATA[FAIL]]></return_code><return_msg><![CDATA[签名失败]]></return_msg></xml>';
    }

    return str;
}

配置参数

    //微信支付配置
    'WX'=> array(
        'appid'         => 'wxffc0e69d53eb3f',//'wx57f5199c9111eb8a',
        'app_secret' => '57884765bec5ab757c6752232c92',//'ba94a8a67deee50a5e85057ad159d33d',
        'pay_mchid'     => '129201',   //商户号
        'pay_apikey' => 'a9mb0sg8ow276p11qpkcpmtvo', // 支付秘钥
        'notify_url' => 'http://api2.xxxxxxxxxx.cn/zhisi/order/wx_notify'
    ),
    
    // 支付宝配置
    'ALI_PAY' => array(
        // APPID
        'appId'         => '20000***************',
        // 应用私钥
        'rsaPrivateKey' => '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',
        'gatewayUrl'    => 'https://openapi.alipaydev.com/gateway.do',
        // 应用公钥
        'rsaPublicKey'  => 'MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyxIq9vgcCK1iKUbHusbjxDp/EL7y0xRbCIn/ANJlb7YqUP8uBQmwviqy2zL9GHuyfku/VSd4YPV9pINGW8A4m2Dezfo5itcYvVHYMO6UTDny1Hjoh0TcwcknRgjXqMnmafYtan6i2H0PfF4spKX8Zxct/+Qm8hIhXBQ/fvFbhDVlXyiwmMzJ+s/g9rAWutTn8DecK8OMROys5HyWi19O+X4HL1aEPqYTw/IFjBf5k0EFqU4tkr8LHEolQhtNRzY8m3fm7COo2e9Msaa7hDqewsZi+bm5+tiUiY1Rzxd+rv3eUzQzkilU6yPGJv+c5rxwgp+IloFrfiPq7XmYwQUdQwIDAQAB',
        // 支付宝公钥
        'alipayrsaPublicKey' => 'MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnVRCETbyNwfF5w3PeCMcLvMJuKTks4XYRap7woTOysSB+JQjV8S/4MWvpAo1c3CLWWiLPkrKdRdbNAG7EzSErWu9USfIrXB8JZUvyhvY3Whm1sNIPI896zll5Ixnb9ac0P8AYwvGxkZhMxtf7x7JAJr7KGA8tb4Qn9v8EXaASIV2WDLtUMI04MwRj+TuudGQvrz0JFjVMludb7se24rg6JNzfE0U8D0dOvH2jYXNlK4jtWYWGNrEO1NCKK9SArFUAERf9FFjJJ+i/zgc0LC74HFSye+BVMBGP1LEynYh/zJjnkgN/evQdCj+VveWZnh55fBDj+jJ+Zgwt4yheA75swIDAQAB',
        // 回调地址
        'notify_url' => 'http://api2.xxxxx.cn/zhisi/order/alipay_notify',
    ),