银联扫码支付

class UnionScanQrCode{

protected $appId;
protected $appKey;
protected $mid;
protected $tid;
protected $fromCode;

protected $authorization = 'OPEN-FORM-PARAM';
protected $instMid = 'QRPAYDEFAULT';//扫码业务

protected $nonce;
protected $timestamp;
protected $qrCodeId;
protected $requestTimestamp;

protected $local_url = 'http://58.247.0.18:29015';//测试环境
protected $produce_url = 'https://api-mop.chinaums.com';//生产环境
protected $pay_url = '/v1/netpay/bills/get-qrcode';
protected $close_url = '/v1/netpay/bills/close-qrcode';
protected $query_url = '/v1/netpay/bills/query';
protected $query_info_url = '/v1/netpay/bills/query-qrcode-info';
protected $url;

//,$appId,$appKey,$mid,$tid,$fromCode
public function __construct($local,$appId,$appKey,$mid,$fromCode,$tid)
{
    $this->nonce = (string)rand();
    $this->timestamp = date('YmdHis');
    $this->requestTimestamp = date('Y-m-d H:i:s');
    //$this->qrCodeId = $this->generateCode();
    if ($local){
        $this->url = $this->local_url;
        $this->appId = '10037e6f6a4e6da4016a6284b4de000b';
        $this->appKey = '1eb243a54d1349098af435ae8fac290d';
        $this->mid = '898340149000035';
        $this->tid = '38557688';
        $this->fromCode = '1017';
    }else{
        $this->url = $this->produce_url;
        $this->appId = $appId;
        $this->appKey = $appKey;
        $this->mid = $mid;
        $this->fromCode = $fromCode;
        $this->tid = $tid;
    }
}

public function getUnionUrl($money,$qrCode,$notify_url,$order_sn)
{
    $content = $this->generateData($money,$qrCode,$notify_url,$order_sn);
    $header = [
        'Content-Type: application/json; charset=utf-8',
        'Content-Length:' . strlen($content),
        'Authorization:'.$this->auth($content),
    ];
    $url=$this->url.$this->pay_url;
    return ['url'=>$url,'content'=>$content,'header'=>$header];
}

public function getCloseUrl($qrCode)
{
    $content = $this->generateCloseData($qrCode);
    $header = [
        'Content-Type: application/json; charset=utf-8',
        'Content-Length:' . strlen($content),
        'Authorization:'.$this->auth($content),
    ];
    $url=$this->url.$this->close_url;
    return ['url'=>$url,'content'=>$content,'header'=>$header];
}

public function getQueryUrl($order_sn,$pay_time)
{
    $content = $this->generateQueryData($order_sn,$pay_time);
    $header = [
        'Content-Type: application/json; charset=utf-8',
        'Content-Length:' . strlen($content),
        'Authorization:'.$this->auth($content),
    ];
    $url=$this->url.$this->query_url;
    return ['url'=>$url,'content'=>$content,'header'=>$header];
}

public function getQueryInfoUrl($order_sn)
{
    $content = $this->generateQueryInfoData($order_sn);
    $header = [
        'Content-Type: application/json; charset=utf-8',
        'Content-Length:' . strlen($content),
        'Authorization:'.$this->auth($content),
    ];
    $url=$this->url.$this->query_info_url;
    return ['url'=>$url,'content'=>$content,'header'=>$header];
}

protected function signature($content){
    $str = bin2hex(hash('sha256', $content, true));
    return base64_encode(hash_hmac('sha256',"$this->appId$this->timestamp$this->nonce$str", $this->appKey, true));
}

protected function auth($content)
{
    $signature = $this->signature($content);
    return 'OPEN-BODY-SIG AppId="'.$this->appId.'", Timestamp="'.$this->timestamp.'", Nonce="'.$this->nonce.'", Signature="'.$signature.'"';
}

public function generateData($money,$qrCode,$notify_url,$order_sn)
{
    $data = [
        "requestTimestamp" => $this->requestTimestamp,
        "qrCodeId" => $order_sn,
        'billNo' => $qrCode,
        'billData' => date("Y-m-d",time()),
        "mid" => $this->mid,
        "tid" => $this->tid,
        "instMid" => $this->instMid,
        "totalAmount" => $money,
        'notifyUrl' => $notify_url,
    ];
    return json_encode($data,true);
}

public function generateCloseData($qrCode)
{
    $data = [
        'qrCodeId' => $qrCode,
        'requestTimestamp' => $this->requestTimestamp,
        'mid' => $this->mid,
        'tid' => $this->tid,
        'instMid' => $this->instMid,
    ];
    return json_encode($data,true);
}

private function generateQueryData($order_sn,$pay_time)
{
    $data = [
        'requestTimestamp' => $this->requestTimestamp,
        'mid' => $this->mid,
        'tid' => $this->tid,
        'instMid' => $this->instMid,
        'billNo' => $order_sn,
        'billDate' => date("Y-m-d",$pay_time)
    ];
    return json_encode($data,true);
}

private function generateQueryInfoData($order_sn)
{
    $data = [
        'requestTimestamp' => $this->requestTimestamp,
        'qrCodeId' => $order_sn,
    ];
    return json_encode($data,true);
}

private function generateCode()
{
    return $this->sn($this->fromCode);
}

}