去支付宝下载sdk  这里引用我就不多说了

Loader::import('ali.wappay.service.AlipayTradeService',EXTEND_PATH,'.php');

Loader::import('ali.wappay.buildermodel.AlipayTradeWapPayContentBuilder',EXTEND_PATH,'.php');

//扫脸身份验证

public function idyanz(){

$idnumber =input('idnumber');//身份证号

$name = input('name');//姓名

Loader::import('ali.aop.request.AlipayTradeAppPayRequest',EXTEND_PATH,'.php');

Loader::import('ali.aop.AopClient',EXTEND_PATH,'.php');

Loader::import('ali.aop.request.AlipayUserCertifyOpenInitializeRequest ',EXTEND_PATH,'.php');

Loader::import('ali.aop.request.AlipayUserCertifyOpenCertifyRequest ',EXTEND_PATH,'.php');

$aop = new \AopClient ();

$aop->gatewayUrl = 'https://openapi.alipay.com/gateway.do';

$aop->appId = 'appid';

$aop->rsaPrivateKey = '公钥';

$aop->alipayrsaPublicKey='私钥';

$aop->apiVersion = '1.0';

$aop->signType = 'RSA2';

$aop->postCharset='utf-8';

$aop->format='json';

$request = new \AlipayUserCertifyOpenInitializeRequest ();

$str = date('Ymd') . str_pad(mt_rand(1, 99999), 5, '0', STR_PAD_LEFT);

$data = array(

'outer_order_no'=>$str,

'biz_code'=>'FACE',

'identity_param'=>array(

'identity_type'=>'CERT_INFO',

'cert_type'=>'IDENTITY_CARD',

'cert_name'=>$name,

'cert_no'=>$idnumber,

),

'merchant_config'=>array(

'return_url'=>'http://www.yuming.cn/index?id='.$id['id'],

),

);

$request->setBizContent(json_encode($data));

$result = $aop->execute ($request);

$responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";

$resultCode = $result->$responseNode->code;

if(!empty($resultCode)&&$resultCode == 10000){

$certify_id = $result->$responseNode->certify_id;

$requests = new \AlipayUserCertifyOpenCertifyRequest();

$datas =array(

'certify_id'=>$certify_id,

);

$requests->setBizContent(json_encode($datas));

$results = $aop->pageExecute ( $requests);

return $results;

}

}

//查询扫脸是否验证

public function shualia($id){

Loader::import('ali.aop.request.AlipayTradeAppPayRequest',EXTEND_PATH,'.php');

Loader::import('ali.aop.AopClient',EXTEND_PATH,'.php');

Loader::import('ali.aop.request.AlipayUserCertifyOpenInitializeRequest ',EXTEND_PATH,'.php');

Loader::import('ali.aop.request.AlipayUserCertifyOpenQueryRequest ',EXTEND_PATH,'.php');

$aop = new \AopClient ();

$certify_id=DB::table('certifyid')->where(array('uid'=>$id))->order('id desc')->find();

$aop->gatewayUrl = 'https://openapi.alipay.com/gateway.do';

$aop->appId = '4444';

$aop->rsaPrivateKey = '公钥';

$aop->alipayrsaPublicKey='私钥';

$aop->apiVersion = '1.0';

$aop->signType = 'RSA2';

$aop->postCharset='utf-8';

$aop->format='json';

$request = new \AlipayUserCertifyOpenQueryRequest ();

$datas =array(

'certify_id'=>$certify_id['certifyid'],

);

$request->setBizContent(json_encode($datas));

$result = $aop->execute ( $request);

$responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";

$resultCode = $result->$responseNode->code;

if(!empty($resultCode)&&$resultCode == 10000){

$resultpassed = $result->$responseNode->passed;

if($resultpassed == 'T'){

//认证成功业务逻辑

}

}

}

基本上改一改就能用支付宝扫脸认证了 里边引用的就都是支付宝扫码的sdk了