<"https://zmopenapizmxycomcn/openapido"; 
    //商户公钥文件 
    //芝麻公钥文件 
    public $privateKeyFile = "path/rsa_private_keypem"; 
    public $zmPublicKeyFile = "path/zima_public_keypem"; 
 
    //数据编码格式 
    public $charset = "UTF-8"; 
    //芝麻分配给商户的appId 
    public $appId = "1000003"; 
 
 
  //生成移动端SDK 集成需要的sign 参数 ，并进行urlEncode 
  public function generateSign($certNo,$name,$certType='IDENTITY_CARD'){ 
    $client = new ZmopClient($this->gatewayUrl, $this->appId, $this->charset, $this->privateKeyFile,$this->zmPublicKeyFile); 
    $request = new ZhimaAuthInfoAuthorizeRequest(); 
    $request->setScene("test"); 
    // 授权来源渠道设置为appsdk 
    $request->setChannel("appsdk"); 
    // 授权类型设置为2标识为证件号授权见“章节4中的业务入参说明identity_type” 
    $request->setIdentityType("2"); 
    // 构造授权业务入参证件号，姓名，证件类型;“章节4中的业务入参说明identity_param” 
    $request->setIdentityParam("{\"certNo\":\"$certNo\",\"certType\":\"IDENTITY_CARD\", \"name\":\"$name\"}"); 
    // 构造业务入参扩展参数“章节4中的业务入参说明biz_params” 
    $request->setBizParams("{\"auth_code\":\"M_APPSDK\"}"); 
     
    $params = $client->generateEncryptedParamWithUrlEncode($request); 
    $sign = $client->generateSignWithUrlEncode($request); 
 
    $data['gatewayUrl'] = $this->gatewayUrl; 
    $data['appId'] = $this->appId; 
    $data['charset'] = $this->charset; 
    $data['params']=$params; 
    $data['sign'] = $sign; 
    return $data; 
  } 

  // 解密 
  public function zhimacallback($params){ 
    $this->privateKeyFile= "path/rsa_private_keypem"; 
    $client = new ZmopClient($this->gatewayUrl, $this->appId, $this->charset, $this->privateKeyFile,$this->zmPublicKeyFile); 
    $result=$client->generateSignCallBack($params,$this->privateKeyFile); 
    return $result; 
  } 
}  
?>