ytapi/admin/controller/Manage.php.bak.2021-03-17

<?php
namespace app\admin\controller;
use think\Controller;
use think\Session;
use think\Db;
use think\Request;
use think\Log;
class Manage extends Controller
{  
 	private $host="https://device.api.ct10649.com:8743/";
    private $appId="wvdOfp7JVe0ULwnFKwBF0edfbcAa";
    private $secret="Bihoe_rY9vebXMw6sFfpQy0jiRca";

 	public function index(){
 		$data_list =Db::table('managelog')->paginate();
        $pages = $data_list->render();        
        $this->assign('data_list', $data_list);
        $this->assign('pages', $pages); 


        	//所有的服务类型
        $SetType=[
        	1=>"读取模块信息",
        	2=>"读取参数",
        	3=>"设置IOT平台IP地址",
        	4=>"设置参数",
        	5=>"复位模块",
        	6=>"配置下行波特率",
        	7=>"读取下行波特率配置",
        	8=>"设置DTU自动采集指令",
        	9=>"读取DTU自动采集指令",
        	10=>"设置APN",
        	11=>"读取APN设置",
        	12=>"AT指令",

   /*     		[1,"读取模块信息"],[2,"读取参数"],[3,"设置IOT平台IP地址"],[4,"设置参数"],[5,"复位模块"],[6,"配置下行波特率"],
        		[7,"读取下行波特率配置"],[8,"设置DTU自动采集指令"],[9,"读取DTU自动采集指令"],[10,"设置APN"],[11,"读取APN设置"],
        		[12,"AT指令"]*/
        ];

        $this->assign('SetType',$SetType);
        
        return $this->fetch();


 	}
 	//下发命令
 	public function add(){

 		if ($this->request->isPost()) {
            $data=input('');
            $list = array();
            if (is_array($data)) {
                $list['data'] = json_encode($data, 320);
                $getdata = json_decode($list['data'], true);//转成数组
                $list['type'] = 1;
            } else {
                $list['data'] = $data;
                $getdata = json_decode($list['data'], true);//转成数组
                $list['type'] = 2;
            }
            $json_string = json_encode($getdata, JSON_FORCE_OBJECT);
            Log::record('rawData:' .$json_string );
            $paras = array();
            $upData = array();
            if(!empty($getdata["dataType"])){
                if($getdata['dataType']=="setting"){
                    $sql6="select * from sp_owner where id ={$getdata['sensorId']}";
                    $longHuOwner = add($sql6);
                    if ($longHuOwner[0]['s_interval']==7){
                        $imei='&imei='.$longHuOwner[0]['owner_code'];
                        if($longHuOwner[0]['dwtype']==2){
                            $deviceType=1;
                        }elseif ($longHuOwner[0]['dwtype']==5){
                            $deviceType=2;
                        }
                        $sendata['imei']=$longHuOwner[0]['owner_code'];
                        $sendata['deviceType']=$deviceType;
                        $sendingGap = '';
                        if (!empty($getdata["sendTime"])){
                            if($getdata['sendTime']<1800) {
                                $sendingGap = '&sendingGap=1800';
                                $upData['send_time'] = 1800;
                                $sendata['sendingGap']=1800;
                            }else{
                                $sendingGap = '&sendingGap='.$getdata["sendTime"];
                                $upData['send_time'] = $getdata["sendTime"];
                                $sendata['sendingGap']=$getdata["sendTime"];
                            }
                        }
                        $unipathThresholdLimit = '';
                        if (!empty($getdata["lowThreshold"])){
                            $sendata['unipathThresholdLimit'] = $getdata["lowThreshold"]*1000;
                            $upData['low_threshold'] = $getdata['lowThreshold'];
                        }
                        $unipathThresholdUpper = '';
                        if (!empty($getdata["highThreshold"])){
                            $sendata['unipathThresholdUpper'] = $getdata["highThreshold"]*1000;
                            $upData['high_threshold'] = $getdata['highThreshold'];
                        }

                        $header=[
                            "Content-Type:application/json"
                        ];
                        $rescurl=$this->s_curl("https://api.topsailiot.com/dmp/deviceConfig?appkey=3a3e533818a9604dfec0388b2d817dbc2f9f7b05dd4b153c403897cd93a9c04d0edfe3d86ebd3ad0&userid=TS2020120110122980052",json_encode($sendata),$header);
//                        $rep_url = "https://api.topsailiot.com/dmp/deviceConfig?appkey=3a3e533818a9604dfec0388b2d817dbc2f9f7b05dd4b153c403897cd93a9c04d0edfe3d86ebd3ad0&userid=TS2020120110122980052".$imei.$deviceType.$sendingGap.$unipathThresholdLimit.$unipathThresholdUpper;
//                        $res = $this->s_curl($rep_url,'');
                        Log::record('longhulorasend' . ':' . json_encode($sendata));
                        Log::record('longhuloraresult' . ':' . $rescurl);
//                        if (is_array($rescurl)) {
//
//                        }else{}
                        $resArr = json_decode($rescurl,true);
                        if ($resArr['code']==0){
                            $deviceConfigure = Db::name('deviceConfigure')->where('device_code', trim($longHuOwner[0]['owner_code']))->find();
                            if (!empty($deviceConfigure['device_code'])) {
                                sleep(1);
                                $upDataRes = Db::name('deviceConfigure')->where('device_code', trim($longHuOwner[0]['owner_code']))->update($upData);
                            }else{
                                sleep(1);
                                $upData['device_code'] = $longHuOwner[0]['owner_code'];
                                $insertRes = Db::name('deviceConfigure')->insertGetId($upData);
                            }
                        }
                        return $rescurl;
                    }else{
                        $deviceCode = '';
                        $deviceArr = str_split($longHuOwner[0]['owner_code'],1);
                        for ($i=0;$i<count($deviceArr);$i++){
                            $deviceCode.='3'.$deviceArr[$i];
                        }
                        $deviceCode = $deviceCode.'30';
                        $sendingInterval = "";//发送间隔
                        if (!empty($getdata['sendTime'])) {
                            if($getdata['sendTime']<1800){
                                $sendingInterval = "020400000708";
                                $upData['send_time'] = 1800;
                            }else{
                                $liuSendTime1 = dechex($getdata['sendTime']);
                                $liuSendTime = str_pad($liuSendTime1,8,0,STR_PAD_LEFT);
                                $sendingInterval = "0204".$liuSendTime;
                                $upData['send_time'] = $getdata['sendTime'];
                            }
                        }
                        $lowThreshold = "";//告警下限
                        if (!empty($getdata['lowThreshold'])) {
                            $shiLowThreshold = $getdata['lowThreshold']*1000;
                            $liuLowThreshold1 = dechex($shiLowThreshold);
                            $liuLowThreshold = str_pad($liuLowThreshold1,4,0,STR_PAD_LEFT);
                            $lowThreshold = "0602".$liuLowThreshold;
                            $upData['low_threshold'] = $getdata['lowThreshold'];
                        }
                        $highThreshold = "";//告警上限
                        if (!empty($getdata['highThreshold'])) {
                            $shiHighThreshold = $getdata['highThreshold']*1000;
                            $liuHighThreshold1 = dechex($shiHighThreshold);
                            $liuHighThreshold = str_pad($liuHighThreshold1,4,0,STR_PAD_LEFT);
                            $highThreshold = "0702".$liuHighThreshold;
                            $upData['high_threshold'] = $getdata['highThreshold'];
                        }
                        if($longHuOwner[0]['dwtype']==2){
                            $dwType = "01";
                        }elseif ($longHuOwner[0]['dwtype']==5){
                            $dwType = "02";
                        }
                        $shiLength = strlen($dwType.$deviceCode.$sendingInterval.$lowThreshold.$highThreshold)/2;
                        $liuLength = dechex($shiLength);
                        $length = str_pad($liuLength,4,0,STR_PAD_LEFT);
                        //调用电信接口
                        $token=json_decode(gettoken(),true);
                        $a = "7470736c04".$length.$dwType.$deviceCode.$sendingInterval.$lowThreshold.$highThreshold;
                        $s = pack('H*',$a);
                        $t = crc166($s);
                        $t = unpack("H*", $s.$t);
                        $paras['value'] = $t[1]."696f74";
                        //            $t = crc16($paras['value'],0X1021,0Xffff,0X0000,false,false);
                        $device = Db::name('device')->where('device_id', trim($longHuOwner[0]['owner_code']))->find();
                        $sendata=[
                            "appId"=>$this->appId,
                            "deviceId"=>$device['iot_id'],//  c448d5e3-2ec5-4e42-99d7-0ad27668614f  137effbe-4980-4719-a768-0ae301fc5000
                            "command"=>[
                                "serviceId"=>"topsailSensorData",
                                "method"=>"SET_DEVICE_LEVEL",
                                "paras"=>$paras
                            ],
                            "callbackUrl"=>"http://iot.usky.cn:80/ytapi/admin/Manage/status",
                        ];
                        $header=[
                            "Content-Type:application/json",
                            "app_key:".$this->appId,
                            "Authorization:Bearer ".$token["accessToken"]
                        ];
                        $rescurl=curl($this->host."iocm/app/cmd/v1.4.0/deviceCommands",json_encode($sendata),$header);
//                var_dump($rescurl);
                        Log::record('nbmanage1:' .$rescurl[0].$sendata['command']['paras']['value'] );
                        if($rescurl[0]==201){//成功
                            $res1=json_decode($rescurl[1],true);
//                    var_dump($res1);
                        }else{//失败
                            //  $res2=json_decode($res1[1],true);
//                    return $this->error($rescurl[1]);
                            Log::record('nbmanageerror:' .json_encode($this->error($rescurl[1])));
                            $returnInformation['code'] = 60001;
                            $returnInformation['msg'] = "操作失败，请联系管理员";
                            return json_encode($returnInformation);
                        }
                    }
                }else if($getdata['dataType']=="bendi"){
                    $deviceCode = '';
                    $deviceArr = str_split($getdata['IMEI'],1);
                    for ($i=0;$i<count($deviceArr);$i++){
                        $deviceCode.='3'.$deviceArr[$i];
                    }
                    $deviceCode = $deviceCode.'30';
                    //调用电信接口
                    $collectionInterval = "";//发送间隔
                    if (!empty($getdata['collectionTime'])) {
                        $liuCollectionTime1 = dechex($getdata['collectionTime']);
                        $liuCollectionTime = str_pad($liuCollectionTime1,8,0,STR_PAD_LEFT);
                        $collectionInterval = "0104".$liuCollectionTime;
                    }
                    $sendingInterval = "";//发送间隔
                    if (!empty($getdata['sendTime'])) {
                        $liuSendTime1 = dechex($getdata['sendTime']);
                        $liuSendTime = str_pad($liuSendTime1,8,0,STR_PAD_LEFT);
                        $sendingInterval = "0204".$liuSendTime;
                    }
                    $lowThreshold = "";//告警下限
                    if (!empty($getdata['alarmLowerLimit'])) {
                        $shiLowThreshold = $getdata['alarmLowerLimit']*1000;
                        $liuLowThreshold1 = dechex($shiLowThreshold);
                        $liuLowThreshold = str_pad($liuLowThreshold1,4,0,STR_PAD_LEFT);
                        $lowThreshold = "0602".$liuLowThreshold;
                    }
                    $highThreshold = "";//告警上限
                    if (!empty($getdata['alarmUpperLimit'])) {
                        $shiHighThreshold = $getdata['alarmUpperLimit']*1000;
                        $liuHighThreshold1 = dechex($shiHighThreshold);
                        $liuHighThreshold = str_pad($liuHighThreshold1,4,0,STR_PAD_LEFT);
                        $highThreshold = "0702".$liuHighThreshold;
                    }
                    if($getdata['deviceType']==2){
                        $dwType = "01";
                    }elseif ($getdata['deviceType']==5){
                        $dwType = "02";
                    }
                    $shiLength = strlen($dwType.$deviceCode.$collectionInterval.$sendingInterval.$lowThreshold.$highThreshold)/2;
                    $liuLength = dechex($shiLength);
                    $length = str_pad($liuLength,4,0,STR_PAD_LEFT);
                    //调用电信接口
                    $token=json_decode(gettoken(),true);
                    $a = "7470736c04".$length.$dwType.$deviceCode.$collectionInterval.$sendingInterval.$lowThreshold.$highThreshold;
                    $s = pack('H*',$a);
                    $t = crc166($s);
                    $t = unpack("H*", $s.$t);
                    $paras['value'] = $t[1]."696f74";
                    $sendata=[
                        "appId"=>$this->appId,
                        "deviceId"=>$getdata['deviceId'],//  c448d5e3-2ec5-4e42-99d7-0ad27668614f  137effbe-4980-4719-a768-0ae301fc5000
                        "command"=>[
                            "serviceId"=>"topsailSensorData",
                            "method"=>"SET_DEVICE_LEVEL",
                            "paras"=>$paras
                        ],
                        "callbackUrl"=>"http://iot.usky.cn:80/ytapi/admin/Manage/status",
                    ];
                    $header=[
                        "Content-Type:application/json",
                        "app_key:".$this->appId,
                        "Authorization:Bearer ".$token["accessToken"]
                    ];
                    $rescurl=curl($this->host."iocm/app/cmd/v1.4.0/deviceCommands",json_encode($sendata),$header);
                    var_dump($rescurl);
                    Log::record('nbmanage1:' .$rescurl[0].$sendata['command']['paras']['value'] );
                    if($rescurl[0]==201){//成功
                        $res1=json_decode($rescurl[1],true);
//                    var_dump($res1);
                    }else{//失败
                        //  $res2=json_decode($res1[1],true);
                        return $this->error($rescurl[1]);
                    }
                }else{
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，请联系管理员";
                    return json_encode($returnInformation);
                }
            }else{
                $returnInformation['code'] = 60001;
                $returnInformation['msg'] = "操作失败，请联系管理员";
                return json_encode($returnInformation);
            }
          //将请求的结果存入managelog中

            $list=array();
            $list['commandId']=$res1['commandId'];
            $list['deviceId']=$res1['deviceId'];
            $list['status']=$res1['status'];
            $list['command']= json_encode($res1['command'],320) ;
            if($getdata['dataType']=="setting"){
                $list['IMEI']=$longHuOwner[0]['owner_code'];
            }else{
                $list['IMEI']=$getdata['IMEI'];
            }
            $list['HexStr']=json_encode($upData,320) ;;
            $list['settype']="";
            $list['addtime']= date('Y-m-d H:i:s');
            $res = Db::name('managelog')->insertGetId($list);//将推送的数据存入总表
            if($res) {
                $returnInformation['code'] = 200;
                $returnInformation['msg'] = "操作成功";
                if($getdata['dataType']=="setting"){
                    return json_encode($returnInformation);
                }else{
                    return $this->success('添加成功','index');
                }
            }else{
                $returnInformation['code'] = 60001;
                $returnInformation['msg'] = "操作失败，请联系管理员";
                if($getdata['dataType']=="setting"){
                    return json_encode($returnInformation);
                }else{
                    return $this->error("添加失败，请稍后再试");
                }
            }
         }

        if($this->request->isGet()){
        	$deviceId=input('deviceId');
        	$IMEI=input('IMEI');


        	//所有的服务类型
        	$SetType=[
        		[1,"读取模块信息"],[2,"读取参数"],[3,"设置IOT平台IP地址"],[4,"设置参数"],[5,"复位模块"],[6,"配置下行波特率"],
        		[7,"读取下行波特率配置"],[8,"设置DTU自动采集指令"],[9,"读取DTU自动采集指令"],[10,"设置APN"],[11,"读取APN设置"],
        		[12,"AT指令"]
        	];

        	$this->assign('SetType',$SetType);
        	$this->assign('deviceId',$deviceId);
       		$this->assign('IMEI', $IMEI); 
        	return $this->fetch();
        }
 	}

  	public function status(){
 		$data=input('');

 		
        	if(is_array($data)){
                	$getdata= json_encode($data,320);
                	$getdata=json_decode($getdata,true);//转成数组
                	$list['type']=1;
         
                }else{
                	$getdata=$data;
              		$getdata=json_decode($getdata,true);//转成数组
                	$list['type']=2;

                }
             	$list=array();
                $list['deviceId']=$getdata['deviceId'];
                $list['commandId']=$getdata['commandId']; 
                $list['resultCode']=$getdata['result']['resultCode']; 
                $list['result']= json_encode($getdata['result'],320) ;
                $list['addtime']= date('Y-m-d H:i:s');
 				$res = Db::name('managedata')->insertGetId($list);//将推送的数据存入总表
        if($getdata['result']['resultCode']=='SENT'||$getdata['result']['resultCode']=='TIMEOUT'||$getdata['result']['resultCode']=='DELIVERED'||$getdata['result']['resultCode']=='SUCCESSFUL'){
            $device = Db::name('device')->where('iot_id', trim($getdata['deviceId']))->find();
            $deviceConfigure = Db::name('deviceConfigure')->where('device_code', trim($device['device_id']))->find();
            $managelog = Db::name('managelog')->where('commandId', trim($getdata['commandId']))->find();
            $upData = json_decode($managelog['HexStr'],true);
            if (!empty($deviceConfigure['device_code'])) {
                sleep(1);
                $upDataRes = Db::name('deviceConfigure')->where('device_code', trim($device['device_id']))->update($upData);
            }else{
                sleep(1);
                $upData['device_code'] = $device['device_id'];
                $insertRes = Db::name('deviceConfigure')->insertGetId($upData);
            }
        }
 		echo    111;

 	}

 	public function delete(){
 			echo   111;
 	}

    public function manualPush(){
        $data=input('');
        if(is_array($data)){
            $getdata= json_encode($data,320);
            $getdata=json_decode($getdata,true);//转成数组
            $list['type']=1;

        }else{
            $getdata=$data;
            $getdata=json_decode($getdata,true);//转成数组
            $list['type']=2;

        }
        if ($getdata['deviceType']==2){
            $sql6="select * from sp_sj2017 where device_code ='{$getdata["deviceCode"]}'";
            $longHuOwner = add($sql6);
            Log::record('yangpuxiaoyuan12' . ':' . $longHuOwner[0]["id"]);
            foreach ($longHuOwner as $row) {
                $waterData["SubType"] = 2;
                $waterData["DeviceId"] = $getdata["deviceCode"];
                $waterData["InsertId"] = $row["id"];
                $waterData["Confirmed"] = false;
                $data6 = json_encode($waterData);
                $rep_url = "http://47.98.201.187:55335/report";
                $res = $this->ypxycurl($rep_url, $data6);
                Log::record('yangpuxiaoyuan' . ':' . $res);
                sleep(1);
            }
        }
//        $list=array();
//        $list['deviceId']=$getdata['deviceId'];
//        $list['commandId']=$getdata['commandId'];
//        $list['resultCode']=$getdata['result']['resultCode'];
//        $list['result']= json_encode($getdata['result'],320) ;
//        $list['addtime']= date('Y-m-d H:i:s');
//        $res = Db::name('managedata')->insertGetId($list);//将推送的数据存入总表
//        if($getdata['result']['resultCode']=='SENT'||$getdata['result']['resultCode']=='TIMEOUT'||$getdata['result']['resultCode']=='DELIVERED'||$getdata['result']['resultCode']=='SUCCESSFUL'){
//            $device = Db::name('device')->where('iot_id', trim($getdata['deviceId']))->find();
//            $deviceConfigure = Db::name('deviceConfigure')->where('device_code', trim($device['device_id']))->find();
//            $managelog = Db::name('managelog')->where('commandId', trim($getdata['commandId']))->find();
//            $upData = json_decode($managelog['HexStr'],true);
//            if (!empty($deviceConfigure['device_code'])) {
//                sleep(1);
//                $upDataRes = Db::name('deviceConfigure')->where('device_code', trim($device['device_id']))->update($upData);
//            }else{
//                sleep(1);
//                $upData['device_code'] = $device['device_id'];
//                $insertRes = Db::name('deviceConfigure')->insertGetId($upData);
//            }
//        }
        echo    111;

    }

    public function alarmHandling(){
        $data=input('');
        if(is_array($data)){
            $getDataJson= json_encode($data,320);
            $getdata=json_decode($getDataJson,true);//转成数组
            $list['type']=1;

        }else{
            $getDataJson=$data;
            $getdata=json_decode($getDataJson,true);//转成数组
            $list['type']=2;

        }
        Log::record('yangpuerqi' . ':' .$getDataJson);
        if (!empty($getdata['userName']) && !empty($getdata['userPassword'])){
            if ($getdata["userName"]=="ypsgec" && $getdata["userPassword"]=="ypsgec123"){
                if (empty($getdata['recordId'])){
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，缺少记录Id";
                    return json_encode($returnInformation);
                }elseif (empty($getdata['deviceCode'])){
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，缺少设备编号";
                    return json_encode($returnInformation);
                }elseif (empty($getdata['deviceType'])){
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，缺少设备类型";
                    return json_encode($returnInformation);
                }elseif (empty($getdata['confirmAll'])){
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，缺少是否批量处理类型";
                    return json_encode($returnInformation);
                }elseif (empty($getdata['misinformation'])){
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，缺少是否误报字段";
                    return json_encode($returnInformation);
                }elseif (empty($getdata['handlerName'])){
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，缺少处理人姓名";
                    return json_encode($returnInformation);
                }elseif (empty($getdata['handlerPhone'])){
                    $returnInformation['code'] = 60001;
                    $returnInformation['msg'] = "操作失败，缺少处理人联系方式";
                    return json_encode($returnInformation);
                }else{
                    $returnInformation['code'] = 0;
                    $returnInformation['msg'] = "操作成功";
                    return json_encode($returnInformation);
                }
            }else{
                $returnInformation['code'] = 60002;
                $returnInformation['msg'] = "操作失败，用户名或密码错误";
                return json_encode($returnInformation);
            }
        }else{
            $returnInformation['code'] = 60002;
            $returnInformation['msg'] = "操作失败，用户名或密码为空";
            return json_encode($returnInformation);
        }
    }

    public function s_curl($url,$data='',$header="",$method="POST"){
        $ch = curl_init() ;
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_HTTPHEADER,$header);

        // curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 4);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        /*   curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');*/
        //  curl_setopt($ch, CURLOPT_VERBOSE, 1); //debugģʽ
        curl_setopt($ch, CURLOPT_SSLCERT, "./server.crt"); //client.crt�ļ�·��
        curl_setopt($ch, CURLOPT_SSLCERTPASSWD, "IoM@1234"); //client֤������
        curl_setopt($ch, CURLOPT_SSLKEY, "./server.key");
        if($method=="POST"||$method=="PUT"||$method=="DELETE"){
            curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        }
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $info = curl_exec($ch);
        $status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        if (curl_errno($ch)) {
            $infores =  curl_error($ch);
        }else{
            $infores = $info;
        }
        curl_close($ch);
        return $infores;
    }

    public function ypxycurl($url,$data=''){
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($ch, CURLOPT_AUTOREFERER, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        $info = curl_exec($ch);
        if (curl_errno($ch)) {
            $info = 'ERROR: ' . curl_error($ch);
        }
        curl_close($ch);
        return $info;
    }
}