MINI Sh3ll

<?php
header('Content-Type:text/plain');
ini_set('display_errors',1);

class Response {
   
   public $status;
   public $message;
   
   public function __construct(){
      $this->status = 200;
      $this->message = '';
         
   }
   
}

$response = new Response();
$request = $_GET;

$mobileno = (isset($request['mobileno']))?$request['mobileno']:NULL;
$shortcode = (isset($request['shortcode']))?$request['shortcode']:NULL;
$message = (isset($request['message']))?$request['message']:NULL;
//$api-key = (isset($request['api-key']))?$request['api-key']:NULL;

if(empty($mobileno)){
  $response->message='Missing parameters: mobileno';
} else if(empty($shortcode)){
   $response->message='Missing parameters: shortcode';
} else if(empty($message)) {
   $response->message='Missing parameters: message';
}else{

   $params = [];
   $params['msisdn'] =$mobileno;
   $params['longcode'] = $shortcode;
   $params['sms'] = $message;
   $params['api-key'] = '5e31fc1a';
   
   //$curlURL =  $_SERVER['REQUEST_SCHEME'].'://'.$_SERVER['HTTP_HOST'].'/smscallbackinterface/sms_api.php';
   
   $curlURL = "https://in-connect.sms.intl.xiaomi.com/sms/callback/sms_callback";
   
   $formData = json_encode($params);
   
   $ch = curl_init();
   curl_setopt($ch, CURLOPT_URL,            $curlURL );
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1 );
   curl_setopt($ch, CURLOPT_POST,           1 );
   curl_setopt($ch, CURLOPT_POSTFIELDS,     $formData ); 
   curl_setopt($ch, CURLOPT_HEADER, 0);
   curl_setopt($ch, CURLOPT_HTTPHEADER,     array('Content-Type: application/json'));

   $result = curl_exec ($ch);
   
   if(curl_errno($ch)) 
   {   
      $error_msg = curl_errno($ch);
      return $error_msg;
   }
   curl_close($ch);
   //print_r($result);
   $response->message = json_decode($result, true);
   $response->status=200;
}

//print_r($response);//->message;
print json_encode($response->message);
?>