PHP Decode

<?php 
include_once __DIR__ . '/../../lib/clave_db.php'; 
 
  class Conexion{ 
    public $dominio = ""; 
    public $dominioWEB = ""; 
    public $dominio_espejo = ""; 
    public $host = "localhost"; 
    public $port = 3306; 
    public $use  = "root"; 
    public $pas  = ""; 
    public $db   = "las_economicas"; 
    public $usersms = "pladecompany"; 
    public $passms  = "043278ee8e9a209204e0b0-76c-2228f"; 
    public $con  = ""; 
    public $decimales=2; 
    public $debugSql = false; 
 
    public function Conexion(){ 
      $file = dirname(__FILE__) ."/../config.json"; 
      $json = json_decode(file_get_contents($file), true); 
      $this->dominio=$json['dominio']; 
      $this->dominio_espejo=$json['url_espejo']; 
 
      if (isset($json['debugSql'])) { 
        $this->debugSql = $json['debugSql']; 
      } 
 
      //Buscar configuracion del instalador 
      if (file_exists(__DIR__ . '/../../../../plade_config.ini')) { 
        $info = parse_ini_file(__DIR__ . '/../../../../plade_config.ini'); 
        $this->host = isset($info['db_host']) ? $info['db_host'] : $this->host; 
        $this->port = isset($info['db_port']) ? $info['db_port'] : $this->port; 
        $this->use = isset($info['db_user']) ? $info['db_user'] : $this->use; 
        $this->db = isset($info['db_name']) ? $info['db_name'] : $this->db; 
        if (isset($info['db_pass'])) { 
          $this->pas = isset($info['db_pass']) ? $info['db_pass'] : $this->pas; 
          $this->pas = descifrar_clave_bd($this->pas) ?: $this->pas; 
        } 
      } 
      $this->conectar($this->db); 
    } 
 
    // Esta es la funcion que se que conecta al mysql 
    public function conectar($bd){ 
      $this->con = new mysqli($this->host, $this->use, $this->pas, $bd, $this->port); 
      $this->con->query("SET NAMES 'UTF8'"); 
      $this->con->query("SET @@global.max_allowed_packet = " . 500 * 1024 * 1024 ); 
    } 
 
    public function re_conectar($bd){ 
      $this->conectar($bd); 
    } 
 
    public function ejecutar($comando){ 
      // Para pruebas, guarda el sql en un archivo 
      if ($this->debugSql) { 
        file_put_contents( __DIR__ . '/../../debug.sql', $comando . "
", FILE_APPEND); 
      } 
 
      $this->con->query($comando); 
      return $this->con; 
    } 
 
    public function consultar($comando){ 
      // Para pruebas, guarda el sql en un archivo 
      if ($this->debugSql) { 
        file_put_contents( __DIR__ . '/../../debug.sql', $comando . "
", FILE_APPEND); 
      } 
 
      $resp = $this->con->query($comando); 
      return $resp; 
    } 
 
    public function multi_consulta($sql){ 
      // Para pruebas, guarda el sql en un archivo 
      if ($this->debugSql) { 
        file_put_contents( __DIR__ . '/../../debug.sql', $sql . "
", FILE_APPEND); 
      } 
 
      $resp = $this->con->multi_query($sql); 
      if($this->con->errno) die($this->con->error); 
      return $resp; 
    } 
  } 
  $conx = new Conexion(); 
?>