Как интегрировать msg91 php api с Prestasms или Prestashop?

<?php error_reporting(E_ALL ^ E_NOTICE);ini_set('error_reporting', E_ALL ^ E_NOTICE); define('IS_ADMIN_FLAG', false); include_once(dirname(__FILE__).'/../../config/config.inc.php'); include_once(dirname(__FILE__).'/../../config/setting.inc.php'); include_once('includes/model/smsAdapter.php'); include_once('includes/model/sms.php'); include_once('includes/model/variables.php'); class ControllerSmsApi { public function __construct() { $this->index(); } public function index() { die("DISABLED"); $to = $this->getVar("to"); $text = $this->getVar("text"); $unicode = $this->getVar("unicode"); $type = $this->getVar("type"); $transaction = $this->getVar("transaction"); if(isset($to) && strlen($to) > 4 && strlen($text) > 0) { $sms = new SmsModel(true, SmsModel::TYPE_SIMPLE, $type, ($transaction ? SmsModel::SMS_TRANSACTION : SmsModel::SMS_BULK)); $sms->number($to)->text($text)->unicode($unicode)->send(); if(!$sms->isError()) { echo "SMSSTATUS:OK"; } else { echo "SMSSTATUS:ERROR"; } } else { echo "SMSSTATUS:ERROR"; } } private function getVar($var) { if(filter_input(INPUT_POST, $var)) { return filter_input(INPUT_POST, $var); } elseif(filter_input(INPUT_GET, $var)) { return filter_input(INPUT_GET, $var); } else { return null; } } } new ControllerSmsApi(); ?>