sopify-test-modul-fo/Core/App/Factory/EntityFactory.php

<?php 

namespace Core\App\Factory;

class EntityFactory
{
    public $prefix;
    const UM = 'BUC';
    
    public function stripSpecialChars($string)
	{
		$string = str_replace(array("\n", "\r", "&nbsp;"), array('', '', ''), $string);
		$string = preg_replace('/[%&\'"]/', '', $string);
		$string = html_entity_decode($string, ENT_COMPAT, 'UTF-8');
        //$string = preg_replace( '/[^[:print:]]/', '',$string);

        return $string;
    }

    public function setPrefix($prefix)
    {
        $this->prefix = $prefix;
    }

    public function getPrefix()
    {
        return $this->prefix;
    }

    public function getTaxRate($taxRate)
    {
        if(empty($taxRate) || !is_numeric($taxRate))
        {
            return 0;
        }

        if($taxRate < 1)
        {
            $tax = $taxRate * 100;   
            $tax = (int) $tax;  
        }
        else
        {
            $tax = (int) $taxRate;
        }

        return $tax;
    }

    public function getTaxName($taxRate)
    {
        return $this->getTaxRate($taxRate) . '%';
    }
}