<?php

class MyDecoder
{

    protected $properties = [];

    /**
     * Decoder constructor.
     */
    public function __construct()
    {
        $this->properties['code'] = isset($_POST['code']) ? 'decode' : 'encode';
        $this->properties['type'] = isset($_POST['type']) ? 'rawurl' : 'url';
    }

    /**
     * Decoder destructor.
     */
    public function __destruct()
    {
    }

    /**
     * @param $in input from anywhere
     * @return string
     */
    public function getDecoder($in = null)
    {
        return $this->decoder($in);
    }

    protected function decoder($in = null)
    {
        $func = $this->properties['type'].$this->properties['code'];

        $out = $func($in);

        return $out;
    }

    public function getProperties($exact = null)
    {
        if (array_key_exists($exact, $this->properties)) {
            return $this->properties[$exact];
        } else {
            return $this->properties;
        }
    }

    public function setProperties($exact, $val = true)
    {
        if (array_key_exists($exact, $this->properties)) {
            $this->properties[$exact] = $val;
            return true;
        } else {
            return false;
        }
    }

}