<?php

/**
 * Part of the Joomla Framework Filesystem Package
 *
 * @copyright  Copyright (C) 2005 - 2021 Open Source Matters, Inc. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\Filesystem\Support;

/**
 * String Controller
 *
 * @since  1.0
 */
class StringController
{
    /**
     * Internal string references
     *
     * @var     array
     * @ssince  1.4.0
     */
    private static $strings = [];

    /**
     * Defines a variable as an array
     *
     * @return  array
     *
     * @since   1.0
     * @deprecated  2.0  Use `getArray` instead.
     */
    public static function _getArray()
    {
        return self::getArray();
    }

    /**
     * Defines a variable as an array
     *
     * @return  array
     *
     * @since   1.4.0
     */
    public static function getArray()
    {
        return self::$strings;
    }

    /**
     * Create a reference
     *
     * @param   string  $reference  The key
     * @param   string  $string     The value
     *
     * @return  void
     *
     * @since   1.0
     */
    public static function createRef($reference, &$string)
    {
        self::$strings[$reference] = & $string;
    }

    /**
     * Get reference
     *
     * @param   string  $reference  The key for the reference.
     *
     * @return  mixed  False if not set, reference if it exists
     *
     * @since   1.0
     */
    public static function getRef($reference)
    {
        if (isset(self::$strings[$reference])) {
            return self::$strings[$reference];
        }

        return false;
    }
}