Wavecell\Helper

Complexity

Total Complexity

3

Size/Duplication

Total Lines	37
Duplicated Lines	0 %

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	generateExpired()	0	7	1
A	random()	0	13	2

<?php

namespace Wavecell;

use Wavecell\Config;

/**
 * Wavecell Helper.
 *
 * @author     Pribumi Technology
 * @license    MIT
 * @copyright  (c) 2019, Pribumi Technology
 */
class Helper
{
    /**
     * Generate a more truly "random" alpha-numeric string.
     *
     * @param int $length how long char will generate
     * @return string
     * @throws \Exception;
     */
    public static function random($length = 16)
    {
        $string = '';

        while (($len = strlen($string)) < $length) {
            $size = $length - $len;

            $bytes = random_bytes($size);

            $string .= substr(str_replace(['/', '+', '='], '', base64_encode($bytes)), 0, $size);
        }

        return $string;
    }

    /**
     * Generate ISO8601 Time.
     *
     * @param int $minutes Add Minutes from now
     * @return string
     */
    public static function generateExpired($minutes = 60)
    {
        $date = \Carbon\Carbon::now(Config::$timeZone);
        date_default_timezone_set(Config::$timeZone);
        $date->addMinutes($minutes);
        $fmt = $date->format('Y-m-d\TH:i:s.u\Z');
        return $fmt;
    }
}