fipamo/brain/data/Session.php

<?php

namespace brain\data;

use ReallySimpleJWT\Token;

class Session
{
    private static $file = '../content/.session';
    private static $data = [
        'member'     => '',
        'token'      => '',
        'form_token' => '',
    ];

    public static function start()
    {
        if (!is_file(self::$file)) {
            file_put_contents(self::$file, json_encode(self::$data));
        } else {
            ($new = fopen(self::$file, 'w')) or die('Unable to open file!');
            fwrite($new, json_encode(self::$data));
            fclose($new);
        }
    }

    public static function active()
    {
        if (!is_file(self::$file)) {
            return false;
        } else {
            $data = json_decode(file_get_contents(self::$file), true);
            if ($data['member'] != null) {
                $secret = (new Settings())->getFolks('secret');
                if ($secret == null) {
                    return false;
                } else {
                    if (
                        Token::validate($data['token'], $secret) &&
                        Token::validateExpiration($data['token'], $secret)
                    ) {
                        return true;
                    } else {
                        return false;
                    }
                }
            } else {
                return false;
            }
        }
    }

    public static function verifyToken($token)
    {
        $data = json_decode(file_get_contents(self::$file), true);
        if ($data['member'] != null) {
            $secret = (new Settings())->getFolks('secret');
            if (
                Token::validate($token, $secret) &&
                Token::validateExpiration($token, $secret)
            ) {
                return true;
            } else {
                return false;
            }
        } else {
            return false;
        }
    }

    public static function set($key, $value)
    {
        $data       = json_decode(file_get_contents(self::$file), true);
        $data[$key] = $value;
        ($fresh     = fopen(self::$file, 'w')) or die('Unable to open file!');
        fwrite($fresh, json_encode($data));
        fclose($fresh);
    }

    public static function get($key)
    {
        $data = json_decode(file_get_contents(self::$file), true);

        return $data[$key];
    }

    public static function kill()
    {
        ($fresh = fopen(self::$file, 'w')) or die('Unable to open file!');
        fwrite($fresh, json_encode(self::$data));
        fclose($fresh);
    }
}