Smopp_v2/api/models/Doctrine.php

<?php

namespace app\models;

class Doctrine
{
    private static $config = [
        'test' => [
            'host' => 'dmatter.net',
            'db' => 'promsystem_test',
            'user' => 'promsystem',
            'pass' => 'PrmSystem212'
        ],
        'dev' => [
            'host' => 'dmatter.net',
            'db' => 'promsystem2',
            'user' => 'promsystem',
            'pass' => 'PrmSystem212'
        ]
    ];

    /**
     * @return false|\mysqli
     */
    public static function getLink()
    {
        $dbConfig = self::$config['dev'];

        $link = mysqli_connect($dbConfig['host'], $dbConfig['user'], $dbConfig['pass']);

        mysqli_select_db($link, $dbConfig['db']);
        mysqli_query($link,"SET NAMES utf8");
        mysqli_query($link,"SET time_zone = '+03:00';");

        return $link;
    }

    public static function getDevConfig()
    {
        return self::getConfig();
    }

    public static function getTestConfig()
    {
        return self::getConfig('test');
    }

    /**
     * Возвращает настройки подключения к БД на dmatter.net
     *
     * @return string[]
     */
    protected static function getConfig(string $env = 'dev')
    {
        return [
            self::$config[$env]['host'],
            self::$config[$env]['db'],
            self::$config[$env]['user'],
            self::$config[$env]['pass'],
        ];
    }
}