blue-twilight/installer/helpers.php

<?php

function ends_with($stringToCheck, $stringToFind)
{
    return strlen($stringToCheck) >= strlen($stringToFind) &&
        substr(strtolower($stringToCheck), strlen($stringToCheck) - strlen($stringToFind), strlen($stringToFind)) == strtolower($stringToFind);
}

/**
 * A crude implementation of a .env reader to allow the installer to have overriden values from .env.install.
 * @param $key
 * @param null $default
 */
function env($key, $default = null)
{
    $envFilePath = sprintf('%s/.env.install', dirname(__DIR__));
    if (!file_exists($envFilePath))
    {
        return $default;
    }

    return \App\Helpers\MiscHelper::getEnvironmentSetting($key, $envFilePath) ?? $default;
}

function starts_with($stringToCheck, $stringToFind)
{
    return strlen($stringToCheck) >= strlen($stringToFind) &&
        substr(strtolower($stringToCheck), 0, strlen($stringToFind)) == strtolower($stringToFind);
}