e107inc/e107

<?php
spl_autoload_register(function($class_name) {
    $candidate_path = __DIR__ . "/$class_name.php";
    if (file_exists($candidate_path))
    {
        include_once($candidate_path);
    }
});

class PreparerFactory
{
    /**
     * @return Preparer
     */
    public static function create()
    {
        if (self::systemIsSlow())
        {
            return self::createFromName('E107Preparer');
        }
        elseif (self::systemHasGit() && self::appPathIsGitRepo())
        {
            return self::createFromName('GitPreparer');
        }
        return self::createFromName('E107Preparer');
    }

    /**
     * @param $class_name
     * @return Preparer
     */
    public static function createFromName($class_name)
    {
        codecept_debug('Instantiating Preparer: ' . $class_name);
        return new $class_name();
    }

    private static function systemIsSlow()
    {
        return self::systemIsWindows();
    }

    private static function systemIsWindows()
    {
        return strtolower(substr(php_uname('s'), 0, 3)) === 'win';
    }

    private static function systemHasGit()
    {
        return stripos(shell_exec('git --version'), 'git version') !== false;
    }

    private static function appPathIsGitRepo()
    {
        return file_exists(APP_PATH."/.git");
    }
}