App\Console\Commands\XeInstall::getSiteInfo PHP Method

    private function getSiteInfo()
    {
        if ($this->noInteraction) {
            $this->line('passed');
            return;
        }
        $this->line('Input information for site.');
        $siteInfo = $this->defaultInfos['site'];
        // site url
        $siteInfo['url'] = $this->askValidation('site url', $siteInfo['url'], function ($url) {
            $url = trim($url, "/");
            if (!preg_match('/^(http(s)?\\:\\/\\/)/', $url)) {
                $url = 'http://' . $url;
            }
            if (filter_var($url, FILTER_VALIDATE_URL) === false) {
                throw new \Exception('Invalid URL Format.');
            }
            return $url;
        });
        // timezone
        $siteInfo['timezone'] = $this->askValidation('Timezone', $siteInfo['timezone'], function ($timezone) {
            if (in_array($timezone, timezone_identifiers_list()) === false) {
                throw new \Exception('Inputted timezone do not exist.');
            }
            return $timezone;
        });
        // locale
        $siteInfo['locale'] = $this->askValidation('Locale (ko or en)', $siteInfo['locale'], function ($locale) {
            if ($locale !== 'ko') {
                $locale = 'en';
            }
            return $locale;
        });
        $this->defaultInfos['site'] = $siteInfo;
    }