Simple Date Localization in PHP

LocaleDateFormat.php

<?php

class LocaleDateFormat
{
    private $locale;
    private $pattern;

    public function __construct($pattern, $locale = 'en_US')
    {
        $this->setLocale($locale);
        $this->setPattern($pattern);
    }

    public function setLocale($locale)
    {
        $this->locale = $locale;
    }

    public function setPattern($pattern)
    {
        $this->pattern = $pattern;
    }

    public function localeFormat($locale, $date)
    {
        $this->setLocale($locale);
        
        return $this->format($date);
    }

    public function format($date)
    {
        $formatter = new IntlDateFormatter($this->locale, IntlDateFormatter::FULL, IntlDateFormatter::FULL);
        $formatter->setPattern($this->pattern);
        
        return $formatter->format($date);
    }
    
    public static function formatDate($pattern, $locale = 'en_US')
    {
      $dateFormat = new LocaleDateFormat($pattern, $locale);
      
      return $dateFormat->localeFormat($locale, new DateTime());
    }
}

<?php var_dump(LocaleDateFormat::formatDate('MMMM', 'de_DE'));