Contao\Date::parse PHP Method

    public static function parse($strFormat, $intTstamp = null)
    {
        $strModified = str_replace(array('l', 'D', 'F', 'M'), array('w::1', 'w::2', 'n::3', 'n::4'), $strFormat);
        if ($intTstamp === null) {
            $strDate = date($strModified);
        } elseif (!is_numeric($intTstamp)) {
            return '';
        } else {
            $strDate = date($strModified, $intTstamp);
        }
        $strReturn = static::resolveCustomModifiers($strDate);
        // HOOK: add custom logic (see #4260)
        if (isset($GLOBALS['TL_HOOKS']['parseDate']) && is_array($GLOBALS['TL_HOOKS']['parseDate'])) {
            foreach ($GLOBALS['TL_HOOKS']['parseDate'] as $callback) {
                $strReturn = \System::importStatic($callback[0])->{$callback[1]}($strReturn, $strFormat, $intTstamp);
            }
        }
        return $strReturn;
    }

 /**
  * Generate the module
  */
 protected function compile()
 {
     /** @var PageModel $objPage */
     global $objPage;
     $arrJumpTo = array();
     $arrNewsletter = array();
     $strRequest = ampersand(\Environment::get('request'), true);
     $objNewsletter = \NewsletterModel::findSentByPids($this->nl_channels);
     if ($objNewsletter !== null) {
         while ($objNewsletter->next()) {
             /** @var NewsletterChannelModel $objTarget */
             if (!($objTarget = $objNewsletter->getRelated('pid')) instanceof NewsletterChannelModel) {
                 continue;
             }
             $jumpTo = intval($objTarget->jumpTo);
             // A jumpTo page is not mandatory for newsletter channels (see #6521) but required for the list module
             if ($jumpTo < 1) {
                 throw new \Exception("Newsletter channels without redirect page cannot be used in a newsletter list");
             }
             $strUrl = $strRequest;
             if (!isset($arrJumpTo[$objTarget->jumpTo])) {
                 if (($objJumpTo = $objTarget->getRelated('jumpTo')) instanceof PageModel) {
                     /** @var PageModel $objJumpTo */
                     $arrJumpTo[$objTarget->jumpTo] = $objJumpTo->getFrontendUrl(\Config::get('useAutoItem') ? '/%s' : '/items/%s');
                 } else {
                     $arrJumpTo[$objTarget->jumpTo] = $strUrl;
                 }
             }
             $strUrl = $arrJumpTo[$objTarget->jumpTo];
             $strAlias = $objNewsletter->alias ?: $objNewsletter->id;
             $arrNewsletter[] = array('subject' => $objNewsletter->subject, 'title' => \StringUtil::stripInsertTags($objNewsletter->subject), 'href' => sprintf($strUrl, $strAlias), 'date' => \Date::parse($objPage->dateFormat, $objNewsletter->date), 'datim' => \Date::parse($objPage->datimFormat, $objNewsletter->date), 'time' => \Date::parse($objPage->timeFormat, $objNewsletter->date), 'channel' => $objNewsletter->pid);
         }
     }
     $this->Template->newsletters = $arrNewsletter;
 }