Craft\Formerly_SubmissionsService::_renderSubmissionTemplate PHP Method

    private function _renderSubmissionTemplate($template, Formerly_SubmissionModel $submission)
    {
        $formHandle = $submission->getForm()->handle;
        $formattedTemplate = $template;
        //check that all the tags are valid before passing them to the template engine, otherwise it
        //crashes with an obscure error
        preg_match_all('/{(.+?)(\\||})/', $template, $matches);
        $qs = $submission->getForm()->getQuestions();
        $tagsAllFound = true;
        foreach ($matches[1] as $a) {
            foreach ($qs as $q) {
                if (strstr($formHandle . '_' . $a, $q->handle)) {
                    //if multiple result field do replace now
                    //this is a valid twig field replace it with a temporary start and end tag
                    //(because we want to replace all non matches later with something so twig doesn't try to replace the nonmatches)
                    $formattedTemplate = str_replace("{" . $a . "}", "@@@1" . $formHandle . '_' . $a . '1@@@', $formattedTemplate);
                    $formattedTemplate = str_replace("{" . $a . "|", "@@@2" . $formHandle . '_' . $a . '2@@@', $formattedTemplate);
                    break;
                }
            }
        }
        //replace any stragglers
        preg_match_all('/{(.+?)(\\||})/', $template, $matches);
        foreach ($matches[1] as $a) {
            $formattedTemplate = str_replace("{" . $a . "}", "<<<" . $a . '>>>', $formattedTemplate);
        }
        //fix up actual matches
        $formattedTemplate = str_replace("@@@1", "{", $formattedTemplate);
        $formattedTemplate = str_replace("1@@@", "}", $formattedTemplate);
        $formattedTemplate = str_replace("@@@2", "{", $formattedTemplate);
        $formattedTemplate = str_replace("2@@@", "|", $formattedTemplate);
        $result = craft()->templates->renderObjectTemplate($formattedTemplate, $submission);
        //put unmatched handles back the way they were
        $result = str_replace('<<<', '{', $result);
        $result = str_replace(">>>", "}", $result);
        $result = str_replace("{id}", $submission->id, $result);
        $siteUrl = craft()->config->get("siteUrl");
        if (is_array($siteUrl) && count($siteUrl) > 0) {
            $result = str_replace("{siteUrl}", $siteUrl[CRAFT_LOCALE], $result);
        } else {
            $result = str_replace("{siteUrl}", $siteUrl, $result);
        }
        return $result;
    }