CTextParser::convert_spoiler_tag

public function convert_spoiler_tag($text, $title = '')
{
	if (is_array($text))
	{
		$title = $text[1];
		$text = $text[2];
	}

	if (empty($text))
	{
		return '';
	}

	$title = htmlspecialcharsbx(trim(htmlspecialcharsback($title), " ="\'"));
	if ($this->type === 'mail')
	{
		return "
" . ($title ?: Loc::getMessage("MAIN_TEXTPARSER_SPOILER")) . "
" . htmlspecialcharsbx($text) . "
";
	}

	return self::renderSpoiler($text, $title);
}