$replace = "<br />" . L10n::t("[Embedded content - reload page to view]") . "<br />";
$pattern = "/<\s*audio[^>]*>(.*?)<\s*\/\s*audio>/i";
$text = preg_replace($pattern, $replace, $text);
$replace = "<br />" . L10n::t("[Embedded content - reload page to view]") . "<br />";
$pattern = "/<\s*audio[^>]*>(.*?)<\s*\/\s*audio>/i";
$text = preg_replace($pattern, $replace, $text);