$template_file = sprintf('%sview/theme/%s}/%s', $root, $a->theme_info['extends'], $filename);
} elseif (file_exists("{$root}/$filename")) {
$template_file = "{$root}/$filename";
$template_file = sprintf('%sview/theme/%s}/%s', $root, $a->theme_info['extends'], $filename);
} elseif (file_exists("{$root}/$filename")) {
$template_file = "{$root}/$filename";