* This is for use prior to Setup.php, when no WebRequest object is available.
* At other times, use the non-static function getProtocol().
*
- * @return array
+ * @return string
*/
public static function detectProtocol() {
if ( ( !empty( $_SERVER['HTTPS'] ) && $_SERVER['HTTPS'] !== 'off' ) ||
header( 'Content-Type: text/html' );
$encUrl = htmlspecialchars( $url );
echo <<<HTML
+<!DOCTYPE html>
<html>
<head>
<title>Security redirect</title>