Refactor getFullUrl method and increase version number.

Author: blueimp

server/php/upload.class.php

@@ -1,6 +1,6 @@
 <?php
 /*
- * jQuery File Upload Plugin PHP Class 5.11
+ * jQuery File Upload Plugin PHP Class 5.11.1
  * https://github.com/blueimp/jQuery-File-Upload
  *
  * Copyright 2010, Sebastian Tschan
@@ -66,11 +66,12 @@ function __construct($options=null) {
     }
 
     protected function getFullUrl() {
+        $https = !empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off';
       	return
-    		((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off') ? 'https://' : 'http://').
-    		(isset($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'].'@' : '').
+    		($https ? 'https://' : 'http://').
+    		(!empty($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'].'@' : '').
     		(isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : ($_SERVER['SERVER_NAME'].
-    		(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off' && $_SERVER['SERVER_PORT'] === 443 ||
+    		($https && $_SERVER['SERVER_PORT'] === 443 ||
     		$_SERVER['SERVER_PORT'] === 80 ? '' : ':'.$_SERVER['SERVER_PORT']))).
     		substr($_SERVER['SCRIPT_NAME'],0, strrpos($_SERVER['SCRIPT_NAME'], '/'));
     }