From fe1a9e5b328f930fbc133e1a05b3e4329f77cd19 Mon Sep 17 00:00:00 2001
From: Yannick Warnier <ywarnier@beeznest.org>
Date: Tue, 7 Jan 2014 18:31:55 -0500
Subject: [PATCH] Minor - Added comments

---
 main/inc/lib/fileUpload.lib.php | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/main/inc/lib/fileUpload.lib.php b/main/inc/lib/fileUpload.lib.php
index 8158011e97..26b932c8ec 100644
--- a/main/inc/lib/fileUpload.lib.php
+++ b/main/inc/lib/fileUpload.lib.php
@@ -411,19 +411,20 @@ function handle_uploaded_document(
  *
  * @see    - enough_size() uses  dir_total_space() function
  */
-function enough_size($file_size, $dir, $max_dir_space) {
-    //if dir is archive ignore
+function enough_size($file_size, $dir, $max_dir_space)
+{
+    // If the directory is the archive directory, safely ignore the size limit
     if (api_get_path(SYS_ARCHIVE_PATH) == $dir) { 
         return true; 
     }
 
-	if ($max_dir_space) {
-		$already_filled_space = dir_total_space($dir);
-		if (($file_size + $already_filled_space) > $max_dir_space) {
-			return false;
-		}
-	}
-	return true;
+    if ($max_dir_space) {
+        $already_filled_space = dir_total_space($dir);
+        if (($file_size + $already_filled_space) > $max_dir_space) {
+            return false;
+        }
+    }
+    return true;
 }