From ce2c6c3ada2854777891a7a8edec66b7b5be72ad Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Sat, 23 Apr 2011 10:06:17 -0700
Subject: Add convert_to_human_readable and tests for both.  Resolves #1693.

---
 modules/gallery/helpers/MY_num.php | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'modules/gallery/helpers')

diff --git a/modules/gallery/helpers/MY_num.php b/modules/gallery/helpers/MY_num.php
index 9787044c..842a2ee3 100644
--- a/modules/gallery/helpers/MY_num.php
+++ b/modules/gallery/helpers/MY_num.php
@@ -37,4 +37,18 @@ class num extends num_Core {
 
     return $val;
   }
+
+  /**
+   * Convert a size value as accepted by PHP's shorthand to bytes.
+   * ref: http://us2.php.net/manual/en/function.ini-get.php
+   * ref: http://us2.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
+   */
+  static function convert_to_human_readable($num) {
+    foreach (array("G" => 1e9, "M" => 1e6, "K" => 1e3) as $k => $v) {
+      if ($num > $v) {
+        $num = round($num / $v) . $k;
+      }
+    }
+    return $num;
+  }
 }
-- 
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