first commit

class/smarty_plugins/modifier.filesize.php

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+<?php
+
+/**
+ * Smarty plugin.
+ */
+
+/**
+ * Smarty filesize modifier plugin.
+ *
+ * Type:     modifier
+ * Name:     filesize
+ * Purpose:  show the filesize of a file in kb, mb, gb etc...
+ *
+ * @param string $
+ *
+ * @return string
+ */
+function smarty_modifier_filesize($size)
+{
+    $size = max(0, (int) $size);
+    $units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
+    $power = $size > 0 ? floor(log($size, 1024)) : 0;
+
+    return number_format($size / pow(1024, $power), 2, '.', ',').' '.$units[$power];
+}