Index: branches/5.1.x/core/units/helpers/file_helper.php
===================================================================
diff -u -N -r13962 -r14194
--- branches/5.1.x/core/units/helpers/file_helper.php	(.../file_helper.php)	(revision 13962)
+++ branches/5.1.x/core/units/helpers/file_helper.php	(.../file_helper.php)	(revision 14194)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: file_helper.php 13962 2010-09-25 18:38:45Z alex $
+* @version	$Id: file_helper.php 14194 2011-02-15 16:19:18Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -283,6 +283,91 @@
 		}
 
 		/**
+		 * Copies all files and directories from $source to $destination directory. Create destination directory, when missing.
+		 *
+		 * @param string $source
+		 * @param string $destination
+		 * @return bool
+		 */
+		function copyFolderRecursive($source, $destination)
+		{
+			if ( substr($source, -1) == DIRECTORY_SEPARATOR ) {
+				$source = substr($source, 0, -1);
+				$destination .= DIRECTORY_SEPARATOR . basename($source);
+			}
+
+			$dir = opendir($source);
+			$result = $this->CheckFolder($destination);
+
+			if (!$result) {
+				// failed to create target directory
+				return false;
+			}
+
+			while ( false !== ($file = readdir($dir)) ) {
+				if ($file == '.' || $file == '..') {
+					continue;
+				}
+
+				if ( is_dir($source . DIRECTORY_SEPARATOR . $file) ) {
+					$result = $this->copyFolderRecursive($source . DIRECTORY_SEPARATOR . $file, $destination . DIRECTORY_SEPARATOR . $file);
+				}
+				else {
+					$result = copy($source . DIRECTORY_SEPARATOR . $file, $destination . DIRECTORY_SEPARATOR . $file);
+				}
+
+				if (!$result) {
+					trigger_error('Cannot create file/directory "<strong>' . $destination . DIRECTORY_SEPARATOR . $file . '</strong>"', E_USER_WARNING);
+					break;
+				}
+			}
+
+			closedir($dir);
+
+			return $result;
+		}
+
+		/**
+		 * Copies all files from $source to $destination directory. Create destination directory, when missing.
+		 *
+		 * @param string $source
+		 * @param string $destination
+		 * @return bool
+		 */
+		function copyFolder($source, $destination)
+		{
+			if ( substr($source, -1) == DIRECTORY_SEPARATOR ) {
+				$source = substr($source, 0, -1);
+				$destination .= DIRECTORY_SEPARATOR . basename($source);
+			}
+
+			$dir = opendir($source);
+			$result = $this->CheckFolder($destination);
+
+			if (!$result) {
+				// failed to create target directory
+				return false;
+			}
+
+			while ( false !== ($file = readdir($dir)) ) {
+				if ($file == '.' || $file == '..' || !is_file($source . DIRECTORY_SEPARATOR . $file)) {
+					continue;
+				}
+
+				$result = copy($source . DIRECTORY_SEPARATOR . $file, $destination . DIRECTORY_SEPARATOR . $file);
+
+				if (!$result) {
+					trigger_error('Cannot create file "<strong>' . $destination . DIRECTORY_SEPARATOR . $file . '</strong>"', E_USER_WARNING);
+					break;
+				}
+			}
+
+			closedir($dir);
+
+			return $result;
+		}
+
+		/**
 		 * Transforms given path to file into it's url, where each each component is encoded (excluding domain and protocol)
 		 *
 		 * @param string $url