Merged from 2.4

N°1488 - restore failed on production-modules [from revision 5827]

SVN:trunk[5828]

setup/backup.class.inc.php

@@ -765,6 +765,17 @@ class TarGzArchive implements BackupArchive
 		return false;
 	}
 
+	/**
+	 * @param string $p_path
+	 * @param null $aEntries
+	 *
+	 * @return bool
+	 */
+	public function extractTo($p_path = '', $aEntries = null)
+	{
+		return $this->oArchive->extract($p_path);
+	}
+
 	/**
 	 * @param string $sDestinationDir
 	 * @param string $sArchiveFile