refs #1067 : added - Base64Stream utils

 -

framework/utils/Base64Stream.php

@@ -0,0 +1,41 @@
+<?php
+/// Copyright (c) 2004-2015, Needlworks  / Tatter Network Foundation
+/// All rights reserved. Licensed under the GPL.
+/// See the GNU General Public License for more details. (/documents/LICENSE, /documents/COPYRIGHT)
+class Utils_Base64Stream {
+	function encode($src = null, $dest = null) {
+		if (is_string($src)) {
+			if (is_null($dest)) {
+				if (!$src = fopen($src, 'r'))
+					return false;
+				while (!feof($src))
+					echo base64_encode(fread($src, 3 * 1024));
+				fclose($src);
+				return true;
+			} else if (is_a($dest, 'Utils_OutputWriter')) {
+				if (!$src = fopen($src, 'r'))
+					return false;
+				while (!feof($src))
+					$dest->write(base64_encode(fread($src, 3 * 1024)));
+				fclose($src);
+				return true;
+			}
+		}
+		return false;
+	}
+
+	function decode($src = null, $dest = null) {
+		if (is_resource($src) && (get_resource_type($src) == 'stream')) {
+			if (is_string($dest)) {
+				$dest = fopen($dest, 'w');
+				fseek($src, 0);
+				while (!feof($src))
+					fwrite($dest, base64_decode(trim(fread($src, 3 * 1024))));
+				fclose($dest);
+				return true;
+			}
+		}
+		return false;
+	}
+}
+?>