From 8cb341a6ca5dd3789047461a11d6d7d091e3b364 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Tim=20D=C3=BCsterhus?= <timwolla@arcor.de>
Date: Sat, 16 Jul 2011 16:42:23 +0200
Subject: [PATCH] You can now specify a pattern for the files, that should be
 returned

---
 .../files/lib/util/DirectoryUtil.class.php     | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/wcfsetup/install/files/lib/util/DirectoryUtil.class.php b/wcfsetup/install/files/lib/util/DirectoryUtil.class.php
index f0989b67bd..0255e4d011 100644
--- a/wcfsetup/install/files/lib/util/DirectoryUtil.class.php
+++ b/wcfsetup/install/files/lib/util/DirectoryUtil.class.php
@@ -167,11 +167,18 @@ class DirectoryUtil {
 	 * @param	integer		$order	sort-order
 	 * @return	array<string>
 	 */
-	public function getFiles($order = SORT_ASC) {
+	public function getFiles($order = SORT_ASC, $pattern = '') {
 		// scan the folder
 		$this->scanFiles();
 		$files = $this->files;
 
+		// sort out non matching files
+		if (!empty($pattern)) {
+			foreach ($files as $filename => $value) {
+				if (!preg_match($pattern, $filename)) unset($files[$filename]);
+			}
+		}
+
 		if ($order == SORT_DESC) {
 			krsort($files, $order);
 		}
@@ -194,11 +201,18 @@ class DirectoryUtil {
 	 * @param	integer				$order	sort-order
 	 * @return	array<DirectoryIterator>
 	 */
-	public function getFilesObj($order = SORT_ASC) {
+	public function getFilesObj($order = SORT_ASC, $pattern = '') {
 		// scan the folder
 		$this->scanFilesObj();
 		$objects = $this->filesObj;
 
+		// sort out non matching files
+		if (!empty($pattern)) {
+			foreach ($objects as $filename => $value) {
+				if (!preg_match($pattern, $filename)) unset($objects[$filename]);
+			}
+		}
+
 		if ($order == SORT_DESC) {
 			krsort($objects, $order);
 		}
-- 
2.20.1