X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FUtil%2FFileSystem.php;h=4de9384bb031991b2ab5437c08e8adb3db5a15fa;hb=fe442683efb8b75394d7df041716c47c81b05fbc;hp=33e04788e6921b184ad600f904300b2f2aea50e3;hpb=6b2c28e2d72d618bd46b9264f9e348725d7b5f5f;p=friendica.git

diff --git a/src/Util/FileSystem.php b/src/Util/FileSystem.php
index 33e04788e6..4de9384bb0 100644
--- a/src/Util/FileSystem.php
+++ b/src/Util/FileSystem.php
@@ -1,14 +1,43 @@
 <?php
+/**
+ * @copyright Copyright (C) 2010-2022, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
 
 namespace Friendica\Util;
 
-final class FileSystem
+/**
+ * Util class for filesystem manipulation
+ */
+class FileSystem
 {
 	/**
 	 * @var string a error message
 	 */
 	private $errorMessage;
 
+	/**
+	 * Creates a directory based on a file, which gets accessed
+	 *
+	 * @param string $file The file
+	 *
+	 * @return string The directory name (empty if no directory is found, like urls)
+	 */
 	public function createDir(string $file)
 	{
 		$dirname = null;
@@ -39,6 +68,15 @@ final class FileSystem
 		}
 	}
 
+	/**
+	 * Creates a stream based on a URL (could be a local file or a real URL)
+	 *
+	 * @param string $url The file/url
+	 *
+	 * @return resource the open stream rssource
+	 *
+	 * @throws \UnexpectedValueException
+	 */
 	public function createStream(string $url)
 	{
 		$directory = $this->createDir($url);