1 files changed, 20 insertions, 1 deletions
diff --git a/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php b/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php
index 03d0b202571..5b6348afe4f 100644
--- a/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php
+++ b/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php
@@ -44,7 +44,7 @@ abstract class Wrapper extends WrapperHandler implements File, Directory {
 
 	public function stream_seek($offset, $whence = SEEK_SET) {
 		$result = fseek($this->source, $offset, $whence);
-		return $result == 0 ? true : false;
+		return $result == 0;
 	}
 
 	public function stream_tell() {
@@ -109,4 +109,23 @@ abstract class Wrapper extends WrapperHandler implements File, Directory {
 	public function dir_rewinddir() {
 		return rewind($this->source);
 	}
+
+	public function getSource() {
+		return $this->source;
+	}
+
+	/**
+	 * Retrieves header/metadata from the source stream.
+	 *
+	 * This is equivalent to calling `stream_get_meta_data` on the source stream except nested stream wrappers are handled transparently
+	 *
+	 * @return array
+	 */
+	public function getMetaData(): array {
+		$meta = stream_get_meta_data($this->source);
+		while (isset($meta['wrapper_data']) && $meta['wrapper_data'] instanceof Wrapper) {
+			$meta = $meta['wrapper_data']->getMetaData();
+		}
+		return $meta;
+	}
 }