From 6f47ecba928440cad18406a26dc3e0909fe88cd8 Mon Sep 17 00:00:00 2001
From: Andrey Kutejko <andy128k@gmail.com>
Date: Wed, 3 Apr 2024 18:27:52 +0200
Subject: [PATCH] Use case-insensitive comparison to find a part file in Xlsx
 ZIP archive

---
 src/xlsx/mod.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/xlsx/mod.rs b/src/xlsx/mod.rs
index 2aba53e4..3f98f861 100644
--- a/src/xlsx/mod.rs
+++ b/src/xlsx/mod.rs
@@ -919,7 +919,11 @@ fn xml_reader<'a, RS: Read + Seek>(
     zip: &'a mut ZipArchive<RS>,
     path: &str,
 ) -> Option<Result<XlReader<'a>, XlsxError>> {
-    match zip.by_name(path) {
+    let actual_path = zip
+        .file_names()
+        .find(|n| n.eq_ignore_ascii_case(path))?
+        .to_owned();
+    match zip.by_name(&actual_path) {
         Ok(f) => {
             let mut r = XmlReader::from_reader(BufReader::new(f));
             r.check_end_names(false)