From e80d6a5f7b766501c2425c0590c7264f1281e219 Mon Sep 17 00:00:00 2001
From: Evgeny Zinoviev <me@ch1p.io>
Date: Tue, 16 Nov 2021 15:13:58 +0300
Subject: sanitize filename

---
 background.js | 9 ++++++++-
 manifest.json | 2 +-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/background.js b/background.js
index a806e71..7718789 100644
--- a/background.js
+++ b/background.js
@@ -4,6 +4,7 @@ function downloadResource(info, tab) {
   let filename = url.substring(url.lastIndexOf('/')+1)
   if (filename.indexOf('?') !== false)
     filename = filename.substring(0, filename.indexOf('?'))
+  filename = safeFileName(filename)
 
   chrome.downloads.download({
     url,
@@ -16,4 +17,10 @@ chrome.contextMenus.create({
   "title": "Save to Downloads…",
   "contexts": ["image"],
   "onclick": downloadResource
-})
\ No newline at end of file
+})
+
+function safeFileName(str) {
+  if (/[|"*?:<>]/.test(str))
+    str = str.replace(/[\/\\|"*?:<>]/g, '_');
+  return str
+}
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index a1a89d4..5d1240d 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 2,
   "name": "Save images to Downloads",
-  "version": "1.0",
+  "version": "1.1",
   "background": {
     "scripts": ["background.js"]
   },
-- 
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