From 8d9a469ae2c289d2fde46c64d6d6d37e27dc9520 Mon Sep 17 00:00:00 2001
From: Kaalleen <36401965+kaalleen@users.noreply.github.com>
Date: Mon, 4 Jul 2022 13:13:05 +0200
Subject: Ignore invalid palettes (#1718)

---
 lib/threads/catalog.py | 3 +++
 lib/threads/palette.py | 5 ++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

(limited to 'lib/threads')

diff --git a/lib/threads/catalog.py b/lib/threads/catalog.py
index c12ca1fe..68dc2009 100644
--- a/lib/threads/catalog.py
+++ b/lib/threads/catalog.py
@@ -42,6 +42,9 @@ class _ThreadCatalog(Sequence):
             for palette_file in glob(os.path.join(path, 'InkStitch*.gpl')):
                 palette_basename = os.path.basename(palette_file)
                 if palette_basename not in palettes:
+                    palette = ThreadPalette(palette_file)
+                    if not palette.is_gimp_palette:
+                        continue
                     self.palettes.append(ThreadPalette(palette_file))
                     palettes.append(palette_basename)
 
diff --git a/lib/threads/palette.py b/lib/threads/palette.py
index 7a6bf153..e0e3a0ab 100644
--- a/lib/threads/palette.py
+++ b/lib/threads/palette.py
@@ -40,8 +40,11 @@ class ThreadPalette(Set):
 
         with open(palette_file, encoding='utf8') as palette:
             line = palette.readline().strip()
+
+            self.is_gimp_palette = True
             if line.lower() != "gimp palette":
-                raise ValueError("Invalid gimp palette header")
+                self.is_gimp_palette = False
+                return
 
             self.name = palette.readline().strip()
             if self.name.lower().startswith('name: ink/stitch: '):
-- 
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