From 61f0bd2a4347f6ee258ea039ed69ef173a5a4cc7 Mon Sep 17 00:00:00 2001
From: Jake Howard <git@theorangeone.net>
Date: Mon, 18 Sep 2023 11:26:42 +0100
Subject: [PATCH] Optimise SVG compression

Actually strip out some tags and newlines
---
 hooks/kroki.py | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/hooks/kroki.py b/hooks/kroki.py
index 39a2629..5cf1b15 100644
--- a/hooks/kroki.py
+++ b/hooks/kroki.py
@@ -21,12 +21,23 @@ DIAGRAM_TYPES = {
 
 DIAGRAM_CACHE_TIME = timedelta(days=7)
 
+
+class ScourOptions:
+    """
+    Scour takes its options as a class with attributes, because reasons
+    """
+    remove_descriptions = True
+    remove_metadata = True
+    strip_comments = True
+    newlines = False
+
+
 def get_kroki_diagram(source, language):
     encoded_diagram = base64.urlsafe_b64encode(zlib.compress(source.encode(), 9)).decode()
 
     svg = download_and_cache_url(f"https://kroki.io/{language}/svg/{encoded_diagram}", DIAGRAM_CACHE_TIME)
 
-    return scourString(filter_svg(svg)).encode()
+    return scourString(filter_svg(svg), ScourOptions).encode()
 
 
 def fence_div_format(site_dir, source, language, *args, attrs, **kwargs):