From c20d74cb5793d5821eadb2f96ac2e8e336e9a94a Mon Sep 17 00:00:00 2001
From: Akshay Nair <phenax5@gmail.com>
Date: Sun, 5 Jul 2026 21:35:22 +0530
Subject: Switch to md4c for markdown rendering

---
 cgit/filters/about.sh          | 22 +++++++++++++++++++++-
 cgit/filters/html-transform.py | 18 +++++++++---------
 2 files changed, 30 insertions(+), 10 deletions(-)

(limited to 'cgit/filters')

diff --git a/cgit/filters/about.sh b/cgit/filters/about.sh
index e8554b0..9455ce7 100755
--- a/cgit/filters/about.sh
+++ b/cgit/filters/about.sh
@@ -1,5 +1,25 @@
 #!/usr/bin/env sh
 # About content filter
 
-/usr/lib/cgit/filters/about-formatting.sh "$@" | /usr/lib/cgit/filters/ediblemonad/html-transform.py
+set -eu
 
+# TODO: Add toc links for headers in markdown
+md_to_html() {
+  echo '<div class="markdown">'
+  md2html \
+    --fpermissive-url-autolinks --fpermissive-www-autolinks \
+    --flatex-math --ftasklists --ftables --funderline \
+    --github -
+  echo '</div>'
+}
+
+to_html() {
+  case "$(printf '%s' "$1" | tr '[:upper:]' '[:lower:]')" in
+    *.markdown|*.mdown|*.md|*.mkd) md_to_html ;;
+    *.htm|*.html) exec cat ;;
+    *) /usr/lib/cgit/filters/about-formatting.sh "$@" ;;
+  esac
+}
+
+(to_html "$@" | /usr/lib/cgit/filters/ediblemonad/html-transform.py) || \
+  (echo "<pre>Error rendering markdown</pre>" && cat)
diff --git a/cgit/filters/html-transform.py b/cgit/filters/html-transform.py
index 9fc7aec..e12ffda 100755
--- a/cgit/filters/html-transform.py
+++ b/cgit/filters/html-transform.py
@@ -16,12 +16,12 @@ def is_relative_path(url):
   if not url: return False
   return not url.startswith("/") and not is_absolute_url(url)
 
-def linkify(text, make_link):
-  url_pattern = r'(?<!\S)(https?://\S+?)([.,!?;:]?(?=\s|$))'
-  def replace(m):
-    url, trail = m.group(1), m.group(2)
-    return make_link(url) + trail
-  return re.sub(url_pattern, replace, text)
+# def linkify(text, make_link):
+#   url_pattern = r'(?<!\S)(https?://\S+?)([.,!?;:]?(?=\s|$))'
+#   def replace(m):
+#     url, trail = m.group(1), m.group(2)
+#     return make_link(url) + trail
+#   return re.sub(url_pattern, replace, text)
 
 class LinkRewriter(HTMLParser):
   def __init__(self):
@@ -62,9 +62,9 @@ class LinkRewriter(HTMLParser):
     self.output.append(f"</{tag}>")
 
   def handle_data(self, data):
-    data_with_links = linkify(data,
-      lambda url: self._build_tag("a", [('href', url)]) + html.escape(url) + "</a>")
-    self.output.append(data_with_links)
+    # data_with_links = linkify(data,
+    #   lambda url: self._build_tag("a", [('href', url)]) + html.escape(url) + "</a>")
+    self.output.append(data)
 
   def handle_entityref(self, name):
     self.output.append(f"&{name};")
-- 
cgit v1.3.1