1 files changed, 21 insertions, 1 deletions
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)