From 95862f2b20c81294413824ec2dd00f9b17905994 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Thu, 13 Aug 2020 19:21:14 +0200
Subject: initial commit

---
 lib/filters/about-formatting.sh    | 22 ++++++++++++++++++++++
 lib/filters/syntax-highlighting.sh | 36 ++++++++++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+)
 create mode 100755 lib/filters/about-formatting.sh
 create mode 100755 lib/filters/syntax-highlighting.sh

(limited to 'lib')

diff --git a/lib/filters/about-formatting.sh b/lib/filters/about-formatting.sh
new file mode 100755
index 0000000..83a7bc0
--- /dev/null
+++ b/lib/filters/about-formatting.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+# This may be used with the about-filter or repo.about-filter setting in cgitrc.
+# It passes formatting of about pages to differing programs, depending on the usage.
+
+# Depends: cmark
+
+# The following environment variables can be used to retrieve the configuration
+# of the repository for which this script is called:
+# CGIT_REPO_URL        ( = repo.url       setting )
+# CGIT_REPO_NAME       ( = repo.name      setting )
+# CGIT_REPO_PATH       ( = repo.path      setting )
+# CGIT_REPO_OWNER      ( = repo.owner     setting )
+# CGIT_REPO_DEFBRANCH  ( = repo.defbranch setting )
+# CGIT_REPO_SECTION    ( = section        setting )
+# CGIT_REPO_CLONE_URL  ( = repo.clone-url setting )
+
+case "$(printf '%s' "$1" | tr '[:upper:]' '[:lower:]')" in
+	*.markdown|*.mdown|*.md|*.mkd|*.mdwn) exec cmark --safe; ;;
+	*.htm|*.html) exec cat; ;;
+	*.txt|*) cd /usr/lib/cgit/filters/html-converters; exec ./txt2html; ;;
+esac
diff --git a/lib/filters/syntax-highlighting.sh b/lib/filters/syntax-highlighting.sh
new file mode 100755
index 0000000..44cd310
--- /dev/null
+++ b/lib/filters/syntax-highlighting.sh
@@ -0,0 +1,36 @@
+#!/bin/sh
+# This script can be used to implement syntax highlighting in the cgit
+# tree-view by referring to this file with the source-filter or repo.source-
+# filter options in cgitrc.
+
+# Depends: cmark highlight
+
+# The following environment variables can be used to retrieve the configuration
+# of the repository for which this script is called:
+# CGIT_REPO_URL        ( = repo.url       setting )
+# CGIT_REPO_NAME       ( = repo.name      setting )
+# CGIT_REPO_PATH       ( = repo.path      setting )
+# CGIT_REPO_OWNER      ( = repo.owner     setting )
+# CGIT_REPO_DEFBRANCH  ( = repo.defbranch setting )
+# CGIT_REPO_SECTION    ( = section        setting )
+# CGIT_REPO_CLONE_URL  ( = repo.clone-url setting )
+
+# store filename and extension in local vars
+BASENAME="$1"
+EXTENSION="${BASENAME##*.}"
+
+[ "${BASENAME}" = "${EXTENSION}" ] && EXTENSION=txt
+[ -z "${EXTENSION}" ] && EXTENSION=txt
+
+# map Makefile and Makefile.* to .mk
+[ "${BASENAME%%.*}" = "Makefile" ] && EXTENSION=mk
+
+# map less common markdown extensions to .md
+case "$(printf '%s' "$EXTENSION" | tr '[:upper:]' '[:lower:]')" in
+	markdown|mdown|mkd|mdwn) EXTENSION=md;;
+esac
+
+case "$EXTENSION" in
+	md) exec cmark --safe;;
+	*) exec highlight --force -f -I -O xhtml -S "$EXTENSION" --ordered-list --line-number-ref=n 2>/dev/null;;
+esac
-- 
cgit v1.2.3