From 1ed284b29de05ae8046734e818e2f0583b56a1e8 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Thu, 25 May 2023 13:19:44 +0200
Subject: [PATCH] split up markdown parser into modular rendering pipeline

---
 parsers/50_markdown.sh          | 11 +++++++++++
 parsers/60_translation_links.sh |  7 +++++++
 tools.sh                        | 26 +++++++++++++-------------
 3 files changed, 31 insertions(+), 13 deletions(-)
 create mode 100755 parsers/50_markdown.sh
 create mode 100755 parsers/60_translation_links.sh

diff --git a/parsers/50_markdown.sh b/parsers/50_markdown.sh
new file mode 100755
index 0000000..94a0b06
--- /dev/null
+++ b/parsers/50_markdown.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+if which awk >/dev/null; then
+  awk -f "$_EXEC/md_macros.awk" -f "$_EXEC/cgilite/markdown.awk"
+  # | sed -E 's;(<[^>]+ )href="((/[^"/]+|[^"/]+[^:/]|)/([^"/]+/)*)"([^>]*>);\1href="\2:'"${LANGUAGE}"'"\5;g'
+elif which busybox >/dev/null; then
+  busybox awk -f "$_EXEC/md_macros.awk" -f "$_EXEC/cgilite/markdown.awk"
+  # | sed -E 's;(<[^>]+ )href="((/[^"/]+|[^"/]+[^:/]|)/([^"/]+/)*)"([^>]*>);\1href="\2:'"${LANGUAGE}"'"\5;g'
+else
+  cat
+fi
diff --git a/parsers/60_translation_links.sh b/parsers/60_translation_links.sh
new file mode 100755
index 0000000..0020719
--- /dev/null
+++ b/parsers/60_translation_links.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+if [ "$LANGUAGE" != "$LANGUAGE_DEFAULT" ]; then
+  sed -E 's;(<[^>]+ )href="((/[^"/]+|[^"/]+[^:/]|)/([^"/]+/)*)"([^>]*>);\1href="\2:'"${LANGUAGE}"'"\5;g'
+else
+  cat
+fi
diff --git a/tools.sh b/tools.sh
index 7069227..b714ec6 100755
--- a/tools.sh
+++ b/tools.sh
@@ -3,19 +3,19 @@
 [ "$include_tools" ] && return 0
 include_tools="$0"
 
-if [ "$(which awk)" ]; then
-  md() {
-    awk -f "$_EXEC/md_macros.awk" -f "$_EXEC/cgilite/markdown.awk" \
-    | sed -E 's;(<[^>]+ )href="((/[^"/]+|[^"/]+[^:/]|)/([^"/]+/)*)"([^>]*>);\1href="\2:'"${LANGUAGE}"'"\5;g'
-  }
-elif [ "$(which busybox)" ]; then
-  md() {
-    busybox awk -f "$_EXEC/md_macros.awk" -f "$_EXEC/cgilite/markdown.awk" \
-    | sed -E 's;(<[^>]+ )href="((/[^"/]+|[^"/]+[^:/]|)/([^"/]+/)*)"([^>]*>);\1href="\2:'"${LANGUAGE}"'"\5;g'
-  }
-else
-  md() { cat; }
-fi
+md(){
+  local parser
+
+  if [ "$#" = 0 ]; then
+    md "${_EXEC}"/parsers/*
+  elif [ "$#" = 1 ]; then
+    "$1"
+  else
+    parser="$1"
+    shift 1
+    "$parser" |md "$@"
+  fi
+}
 
 mdfile(){
   #  Check if page exists, if possible fall
-- 
2.39.2