From 48589f14b847cd4e4a3fca47b7fff209780ba607 Mon Sep 17 00:00:00 2001
From: Nero <41307858+nero@users.noreply.github.com>
Date: Sat, 2 Jul 2022 15:14:45 +0000
Subject: [PATCH] Grapho: generate html table of contents
---
md2html | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 95 insertions(+), 2 deletions(-)
diff --git a/md2html b/md2html
index 11c42b4..4590889 100755
--- a/md2html
+++ b/md2html
@@ -1,9 +1,13 @@
-#!/usr/bin/awk -f
+#!/bin/sh
+tmpfile=".$$.$1.md2html"
+
+awk '
BEGIN {
indent = 0
prefix = "html/body/"
print("")
level("html/head")
+ toc=0
}
function headers() {
@@ -58,7 +62,7 @@ function escape(text) {
return text
}
-function inline(text) {
+function inline(text) {
text = escape(text)
text = gensub(/\*\*([^\*]*)\*\*/, "\\1", "g", text)
text = gensub(/\*([^\*]*)\*/, "\\1", "g", text)
@@ -134,6 +138,11 @@ function inline(text) {
d=length($1)
gsub(/^#* /, "", $0)
if (d==1 && !meta["title"]) meta["title"] = $0
+ if (d!=1 && toc==0) {
+ level(prefix "summary")
+ level(prefix)
+ toc=1
+ }
id1=$0
gsub(/[^a-zA-Z0-9]/, "", id1)
hash[d]=id1
@@ -170,4 +179,88 @@ function inline(text) {
}
END {
level("")
+}' > "$tmpfile"
+
+
+sed -n '//!p;//q' "$tmpfile"
+
+awk '
+BEGIN {
+ indent = 4
+ level("summary")
}
+
+function oneliner(tag, str, args) {
+ printf("%0" indent "s<%s>%s\n", "", tag args, inline(str), tag)
+}
+
+function level(new) {
+ split(new, a, "/")
+ split(old, b, "/")
+
+ for (common = 0; common < 10; common++) {
+ if (common >= length(a)) break
+ if (common >= length(b)) break
+ if (a[common] != b[common]) break
+ }
+
+ for (i = length(b); i >= common; --i) {
+ if (b[i]) {
+ indent = indent - 2
+ if (b[i]=="pre") {
+ printf("\n", b[i])
+ } else {
+ printf("%0" indent "s\n", "", b[i])
+ }
+ }
+ }
+
+ for (i = common; i < length(a); i++) {
+ if (a[i]) {
+ printf("%0" indent "s<%s>\n", "", a[i])
+ indent = indent + 2
+ }
+ }
+
+ old = new
+}
+
+function escape(text) {
+ gsub(/&/, "\\&", text)
+ gsub(//, "\\>", text)
+ gsub(/\"/, "\\"", text)
+ return text
+}
+
+function inline(text) {
+ text = escape(text)
+ text = gensub(/\*\*([^\*]*)\*\*/, "\\1", "g", text)
+ text = gensub(/\*([^\*]*)\*/, "\\1", "g", text)
+ text = gensub(/`([^`]*)`/, "\\1", "g", text)
+ text = gensub(/\[(.*)\]\((.*)\)/, "\\1", "g", text)
+ return text
+}
+
+/.*$/,"",id)
+ d=$1
+ gsub(/^]*>/, "", $0)
+ trg="summary/ul"
+ for(i=2;i/ d' "$tmpfile"
+
+rm "$tmpfile"