diff options
Diffstat (limited to 'bin/update_html')
| -rwxr-xr-x | bin/update_html | 117 |
1 files changed, 110 insertions, 7 deletions
diff --git a/bin/update_html b/bin/update_html index 75f54b13e..ec82ec491 100755 --- a/bin/update_html +++ b/bin/update_html @@ -1,11 +1,114 @@ #!/bin/bash -### This script finds all .t2t (txt2tags) files and updates the corresponding -### .html file, if it is out-of-date. +# Path to directory where this script is +# https://stackoverflow.com/a/246128/98600 +DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null && pwd )" -find . -name '*.t2t' | while read t2t ; do - html="${t2t%.t2t}.html" - if [ "$t2t" -nt "$html" ] ; then - txt2tags -thtml "$t2t" +# Render txt2tags into html file +# Arguments: +# 1. txt2tags source file, e.g. download/index.t2t +# 2. html target file, e.g. download/index.html +function render_t2t_html { + t2t="$1" + html="$2" + tmp="$2.tmp" + relroot="$( dirname $t2t | sed -E 's/^.\///' | sed -E 's/[^/]+/../g' )" + + # First render with txt2tags to handle pre/post processing + txt2tags \ + --target=html \ + --no-headers \ + --quiet \ + --outfile="$tmp" \ + --infile="$t2t" + + # Capture first 3 lines of t2t file: title, author, date + # Documentation here: https://txt2tags.org/userguide/headerarea + l1=$(head -n 1 "$t2t") + l2=$(tail -n+2 "$t2t" | head -n 1) + l3=$(tail -n+3 "$t2t" | head -n 1) + title= + author= + date= + if [ -n "$l1" ] ; then + title="$l1" + if [ -n "$l2" ] ; then author="$l2" ; fi + if [ -n "$l3" ] ; then date="$l3" ; fi + fi + + # Run txt2tag's HTML through Pandoc for cleanup + pandoc \ + --from=html \ + --to=html5 \ + --standalone \ + --template="$DIR/_template.html" \ + --variable="rel-root:$relroot" \ + --metadata="title:$title" \ + --metadata="author:$author" \ + --metadata="date:$date" \ + "$tmp" \ + --output="$html" + rm -f "$tmp" + + # Final post-processing + if [ -f "$html" ] ; then + sed -i.bak "s/<table/<table class=\"table\"/" "$html" && rm "$html.bak" + echo "$html" fi -done
\ No newline at end of file +} + +# Render markdown into html file +# Arguments: +# 1. markdown source file, e.g. download/index.md +# 2. html target filen, e.g. download/index.html +function render_md_html { + md="$1" + html="$2" + relroot="$( dirname $md | sed -E 's/^.\///' | sed -E 's/[^/]+/../g' )" + + pandoc \ + --from=markdown \ + --to=html5 \ + --standalone \ + --template="$DIR/_template.html" \ + --variable="rel-root:$relroot" \ + "$md" \ + --output="$html" + + # Final post-processing + if [ -f "$html" ] ; then + sed -i.bak "s/<table/<table class=\"table\"/" "$html" && rm "$html.bak" + echo "$html" + fi +} + +if [ $# -gt 0 ] ; then + # Render specific file(s) from args, ignoring dates + for file in "$@" ; do + ext="${file##*.}" + html="${file%.$ext}.html" + case $ext in + "md") + render_md_html "$file" "$html" + ;; + "t2t") + render_t2t_html "$file" "$html" + ;; + esac + done +else + # Render all files found in cwd and deeper if source is newer + find . -name '*.t2t' | while read file ; do + html="${file%.t2t}.html" + if [ "$file" -nt "$html" ] ; then + render_t2t_html "$file" "$html" + fi + done + find . -name '*.md' | while read file ; do + if [[ "$file" == *"README.md" ]] ; then continue ; fi + html="${file%.md}.html" + if [ "$file" -nt "$html" ] ; then + render_md_html "$file" "$html" + fi + done +fi |