#!/bin/sh
set -eu
MARKDOWN=pandoc
IFS=' '
# Create tab separated file with filename, title, creation date, last update
index_tsv() {
for f in "$1"/*.md
do
created=$(git log --pretty='format:%aI' "$f" 2> /dev/null | tail -1)
updated=$(git log --pretty='format:%aI' "$f" 2> /dev/null | head -1)
title=$(sed -n '/^# /{s/# //p; q}' "$f")
printf '%s\t%s\t%s\t%s\n' "$f" "${title:="No Title"}" "${created}" "${updated}"
done
}
index_html() {
# Print header
title=$(sed -n '/^# /{s/# //p; q}' index.md)
sed -e 's/{{TITLE}}//g' header.html
# Intro text
$MARKDOWN index.md
# Posts
while read -r f title created updated; do
link=$(echo "$f" | sed -E 's|.*/(.*).md|\1.html|')
created=$(echo "$created" | sed -E 's/T.*//')
# Reverse date from YYYY-MM-DD to DD-MM-YY
created=$(echo "$created" | awk -F'-' '{printf("%02d-%02d-%02d\n",$3,$2,$1)}')
echo "$created — $title
"
done < "$1"
# Print footer after post list
year=$(date +"%Y")
sed "s/{{YEAR}}/$year/" footer.html
}
atom_xml() {
uri=$(sed -rn '/atom.xml/ s/.*href="([^"]*)".*/\1/ p' header.html)
host=$(echo "$uri" | sed -r 's|.*//([^/]+).*|\1|')
first_commit_date=$(git log --pretty='format:%ai' . | cut -d ' ' -f1 | tail -1)
cat <
https://justine.smithies.me.uk/public/favicon-32x32.png
$(grep -o '.*' header.html | sed 's/\(\|{{TITLE}}<\/title>\)//g')
$(date --iso=seconds)
$(git config user.name)
tag:$host,$first_commit_date:default-atom-feed
EOF
while read -r f title created updated; do
day=$(echo "$created" | sed 's/T.*//')
content=$($MARKDOWN "$f" | sed 's/&/\&/g; s/\</g; s/>/\>/g; s/"/\"/g; s/'"'"'/\'/g')
cat <
$title
$content
tag:$host,$day:$f
$created
$updated
EOF
done < "$1"
echo ''
}
write_page() {
filename=$1
target=$(echo "$filename" | sed -r 's|\w+/(.*).md|build/\1.html|')
# year=$(date +"%Y")
created=$(echo "$3" | sed 's/T.*//')
# Reverse date from YYYY-MM-DD to DD-MM-YY
created=$(echo "$created" | awk -F'-' '{printf("%02d-%02d-%02d\n",$3,$2,$1)}')
updated=$(echo "$4" | sed 's/T.*//')
# Reverse date from YYYY-MM-DD to DD-MM-YY
updated=$(echo "$updated" | awk -F'-' '{printf("%02d-%02d-%02d\n",$3,$2,$1)}')
dates_text="Published on ${created}"
if [[ "$created" == "00-00-00" ]]; then
dates_text=""
elif [ "$created" != "$updated" ]; then
dates_text="$dates_text ( Updated ${updated} )"
fi
title=$2
$MARKDOWN "$filename" | \
sed -e '1,/h1>/{/h1>/a '$dates_text'' -e '}' | \
cat header.html - | \
sed "s/{{TITLE}}/ - $title/" \
> "$target" && sed "s/{{YEAR}}/$year/" footer.html >> "$target"
}
rm -fr build && mkdir build
# Blog posts
index_tsv posts | sort -rt " " -k 3 > build/posts.tsv
index_html build/posts.tsv > build/index.html
atom_xml build/posts.tsv > build/atom.xml
while read -r f title created updated; do
write_page "$f" "$title" "$created" "$updated"
done < build/posts.tsv
# Pages
index_tsv pages > build/pages.tsv
while read -r f title created updated; do
write_page "$f" "$title" "$created" "$updated"
done < build/pages.tsv
# Create public directory if it doesn't exist and sync with build/public
mkdir -p public/
rsync -r public/ build/public