buildblog.sh

#!/bin/bash
BLOG_ROOT=~/geoffeg.org/htdocs/blog

cp templates/feed-header.tmpl $BLOG_ROOT/feed.xml
cp templates/list-header.tmpl $BLOG_ROOT/index.html

find posts -not -path '*/\.*' -type f -iname '*.md' -print0 | sort | 
while IFS= read -r -d '' POST; do
  echo $POST
  POST_TITLE=$(head -n1 "$POST" | cut -c3-)
  DESCRIPTION=$(grep -m 1 '## ' "$POST" | cut -c4-)
  POST_DATE=$(sed '3q;d' "$POST" | cut -c3-)

  # Generate the blog post
  pandoc "$POST" -o $BLOG_ROOT/"$POST_TITLE.html" \
    --template templates/post.tmpl \
    -B <( echo '<a href="/blog">Parent Directory</a>' ) \
    -M author="Geoff Gallaway" \
    --css=.style.css \
    -f markdown -t html5 -T "geoffeg's blog"

  # Generate the index file
  pandoc "$POST" \
    --template templates/list-item.tmpl \
    -M subtitle="$DESCRIPTION" \
    -f markdown -t html5 >> $BLOG_ROOT/index.html

  # Generate the RSS feed
  POST_URL="https://geoffeg.org/blog/"
  POST_URL+=$(urlencode "$POST_TITLE.html")
  POST_DATE_RSS=$(date +"%a, %d %b %Y %T GMT" --date "$POST_DATE") 
  pandoc "$POST" \
    --template templates/feed-item.tmpl \
    -M subtitle="$DESCRIPTION" \
    -M url="$POST_URL" \
    -M date="$POST_DATE_RSS" \
    -f markdown -t html5 >> $BLOG_ROOT/feed.xml
done

cat templates/list-footer.tmpl >> $BLOG_ROOT/index.html
cat templates/feed-footer.tmpl >> $BLOG_ROOT/feed.xml