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|
#!/bin/sh
set -eu
usage() {
cat <<-'EOF'
Usage:
src/development/getconf.sh FILENAME
src/development/getconf.sh -h
EOF
}
help() {
cat <<-'EOF'
Options:
-h, --help show this message
FILENAME the name of the input file, also to be used as
URL.
Separate the content from the "frontmatter", and emit the
selected one, given the FILENAME.
Examples:
Get the "frontmatter" of src/f.conf:
$ src/development/getconf.sh src/f.md > src/f.conf
EOF
}
for flag in "$@"; do
case "$flag" in
--)
break
;;
--help)
usage
help
exit
;;
*)
;;
esac
done
while getopts 'h' flag; do
case "$flag" in
h)
usage
help
exit
;;
*)
usage >&2
exit 2
;;
esac
done
shift $((OPTIND - 1))
. src/development/lib.sh
FILENAME="${1:-}"
eval "$(assert_arg "$FILENAME" 'FILENAME')"
escape() {
sed 's|\([`"$]\)|\\\1|g'
}
{
tee "$FILENAME".tmp < src/lib/base-conf
DELIMITER=0
while read -r line; do
if [ "$line" = '---' ]; then
DELIMITER=$((DELIMITER + 1))
continue
fi
if [ "$DELIMITER" = 2 ]; then
break
fi
if [ -z "$line" ]; then
continue
fi
KEY="$( printf '%s' "$line" | cut -d: -f1)"
VALUE="$(printf '%s' "$line" | cut -d: -f2- | sed 's|^ ||' | escape)"
printf '%s="%s"\n' "$KEY" "$VALUE"
done < "$FILENAME" | tee -a "$FILENAME".tmp
# shellcheck source=/dev/null
. "$FILENAME".tmp
cat src/lib/base."${lang:?}".conf
# shellcheck source=/dev/null
. src/lib/base."$lang".conf
title="${title:-"$site_name"}"
url_part="$(printf '%s' "${FILENAME%.md}.html" | sed 's|^src/content/||')"
printf 'title="%s"\n' "$(printf '%s' "$title" | escape)"
printf 'title_html="%s"\n' "$(printf '%s' "$title" | htmlesc | escape)"
printf 'filename="%s"\n' "$FILENAME"
printf 'url_part="%s"\n' "$url_part"
printf 'url="%s"\n' "$(url-for "$url_part" | absolute)"
printf 'date_formatted="%s"\n' "$(LANG="$lang" date -d "${date:?}" +"${date_fmt:?}" | escape)"
printf 'mailto_uri="%s%s"\n' "${mailto_uri_prefix:?}" "$(uri "$title")"
printf 'discussions_url="%s%s"\n' "${discussions_url_prefix:?}" "$(uri "$title")"
printf 'sourcecode_url="%s%s"\n' "${sourcecode_url_prefix:?}" "$FILENAME"
printf 'lang_url="%s"\n' "$(url-for "$lang"/)"
printf 'style_url="%s"\n' "$(url-for 'style.css')"
printf 'favicon_url="%s"\n' "$(url-for 'favicon.svg')"
rm -f "$FILENAME".tmp
} | grep . | sed 's|^|export |'
|
