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#!/bin/sh
set -eu
usage() {
cat <<-'EOF'
Usage:
url-for FILE
url-for -h
EOF
}
help() {
cat <<-'EOF'
Options:
-h, --help show this message
FILE the path for the URL to be constructed
Build an URL for the given FILE, without the $domain part, adding
the required $base_url.
Examples:
Get the URL for "en/about.html", when $base_url is "v2":
$ url-for 'about.html'
/v2/en/about.html
Get the URL for "static/favicon.svg", when $base_url is empty:
$ url-for 'img/link.svg'
/img/link.svg
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 $((OPTIND - 1))
. src/lib.sh
FILE="${1:-}"
eval "$(assert_arg "$FILE" 'FILE')"
if [ "$FILE" = '/' ]; then
FILE=''
fi
. src/lib/base.conf
printf '%s%s' "${base_url:-/}" "$FILE"
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