1 files changed, 80 insertions, 0 deletions
diff --git a/v2/src/bin/category b/v2/src/bin/category
new file mode 100755
index 0000000..2a2fdea
--- /dev/null
+++ b/v2/src/bin/category
@@ -0,0 +1,80 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  category FILENAME
+		  html -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+
+		Options:
+		  -h, --help    show this message
+
+		  FILENAME      the name of the input file .md file
+
+
+		Process the FILENAME, and generate a the derived category files.
+
+
+		Examples:
+
+		  Generate the categories for a pastebin:
+
+		    $ categories src/a-paste.md > src/a-paste.categoryentry
+	EOF
+}
+
+
+for f in "$@"; do
+	case "$f" 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 $((OPTIND - 1))
+
+. src/lib.sh
+
+FILENAME="${1:-}"
+eval "$(assert_arg "$FILENAME" 'FILENAME')"
+
+
+# shellcheck source=/dev/null
+. "${FILENAME%.md}.conf"
+DIR="$(dirname "$FILENAME")"
+
+
+
+echo "${categories:-}" | tr ' ' '\n' | grep . | while read -r category; do
+	echo "$FILENAME" > "$DIR/${date_iso:?}.$category.categorysort"
+done
+
+envsubst < src/lib/category.html