utils/fdata


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# vim:ft=sh:noexpandtab
# Datasets on filesystem

FDATA_PATH="/tmp/multiconfig-fdata"
mkdir -p "$FDATA_PATH"
cleaner_add "rm -rf '$FDATA_PATH'"

dict_set() {
	local DPATH="$FDATA_PATH/$1"; shift
	mkdir -p "$DPATH"
	local FPATH="$DPATH/$1"; shift
	echo "$@" > "$FPATH"
}

dict_get() {
	local P="$FDATA_PATH/$1/$2"
	[ -f "$P" ] || return
	cat "$P"
}

dict_keys() {
	local P="$FDATA_PATH/$1"
	if [ -d "$P" ]; then
		ls -A "$P" | tr '\n' ' '
	fi
}

dict_contains() {
	local P="$FDATA_PATH/$1/$2"
	[ -f "$P" ]
}

dict_empty() {
	local P="$FDATA_PATH/$1"
	[ ! -d "$P" ] || [ -z "$(ls -A "$P")" ]
}