scripts for fetching and setting current track for i3bar support

cmus-current-track.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+
+current_song="$HOME/.cmus/now-playing.txt"
+stat="stopped"
+
+while [[ -n "$1" ]]; do
+	case "$1" in
+		title)  title="$2" ;;
+		album)  album="$2" ;;
+		artist) artist="$2" ;;
+		status) stat="$2" ;;
+		file)   file="$2" ;;
+		url)    url="$2" ;;
+		*) ;;
+	esac
+	shift; shift
+done
+
+msg=""
+if [[ "$stat" == "stopped" ]]; then
+	msg="stopped"
+else
+	if [[ -n "$title" ]]; then
+		msg="$title"
+	else
+		if [[ -n "$file" ]]; then
+			msg=$(basename "$file")
+		else
+			msg="<noname>"
+		fi
+	fi
+
+	[[ -n "$artist" ]]        && msg="$artist / $msg"
+	[[ "$stat" == "paused" ]] && msg="$msg [paused]"
+fi
+
+echo "$msg" > "$current_song"

get-current-track.sh

@@ -0,0 +1,3 @@
+current_song="$HOME/.cmus/now-playing.txt"
+
+cat $current_song