download a bandcamp album, pass it a link to the album

bcdn

#!/bin/rc

hget $1 | grep '^[ ]*(current:|trackinfo:|.*image_src)' | sed 's/","/\n/g;s/":"/	/g;s/":{"/\n/g;s/"},"/\n/g;s/,"/\n/g;s/":/	/g' | awk -F '	' '
	/image_src/ {
		split($0, image_src, /[ ">]+/)
		image = image_src[6]
	}
	/^artist	/ {
		artist = $2
	}
	/^release_date	/ {
		split($2, date, " ")
		year = date[3]
	}
	/^title	/ {
		if(album == "")
			album = $2
		else
			title = $2
	}
	/^track_num	/ {
		num = $2
	}
	/^mp3/	{
		printf "mkdir -p ''%s/%s - %s''\n", artist, year, album
		if(image != "")
			printf "test -f ''%s/%s - %s/cover.jpg'' || hget ''%s'' > ''%s/%s - %s/cover.jpg''\n", artist, year, album, image, artist, year, album
		printf "hget ''%s'' > ''%s/%s - %s/%02d - %s.mp3''\n", $2, artist, year, album, num, title
	}
' | rc