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#!/bin/sh
# Search for track(s) on Last.fm, retrieve URL(s)
usage() { echo usage: $0 [-a] [-f] [-m max] base-url 1>&2; exit 1; }
# Parse options
a=
f=
m=10
while getopts afm: o
do
case $o in
a) a=1 ;; # all
f) f=1 ;; # first
m) m=$OPTARG ;; # max
?) usage
esac
done
shift $((OPTIND-1))
q=$1
m=$((m+0))
test $m -lt 1 && m=10
# Retrieve search results
tmp=/tmp/lfu.$RANDOM
curl -s -G --data-urlencode "q=$q" 'https://www.last.fm/search/tracks' |
sed '/^[ ]*$/d' |
awk -F \" '
/class="chartlist-name"/ {
getline;
getline;
getline;
getline;
getline;
getline;
print $2;
i++;
if (i > '"$((m-1))"') exit;
}
' |
sed 's,^,https://www.last.fm,' > $tmp
# Select/print results
if test ! -z "$a"
then
cat $tmp
elif test ! -z "$f"
then
sed 1q < $tmp
else
< $tmp lfp | nl -w2 -s'. ' > /dev/tty
read n < /dev/tty
n=$((n+0))
test $n -lt 1 && n=1
awk "NR == $n {print}" < $tmp
fi
rm $tmp
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