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#!/usr/bin/env perl
use strict;
use warnings;
# PODNAME: lastfm_export
# ABSTRACT: data exporter for last.fm
use DBI;
use Getopt::Long qw(:config pass_through);
use LastFM::Export;
use Term::ProgressBar;
my ($dsn, $user, $quiet);
GetOptions(
'dsn=s' => \$dsn,
'user=s' => \$user,
'quiet' => \$quiet,
);
die "--dsn is required" unless $dsn;
die "--user is required" unless $user;
my $dbh = DBI->connect($dsn, '', '', { RaiseError => 1, AutoCommit => 0 });
my $from = 0;
if (!$dbh->tables(undef, undef, 'tracks')) {
$dbh->do(<<'');
CREATE TABLE `tracks` (
artist varchar(1024) NOT NULL,
album varchar(1024) DEFAULT NULL,
name varchar(1024) NOT NULL,
timestamp integer(11) NOT NULL
);
}
else {
($from) = $dbh->selectrow_array('SELECT timestamp FROM tracks ORDER BY timestamp DESC LIMIT 1');
}
my $exporter = LastFM::Export->new(user => $user);
my $track_count = $exporter->track_count(from => $from);
if (!$track_count) {
$dbh->disconnect;
exit(0);
}
my $progress;
if (!$quiet) {
$progress = Term::ProgressBar->new({
count => $track_count,
ETA => 'linear',
});
}
my $sth = $dbh->prepare(
'INSERT INTO tracks (artist, album, name, timestamp) VALUES (?, ?, ?, ?)'
);
my $count = 1;
my $s = $exporter->tracks(from => $from);
while (my $block = $s->next) {
for my $item (@$block) {
$sth->execute(
$item->{artist}{'#text'},
$item->{album}{'#text'},
$item->{name},
$item->{date}{uts},
);
$progress->update($count++) unless $quiet;
}
$dbh->commit;
sleep 1;
}
$dbh->disconnect;
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