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#!/usr/bin/perl
# Copyright (C) 2014 Tony Crisci <tony@dubstepdish.com>
# Copyright (C) 2015 Thiago Perrotta <perrotta dot thiago at poli dot ufrj dot br>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Requires playerctl binary to be in your path (except cmus)
# See: https://github.com/acrisci/playerctl
# Set instance=NAME in the i3blocks configuration to specify a music player
# (playerctl will attempt to connect to org.mpris.MediaPlayer2.[NAME] on your
# DBus session).
use Time::HiRes qw(usleep);
use Env qw(BLOCK_INSTANCE);
use constant DELAY => 50; # Delay in ms to let network-based players (spotify) reflect new data.
use constant SPOTIFY_STR => 'spotify';
my @metadata = ();
my $player_arg = "";
if ($BLOCK_INSTANCE) {
$player_arg = "--player='$BLOCK_INSTANCE'";
}
sub buttons {
my $method = shift;
if($method eq 'mpd') {
if ($ENV{'BLOCK_BUTTON'} == 1) {
system("mpc prev");
} elsif ($ENV{'BLOCK_BUTTON'} == 2) {
system("mpc toggle");
} elsif ($ENV{'BLOCK_BUTTON'} == 3) {
system("mpc next");
}
} elsif ($method eq 'cmus') {
if ($ENV{'BLOCK_BUTTON'} == 1) {
system("cmus-remote --prev");
} elsif ($ENV{'BLOCK_BUTTON'} == 2) {
system("cmus-remote --pause");
} elsif ($ENV{'BLOCK_BUTTON'} == 3) {
system("cmus-remote --next");
}
} elsif ($method eq 'playerctl') {
if ($ENV{'BLOCK_BUTTON'} == 1) {
system("playerctl $player_arg previous");
usleep(DELAY * 1000) if $BLOCK_INSTANCE eq SPOTIFY_STR;
} elsif ($ENV{'BLOCK_BUTTON'} == 2) {
system("playerctl $player_arg play-pause");
} elsif ($ENV{'BLOCK_BUTTON'} == 3) {
system("playerctl $player_arg next");
usleep(DELAY * 1000) if $BLOCK_INSTANCE eq SPOTIFY_STR;
}
}
}
sub cmus {
my @cmus = split /^/, qx(cmus-remote -Q);
if ($? == 0) {
foreach my $line (@cmus) {
my @data = split /\s/, $line;
if (shift @data eq 'tag') {
my $key = shift @data;
my $value = join ' ', @data;
@metadata[0] = $value if $key eq 'artist';
@metadata[1] = $value if $key eq 'title';
}
}
if (@metadata) {
buttons('cmus');
# metadata found so we are done
print(join ' - ', @metadata);
exit 0;
}
}
}
sub mpd {
my $data = qx(mpc current);
if (not $data eq '') {
buttons("mpd");
print($data);
exit 0;
}
}
sub playerctl {
buttons('playerctl');
my $artist = qx(playerctl $player_arg metadata artist);
# exit status will be nonzero when playerctl cannot find your player
exit(0) if $? || $artist eq '(null)';
push(@metadata, $artist) if $artist;
my $title = qx(playerctl $player_arg metadata title);
exit(0) if $? || $title eq '(null)';
push(@metadata, $title) if $title;
print(join(" - ", @metadata)) if @metadata;
}
if ($player_arg eq '' or $player_arg =~ /mpd/) {
mpd;
}
if ($player_arg =~ /cmus/) {
cmus;
}
playerctl;
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