1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
#!/usr/bin/env perl
binmode(STDOUT, ":utf8");
use warnings;
use strict;
use utf8;
use v5.10;
use autodie;
use Config::Simple;
use Data::Dumper;
use Data::MessagePack;
use DDP;
use File::Basename;
use File::stat;
use File::Slurper 'read_binary';
use Getopt::Std;
use IO::Select;
use IPC::Run qw( timeout start );
use Net::MPD;
my $config_file = $ENV{'HOME'} . "/.config/clerk/clerk.conf";
# read configuration file
my $cfg = new Config::Simple(filename=>"$config_file");
my $general_cfg = $cfg->param(-block=>"General");
my $mpd_host = $general_cfg->{mpd_host};
my $db_file = $general_cfg->{database};
my $backend = $general_cfg->{backend};
my $columns_cfg = $cfg->param(-block=>"Columns");
my $albumartist_l = $columns_cfg->{albumartist_l};
my $album_l = $columns_cfg->{album_l};
my $date_l = $columns_cfg->{date_l};
my $title_l = $columns_cfg->{title_l};
my $track_l = $columns_cfg->{track_l};
my $artist_l = $columns_cfg->{artist_l};
# open connection to MPD
my $mpd = Net::MPD->connect($ENV{MPD_HOST} // $mpd_host // 'localhost');
sub main {
my %options=();
getopts("ta", \%options);
list_tracks() if defined $options{t};
list_albums() if defined $options{a};
}
sub create_db {
# Get database copy and save as messagepack file, if file is either missing
# or older than latest mpd database update.
# get number of songs to calculate number of searches needed to copy mpd database
my $mpd_stats = $mpd->stats();
my $songcount = $mpd_stats->{songs};
my $last_update = $mpd_stats->{db_update};
if (!-f "$db_file" || stat("$db_file")->mtime < $last_update) {
my $times = int($songcount / 1000 + 1);
my @db;
# since mpd will silently fail, if response is larger than command buffer, let's split the search.
my $chunk_size = 1000;
for (my $i=0;$i<=$songcount;$i+=$chunk_size) {
my $endnumber = $i+$chunk_size;
my @temp_db = $mpd->search('filename', '', 'window', "$i:$endnumber");
push @db, @temp_db;
}
# only save relevant tags to keep messagepack file small
# note: maybe use a proper database instead? See list_album function.
my @filtered = map { {$_->%{'Album', 'Artist', 'Date', 'AlbumArtist', 'Title', 'Track', 'uri', 'Last-Modified'}} } @db;
pack_msgpack(\@filtered);
}
}
sub backend_call {
my ($in, $fields) = @_;
my $input;
my $out;
$fields //= "1,2,3";
my %backends = (
fzf => [ qw(fzf
--reverse
--no-sort
-m
-e
-i
-d
\t
--tabstop=4
+s
--ansi),
"--with-nth=$fields"
],
rofi => [
'rofi',
'-width',
'1300',
'-dmenu',
'-i',
'-p',
' >'
]
);
my $handle = start $backends{$backend} // die('backend not found'), \$input, \$out;
$input = join "", (@{$in});
finish $handle or die "No selection";
return $out;
}
sub pack_msgpack {
my ($filtered_db) = @_;
my $msg = Data::MessagePack->pack($filtered_db);
my $filename = "$db_file";
open(my $out, '>:raw', $filename) or die "Could not open file '$filename' $!";
print $out $msg;
close $out;
}
sub unpack_msgpack {
my $mp = Data::MessagePack->new->utf8();
my $msgpack = read_binary("$db_file");
my $rdb = $mp->unpack($msgpack);
return $rdb;
}
sub do_action {
my @action_items = ("Add\n", "Replace\n");
my $action = backend_call(\@action_items);
if ($action eq "Replace\n") {
$mpd->clear();
}
if ($action eq "Replace\n") {
$mpd->play();
}
my $input;
my ($in) = @_;
foreach my $line (split /\n/, $in) {
print "${line}x\n";
my $uri = (split /[\t\n]/, $line)[-1];
print "${uri}x\n";
$mpd->add($uri);
}
}
# read messagepack file and output strings
sub list_albums {
my ($rdb) = @_;
$rdb //= unpack_msgpack();
my @album_db = do {my %seen; grep { !defined($_->{AlbumArtist}) or !defined($_->{Album}) or
!defined($_->{Date}) or !$seen{$_->{AlbumArtist}}{$_->{Album}}{$_->{Date}}++ } @{$rdb}};
my @sorted_db = sort { lc($a->{AlbumArtist}) cmp lc($b->{AlbumArtist}) } @album_db;
# push list to rofi and receive selected item
my @output;
my $in;
for my $entry (@sorted_db) {
my $album_dir = dirname($entry->{uri});
$album_dir =~ s/\/CD.*$//g;
$in = sprintf "%-${albumartist_l}.${albumartist_l}s\t%-${date_l}.${date_l}s\t%-${album_l}.${album_l}s\t%s\n", $entry->{AlbumArtist},$entry->{Date}, $entry->{Album}, $album_dir;
push @output, $in;
}
my $out = backend_call(\@output, "1,2,3");
do_action($out);
list_albums($rdb);
}
sub list_tracks {
my ($rdb) = @_;
$rdb //= unpack_msgpack();
my @output;
my $in;
for my $entry (@{$rdb}) {
$in = sprintf "%-${track_l}.${track_l}s\t%-${title_l}.${title_l}s\t%-${artist_l}.${artist_l}s\t%-${album_l}.${album_l}s\t%-s\n", $entry->@{qw/Track Title Artist Album uri/};
push @output, $in;
}
my $out = backend_call(\@output, "1,2,3,4");
do_action($out);
list_tracks($rdb)
}
main;
|
