+ Playlist::PLS

lib/Playlist/PLS.pm

@@ -0,0 +1,73 @@
+package Playlist::PLS;
+
+use strict;
+use warnings;
+
+our $VERSION = 0.1;
+
+sub new {
+  my ($class) = @_;
+
+  return bless({ items => [] }, $class);
+}
+
+sub items {
+  my ($self) = @_;
+
+  return wantarray ? @{$self->{items}} : $self->{items};
+}
+
+sub add {
+  my ($self, %args) = @_;
+
+  foreach my $key (qw(file title)) {
+    next if $args{$key};
+    return "Missing '$key' parameter";
+  }
+
+  $self->{items} //= [];
+  push @{$self->{items}}, {
+    file   => $args{file},
+    title  => $args{title},
+    length => $args{length} || "-1",
+  };
+
+  return;
+}
+
+sub load {
+  my ($self, $file) = @_;
+
+  $self->{items} = [];
+
+  open(my $FH, "<", $file) or return $!;
+  my @lines = <$FH>;
+  close($FH);
+  chomp for @lines;
+
+  # safeguard
+  return "Not looks like playlist"
+    unless grep { $_ eq "[playlist]" } @lines;
+
+  my $count = 0;
+  foreach my $line (@lines) {
+    if ($line =~ m/(File|Title|Length)(\d+)\s*=\s*(.*)/oi) {
+      my ($key, $num, $value) = (lc($1), $2 - 1, $3);
+      $value =~ s/(^\s*|\s*$)//og;
+      $self->{items}->[$num] //= {};
+      $self->{items}->[$num]->{$key} = $value;
+      next;
+    }
+    if ($line =~ m/numberofentries\s*=\s*(\d+)/oi) {
+      $count = $1;
+      next;
+    }
+  }
+
+  warn "Number of entries not matches parsed items"
+    if ($count != scalar @{$self->{items}});
+
+  return $self->items;
+}
+
+1;