* Subtitle::SSA::Header : great simplification

lib/Subtitle/SSA/Header.pm

@@ -9,103 +9,41 @@ use overload
 ;
 
 sub new {
-  my ($class, %opts) = @_;
+  my ($class) = @_;
   my $self = {
-   _eol   => "\n",
+   name   => undef,
-   _vers  => 'ass',
+   value  => '',
-   _error => undef,
-   _order => [],
   };
-  if ($opts{version} and $opts{version} =~ m{^(ssa|ass)$}oi) {
-    $self->{_vers} = lc($opts{version});
-  }
   return bless($self, $class);
 }
 
-sub error {
-  my ($self, $text) = @_;
-
-  if (defined $text) {
-    $self->{_error} = $text;
-    return;
-  }
-  return $self->{_error};
-}
-
 sub hash_key {
-  my ($self, $name) = @_;
+  my ($self) = @_;
-  $name = lc($name);
+  my $key = lc($self->{name});
-  $name =~ s{[\ \t]}{}go;
+  $key =~ s{\s+}{}go;
-  return $name;
+  return $key;
-}
-
-sub get {
-  my ($self, $name) = @_;
-
-  $name = $self->hash_key($name);
-  if ($name eq 'scripttype') {
-   return ($self->{_vers} eq 'ass') ? 'v4.00+' : 'v4.00' ;
-  }
-  return if not exists $self->{$name};
-  return $self->{$name}->{value};
-}
-
-sub set {
-  my ($self, $name, $value) = @_;
-
-  my $data = {
-    name  => $name,
-    value => $value,
-  };
-  $name = $self->hash_key($name);
-  if ($name eq 'scripttype') {
-    if ($value =~ m{v4\.00$}o) {
-      $self->{_vers} = 'ssa';
-    } elsif ($value =~ m{v4\.00\+$}o) {
-      $self->{_vers} = 'ass';
-    }
-    return;
-  }
-  push @{ $self->{_order} }, $name
-    if not exists $self->{$name};
-  $self->{$name} = $data;
-
-  return;
 }
 
 sub parse {
   my ($self, $line) = @_;
 
   return unless $line;
-  return 1 if $line =~ m{^\s*;}o; # comment
+  return if $line =~ m{^ \s* ;}xo; # comment
 
   chomp $line;
   $line =~ s{^\s+}{}o;
   $line =~ s{\s+$}{}o;
   my ($name, $value) = split /\s*:\s*/, $line, 2;
 
-  $self->set($name, $value);
+  $self->{name}  = $name;
+  $self->{value} = $value;
   return 1;
 }
 
 sub to_string {
   my ($self) = @_;
-  my ($vers, $out);
-
-  $vers = ($self->{_vers} eq 'ass') ? 'v4.00+' : 'v4.00' ;
-
-  $out  = "[Script Info]"                  . $self->{_eol};
-  $out .= "; generated with Subtitle::SSA" . $self->{_eol};
-  $out .= "ScriptType: $vers"              . $self->{_eol};
-
-  foreach my $key (@{ $self->{_order} }) {
-    my $name  = $self->{$key}->{name};
-    my $value = $self->{$key}->{value};
-    $out .= "$name: $value" . $self->{_eol};
-  }
-  $out .= $self->{_eol};
 
-  return $out;
+  return $self->{name} . ': ' . $self->{value};
 }
 
 1;