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|
#line 1 "inc/Module/Install/Metadata.pm - /opt/perl-5.8.3/lib/site_perl/5.8.3/Module/Install/Metadata.pm"
# $File: //depot/cpan/Module-Install/lib/Module/Install/Metadata.pm $ $Author: autrijus $
# $Revision: #32 $ $Change: 1885 $ $DateTime: 2004/03/11 05:55:27 $ vim: expandtab shiftwidth=4
package Module::Install::Metadata;
use Module::Install::Base; @ISA = qw(Module::Install::Base);
$VERSION = '0.04';
use strict 'vars';
use vars qw($VERSION);
sub Meta { shift }
my @scalar_keys = qw(
name module_name version abstract author license
distribution_type sign perl_version
);
my @tuple_keys = qw(build_requires requires recommends bundles);
foreach my $key (@scalar_keys) {
*$key = sub {
my $self = shift;
return $self->{'values'}{$key} unless @_;
$self->{'values'}{$key} = shift;
return $self;
};
}
foreach my $key (@tuple_keys) {
*$key = sub {
my $self = shift;
return $self->{'values'}{$key} unless @_;
my @rv;
while (@_) {
my $module = shift or last;
my $version = shift || 0;
if ($module eq 'perl') {
$version =~ s{^(\d+)\.(\d+)\.(\d+)}
{$1 + $2/1_000 + $3/1_000_000}e;
$self->perl_version($version);
next;
}
my $rv = [$module, $version];
push @{$self->{'values'}{$key}}, $rv;
push @rv, $rv;
}
return @rv;
};
}
sub features {
my $self = shift;
while (my ($name, $mods) = splice(@_, 0, 2)) {
my $count = 0;
push @{$self->{'values'}{'features'}}, ($name => [
map { (++$count % 2 and ref($_) and ($count += $#$_)) ? @$_ : $_ } @$mods
] );
}
return @{$self->{'values'}{'features'}};
}
sub no_index {
my $self = shift;
my $type = shift;
push @{$self->{'values'}{'no_index'}{$type}}, @_ if $type;
return $self->{'values'}{'no_index'};
}
sub _dump {
my $self = shift;
my $package = ref($self->_top);
my $version = $self->_top->VERSION;
my %values = %{$self->{'values'}};
delete $values{sign};
if (my $perl_version = delete $values{perl_version}) {
# Always canonical to three-dot version
$perl_version =~ s{^(\d+)\.(\d\d\d)(\d*)}{join('.', $1, int($2), int($3))}e
if $perl_version >= 5.006;
$values{requires} = [
[perl => $perl_version],
@{$values{requires}||[]},
];
}
warn "No license specified, setting license = 'unknown'\n"
unless $values{license};
$values{license} ||= 'unknown';
$values{distribution_type} ||= 'module';
$values{name} ||= do {
my $name = $values{module_name};
$name =~ s/::/-/g;
$name;
} if $values{module_name};
if ($values{name} =~ /::/) {
my $name = $values{name};
$name =~ s/::/-/g;
die "Error in name(): '$values{name}' should be '$name'!\n";
}
my $dump = '';
foreach my $key (@scalar_keys) {
$dump .= "$key: $values{$key}\n" if exists $values{$key};
}
foreach my $key (@tuple_keys) {
next unless exists $values{$key};
$dump .= "$key:\n";
foreach (@{$values{$key}}) {
$dump .= " $_->[0]: $_->[1]\n";
}
}
if (my $no_index = $values{no_index}) {
push @{$no_index->{'directory'}}, 'inc';
require YAML;
local $YAML::UseHeader = 0;
$dump .= YAML::Dump({ no_index => $no_index});
}
else {
$dump .= << "META";
no_index:
directory:
- inc
META
}
$dump .= "generated_by: $package version $version\n";
return $dump;
}
sub read {
my $self = shift;
$self->include_deps( 'YAML', 0 );
require YAML;
my $data = YAML::LoadFile( 'META.yml' );
# Call methods explicitly in case user has already set some values.
while ( my ($key, $value) = each %$data ) {
next unless $self->can( $key );
if (ref $value eq 'HASH') {
while (my ($module, $version) = each %$value) {
$self->$key( $module => $version );
}
}
else {
$self->$key( $value );
}
}
return $self;
}
sub write {
my $self = shift;
return $self unless $self->is_admin;
META_NOT_OURS: {
local *FH;
if (open FH, "META.yml") {
while (<FH>) {
last META_NOT_OURS if /^generated_by: Module::Install\b/;
}
return $self if -s FH;
}
}
warn "Writing META.yml\n";
open META, "> META.yml" or warn "Cannot write to META.yml: $!";
print META $self->_dump;
close META;
return $self;
}
sub version_from {
my ($self, $version_from) = @_;
require ExtUtils::MM_Unix;
$self->version(ExtUtils::MM_Unix->parse_version($version_from));
}
sub abstract_from {
my ($self, $abstract_from) = @_;
require ExtUtils::MM_Unix;
$self->abstract(
bless( { DISTNAME => $self->name }, 'ExtUtils::MM_Unix')
->parse_abstract($abstract_from)
);
}
1;
|
