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inc/Module/Install/Metadata.pm view on Meta::CPAN

#line 1
package Module::Install::Metadata;

use strict 'vars';
use Module::Install::Base ();

use vars qw{$VERSION @ISA $ISCORE};
BEGIN {
	$VERSION = '1.06';
	@ISA     = 'Module::Install::Base';
	$ISCORE  = 1;
}

my @boolean_keys = qw{
	sign
};

my @scalar_keys = qw{
	name
	module_name
	abstract
	version
	distribution_type
	tests
	installdirs
};

my @tuple_keys = qw{
	configure_requires
	build_requires
	requires
	recommends
	bundles
	resources
};

my @resource_keys = qw{
	homepage
	bugtracker
	repository
};

my @array_keys = qw{
	keywords
	author
};

*authors = \&author;

sub Meta              { shift          }
sub Meta_BooleanKeys  { @boolean_keys  }
sub Meta_ScalarKeys   { @scalar_keys   }
sub Meta_TupleKeys    { @tuple_keys    }
sub Meta_ResourceKeys { @resource_keys }
sub Meta_ArrayKeys    { @array_keys    }

foreach my $key ( @boolean_keys ) {
	*$key = sub {
		my $self = shift;
		if ( defined wantarray and not @_ ) {
			return $self->{values}->{$key};
		}
		$self->{values}->{$key} = ( @_ ? $_[0] : 1 );
		return $self;
	};
}

foreach my $key ( @scalar_keys ) {
	*$key = sub {
		my $self = shift;
		return $self->{values}->{$key} if defined wantarray and !@_;
		$self->{values}->{$key} = shift;
		return $self;
	};
}

foreach my $key ( @array_keys ) {
	*$key = sub {
		my $self = shift;
		return $self->{values}->{$key} if defined wantarray and !@_;
		$self->{values}->{$key} ||= [];
		push @{$self->{values}->{$key}}, @_;
		return $self;
	};
}

foreach my $key ( @resource_keys ) {
	*$key = sub {
		my $self = shift;
		unless ( @_ ) {
			return () unless $self->{values}->{resources};
			return map  { $_->[1] }
			       grep { $_->[0] eq $key }
			       @{ $self->{values}->{resources} };
		}
		return $self->{values}->{resources}->{$key} unless @_;
		my $uri = shift or die(
			"Did not provide a value to $key()"
		);
		$self->resources( $key => $uri );
		return 1;
	};
}

foreach my $key ( grep { $_ ne "resources" } @tuple_keys) {
	*$key = sub {
		my $self = shift;
		return $self->{values}->{$key} unless @_;

inc/Module/Install/Metadata.pm view on Meta::CPAN

	if ( $self->{values}->{dynamic_config} ) {
		# Once dynamic we never change to static, for safety
		return 0;
	}
	$self->{values}->{dynamic_config} = $value ? 1 : 0;
	return 1;
}

# Convenience command
sub static_config {
	shift->dynamic_config(0);
}

sub perl_version {
	my $self = shift;
	return $self->{values}->{perl_version} unless @_;
	my $version = shift or die(
		"Did not provide a value to perl_version()"
	);

	# Normalize the version
	$version = $self->_perl_version($version);

	# We don't support the really old versions
	unless ( $version >= 5.005 ) {
		die "Module::Install only supports 5.005 or newer (use ExtUtils::MakeMaker)\n";
	}

	$self->{values}->{perl_version} = $version;
}

sub all_from {
	my ( $self, $file ) = @_;

	unless ( defined($file) ) {
		my $name = $self->name or die(
			"all_from called with no args without setting name() first"
		);
		$file = join('/', 'lib', split(/-/, $name)) . '.pm';
		$file =~ s{.*/}{} unless -e $file;
		unless ( -e $file ) {
			die("all_from cannot find $file from $name");
		}
	}
	unless ( -f $file ) {
		die("The path '$file' does not exist, or is not a file");
	}

	$self->{values}{all_from} = $file;

	# Some methods pull from POD instead of code.
	# If there is a matching .pod, use that instead
	my $pod = $file;
	$pod =~ s/\.pm$/.pod/i;
	$pod = $file unless -e $pod;

	# Pull the different values
	$self->name_from($file)         unless $self->name;
	$self->version_from($file)      unless $self->version;
	$self->perl_version_from($file) unless $self->perl_version;
	$self->author_from($pod)        unless @{$self->author || []};
	$self->license_from($pod)       unless $self->license;
	$self->abstract_from($pod)      unless $self->abstract;

	return 1;
}

sub provides {
	my $self     = shift;
	my $provides = ( $self->{values}->{provides} ||= {} );
	%$provides = (%$provides, @_) if @_;
	return $provides;
}

sub auto_provides {
	my $self = shift;
	return $self unless $self->is_admin;
	unless (-e 'MANIFEST') {
		warn "Cannot deduce auto_provides without a MANIFEST, skipping\n";
		return $self;
	}
	# Avoid spurious warnings as we are not checking manifest here.
	local $SIG{__WARN__} = sub {1};
	require ExtUtils::Manifest;
	local *ExtUtils::Manifest::manicheck = sub { return };

	require Module::Build;
	my $build = Module::Build->new(
		dist_name    => $self->name,
		dist_version => $self->version,
		license      => $self->license,
	);
	$self->provides( %{ $build->find_dist_packages || {} } );
}

sub feature {
	my $self     = shift;
	my $name     = shift;
	my $features = ( $self->{values}->{features} ||= [] );
	my $mods;

	if ( @_ == 1 and ref( $_[0] ) ) {
		# The user used ->feature like ->features by passing in the second
		# argument as a reference.  Accomodate for that.
		$mods = $_[0];
	} else {
		$mods = \@_;
	}

	my $count = 0;
	push @$features, (
		$name => [
			map {
				ref($_) ? ( ref($_) eq 'HASH' ) ? %$_ : @$_ : $_
			} @$mods
		]
	);

	return @$features;
}

inc/Module/Install/Metadata.pm view on Meta::CPAN

	my ( $self, $file ) = @_;
	$self->abstract(
		bless(
			{ DISTNAME => $self->name },
			'ExtUtils::MM_Unix'
		)->parse_abstract($file)
	);
}

# Add both distribution and module name
sub name_from {
	my ($self, $file) = @_;
	if (
		Module::Install::_read($file) =~ m/
		^ \s*
		package \s*
		([\w:]+)
		\s* ;
		/ixms
	) {
		my ($name, $module_name) = ($1, $1);
		$name =~ s{::}{-}g;
		$self->name($name);
		unless ( $self->module_name ) {
			$self->module_name($module_name);
		}
	} else {
		die("Cannot determine name from $file\n");
	}
}

sub _extract_perl_version {
	if (
		$_[0] =~ m/
		^\s*
		(?:use|require) \s*
		v?
		([\d_\.]+)
		\s* ;
		/ixms
	) {
		my $perl_version = $1;
		$perl_version =~ s{_}{}g;
		return $perl_version;
	} else {
		return;
	}
}

sub perl_version_from {
	my $self = shift;
	my $perl_version=_extract_perl_version(Module::Install::_read($_[0]));
	if ($perl_version) {
		$self->perl_version($perl_version);
	} else {
		warn "Cannot determine perl version info from $_[0]\n";
		return;
	}
}

sub author_from {
	my $self    = shift;
	my $content = Module::Install::_read($_[0]);
	if ($content =~ m/
		=head \d \s+ (?:authors?)\b \s*
		([^\n]*)
		|
		=head \d \s+ (?:licen[cs]e|licensing|copyright|legal)\b \s*
		.*? copyright .*? \d\d\d[\d.]+ \s* (?:\bby\b)? \s*
		([^\n]*)
	/ixms) {
		my $author = $1 || $2;

		# XXX: ugly but should work anyway...
		if (eval "require Pod::Escapes; 1") {
			# Pod::Escapes has a mapping table.
			# It's in core of perl >= 5.9.3, and should be installed
			# as one of the Pod::Simple's prereqs, which is a prereq
			# of Pod::Text 3.x (see also below).
			$author =~ s{ E<( (\d+) | ([A-Za-z]+) )> }
			{
				defined $2
				? chr($2)
				: defined $Pod::Escapes::Name2character_number{$1}
				? chr($Pod::Escapes::Name2character_number{$1})
				: do {
					warn "Unknown escape: E<$1>";
					"E<$1>";
				};
			}gex;
		}
		elsif (eval "require Pod::Text; 1" && $Pod::Text::VERSION < 3) {
			# Pod::Text < 3.0 has yet another mapping table,
			# though the table name of 2.x and 1.x are different.
			# (1.x is in core of Perl < 5.6, 2.x is in core of
			# Perl < 5.9.3)
			my $mapping = ($Pod::Text::VERSION < 2)
				? \%Pod::Text::HTML_Escapes
				: \%Pod::Text::ESCAPES;
			$author =~ s{ E<( (\d+) | ([A-Za-z]+) )> }
			{
				defined $2
				? chr($2)
				: defined $mapping->{$1}
				? $mapping->{$1}
				: do {
					warn "Unknown escape: E<$1>";
					"E<$1>";
				};
			}gex;
		}
		else {
			$author =~ s{E<lt>}{<}g;
			$author =~ s{E<gt>}{>}g;
		}
		$self->author($author);
	} else {
		warn "Cannot determine author info from $_[0]\n";
	}
}

#Stolen from M::B
my %license_urls = (
    perl         => 'http://dev.perl.org/licenses/',
    apache       => 'http://apache.org/licenses/LICENSE-2.0',
    apache_1_1   => 'http://apache.org/licenses/LICENSE-1.1',
    artistic     => 'http://opensource.org/licenses/artistic-license.php',
    artistic_2   => 'http://opensource.org/licenses/artistic-license-2.0.php',
    lgpl         => 'http://opensource.org/licenses/lgpl-license.php',
    lgpl2        => 'http://opensource.org/licenses/lgpl-2.1.php',
    lgpl3        => 'http://opensource.org/licenses/lgpl-3.0.html',
    bsd          => 'http://opensource.org/licenses/bsd-license.php',
    gpl          => 'http://opensource.org/licenses/gpl-license.php',
    gpl2         => 'http://opensource.org/licenses/gpl-2.0.php',
    gpl3         => 'http://opensource.org/licenses/gpl-3.0.html',
    mit          => 'http://opensource.org/licenses/mit-license.php',
    mozilla      => 'http://opensource.org/licenses/mozilla1.1.php',
    open_source  => undef,
    unrestricted => undef,
    restrictive  => undef,
    unknown      => undef,
);

sub license {
	my $self = shift;
	return $self->{values}->{license} unless @_;
	my $license = shift or die(
		'Did not provide a value to license()'
	);
	$license = __extract_license($license) || lc $license;
	$self->{values}->{license} = $license;

	# Automatically fill in license URLs
	if ( $license_urls{$license} ) {
		$self->resources( license => $license_urls{$license} );
	}

	return 1;
}

sub _extract_license {
	my $pod = shift;
	my $matched;
	return __extract_license(
		($matched) = $pod =~ m/
			(=head \d \s+ L(?i:ICEN[CS]E|ICENSING)\b.*?)
			(=head \d.*|=cut.*|)\z
		/xms
	) || __extract_license(
		($matched) = $pod =~ m/
			(=head \d \s+ (?:C(?i:OPYRIGHTS?)|L(?i:EGAL))\b.*?)
			(=head \d.*|=cut.*|)\z
		/xms
	);
}

sub __extract_license {
	my $license_text = shift or return;

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