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

		^ \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;

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

sub requires_from {
	my $self     = shift;
	my $content  = Module::Install::_readperl($_[0]);
	my @requires = $content =~ m/^use\s+([^\W\d]\w*(?:::\w+)*)\s+(v?[\d\.]+)/mg;
	while ( @requires ) {
		my $module  = shift @requires;
		my $version = shift @requires;
		$self->requires( $module => $version );
	}
}

sub test_requires_from {
	my $self     = shift;
	my $content  = Module::Install::_readperl($_[0]);
	my @requires = $content =~ m/^use\s+([^\W\d]\w*(?:::\w+)*)\s+([\d\.]+)/mg;
	while ( @requires ) {
		my $module  = shift @requires;
		my $version = shift @requires;
		$self->test_requires( $module => $version );
	}
}

# Convert triple-part versions (eg, 5.6.1 or 5.8.9) to
# numbers (eg, 5.006001 or 5.008009).
# Also, convert double-part versions (eg, 5.8)
sub _perl_version {
	my $v = $_[-1];
	$v =~ s/^([1-9])\.([1-9]\d?\d?)$/sprintf("%d.%03d",$1,$2)/e;
	$v =~ s/^([1-9])\.([1-9]\d?\d?)\.(0|[1-9]\d?\d?)$/sprintf("%d.%03d%03d",$1,$2,$3 || 0)/e;
	$v =~ s/(\.\d\d\d)000$/$1/;
	$v =~ s/_.+$//;
	if ( ref($v) ) {
		# Numify
		$v = $v + 0;
	}
	return $v;
}

sub add_metadata {
    my $self = shift;
    my %hash = @_;
    for my $key (keys %hash) {
        warn "add_metadata: $key is not prefixed with 'x_'.\n" .
             "Use appopriate function to add non-private metadata.\n" unless $key =~ /^x_/;
        $self->{values}->{$key} = $hash{$key};
    }
}


######################################################################
# MYMETA Support

sub WriteMyMeta {
	die "WriteMyMeta has been deprecated";
}

sub write_mymeta_yaml {
	my $self = shift;

	# We need YAML::Tiny to write the MYMETA.yml file
	unless ( eval { require YAML::Tiny; 1; } ) {
		return 1;
	}

	# Generate the data
	my $meta = $self->_write_mymeta_data or return 1;

	# Save as the MYMETA.yml file
	print "Writing MYMETA.yml\n";
	YAML::Tiny::DumpFile('MYMETA.yml', $meta);
}

sub write_mymeta_json {
	my $self = shift;

	# We need JSON to write the MYMETA.json file
	unless ( eval { require JSON; 1; } ) {
		return 1;
	}

	# Generate the data
	my $meta = $self->_write_mymeta_data or return 1;

	# Save as the MYMETA.yml file
	print "Writing MYMETA.json\n";
	Module::Install::_write(
		'MYMETA.json',
		JSON->new->pretty(1)->canonical->encode($meta),
	);
}

sub _write_mymeta_data {
	my $self = shift;

	# If there's no existing META.yml there is nothing we can do
	return undef unless -f 'META.yml';

	# We need Parse::CPAN::Meta to load the file
	unless ( eval { require Parse::CPAN::Meta; 1; } ) {
		return undef;
	}

	# Merge the perl version into the dependencies
	my $val  = $self->Meta->{values};
	my $perl = delete $val->{perl_version};
	if ( $perl ) {
		$val->{requires} ||= [];
		my $requires = $val->{requires};

		# Canonize to three-dot version after Perl 5.6
		if ( $perl >= 5.006 ) {
			$perl =~ s{^(\d+)\.(\d\d\d)(\d*)}{join('.', $1, int($2||0), int($3||0))}e
		}
		unshift @$requires, [ perl => $perl ];
	}

	# Load the advisory META.yml file
	my @yaml = Parse::CPAN::Meta::LoadFile('META.yml');
	my $meta = $yaml[0];

	# Overwrite the non-configure dependency hashes
	delete $meta->{requires};
	delete $meta->{build_requires};
	delete $meta->{recommends};
	if ( exists $val->{requires} ) {
		$meta->{requires} = { map { @$_ } @{ $val->{requires} } };
	}
	if ( exists $val->{build_requires} ) {
		$meta->{build_requires} = { map { @$_ } @{ $val->{build_requires} } };
	}

	return $meta;
}

1;