File Coverage

blib/lib/CGI/Pure/Save.pm

Criterion	Covered	Total	%
statement	47	50	94.0
branch	6	8	75.0
condition	4	9	44.4
subroutine	10	10	100.0
pod	3	3	100.0
total	70	80	87.5

package CGI::Pure::Save;

use strict;
use warnings;

use Class::Utils qw(set_params);
use English qw(-no_match_vars);
use Error::Pure qw(err);
use Readonly;
use URI::Escape;

# Constants.
Readonly::Scalar my $EMPTY_STR => q{};

our $VERSION = 0.09;

# Constructor.
sub new {
	my ($class, @params) = @_;
	my $self = bless {}, $class;

	# CGI::Pure object.
	$self->{'cgi_pure'} = $EMPTY_STR;

	# Process params.
	set_params($self, @params);

	# CGI::Pure object not exist.
	if (! $self->{'cgi_pure'} || ! $self->{'cgi_pure'}->isa('CGI::Pure')) {
		err 'CGI::Pure object doesn\'t define.';
	}

	# Object.
	return $self;
}

# Load parameters from file.
sub load {
	my ($self, $fh) = @_;
	if (! $fh || ! fileno $fh) {
		err 'Invalid filehandle.';
	}
	local $INPUT_RECORD_SEPARATOR = "\n";
	while (my $pair = <$fh>) {
		chomp $pair;
		if ($pair eq q{=}) {
			return;
		}
		$self->{'cgi_pure'}->_parse_params($pair);
	}
	return;
}

# Save parameters to file.
sub save {
	my ($self, $fh) = @_;
	local $OUTPUT_FIELD_SEPARATOR = $EMPTY_STR;
	local $OUTPUT_RECORD_SEPARATOR = $EMPTY_STR;
	if (! $fh || ! fileno $fh) {
		err 'Invalid filehandle.';
	}
	foreach my $param ($self->{'cgi_pure'}->param) {
		foreach my $value ($self->{'cgi_pure'}->param($param)) {
			print {$fh} uri_escape($param), '=',
				uri_escape($value), "\n";
		}
	}
	print {$fh} "=\n";
	return;
}

1;

__END__