/usr/share/perl5/AtteanX/Serializer/SPARQLXML.pm is in libattean-perl 0.017-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 | =head1 NAME
AtteanX::Serializer::SPARQLXML - SPARQL Results XML Serializer
=head1 VERSION
This document describes AtteanX::Serializer::SPARQLXML version 0.017
=head1 SYNOPSIS
use Attean;
my $s = Attean->get_serializer('SPARQLXML')->new();
$s->serialize_iter_to_io( $fh, $iter );
=head1 DESCRIPTION
...
=head1 ATTRIBUTES
=over 4
=item C<< canonical_media_type >>
=back
=head1 METHODS
=over 4
=cut
use v5.14;
use warnings;
package AtteanX::Serializer::SPARQLXML 0.017 {
use Moo;
use Types::Standard qw(Str ArrayRef);
use Encode qw(encode encode_utf8);
use Scalar::Util qw(blessed);
use Attean::ListIterator;
use List::MoreUtils qw(any);
use namespace::clean;
has 'canonical_media_type' => (is => 'ro', isa => Str, init_arg => undef, default => 'application/sparql-results+xml');
=item C<< media_types >>
Returns a list of media types that identify the format produced by this serializer.
=cut
sub media_types {
return [qw(application/sparql-results+xml)];
}
=item C<< serialize_iter_to_io( $fh, $iterator ) >>
Serializes the L<Attean::API::Binding> objects from C<< $iterator >> to the
L<IO::Handle> object C<< $fh >>.
=cut
sub serialize_iter_to_io {
my $self = shift;
my $fh = shift;
my $iter = shift;
print {$fh} <<"END";
<?xml version="1.0" encoding="utf-8"?>
<sparql xmlns="http://www.w3.org/2005/sparql-results#">
<head>
END
my @vars = @{ $iter->variables };
if ($iter->does('Attean::API::ResultIterator')) {
foreach my $v (@vars) {
print $fh qq(\t<variable name="$v"/>\n);
}
}
print {$fh} <<"END";
</head>
<results>
END
while (my $t = $iter->next()) {
print $fh "\t\t<result>\n";
foreach my $name (@vars) {
my $term = $t->value($name);
if (blessed($term)) {
if ($term->does('Attean::API::IRI')) {
my $label = $term->value;
$label =~ s/&/&/g;
$label =~ s/</</g;
$label =~ s/"/"/g;
$label = encode_utf8($label);
print $fh qq(\t\t\t<binding name="${name}"><uri>${label}</uri></binding>\n);
} elsif ($term->does('Attean::API::Literal')) {
my $label = $term->value;
$label =~ s/&/&/g;
$label =~ s/</</g;
$label =~ s/"/"/g;
$label = encode_utf8($label);
if (my $lang = $term->language) {
$label = qq(<literal xml:lang="${lang}">${label}</literal>);
} elsif (my $dt = $term->datatype) {
$label = qq(<literal datatype=") . $dt->value . qq(">${label}</literal>);
} else {
$label = qq(<literal>${label}</literal>);
}
print $fh qq(\t\t\t<binding name="${name}">${label}</binding>\n);
} elsif ($term->does('Attean::API::Blank')) {
my $label = $term->value;
$label =~ s/&/&/g;
$label =~ s/</</g;
$label =~ s/"/"/g;
$label = encode_utf8($label);
print $fh qq(\t\t\t<binding name="${name}"><bnode>${label}</bnode></binding>\n);
} else {
die "Term object has an unrecognized type: " . ref($term);
}
}
}
print $fh "\t\t</result>\n";
}
print {$fh} "</results>\n";
print {$fh} "</sparql>\n";
return;
}
=item C<< serialize_iter_to_bytes( $fh, $iterator ) >>
Serializes the L<Attean::API::Binding> objects from C<< $iterator >>
and returns the serialization as a UTF-8 encoded byte string.
=cut
sub serialize_iter_to_bytes {
my $self = shift;
my $iter = shift;
my $data = encode('UTF-8', '');
open(my $fh, '>', \$data);
$self->serialize_iter_to_io($fh, $iter);
close($fh);
return $data;
}
with 'Attean::API::ResultSerializer', 'Attean::API::AppendableSerializer';
}
1;
__END__
=back
=head1 BUGS
Please report any bugs or feature requests to through the GitHub web interface
at L<https://github.com/kasei/perlrdf/issues>.
=head1 AUTHOR
Gregory Todd Williams C<< <gwilliams@cpan.org> >>
=head1 COPYRIGHT
Copyright (c) 2014--2016 Gregory Todd Williams. This
program is free software; you can redistribute it and/or modify it under
the same terms as Perl itself.
=cut
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