line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
|
|
|
|
|
|
|
package Plack::Middleware::Signposting::JSON; |
2
|
|
|
|
|
|
|
|
3
|
2
|
|
|
2
|
|
52392
|
use strict; |
|
2
|
|
|
|
|
5
|
|
|
2
|
|
|
|
|
49
|
|
4
|
2
|
|
|
2
|
|
8
|
use warnings; |
|
2
|
|
|
|
|
4
|
|
|
2
|
|
|
|
|
46
|
|
5
|
|
|
|
|
|
|
|
6
|
2
|
|
|
2
|
|
401
|
use parent 'Plack::Middleware'; |
|
2
|
|
|
|
|
224
|
|
|
2
|
|
|
|
|
10
|
|
7
|
2
|
|
|
2
|
|
11654
|
use JSON qw(decode_json); |
|
2
|
|
|
|
|
7275
|
|
|
2
|
|
|
|
|
9
|
|
8
|
2
|
|
|
2
|
|
1022
|
use Plack::Request; |
|
2
|
|
|
|
|
92315
|
|
|
2
|
|
|
|
|
64
|
|
9
|
2
|
|
|
2
|
|
17
|
use Plack::Util::Accessor qw(fix); |
|
2
|
|
|
|
|
6
|
|
|
2
|
|
|
|
|
18
|
|
10
|
2
|
|
|
2
|
|
872
|
use Catmandu; |
|
2
|
|
|
|
|
393091
|
|
|
2
|
|
|
|
|
12
|
|
11
|
2
|
|
|
2
|
|
393
|
use Catmandu::Fix; |
|
2
|
|
|
|
|
4
|
|
|
2
|
|
|
|
|
683
|
|
12
|
|
|
|
|
|
|
|
13
|
|
|
|
|
|
|
our $VERSION = '0.02'; |
14
|
|
|
|
|
|
|
|
15
|
|
|
|
|
|
|
sub call { |
16
|
1
|
|
|
1
|
1
|
14855
|
my ($self, $env) = @_; |
17
|
|
|
|
|
|
|
|
18
|
1
|
|
|
|
|
8
|
my $request = Plack::Request->new($env); |
19
|
1
|
|
|
|
|
18
|
my $res = $self->app->($env); |
20
|
|
|
|
|
|
|
|
21
|
|
|
|
|
|
|
# only get/head requests |
22
|
1
|
50
|
|
|
|
46
|
return $res unless $request->method =~ m{^get|head$}i; |
23
|
|
|
|
|
|
|
|
24
|
|
|
|
|
|
|
# see http://search.cpan.org/~miyagawa/Plack-1.0044/lib/Plack/Middleware.pm#RESPONSE_CALLBACK |
25
|
|
|
|
|
|
|
return $self->response_cb($res, sub { |
26
|
1
|
|
|
1
|
|
24
|
my $res = shift; |
27
|
|
|
|
|
|
|
|
28
|
1
|
|
50
|
|
|
5
|
my $content_type = Plack::Util::header_get($res->[1], 'Content-Type') || ''; |
29
|
|
|
|
|
|
|
# only json responses |
30
|
1
|
50
|
|
|
|
30
|
return unless $content_type =~ m{^application/json}i; |
31
|
|
|
|
|
|
|
# ignore streaming response for now |
32
|
1
|
50
|
|
|
|
5
|
return unless ref $res->[2] eq 'ARRAY'; |
33
|
|
|
|
|
|
|
|
34
|
1
|
|
|
|
|
2
|
my $body = join('', @{$res->[2]}); |
|
1
|
|
|
|
|
16
|
|
35
|
1
|
|
|
|
|
126
|
my $data = decode_json($body); |
36
|
|
|
|
|
|
|
|
37
|
1
|
50
|
33
|
|
|
9
|
if (ref $data && ref $data eq 'ARRAY') { |
38
|
1
|
|
|
|
|
3
|
$data = $data->[0]; |
39
|
|
|
|
|
|
|
} |
40
|
|
|
|
|
|
|
|
41
|
|
|
|
|
|
|
# harcoded fix file |
42
|
1
|
50
|
|
|
|
13
|
my $fix = $self->fix ? $self->fix : 'nothing()'; |
43
|
1
|
|
|
|
|
20
|
my $fixer = Catmandu::Fix->new(fixes => [$fix]); |
44
|
1
|
|
|
|
|
1722
|
$fixer->fix($data); |
45
|
|
|
|
|
|
|
|
46
|
|
|
|
|
|
|
# add information to the 'Link' header |
47
|
1
|
50
|
|
|
|
117078
|
if ($data->{signs}) { |
48
|
|
|
|
|
|
|
Plack::Util::header_push( |
49
|
|
|
|
|
|
|
$res->[1], |
50
|
1
|
|
|
|
|
4
|
'Link' => $self->_to_link_format( @{$data->{signs}} ) |
|
1
|
|
|
|
|
9
|
|
51
|
|
|
|
|
|
|
); |
52
|
|
|
|
|
|
|
} |
53
|
1
|
|
|
|
|
23
|
}); |
54
|
|
|
|
|
|
|
} |
55
|
|
|
|
|
|
|
|
56
|
|
|
|
|
|
|
# produces the link format |
57
|
|
|
|
|
|
|
sub _to_link_format { |
58
|
1
|
|
|
1
|
|
4
|
my ($self, @signs) = @_; |
59
|
|
|
|
|
|
|
|
60
|
|
|
|
|
|
|
my $body = join(", ", map { |
61
|
1
|
|
|
|
|
3
|
my ($uri, $relation, $type) = @$_; |
|
3
|
|
|
|
|
6
|
|
62
|
3
|
|
|
|
|
9
|
my $link_text = qq|<$uri>; rel="$relation"|; |
63
|
3
|
50
|
|
|
|
9
|
$link_text .= qq|; type="$type"| if $type; |
64
|
3
|
|
|
|
|
9
|
$link_text; |
65
|
|
|
|
|
|
|
} @signs); |
66
|
|
|
|
|
|
|
|
67
|
1
|
|
|
|
|
22
|
$body; |
68
|
|
|
|
|
|
|
} |
69
|
|
|
|
|
|
|
|
70
|
|
|
|
|
|
|
1; |
71
|
|
|
|
|
|
|
|
72
|
|
|
|
|
|
|
__END__ |
73
|
|
|
|
|
|
|
|
74
|
|
|
|
|
|
|
=encoding utf-8 |
75
|
|
|
|
|
|
|
|
76
|
|
|
|
|
|
|
=head1 NAME |
77
|
|
|
|
|
|
|
|
78
|
|
|
|
|
|
|
Plack::Middleware::Signposting::JSON - A Signposting implementation from JSON content |
79
|
|
|
|
|
|
|
|
80
|
|
|
|
|
|
|
=begin markdown |
81
|
|
|
|
|
|
|
|
82
|
|
|
|
|
|
|
[![Build Status](https://travis-ci.org/LibreCat/Plack-Middleware-Signposting.svg?branch=master)](https://travis-ci.org/LibreCat/Plack-Middleware-Signposting) |
83
|
|
|
|
|
|
|
[![Coverage Status](https://coveralls.io/repos/github/LibreCat/Plack-Middleware-Signposting/badge.svg?branch=master)](https://coveralls.io/github/LibreCat/Plack-Middleware-Signposting?branch=master) |
84
|
|
|
|
|
|
|
|
85
|
|
|
|
|
|
|
=end markdown |
86
|
|
|
|
|
|
|
|
87
|
|
|
|
|
|
|
|
88
|
|
|
|
|
|
|
=head1 SYNOPSIS |
89
|
|
|
|
|
|
|
|
90
|
|
|
|
|
|
|
builder { |
91
|
|
|
|
|
|
|
enable "Plack::Middleware::Signposting::JSON"; |
92
|
|
|
|
|
|
|
|
93
|
|
|
|
|
|
|
sub {200, ['Content-Type' => 'text/plain'], ['hello world']}; |
94
|
|
|
|
|
|
|
}; |
95
|
|
|
|
|
|
|
|
96
|
|
|
|
|
|
|
=head1 DESCRIPTION |
97
|
|
|
|
|
|
|
|
98
|
|
|
|
|
|
|
Plack::Middleware::Signposting::JSON is a base class for Signposting(https://signposting.org) protocol. |
99
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
=head1 AUTHOR |
101
|
|
|
|
|
|
|
|
102
|
|
|
|
|
|
|
Nicolas Steenlant, C<< <nicolas.steenlant at ugent.be> >> |
103
|
|
|
|
|
|
|
|
104
|
|
|
|
|
|
|
Vitali Peil, C<< <vitali.peil at uni-bielefeld.de> >> |
105
|
|
|
|
|
|
|
|
106
|
|
|
|
|
|
|
=head1 COPYRIGHT |
107
|
|
|
|
|
|
|
|
108
|
|
|
|
|
|
|
Copyright 2017 - Vitali Peil |
109
|
|
|
|
|
|
|
|
110
|
|
|
|
|
|
|
=head1 LICENSE |
111
|
|
|
|
|
|
|
|
112
|
|
|
|
|
|
|
This library is free software; you can redistribute it and/or modify |
113
|
|
|
|
|
|
|
it under the same terms as Perl itself. |
114
|
|
|
|
|
|
|
|
115
|
|
|
|
|
|
|
=head1 SEE ALSO |
116
|
|
|
|
|
|
|
|
117
|
|
|
|
|
|
|
=cut |