line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
|
|
|
|
|
|
|
package WWW::GoodData::Agent; |
2
|
|
|
|
|
|
|
|
3
|
|
|
|
|
|
|
=head1 NAME |
4
|
|
|
|
|
|
|
|
5
|
|
|
|
|
|
|
WWW::GoodData::Agent - HTTP client for GoodData JSON-based API |
6
|
|
|
|
|
|
|
|
7
|
|
|
|
|
|
|
=head1 SYNOPSIS |
8
|
|
|
|
|
|
|
|
9
|
|
|
|
|
|
|
use WWW::GoodData::Agent; |
10
|
|
|
|
|
|
|
my $ua = new WWW::GoodData::Agent; |
11
|
|
|
|
|
|
|
my $metadata = $ua->get ('/md'); |
12
|
|
|
|
|
|
|
|
13
|
|
|
|
|
|
|
=head1 DESCRIPTION |
14
|
|
|
|
|
|
|
|
15
|
|
|
|
|
|
|
B is HTTP user agent that makes it easy for follow |
16
|
|
|
|
|
|
|
specifics of the GoodData service API, transparently handles conversion |
17
|
|
|
|
|
|
|
to and from JSON content type and recognizes and handles various kinds |
18
|
|
|
|
|
|
|
of exceptions and error states. |
19
|
|
|
|
|
|
|
|
20
|
|
|
|
|
|
|
It is a subclass of L and follows its semantics unless |
21
|
|
|
|
|
|
|
documented otherwise. |
22
|
|
|
|
|
|
|
|
23
|
|
|
|
|
|
|
=cut |
24
|
|
|
|
|
|
|
|
25
|
1
|
|
|
1
|
|
36495
|
use strict; |
|
1
|
|
|
|
|
2
|
|
|
1
|
|
|
|
|
42
|
|
26
|
1
|
|
|
1
|
|
5
|
use warnings; |
|
1
|
|
|
|
|
2
|
|
|
1
|
|
|
|
|
32
|
|
27
|
|
|
|
|
|
|
|
28
|
1
|
|
|
1
|
|
6
|
use base qw/LWP::UserAgent/; |
|
1
|
|
|
|
|
10
|
|
|
1
|
|
|
|
|
1287
|
|
29
|
1
|
|
|
1
|
|
86141
|
use JSON; |
|
1
|
|
|
|
|
14752
|
|
|
1
|
|
|
|
|
5
|
|
30
|
|
|
|
|
|
|
|
31
|
|
|
|
|
|
|
our $VERSION = '1.0'; |
32
|
|
|
|
|
|
|
|
33
|
|
|
|
|
|
|
=head1 PROPERTIES |
34
|
|
|
|
|
|
|
|
35
|
|
|
|
|
|
|
=over 4 |
36
|
|
|
|
|
|
|
|
37
|
|
|
|
|
|
|
=item root |
38
|
|
|
|
|
|
|
|
39
|
|
|
|
|
|
|
L object pointing to root of the service API. |
40
|
|
|
|
|
|
|
|
41
|
|
|
|
|
|
|
This is used to resolve relative request paths. |
42
|
|
|
|
|
|
|
|
43
|
|
|
|
|
|
|
=back |
44
|
|
|
|
|
|
|
|
45
|
|
|
|
|
|
|
=head1 METHODS |
46
|
|
|
|
|
|
|
|
47
|
|
|
|
|
|
|
=over 4 |
48
|
|
|
|
|
|
|
|
49
|
|
|
|
|
|
|
=item new ROOT, PARAMS |
50
|
|
|
|
|
|
|
|
51
|
|
|
|
|
|
|
Creates a new agent instance. First argument is root of |
52
|
|
|
|
|
|
|
the service API, the rest is passed to L as is. |
53
|
|
|
|
|
|
|
|
54
|
|
|
|
|
|
|
Compared to stock L, it has a memory-backed |
55
|
|
|
|
|
|
|
cookie storage and sets the B header to prefer JSON content. |
56
|
|
|
|
|
|
|
|
57
|
|
|
|
|
|
|
=cut |
58
|
|
|
|
|
|
|
|
59
|
|
|
|
|
|
|
sub new |
60
|
|
|
|
|
|
|
{ |
61
|
0
|
|
|
0
|
1
|
|
my ($self, $root, @args) = @_; |
62
|
0
|
|
|
|
|
|
$self = $self->SUPER::new (@args); |
63
|
0
|
|
|
|
|
|
$self->{root} = $root; |
64
|
0
|
|
|
|
|
|
$self->agent ("perl-WWW-GoodData/$VERSION "); |
65
|
|
|
|
|
|
|
# Not backed by a file yet |
66
|
0
|
|
|
|
|
|
$self->cookie_jar ({}); |
67
|
|
|
|
|
|
|
# Prefer JSON, but deal with whatever else comes in, instead of letting backend return 406s |
68
|
0
|
|
|
|
|
|
$self->default_header (Accept => |
69
|
|
|
|
|
|
|
'application/json;q=0.9, text/plain;q=0.2, */*;q=0.1'); |
70
|
0
|
|
|
|
|
|
return $self; |
71
|
|
|
|
|
|
|
} |
72
|
|
|
|
|
|
|
|
73
|
|
|
|
|
|
|
=item post URI, BODY, PARAMS |
74
|
|
|
|
|
|
|
|
75
|
|
|
|
|
|
|
Constructs and issues a POST request. |
76
|
|
|
|
|
|
|
|
77
|
|
|
|
|
|
|
Compared to stock L, the extra body parameter |
78
|
|
|
|
|
|
|
is encoded into JSON and set as request content, which is the |
79
|
|
|
|
|
|
|
only way to set the request content. |
80
|
|
|
|
|
|
|
|
81
|
|
|
|
|
|
|
The rest of parameters are passed to L untouched. |
82
|
|
|
|
|
|
|
|
83
|
|
|
|
|
|
|
=cut |
84
|
|
|
|
|
|
|
|
85
|
|
|
|
|
|
|
sub post |
86
|
|
|
|
|
|
|
{ |
87
|
0
|
|
|
0
|
1
|
|
my ($self, $uri, $body, @args) = @_; |
88
|
0
|
|
|
|
|
|
push @args,'Content-Type' => 'application/json', |
89
|
|
|
|
|
|
|
Content => encode_json ($body); |
90
|
0
|
|
|
|
|
|
return $self->SUPER::post ($uri, @args); |
91
|
|
|
|
|
|
|
} |
92
|
|
|
|
|
|
|
|
93
|
|
|
|
|
|
|
=item put URI, BODY, PARAMS |
94
|
|
|
|
|
|
|
|
95
|
|
|
|
|
|
|
Constructs and issues a PUT request. |
96
|
|
|
|
|
|
|
|
97
|
|
|
|
|
|
|
Compared to stock L, the extra body parameter |
98
|
|
|
|
|
|
|
is encoded into JSON and set as request content, which is the |
99
|
|
|
|
|
|
|
only way to set the request content. |
100
|
|
|
|
|
|
|
|
101
|
|
|
|
|
|
|
The rest of parameters are passed to L untouched. |
102
|
|
|
|
|
|
|
|
103
|
|
|
|
|
|
|
=cut |
104
|
|
|
|
|
|
|
|
105
|
|
|
|
|
|
|
sub put |
106
|
|
|
|
|
|
|
{ |
107
|
0
|
|
|
0
|
1
|
|
my ($self, $uri, $body, @args) = @_; |
108
|
0
|
|
|
|
|
|
push @args,'Content-Type' => 'application/json', |
109
|
|
|
|
|
|
|
Content => encode_json ($body); |
110
|
0
|
|
|
|
|
|
return $self->SUPER::put ($uri, @args); |
111
|
|
|
|
|
|
|
} |
112
|
|
|
|
|
|
|
|
113
|
|
|
|
|
|
|
=item delete URI |
114
|
|
|
|
|
|
|
|
115
|
|
|
|
|
|
|
Convenience method for constructing and issuing a DELETE request. |
116
|
|
|
|
|
|
|
|
117
|
|
|
|
|
|
|
=cut |
118
|
|
|
|
|
|
|
|
119
|
|
|
|
|
|
|
sub delete |
120
|
|
|
|
|
|
|
{ |
121
|
0
|
|
|
0
|
1
|
|
my ($self, $uri) = @_; |
122
|
0
|
|
|
|
|
|
return $self->request (new HTTP::Request (DELETE => $uri)); |
123
|
|
|
|
|
|
|
} |
124
|
|
|
|
|
|
|
|
125
|
|
|
|
|
|
|
=item request PARAMS |
126
|
|
|
|
|
|
|
|
127
|
|
|
|
|
|
|
This call is common for all request types. |
128
|
|
|
|
|
|
|
|
129
|
|
|
|
|
|
|
While API is same as stock L, relative URIs |
130
|
|
|
|
|
|
|
are permitted and extra content processing is done with the response. |
131
|
|
|
|
|
|
|
|
132
|
|
|
|
|
|
|
Namely, errors are either handled or turned into exceptions |
133
|
|
|
|
|
|
|
and known content types (JSON) are decoded. |
134
|
|
|
|
|
|
|
|
135
|
|
|
|
|
|
|
=cut |
136
|
|
|
|
|
|
|
|
137
|
|
|
|
|
|
|
sub request |
138
|
|
|
|
|
|
|
{ |
139
|
0
|
|
|
0
|
1
|
|
my ($self, $request, @args) = @_; |
140
|
|
|
|
|
|
|
|
141
|
|
|
|
|
|
|
# URI relative to root |
142
|
0
|
|
|
|
|
|
$request->uri ($request->uri->abs ($self->{root})); |
143
|
|
|
|
|
|
|
|
144
|
|
|
|
|
|
|
# Issue the request |
145
|
0
|
|
|
|
|
|
my $response = $self->SUPER::request ($request, @args); |
146
|
|
|
|
|
|
|
|
147
|
|
|
|
|
|
|
# Pass processed response from subrequest (redirect) |
148
|
0
|
0
|
|
|
|
|
return $response if ref $response eq 'HASH'; |
149
|
|
|
|
|
|
|
|
150
|
|
|
|
|
|
|
# Do not bother checking content and type if there's none |
151
|
0
|
0
|
|
|
|
|
return undef if $response->code == 204; |
152
|
|
|
|
|
|
|
|
153
|
|
|
|
|
|
|
# Decode |
154
|
0
|
0
|
|
|
|
|
my $decoded = eval { decode_json ($response->content) } |
|
0
|
|
|
|
|
|
|
155
|
|
|
|
|
|
|
if $response->header ('Content-Type') =~ /^application\/json(;.*)?/; |
156
|
0
|
0
|
|
|
|
|
$decoded = { |
157
|
|
|
|
|
|
|
type => $response->header ('Content-Type'), |
158
|
|
|
|
|
|
|
raw => $response->content, |
159
|
|
|
|
|
|
|
} unless $decoded; |
160
|
|
|
|
|
|
|
|
161
|
|
|
|
|
|
|
# Error handling |
162
|
0
|
0
|
|
|
|
|
unless ($response->is_success) { |
163
|
|
|
|
|
|
|
# Apache::Error exceptions lack error wrapper |
164
|
0
|
0
|
|
|
|
|
$decoded = $decoded->{error} if exists $decoded->{error}; |
165
|
0
|
|
0
|
|
|
|
my $request_id = $response->header ('X-GDC-Request') || ""; |
166
|
0
|
0
|
|
|
|
|
$request_id = " (Request ID: $request_id)" if $request_id; |
167
|
0
|
0
|
|
|
|
|
die $response->status_line.$request_id unless exists $decoded->{message}; |
168
|
0
|
|
|
|
|
|
die sprintf ($decoded->{message}, @{$decoded->{parameters}}).$request_id; |
|
0
|
|
|
|
|
|
|
169
|
|
|
|
|
|
|
} |
170
|
|
|
|
|
|
|
|
171
|
0
|
|
|
|
|
|
return $decoded; |
172
|
|
|
|
|
|
|
} |
173
|
|
|
|
|
|
|
|
174
|
|
|
|
|
|
|
=back |
175
|
|
|
|
|
|
|
|
176
|
|
|
|
|
|
|
=head1 SEE ALSO |
177
|
|
|
|
|
|
|
|
178
|
|
|
|
|
|
|
=over |
179
|
|
|
|
|
|
|
|
180
|
|
|
|
|
|
|
=item * |
181
|
|
|
|
|
|
|
|
182
|
|
|
|
|
|
|
L -- Browsable GoodData API |
183
|
|
|
|
|
|
|
|
184
|
|
|
|
|
|
|
=item * |
185
|
|
|
|
|
|
|
|
186
|
|
|
|
|
|
|
L -- Perl HTTP client |
187
|
|
|
|
|
|
|
|
188
|
|
|
|
|
|
|
=back |
189
|
|
|
|
|
|
|
|
190
|
|
|
|
|
|
|
=head1 COPYRIGHT |
191
|
|
|
|
|
|
|
|
192
|
|
|
|
|
|
|
Copyright 2011, 2012, 2013 Lubomir Rintel |
193
|
|
|
|
|
|
|
|
194
|
|
|
|
|
|
|
Copyright 2012 Jan Orel |
195
|
|
|
|
|
|
|
|
196
|
|
|
|
|
|
|
This program is free software; you can redistribute it and/or modify it |
197
|
|
|
|
|
|
|
under the same terms as Perl itself. |
198
|
|
|
|
|
|
|
|
199
|
|
|
|
|
|
|
=head1 AUTHOR |
200
|
|
|
|
|
|
|
|
201
|
|
|
|
|
|
|
Lubomir Rintel C |
202
|
|
|
|
|
|
|
|
203
|
|
|
|
|
|
|
=cut |
204
|
|
|
|
|
|
|
|
205
|
|
|
|
|
|
|
1; |