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1 | package Catalyst::Engine::LWP; |
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2 | |
3 | use strict; |
4 | use base 'Catalyst::Engine'; |
5 | |
6 | use CGI::Simple::Cookie; |
7 | use Class::Struct (); |
8 | use HTTP::Headers::Util 'split_header_words'; |
9 | use HTTP::Request; |
10 | use HTTP::Response; |
11 | use IO::File; |
12 | use URI; |
13 | |
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14 | __PACKAGE__->mk_accessors(qw/lwp/); |
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15 | |
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16 | Class::Struct::struct 'Catalyst::Engine::LWP::HTTP' => { |
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17 | request => 'HTTP::Request', |
18 | response => 'HTTP::Response', |
19 | hostname => '$', |
20 | address => '$' |
21 | }; |
22 | |
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23 | =head1 NAME |
24 | |
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25 | Catalyst::Engine::LWP - Catalyst LWP Engine |
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26 | |
27 | =head1 SYNOPSIS |
28 | |
29 | L<Catalyst>. |
30 | |
31 | =head1 DESCRIPTION |
32 | |
33 | This Catalyst engine is meant to be subclassed. |
34 | |
35 | =head1 OVERLOADED METHODS |
36 | |
37 | This class overloads some methods from C<Catalyst::Engine>. |
38 | |
39 | =over 4 |
40 | |
41 | =item $c->finalize_headers |
42 | |
43 | =cut |
44 | |
45 | sub finalize_headers { |
46 | my $c = shift; |
47 | |
48 | my $status = $c->response->status || 200; |
49 | my $headers = $c->response->headers; |
50 | my $response = HTTP::Response->new( $status, undef, $headers ); |
51 | |
52 | while ( my ( $name, $cookie ) = each %{ $c->response->cookies } ) { |
53 | my $cookie = CGI::Simple::Cookie->new( |
54 | -name => $name, |
55 | -value => $cookie->{value}, |
56 | -expires => $cookie->{expires}, |
57 | -domain => $cookie->{domain}, |
58 | -path => $cookie->{path}, |
59 | -secure => $cookie->{secure} || 0 |
60 | ); |
61 | |
62 | $response->header( 'Set-Cookie' => $cookie->as_string ); |
63 | } |
64 | |
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65 | $c->lwp->response($response); |
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66 | } |
67 | |
68 | =item $c->finalize_output |
69 | |
70 | =cut |
71 | |
72 | sub finalize_output { |
73 | my $c = shift; |
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74 | $c->lwp->response->content_ref( \$c->response->{output} ); |
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75 | } |
76 | |
77 | =item $c->prepare_connection |
78 | |
79 | =cut |
80 | |
81 | sub prepare_connection { |
82 | my $c = shift; |
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83 | $c->req->hostname( $c->lwp->hostname ); |
84 | $c->req->address( $c->lwp->address ); |
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85 | } |
86 | |
87 | =item $c->prepare_cookies |
88 | |
89 | =cut |
90 | |
91 | sub prepare_cookies { |
92 | my $c = shift; |
93 | |
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94 | if ( my $header = $c->lwp->request->header('Cookie') ) { |
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95 | $c->req->cookies( { CGI::Simple::Cookie->parse($header) } ); |
96 | } |
97 | } |
98 | |
99 | =item $c->prepare_headers |
100 | |
101 | =cut |
102 | |
103 | sub prepare_headers { |
104 | my $c = shift; |
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105 | $c->req->method( $c->lwp->request->method ); |
106 | $c->req->headers( $c->lwp->request->headers ); |
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107 | } |
108 | |
109 | =item $c->prepare_parameters |
110 | |
111 | =cut |
112 | |
113 | sub prepare_parameters { |
114 | my $c = shift; |
115 | |
116 | my @params = (); |
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117 | my $request = $c->lwp->request; |
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118 | |
119 | push( @params, $request->uri->query_form ); |
120 | |
121 | if ( $request->content_type eq 'application/x-www-form-urlencoded' ) { |
122 | my $uri = URI->new('http:'); |
123 | $uri->query( $request->content ); |
124 | push( @params, $uri->query_form ); |
125 | } |
126 | |
127 | if ( $request->content_type eq 'multipart/form-data' ) { |
128 | |
129 | for my $part ( $request->parts ) { |
130 | |
131 | my $disposition = $part->header('Content-Disposition'); |
132 | my %parameters = @{ ( split_header_words($disposition) )[0] }; |
133 | |
134 | if ( $parameters{filename} ) { |
135 | |
136 | my $fh = IO::File->new_tmpfile; |
137 | $fh->write( $part->content ) or die $!; |
138 | $fh->seek( SEEK_SET, 0 ) or die $!; |
139 | |
140 | $c->req->uploads->{ $parameters{filename} } = { |
141 | fh => $fh, |
142 | size => ( stat $fh )[7], |
143 | type => $part->content_type |
144 | }; |
145 | |
146 | push( @params, $parameters{filename}, $fh ); |
147 | } |
148 | else { |
149 | push( @params, $parameters{name}, $part->content ); |
150 | } |
151 | } |
152 | } |
153 | |
154 | my $parameters = $c->req->parameters; |
155 | |
156 | while ( my ( $name, $value ) = splice( @params, 0, 2 ) ) { |
157 | |
158 | if ( exists $parameters->{$name} ) { |
159 | for ( $parameters->{$name} ) { |
160 | $_ = [$_] unless ref($_) eq "ARRAY"; |
161 | push( @$_, $value ); |
162 | } |
163 | } |
164 | else { |
165 | $parameters->{$name} = $value; |
166 | } |
167 | } |
168 | } |
169 | |
170 | =item $c->prepare_path |
171 | |
172 | =cut |
173 | |
174 | sub prepare_path { |
175 | my $c = shift; |
176 | |
177 | my $base; |
178 | { |
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179 | my $scheme = $c->lwp->request->uri->scheme; |
180 | my $host = $c->lwp->request->uri->host; |
181 | my $port = $c->lwp->request->uri->port; |
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182 | |
183 | $base = URI->new; |
184 | $base->scheme($scheme); |
185 | $base->host($host); |
186 | $base->port($port); |
187 | |
188 | $base = $base->canonical->as_string; |
189 | } |
190 | |
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191 | my $path = $c->lwp->request->uri->path || '/'; |
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192 | $path =~ s/^\///; |
193 | |
194 | $c->req->base($base); |
195 | $c->req->path($path); |
196 | } |
197 | |
198 | =item $c->prepare_request($r) |
199 | |
200 | =cut |
201 | |
202 | sub prepare_request { |
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203 | my ( $c, $lwp ) = @_; |
204 | $c->lwp($lwp); |
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205 | } |
206 | |
207 | =item $c->prepare_uploads |
208 | |
209 | =cut |
210 | |
211 | sub prepare_uploads { |
212 | my $c = shift; |
213 | } |
214 | |
215 | =back |
216 | |
217 | =head1 SEE ALSO |
218 | |
219 | L<Catalyst>. |
220 | |
221 | =head1 AUTHOR |
222 | |
223 | Sebastian Riedel, C<sri@cpan.org> |
224 | Christian Hansen, C<ch@ngmedia.com> |
225 | |
226 | =head1 COPYRIGHT |
227 | |
228 | This program is free software, you can redistribute it and/or modify it under |
229 | the same terms as Perl itself. |
230 | |
231 | =cut |
232 | |
233 | 1; |