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1 | package Catalyst::Request; |
2 | |
3 | use strict; |
4 | use base 'Class::Accessor::Fast'; |
5 | |
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6 | use IO::Socket qw[AF_INET inet_aton]; |
7 | |
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8 | __PACKAGE__->mk_accessors( |
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9 | qw/action address arguments body base cookies headers match method |
10 | parameters path protocol secure snippets uploads user/ |
fc7ec1d9 |
11 | ); |
12 | |
13 | *args = \&arguments; |
e060fe05 |
14 | *input = \&body; |
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15 | *params = \¶meters; |
16 | |
f7e4e231 |
17 | sub content_encoding { shift->headers->content_encoding(@_) } |
18 | sub content_length { shift->headers->content_length(@_) } |
19 | sub content_type { shift->headers->content_type(@_) } |
20 | sub header { shift->headers->header(@_) } |
21 | sub referer { shift->headers->referer(@_) } |
22 | sub user_agent { shift->headers->user_agent(@_) } |
23 | |
fc7ec1d9 |
24 | =head1 NAME |
25 | |
26 | Catalyst::Request - Catalyst Request Class |
27 | |
28 | =head1 SYNOPSIS |
29 | |
b22c6668 |
30 | |
31 | $req = $c->request; |
32 | $req->action; |
33 | $req->address; |
34 | $req->args; |
35 | $req->arguments; |
36 | $req->base; |
06e1b616 |
37 | $req->body; |
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38 | $req->content_encoding; |
39 | $req->content_length; |
40 | $req->content_type; |
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41 | $req->cookies; |
b5176d9e |
42 | $req->header; |
b22c6668 |
43 | $req->headers; |
44 | $req->hostname; |
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45 | $req->input; |
b22c6668 |
46 | $req->match; |
47 | $req->method; |
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48 | $req->param; |
b22c6668 |
49 | $req->params; |
e7c0c583 |
50 | $req->parameters; |
b22c6668 |
51 | $req->path; |
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52 | $req->protocol; |
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53 | $req->referer; |
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54 | $req->secure; |
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55 | $req->snippets; |
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56 | $req->upload; |
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57 | $req->uploads; |
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58 | $req->uri; |
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59 | $req->user; |
60 | $req->user_agent; |
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61 | |
62 | See also L<Catalyst>. |
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63 | |
64 | =head1 DESCRIPTION |
65 | |
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66 | This is the Catalyst Request class, which provides a set of accessors to the |
67 | request data. The request object is prepared by the specialized Catalyst |
68 | Engine module thus hiding the details of the particular engine implementation. |
69 | |
70 | |
71 | =head1 METHODS |
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72 | |
b22c6668 |
73 | =over 4 |
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74 | |
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75 | =item $req->action |
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76 | |
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77 | Contains the requested action. |
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78 | |
79 | print $c->request->action; |
80 | |
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81 | =item $req->address |
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82 | |
83 | Contains the remote address. |
84 | |
85 | print $c->request->address |
86 | |
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87 | =item $req->args |
88 | |
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89 | Shortcut for arguments |
90 | |
91 | =item $req->arguments |
92 | |
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93 | Returns a reference to an array containing the arguments. |
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94 | |
95 | print $c->request->arguments->[0]; |
96 | |
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97 | =item $req->base |
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98 | |
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99 | Contains the url base. This will always have a trailing slash. |
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100 | |
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101 | =item $req->body |
102 | |
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103 | Contains the message body of the request unless Content-Type is |
104 | C<application/x-www-form-urlencoded> or C<multipart/form-data>. |
105 | |
106 | print $c->request->body |
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107 | |
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108 | =item $req->content_encoding |
109 | |
110 | Shortcut to $req->headers->content_encoding |
111 | |
112 | =item $req->content_length |
113 | |
114 | Shortcut to $req->headers->content_length |
115 | |
116 | =item $req->content_type |
117 | |
118 | Shortcut to $req->headers->content_type |
119 | |
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120 | =item $req->cookies |
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121 | |
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122 | Returns a reference to a hash containing the cookies. |
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123 | |
124 | print $c->request->cookies->{mycookie}->value; |
125 | |
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126 | =item $req->header |
127 | |
128 | Shortcut to $req->headers->header |
129 | |
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130 | =item $req->headers |
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131 | |
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132 | Returns an L<HTTP::Headers> object containing the headers. |
fc7ec1d9 |
133 | |
134 | print $c->request->headers->header('X-Catalyst'); |
135 | |
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136 | =item $req->hostname |
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137 | |
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138 | Lookup the current users DNS hostname. |
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139 | |
140 | print $c->request->hostname |
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141 | |
142 | =cut |
143 | |
144 | sub hostname { |
145 | my $self = shift; |
146 | |
147 | if ( @_ ) { |
148 | $self->{hostname} = shift; |
99386274 |
149 | return $self->{hostname}; |
b4ca0ee8 |
150 | } |
151 | |
152 | unless ( $self->{hostname} ) { |
153 | $self->{hostname} = gethostbyaddr( inet_aton( $self->address ), AF_INET ); |
154 | } |
155 | |
156 | return $self->{hostname}; |
157 | } |
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158 | |
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159 | =item $req->input |
160 | |
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161 | Shortcut for $req->body. |
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162 | |
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163 | =item $req->match |
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164 | |
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165 | This contains be the matching part of a regexp action. otherwise it |
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166 | returns the same as 'action'. |
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167 | |
168 | print $c->request->match; |
169 | |
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170 | =item $req->method |
171 | |
172 | Contains the request method (C<GET>, C<POST>, C<HEAD>, etc). |
173 | |
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174 | print $c->request->method; |
175 | |
176 | =item $req->param |
177 | |
178 | Get request parameters with a CGI.pm like param method. |
179 | |
180 | $value = $c->request->param('foo'); |
181 | @values = $c->request->param('foo'); |
182 | @params = $c->request->param; |
183 | |
184 | =cut |
185 | |
186 | sub param { |
187 | my $self = shift; |
188 | |
189 | if ( @_ == 0 ) { |
190 | return keys %{ $self->parameters }; |
191 | } |
192 | |
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193 | if ( @_ == 1 ) { |
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194 | |
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195 | my $param = shift; |
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196 | |
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197 | unless ( exists $self->parameters->{$param} ) { |
198 | return wantarray ? () : undef; |
199 | } |
200 | |
201 | if ( ref $self->parameters->{$param} eq 'ARRAY' ) { |
202 | return (wantarray) |
203 | ? @{ $self->parameters->{$param} } |
204 | : $self->parameters->{$param}->[0]; |
205 | } |
206 | else { |
207 | return (wantarray) |
208 | ? ( $self->parameters->{$param} ) |
209 | : $self->parameters->{$param}; |
210 | } |
d7945f32 |
211 | } |
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212 | |
03222156 |
213 | if ( @_ > 1 ) { |
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214 | |
215 | while ( my ( $field, $value ) = splice( @_, 0, 2 ) ) { |
a4def412 |
216 | |
217 | next unless defined $field; |
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218 | |
219 | if ( exists $self->parameters->{$field} ) { |
220 | for ( $self->parameters->{$field} ) { |
221 | $_ = [$_] unless ref($_) eq "ARRAY"; |
222 | push( @$_, $value ); |
223 | } |
224 | } |
225 | else { |
226 | $self->parameters->{$field} = $value; |
227 | } |
228 | } |
d7945f32 |
229 | } |
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230 | } |
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231 | |
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232 | =item $req->params |
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233 | |
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234 | Shortcut for $req->parameters. |
235 | |
236 | =item $req->parameters |
237 | |
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238 | Returns a reference to a hash containing parameters. Values can |
239 | be either a scalar or a arrayref containing scalars. |
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240 | |
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241 | print $c->request->parameters->{field}; |
242 | print $c->request->parameters->{field}->[0]; |
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243 | |
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244 | =item $req->path |
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245 | |
246 | Contains the path. |
247 | |
248 | print $c->request->path; |
249 | |
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250 | =item $req->protocol |
251 | |
252 | Contains the protocol. |
253 | |
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254 | =item $req->referer |
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255 | |
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256 | Shortcut to $req->headers->referer. Referring page. |
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257 | |
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258 | =item $req->secure |
259 | |
260 | Contains a boolean whether the communciation is secure. |
261 | |
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262 | =item $req->snippets |
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263 | |
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264 | Returns a reference to an array containing regex snippets. |
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265 | |
266 | my @snippets = @{ $c->request->snippets }; |
267 | |
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268 | =item $req->upload |
269 | |
270 | A convenient method to $req->uploads. |
271 | |
272 | $upload = $c->request->upload('field'); |
273 | @uploads = $c->request->upload('field'); |
274 | @fields = $c->request->upload; |
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275 | |
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276 | for my $upload ( $c->request->upload('field') ) { |
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277 | print $upload->filename; |
e7c0c583 |
278 | } |
279 | |
280 | =cut |
281 | |
282 | sub upload { |
283 | my $self = shift; |
284 | |
285 | if ( @_ == 0 ) { |
286 | return keys %{ $self->uploads }; |
287 | } |
288 | |
bfde09a2 |
289 | if ( @_ == 1 ) { |
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290 | |
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291 | my $upload = shift; |
292 | |
293 | unless ( exists $self->uploads->{$upload} ) { |
294 | return wantarray ? () : undef; |
295 | } |
6bd2b72c |
296 | |
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297 | if ( ref $self->uploads->{$upload} eq 'ARRAY' ) { |
298 | return (wantarray) |
299 | ? @{ $self->uploads->{$upload} } |
300 | : $self->uploads->{$upload}->[0]; |
301 | } |
302 | else { |
303 | return (wantarray) |
304 | ? ( $self->uploads->{$upload} ) |
305 | : $self->uploads->{$upload}; |
306 | } |
d7945f32 |
307 | } |
bfde09a2 |
308 | |
a4f5c51e |
309 | if ( @_ > 1 ) { |
bfde09a2 |
310 | |
311 | while ( my ( $field, $upload ) = splice( @_, 0, 2 ) ) { |
312 | |
313 | if ( exists $self->uploads->{$field} ) { |
314 | for ( $self->uploads->{$field} ) { |
315 | $_ = [$_] unless ref($_) eq "ARRAY"; |
316 | push( @$_, $upload ); |
317 | } |
318 | } |
319 | else { |
320 | $self->uploads->{$field} = $upload; |
321 | } |
322 | } |
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323 | } |
324 | } |
325 | |
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326 | =item $req->uploads |
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327 | |
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328 | Returns a reference to a hash containing uploads. Values can be either a |
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329 | hashref or a arrayref containing C<Catalyst::Request::Upload> objects. |
e7c0c583 |
330 | |
331 | my $upload = $c->request->uploads->{field}; |
332 | my $upload = $c->request->uploads->{field}->[0]; |
333 | |
77d12cae |
334 | =item $req->uri |
335 | |
336 | Shortcut for C<< $req->base . $req->path >>. |
337 | |
338 | =cut |
339 | |
340 | sub uri { |
341 | my $self = shift; |
342 | my $path = shift || $self->path || ''; |
343 | return $self->base . $path; |
344 | } |
345 | |
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346 | =item $req->user |
347 | |
348 | Contains the user name of user if authentication check was successful. |
349 | |
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350 | =item $req->user_agent |
351 | |
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352 | Shortcut to $req->headers->user_agent. User Agent version string. |
b5176d9e |
353 | |
b22c6668 |
354 | =back |
355 | |
fc7ec1d9 |
356 | =head1 AUTHOR |
357 | |
358 | Sebastian Riedel, C<sri@cpan.org> |
61b1e958 |
359 | Marcus Ramberg, C<mramberg@cpan.org> |
fc7ec1d9 |
360 | |
361 | =head1 COPYRIGHT |
362 | |
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363 | This program is free software, you can redistribute it and/or modify |
61b1e958 |
364 | it under the same terms as Perl itself. |
fc7ec1d9 |
365 | |
366 | =cut |
367 | |
368 | 1; |