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