Commit | Line | Data |
fc7ec1d9 |
1 | package Catalyst::Engine; |
2 | |
3 | use strict; |
4 | use base qw/Class::Data::Inheritable Class::Accessor::Fast/; |
5 | use UNIVERSAL::require; |
fc7ec1d9 |
6 | use Data::Dumper; |
7 | use HTML::Entities; |
8 | use HTTP::Headers; |
9 | use Time::HiRes qw/gettimeofday tv_interval/; |
10 | use Catalyst::Request; |
11 | use Catalyst::Response; |
12 | |
13 | require Module::Pluggable::Fast; |
14 | |
15 | $Data::Dumper::Terse = 1; |
16 | |
17 | __PACKAGE__->mk_classdata($_) for qw/actions components/; |
18 | __PACKAGE__->mk_accessors(qw/request response/); |
19 | |
20 | __PACKAGE__->actions( |
21 | { plain => {}, regex => {}, compiled => {}, reverse => {} } ); |
22 | |
23 | *comp = \&component; |
24 | *req = \&request; |
25 | *res = \&response; |
26 | |
27 | our $COUNT = 1; |
28 | our $START = time; |
29 | |
30 | =head1 NAME |
31 | |
32 | Catalyst::Engine - The Catalyst Engine |
33 | |
34 | =head1 SYNOPSIS |
35 | |
36 | See L<Catalyst>. |
37 | |
38 | =head1 DESCRIPTION |
39 | |
23f9d934 |
40 | =head1 METHODS |
fc7ec1d9 |
41 | |
23f9d934 |
42 | =over 4 |
43 | |
44 | =item $c->action( $name => $coderef, ... ) |
45 | |
46 | =item $c->action( $name ) |
47 | |
48 | =item $c->action |
fc7ec1d9 |
49 | |
50 | Add one or more actions. |
51 | |
52 | $c->action( '!foo' => sub { $_[1]->res->output('Foo!') } ); |
53 | |
54 | Get an action's class and coderef. |
55 | |
56 | my ($class, $code) = @{ $c->action('foo') }; |
57 | |
58 | Get a list of available actions. |
59 | |
60 | my @actions = $c->action; |
61 | |
62 | It also automatically calls setup() if needed. |
63 | |
64 | See L<Catalyst::Manual::Intro> for more informations about actions. |
65 | |
66 | =cut |
67 | |
68 | sub action { |
69 | my $self = shift; |
70 | $self->setup unless $self->components; |
71 | $self->actions( {} ) unless $self->actions; |
72 | my $action; |
73 | $_[1] ? ( $action = {@_} ) : ( $action = shift ); |
74 | if ( ref $action eq 'HASH' ) { |
75 | while ( my ( $name, $code ) = each %$action ) { |
7833fdfc |
76 | my $class = caller(0); |
fc7ec1d9 |
77 | if ( $name =~ /^\/(.*)\/$/ ) { |
78 | my $regex = $1; |
79 | $self->actions->{compiled}->{qr/$regex/} = $name; |
80 | $self->actions->{regex}->{$name} = [ $class, $code ]; |
81 | } |
82 | elsif ( $name =~ /^\?(.*)$/ ) { |
83 | $name = $1; |
7833fdfc |
84 | $name = _prefix( $class, $name ); |
fc7ec1d9 |
85 | $self->actions->{plain}->{$name} = [ $class, $code ]; |
86 | } |
87 | elsif ( $name =~ /^\!\?(.*)$/ ) { |
88 | $name = $1; |
7833fdfc |
89 | $name = _prefix( $class, $name ); |
fc7ec1d9 |
90 | $name = "\!$name"; |
91 | $self->actions->{plain}->{$name} = [ $class, $code ]; |
92 | } |
93 | else { $self->actions->{plain}->{$name} = [ $class, $code ] } |
94 | $self->actions->{reverse}->{"$code"} = $name; |
7833fdfc |
95 | $self->log->debug(qq/"$class" defined "$name" as "$code"/) |
fc7ec1d9 |
96 | if $self->debug; |
97 | } |
98 | } |
99 | elsif ($action) { |
100 | if ( my $p = $self->actions->{plain}->{$action} ) { return [$p] } |
101 | elsif ( my $r = $self->actions->{regex}->{$action} ) { return [$r] } |
102 | else { |
5783a9a5 |
103 | for my $regex ( keys %{ $self->actions->{compiled} } ) { |
104 | my $name = $self->actions->{compiled}->{$regex}; |
fc7ec1d9 |
105 | if ( $action =~ $regex ) { |
106 | my @snippets; |
107 | for my $i ( 1 .. 9 ) { |
108 | no strict 'refs'; |
109 | last unless ${$i}; |
110 | push @snippets, ${$i}; |
111 | } |
7e5adedd |
112 | return [ $self->actions->{regex}->{$name}, |
113 | $name, \@snippets ]; |
fc7ec1d9 |
114 | } |
115 | } |
116 | } |
117 | return 0; |
118 | } |
119 | else { |
120 | return ( |
121 | keys %{ $self->actions->{plain} }, |
122 | keys %{ $self->actions->{regex} } |
123 | ); |
124 | } |
125 | } |
126 | |
23f9d934 |
127 | |
128 | =item $c->benchmark($coderef) |
fc7ec1d9 |
129 | |
130 | Takes a coderef with arguments and returns elapsed time as float. |
131 | |
132 | my ( $elapsed, $status ) = $c->benchmark( sub { return 1 } ); |
133 | $c->log->info( sprintf "Processing took %f seconds", $elapsed ); |
134 | |
135 | =cut |
136 | |
137 | sub benchmark { |
138 | my $c = shift; |
139 | my $code = shift; |
140 | my $time = [gettimeofday]; |
141 | my @return = &$code(@_); |
142 | my $elapsed = tv_interval $time; |
143 | return wantarray ? ( $elapsed, @return ) : $elapsed; |
144 | } |
145 | |
23f9d934 |
146 | =item $c->comp($name) |
147 | |
148 | =item $c->component($name) |
fc7ec1d9 |
149 | |
150 | Get a component object by name. |
151 | |
152 | $c->comp('MyApp::Model::MyModel')->do_stuff; |
153 | |
154 | Regex search for a component. |
155 | |
156 | $c->comp('mymodel')->do_stuff; |
157 | |
158 | =cut |
159 | |
160 | sub component { |
161 | my ( $c, $name ) = @_; |
162 | if ( my $component = $c->components->{$name} ) { |
163 | return $component; |
164 | } |
165 | else { |
166 | for my $component ( keys %{ $c->components } ) { |
167 | return $c->components->{$component} if $component =~ /$name/i; |
168 | } |
169 | } |
170 | } |
171 | |
23f9d934 |
172 | =item $c->errors |
173 | |
174 | =item $c->errors($error, ...) |
175 | |
176 | =item $c->errors($arrayref) |
fc7ec1d9 |
177 | |
178 | Returns an arrayref containing errors messages. |
179 | |
180 | my @errors = @{ $c->errors }; |
181 | |
182 | Add a new error. |
183 | |
184 | $c->errors('Something bad happened'); |
185 | |
186 | =cut |
187 | |
188 | sub errors { |
189 | my $c = shift; |
190 | my $errors = ref $_[0] eq 'ARRAY' ? $_[0] : [@_]; |
191 | push @{ $c->{errors} }, @$errors; |
192 | return $c->{errors}; |
193 | } |
194 | |
23f9d934 |
195 | =item $c->finalize |
fc7ec1d9 |
196 | |
197 | Finalize request. |
198 | |
199 | =cut |
200 | |
201 | sub finalize { |
202 | my $c = shift; |
23f9d934 |
203 | |
204 | if ( my $location = $c->res->redirect ) { |
205 | $c->log->debug(qq/Redirecting to "$location"/) if $c->debug; |
206 | $c->res->headers->header( Location => $location ); |
207 | $c->res->status(302); |
208 | } |
209 | |
fc7ec1d9 |
210 | if ( !$c->res->output || $#{ $c->errors } >= 0 ) { |
211 | $c->res->headers->content_type('text/html'); |
212 | my $name = $c->config->{name} || 'Catalyst Application'; |
213 | my ( $title, $errors, $infos ); |
214 | if ( $c->debug ) { |
215 | $errors = join '<br/>', @{ $c->errors }; |
216 | $errors ||= 'No output'; |
217 | $title = $name = "$name on Catalyst $Catalyst::VERSION"; |
218 | my $req = encode_entities Dumper $c->req; |
219 | my $res = encode_entities Dumper $c->res; |
220 | my $stash = encode_entities Dumper $c->stash; |
221 | $infos = <<""; |
222 | <br/> |
223 | <b><u>Request</u></b><br/> |
224 | <pre>$req</pre> |
225 | <b><u>Response</u></b><br/> |
226 | <pre>$res</pre> |
227 | <b><u>Stash</u></b><br/> |
228 | <pre>$stash</pre> |
229 | |
230 | } |
231 | else { |
232 | $title = $name; |
233 | $errors = ''; |
234 | $infos = <<""; |
235 | <pre> |
236 | (en) Please come back later |
237 | (de) Bitte versuchen sie es spaeter nocheinmal |
238 | (nl) Gelieve te komen later terug |
239 | (no) Vennligst prov igjen senere |
240 | (fr) Veuillez revenir plus tard |
241 | (es) Vuelto por favor mas adelante |
242 | (pt) Voltado por favor mais tarde |
243 | (it) Ritornato prego più successivamente |
244 | </pre> |
245 | |
246 | $name = ''; |
247 | } |
248 | $c->res->{output} = <<""; |
249 | <html> |
250 | <head> |
251 | <title>$title</title> |
252 | <style type="text/css"> |
253 | body { |
254 | font-family: "Bitstream Vera Sans", "Trebuchet MS", Verdana, |
255 | Tahoma, Arial, helvetica, sans-serif; |
256 | color: #ddd; |
257 | background-color: #eee; |
258 | margin: 0px; |
259 | padding: 0px; |
260 | } |
261 | div.box { |
262 | background-color: #ccc; |
263 | border: 1px solid #aaa; |
264 | padding: 4px; |
265 | margin: 10px; |
266 | -moz-border-radius: 10px; |
267 | } |
268 | div.errors { |
269 | background-color: #977; |
270 | border: 1px solid #755; |
271 | padding: 8px; |
272 | margin: 4px; |
273 | margin-bottom: 10px; |
274 | -moz-border-radius: 10px; |
275 | } |
276 | div.infos { |
277 | background-color: #797; |
278 | border: 1px solid #575; |
279 | padding: 8px; |
280 | margin: 4px; |
281 | margin-bottom: 10px; |
282 | -moz-border-radius: 10px; |
283 | } |
284 | div.name { |
285 | background-color: #779; |
286 | border: 1px solid #557; |
287 | padding: 8px; |
288 | margin: 4px; |
289 | -moz-border-radius: 10px; |
290 | } |
291 | </style> |
292 | </head> |
293 | <body> |
294 | <div class="box"> |
295 | <div class="errors">$errors</div> |
296 | <div class="infos">$infos</div> |
297 | <div class="name">$name</div> |
298 | </div> |
299 | </body> |
300 | </html> |
301 | |
302 | } |
fc7ec1d9 |
303 | $c->res->headers->content_length( length $c->res->output ); |
304 | my $status = $c->finalize_headers; |
305 | $c->finalize_output; |
306 | return $status; |
307 | } |
308 | |
23f9d934 |
309 | =item $c->finalize_headers |
fc7ec1d9 |
310 | |
311 | Finalize headers. |
312 | |
313 | =cut |
314 | |
315 | sub finalize_headers { } |
316 | |
23f9d934 |
317 | =item $c->finalize_output |
fc7ec1d9 |
318 | |
319 | Finalize output. |
320 | |
321 | =cut |
322 | |
323 | sub finalize_output { } |
324 | |
23f9d934 |
325 | =item $c->forward($command) |
fc7ec1d9 |
326 | |
327 | Forward processing to a private/public action or a method from a class. |
328 | If you define a class without method it will default to process(). |
329 | |
330 | $c->forward('!foo'); |
331 | $c->forward('index.html'); |
332 | $c->forward(qw/MyApp::Model::CDBI::Foo do_stuff/); |
333 | $c->forward('MyApp::View::TT'); |
334 | |
335 | =cut |
336 | |
337 | sub forward { |
338 | my $c = shift; |
339 | my $command = shift; |
340 | unless ($command) { |
341 | $c->log->debug('Nothing to forward to') if $c->debug; |
342 | return 0; |
343 | } |
344 | if ( $command =~ /^\?(.*)$/ ) { |
345 | $command = $1; |
346 | my $caller = caller(0); |
347 | $command = _prefix( $caller, $command ); |
348 | } |
349 | elsif ( $command =~ /^\!\?(.*)$/ ) { |
350 | $command = $1; |
351 | my $caller = caller(0); |
352 | $command = _prefix( $caller, $command ); |
353 | $command = "\!$command"; |
354 | } |
7242d068 |
355 | elsif ( $command =~ /^\!(.*)$/ ) { |
356 | my $try = $1; |
357 | my $caller = caller(0); |
358 | my $prefix = _class2prefix($caller); |
359 | $try = "!$prefix/$command"; |
360 | $command = $try if $c->actions->{plain}->{$try}; |
361 | } |
fc7ec1d9 |
362 | my ( $class, $code ); |
363 | if ( my $action = $c->action($command) ) { |
7e5adedd |
364 | if ( $action->[2] ) { |
365 | $c->log->debug(qq/Couldn't forward "$command" to regex action/) |
366 | if $c->debug; |
367 | return 0; |
368 | } |
fc7ec1d9 |
369 | ( $class, $code ) = @{ $action->[0] }; |
370 | } |
371 | else { |
372 | $class = $command; |
373 | if ( $class =~ /[^\w\:]/ ) { |
374 | $c->log->debug(qq/Couldn't forward to "$class"/) if $c->debug; |
375 | return 0; |
376 | } |
377 | my $method = shift || 'process'; |
378 | if ( $code = $class->can($method) ) { |
379 | $c->actions->{reverse}->{"$code"} = "$class->$method"; |
380 | } |
381 | else { |
382 | $c->log->debug(qq/Couldn't forward to "$class->$method"/) |
383 | if $c->debug; |
384 | return 0; |
385 | } |
386 | } |
387 | $class = $c->components->{$class} || $class; |
388 | return $c->process( $class, $code ); |
389 | } |
390 | |
23f9d934 |
391 | =item $c->handler($r) |
fc7ec1d9 |
392 | |
393 | Handles the request. |
394 | |
395 | =cut |
396 | |
397 | sub handler { |
398 | my ( $class, $r ) = @_; |
399 | |
400 | # Always expect worst case! |
401 | my $status = -1; |
402 | eval { |
403 | my $handler = sub { |
404 | my $c = $class->prepare($r); |
7833fdfc |
405 | if ( my $action = $c->action( $c->req->action ) ) { |
fc7ec1d9 |
406 | my ( $begin, $end ); |
7833fdfc |
407 | my $class = ${ $action->[0] }[0]; |
408 | my $prefix = _class2prefix($class); |
409 | if ($prefix) { |
fc7ec1d9 |
410 | if ( $c->actions->{plain}->{"\!$prefix/begin"} ) { |
411 | $begin = "\!$prefix/begin"; |
412 | } |
413 | elsif ( $c->actions->{plain}->{'!begin'} ) { |
414 | $begin = '!begin'; |
415 | } |
416 | if ( $c->actions->{plain}->{"\!$prefix/end"} ) { |
417 | $end = "\!$prefix/end"; |
418 | } |
419 | elsif ( $c->actions->{plain}->{'!end'} ) { $end = '!end' } |
420 | } |
7833fdfc |
421 | else { |
422 | if ( $c->actions->{plain}->{'!begin'} ) { |
423 | $begin = '!begin'; |
424 | } |
425 | if ( $c->actions->{plain}->{'!end'} ) { $end = '!end' } |
426 | } |
fc7ec1d9 |
427 | $c->forward($begin) if $begin; |
428 | $c->forward( $c->req->action ) if $c->req->action; |
429 | $c->forward($end) if $end; |
430 | } |
431 | else { |
432 | my $action = $c->req->path; |
433 | my $error = $action |
434 | ? qq/Unknown resource "$action"/ |
7833fdfc |
435 | : "No default action defined"; |
fc7ec1d9 |
436 | $c->log->error($error) if $c->debug; |
437 | $c->errors($error); |
438 | } |
439 | return $c->finalize; |
440 | }; |
441 | if ( $class->debug ) { |
442 | my $elapsed; |
443 | ( $elapsed, $status ) = $class->benchmark($handler); |
444 | $elapsed = sprintf '%f', $elapsed; |
445 | my $av = sprintf '%.3f', 1 / $elapsed; |
446 | $class->log->info( "Request took $elapsed" . "s ($av/s)" ); |
447 | } |
448 | else { $status = &$handler } |
449 | }; |
450 | if ( my $error = $@ ) { |
451 | chomp $error; |
452 | $class->log->error(qq/Caught exception in engine "$error"/); |
453 | } |
454 | $COUNT++; |
455 | return $status; |
456 | } |
457 | |
23f9d934 |
458 | =item $c->prepare($r) |
fc7ec1d9 |
459 | |
23f9d934 |
460 | Turns the engine-specific request (Apache, CGI...) into a Catalyst context. |
fc7ec1d9 |
461 | |
462 | =cut |
463 | |
464 | sub prepare { |
465 | my ( $class, $r ) = @_; |
466 | my $c = bless { |
467 | request => Catalyst::Request->new( |
468 | { |
469 | arguments => [], |
470 | cookies => {}, |
471 | headers => HTTP::Headers->new, |
472 | parameters => {}, |
473 | snippets => [], |
474 | uploads => {} |
475 | } |
476 | ), |
477 | response => Catalyst::Response->new( |
478 | { cookies => {}, headers => HTTP::Headers->new, status => 200 } |
479 | ), |
480 | stash => {} |
481 | }, $class; |
482 | if ( $c->debug ) { |
483 | my $secs = time - $START || 1; |
484 | my $av = sprintf '%.3f', $COUNT / $secs; |
485 | $c->log->debug('********************************'); |
486 | $c->log->debug("* Request $COUNT ($av/s) [$$]"); |
487 | $c->log->debug('********************************'); |
488 | $c->res->headers->header( 'X-Catalyst' => $Catalyst::VERSION ); |
489 | } |
490 | $c->prepare_request($r); |
491 | $c->prepare_path; |
fc7ec1d9 |
492 | $c->prepare_cookies; |
493 | $c->prepare_headers; |
bc024080 |
494 | my $method = $c->req->method || ''; |
495 | my $path = $c->req->path || ''; |
5783a9a5 |
496 | $c->log->debug(qq/"$method" request for "$path"/) if $c->debug; |
fc7ec1d9 |
497 | $c->prepare_action; |
498 | $c->prepare_parameters; |
c85ff642 |
499 | |
500 | if ( $c->debug && keys %{ $c->req->params } ) { |
501 | my @params; |
502 | for my $key ( keys %{ $c->req->params } ) { |
b5524568 |
503 | my $value = $c->req->params->{$key} || ''; |
c85ff642 |
504 | push @params, "$key=$value"; |
505 | } |
506 | $c->log->debug( 'Parameters are "' . join( ' ', @params ) . '"' ); |
507 | } |
fc7ec1d9 |
508 | $c->prepare_uploads; |
509 | return $c; |
510 | } |
511 | |
23f9d934 |
512 | =item $c->prepare_action |
fc7ec1d9 |
513 | |
514 | Prepare action. |
515 | |
516 | =cut |
517 | |
518 | sub prepare_action { |
519 | my $c = shift; |
520 | my $path = $c->req->path; |
521 | my @path = split /\//, $c->req->path; |
522 | $c->req->args( \my @args ); |
523 | while (@path) { |
7833fdfc |
524 | $path = join '/', @path; |
fc7ec1d9 |
525 | if ( my $result = $c->action($path) ) { |
526 | |
527 | # It's a regex |
528 | if ($#$result) { |
7e5adedd |
529 | my $match = $result->[1]; |
530 | my @snippets = @{ $result->[2] }; |
fc7ec1d9 |
531 | $c->log->debug(qq/Requested action "$path" matched "$match"/) |
532 | if $c->debug; |
533 | $c->log->debug( |
534 | 'Snippets are "' . join( ' ', @snippets ) . '"' ) |
535 | if ( $c->debug && @snippets ); |
536 | $c->req->action($match); |
537 | $c->req->snippets( \@snippets ); |
538 | } |
539 | else { |
540 | $c->req->action($path); |
541 | $c->log->debug(qq/Requested action "$path"/) if $c->debug; |
542 | } |
543 | $c->req->match($path); |
fc7ec1d9 |
544 | last; |
545 | } |
546 | unshift @args, pop @path; |
547 | } |
548 | unless ( $c->req->action ) { |
549 | my $prefix = $c->req->args->[0]; |
550 | if ( $prefix && $c->actions->{plain}->{"\!$prefix/default"} ) { |
551 | $c->req->match(''); |
552 | $c->req->action("\!$prefix/default"); |
553 | $c->log->debug('Using prefixed default action') if $c->debug; |
554 | } |
555 | elsif ( $c->actions->{plain}->{'!default'} ) { |
556 | $c->req->match(''); |
557 | $c->req->action('!default'); |
558 | $c->log->debug('Using default action') if $c->debug; |
559 | } |
560 | } |
5783a9a5 |
561 | $c->log->debug( 'Arguments are "' . join( '/', @args ) . '"' ) |
562 | if ( $c->debug && @args ); |
fc7ec1d9 |
563 | } |
564 | |
23f9d934 |
565 | =item $c->prepare_cookies; |
fc7ec1d9 |
566 | |
567 | Prepare cookies. |
568 | |
569 | =cut |
570 | |
571 | sub prepare_cookies { } |
572 | |
23f9d934 |
573 | =item $c->prepare_headers |
fc7ec1d9 |
574 | |
575 | Prepare headers. |
576 | |
577 | =cut |
578 | |
579 | sub prepare_headers { } |
580 | |
23f9d934 |
581 | =item $c->prepare_parameters |
fc7ec1d9 |
582 | |
583 | Prepare parameters. |
584 | |
585 | =cut |
586 | |
587 | sub prepare_parameters { } |
588 | |
23f9d934 |
589 | =item $c->prepare_path |
fc7ec1d9 |
590 | |
591 | Prepare path and base. |
592 | |
593 | =cut |
594 | |
595 | sub prepare_path { } |
596 | |
23f9d934 |
597 | =item $c->prepare_request |
fc7ec1d9 |
598 | |
599 | Prepare the engine request. |
600 | |
601 | =cut |
602 | |
603 | sub prepare_request { } |
604 | |
23f9d934 |
605 | =item $c->prepare_uploads |
fc7ec1d9 |
606 | |
607 | Prepare uploads. |
608 | |
609 | =cut |
610 | |
611 | sub prepare_uploads { } |
612 | |
23f9d934 |
613 | =item $c->process($class, $coderef) |
fc7ec1d9 |
614 | |
615 | Process a coderef in given class and catch exceptions. |
616 | Errors are available via $c->errors. |
617 | |
618 | =cut |
619 | |
620 | sub process { |
621 | my ( $c, $class, $code ) = @_; |
622 | my $status; |
623 | eval { |
624 | if ( $c->debug ) |
625 | { |
626 | my $action = $c->actions->{reverse}->{"$code"} || "$code"; |
627 | my $elapsed; |
628 | ( $elapsed, $status ) = |
629 | $c->benchmark( $code, $class, $c, @{ $c->req->args } ); |
630 | $c->log->info( sprintf qq/Processing "$action" took %fs/, $elapsed ) |
631 | if $c->debug; |
632 | } |
633 | else { $status = &$code( $class, $c, @{ $c->req->args } ) } |
634 | }; |
635 | if ( my $error = $@ ) { |
636 | chomp $error; |
637 | $error = qq/Caught exception "$error"/; |
638 | $c->log->error($error); |
639 | $c->errors($error) if $c->debug; |
640 | return 0; |
641 | } |
642 | return $status; |
643 | } |
644 | |
23f9d934 |
645 | =item $c->remove_action($action) |
fc7ec1d9 |
646 | |
647 | Remove an action. |
648 | |
649 | $c->remove_action('!foo'); |
650 | |
651 | =cut |
652 | |
653 | sub remove_action { |
654 | my ( $self, $action ) = @_; |
655 | if ( delete $self->actions->{regex}->{$action} ) { |
656 | while ( my ( $regex, $name ) = each %{ $self->actions->{compiled} } ) { |
657 | if ( $name eq $action ) { |
658 | delete $self->actions->{compiled}->{$regex}; |
659 | last; |
660 | } |
661 | } |
662 | } |
663 | else { |
664 | delete $self->actions->{plain}->{$action}; |
665 | } |
666 | } |
667 | |
23f9d934 |
668 | =item $c->request |
669 | |
670 | =item $c->req |
fc7ec1d9 |
671 | |
672 | Returns a C<Catalyst::Request> object. |
673 | |
674 | my $req = $c->req; |
675 | |
23f9d934 |
676 | =item $c->response |
677 | |
678 | =item $c->res |
fc7ec1d9 |
679 | |
680 | Returns a C<Catalyst::Response> object. |
681 | |
682 | my $res = $c->res; |
683 | |
23f9d934 |
684 | =item $class->setup |
fc7ec1d9 |
685 | |
686 | Setup. |
687 | |
688 | MyApp->setup; |
689 | |
690 | =cut |
691 | |
692 | sub setup { |
693 | my $self = shift; |
694 | $self->setup_components; |
695 | if ( $self->debug ) { |
696 | my $name = $self->config->{name} || 'Application'; |
697 | $self->log->info("$name powered by Catalyst $Catalyst::VERSION"); |
698 | } |
699 | } |
700 | |
23f9d934 |
701 | =item $class->setup_components |
fc7ec1d9 |
702 | |
703 | Setup components. |
704 | |
705 | =cut |
706 | |
707 | sub setup_components { |
708 | my $self = shift; |
709 | |
710 | # Components |
711 | my $class = ref $self || $self; |
712 | eval <<""; |
713 | package $class; |
714 | import Module::Pluggable::Fast |
715 | name => '_components', |
716 | search => [ |
717 | '$class\::Controller', '$class\::C', |
718 | '$class\::Model', '$class\::M', |
719 | '$class\::View', '$class\::V' |
720 | ]; |
721 | |
722 | if ( my $error = $@ ) { |
723 | chomp $error; |
724 | $self->log->error( |
725 | qq/Couldn't initialize "Module::Pluggable::Fast", "$error"/); |
726 | } |
727 | $self->components( {} ); |
728 | for my $component ( $self->_components($self) ) { |
729 | $self->components->{ ref $component } = $component; |
730 | } |
731 | $self->log->debug( 'Initialized components "' |
732 | . join( ' ', keys %{ $self->components } ) |
733 | . '"' ) |
734 | if $self->debug; |
735 | } |
736 | |
23f9d934 |
737 | =item $c->stash |
fc7ec1d9 |
738 | |
739 | Returns a hashref containing all your data. |
740 | |
741 | $c->stash->{foo} ||= 'yada'; |
742 | print $c->stash->{foo}; |
743 | |
744 | =cut |
745 | |
746 | sub stash { |
747 | my $self = shift; |
748 | if ( $_[0] ) { |
749 | my $stash = $_[1] ? {@_} : $_[0]; |
750 | while ( my ( $key, $val ) = each %$stash ) { |
751 | $self->{stash}->{$key} = $val; |
752 | } |
753 | } |
754 | return $self->{stash}; |
755 | } |
756 | |
757 | sub _prefix { |
758 | my ( $class, $name ) = @_; |
7833fdfc |
759 | my $prefix = _class2prefix($class); |
760 | $name = "$prefix/$name" if $prefix; |
761 | return $name; |
762 | } |
763 | |
764 | sub _class2prefix { |
765 | my $class = shift; |
fc7ec1d9 |
766 | $class =~ /^.*::[(M)(Model)(V)(View)(C)(Controller)]+::(.*)$/; |
767 | my $prefix = lc $1 || ''; |
768 | $prefix =~ s/\:\:/_/g; |
7833fdfc |
769 | return $prefix; |
fc7ec1d9 |
770 | } |
771 | |
23f9d934 |
772 | =back |
773 | |
fc7ec1d9 |
774 | =head1 AUTHOR |
775 | |
776 | Sebastian Riedel, C<sri@cpan.org> |
777 | |
778 | =head1 COPYRIGHT |
779 | |
780 | This program is free software, you can redistribute it and/or modify it under |
781 | the same terms as Perl itself. |
782 | |
783 | =cut |
784 | |
785 | 1; |