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; |
87e67021 |
9 | use Memoize; |
fc7ec1d9 |
10 | use Time::HiRes qw/gettimeofday tv_interval/; |
87e67021 |
11 | use Tree::Simple; |
12 | use Tree::Simple::Visitor::FindByPath; |
fc7ec1d9 |
13 | use Catalyst::Request; |
14 | use Catalyst::Response; |
15 | |
16 | require Module::Pluggable::Fast; |
17 | |
18 | $Data::Dumper::Terse = 1; |
19 | |
87e67021 |
20 | __PACKAGE__->mk_classdata($_) for qw/actions components tree/; |
fc7ec1d9 |
21 | __PACKAGE__->mk_accessors(qw/request response/); |
22 | |
23 | __PACKAGE__->actions( |
87e67021 |
24 | { plain => {}, private => {}, regex => {}, compiled => {}, reverse => {} } |
25 | ); |
26 | __PACKAGE__->tree( Tree::Simple->new( 0, Tree::Simple->ROOT ) ); |
fc7ec1d9 |
27 | |
28 | *comp = \&component; |
29 | *req = \&request; |
30 | *res = \&response; |
31 | |
32 | our $COUNT = 1; |
33 | our $START = time; |
34 | |
87e67021 |
35 | memoize('_class2prefix'); |
36 | |
fc7ec1d9 |
37 | =head1 NAME |
38 | |
39 | Catalyst::Engine - The Catalyst Engine |
40 | |
41 | =head1 SYNOPSIS |
42 | |
43 | See L<Catalyst>. |
44 | |
45 | =head1 DESCRIPTION |
46 | |
23f9d934 |
47 | =head1 METHODS |
fc7ec1d9 |
48 | |
23f9d934 |
49 | =over 4 |
50 | |
51 | =item $c->action( $name => $coderef, ... ) |
52 | |
fc7ec1d9 |
53 | Add one or more actions. |
54 | |
55 | $c->action( '!foo' => sub { $_[1]->res->output('Foo!') } ); |
56 | |
fc7ec1d9 |
57 | It also automatically calls setup() if needed. |
58 | |
59 | See L<Catalyst::Manual::Intro> for more informations about actions. |
60 | |
61 | =cut |
62 | |
63 | sub action { |
64 | my $self = shift; |
65 | $self->setup unless $self->components; |
66 | $self->actions( {} ) unless $self->actions; |
67 | my $action; |
68 | $_[1] ? ( $action = {@_} ) : ( $action = shift ); |
69 | if ( ref $action eq 'HASH' ) { |
70 | while ( my ( $name, $code ) = each %$action ) { |
4b4faf72 |
71 | my $prefix = ''; |
72 | my $class = caller(0); |
87e67021 |
73 | if ( $name =~ /^\?(.*)$/ ) { |
74 | my $prefix = $1 || ''; |
75 | $name = $2; |
76 | $name = $prefix . _prefix( $class, $name ); |
77 | $self->actions->{plain}->{$name} = [ $class, $code ]; |
78 | } |
fc7ec1d9 |
79 | if ( $name =~ /^\/(.*)\/$/ ) { |
80 | my $regex = $1; |
87e67021 |
81 | $self->actions->{compiled}->{qr#$regex#} = $name; |
fc7ec1d9 |
82 | $self->actions->{regex}->{$name} = [ $class, $code ]; |
83 | } |
87e67021 |
84 | elsif ( $name =~ /^\!(.*)$/ ) { |
fc7ec1d9 |
85 | $name = $1; |
87e67021 |
86 | my $parent = $self->tree; |
87 | my $visitor = Tree::Simple::Visitor::FindByPath->new; |
4b4faf72 |
88 | $prefix = _class2prefix($class); |
89 | for my $part ( split '/', $prefix ) { |
87e67021 |
90 | $visitor->setSearchPath($part); |
91 | $parent->accept($visitor); |
92 | my $child = $visitor->getResult; |
93 | unless ($child) { |
94 | $child = $parent->addChild( Tree::Simple->new($part) ); |
95 | $visitor->setSearchPath($part); |
96 | $parent->accept($visitor); |
97 | $child = $visitor->getResult; |
98 | } |
99 | $parent = $child; |
100 | } |
101 | my $uid = $parent->getUID; |
102 | $self->actions->{private}->{$uid}->{$name} = [ $class, $code ]; |
4b4faf72 |
103 | $name = "!$name"; |
fc7ec1d9 |
104 | } |
105 | else { $self->actions->{plain}->{$name} = [ $class, $code ] } |
4b4faf72 |
106 | my $reverse = $prefix ? "$name ($prefix)" : $name; |
107 | $self->actions->{reverse}->{"$code"} = $reverse; |
7833fdfc |
108 | $self->log->debug(qq/"$class" defined "$name" as "$code"/) |
fc7ec1d9 |
109 | if $self->debug; |
110 | } |
111 | } |
87e67021 |
112 | return 1; |
113 | } |
114 | |
115 | =item $c->find_action( $name, $namespace ) |
116 | |
117 | Find an action in a given namespace. |
118 | |
119 | =cut |
120 | |
121 | sub find_action { |
122 | my ( $c, $action, $namespace ) = @_; |
123 | $namespace ||= ''; |
124 | if ( $action =~ /^\!(.*)/ ) { |
125 | $action = $1; |
126 | my $parent = $c->tree; |
127 | my $result = $c->actions->{private}->{ $parent->getUID }->{$action}; |
128 | my $visitor = Tree::Simple::Visitor::FindByPath->new; |
129 | for my $part ( split '/', $namespace ) { |
130 | $visitor->setSearchPath($part); |
131 | $parent->accept($visitor); |
132 | my $child = $visitor->getResult; |
133 | my $uid = $child->getUID if $child; |
134 | my $match = $c->actions->{private}->{$uid}->{$action} if $uid; |
135 | $result = $match if $match; |
136 | $parent = $child if $child; |
fc7ec1d9 |
137 | } |
87e67021 |
138 | return [$result] if $result; |
fc7ec1d9 |
139 | } |
87e67021 |
140 | elsif ( my $p = $c->actions->{plain}->{$action} ) { return [$p] } |
141 | elsif ( my $r = $c->actions->{regex}->{$action} ) { return [$r] } |
fc7ec1d9 |
142 | else { |
87e67021 |
143 | for my $regex ( keys %{ $c->actions->{compiled} } ) { |
144 | my $name = $c->actions->{compiled}->{$regex}; |
145 | if ( $action =~ $regex ) { |
146 | my @snippets; |
147 | for my $i ( 1 .. 9 ) { |
148 | no strict 'refs'; |
149 | last unless ${$i}; |
150 | push @snippets, ${$i}; |
151 | } |
152 | return [ $c->actions->{regex}->{$name}, $name, \@snippets ]; |
153 | } |
154 | } |
fc7ec1d9 |
155 | } |
87e67021 |
156 | return 0; |
fc7ec1d9 |
157 | } |
158 | |
23f9d934 |
159 | =item $c->benchmark($coderef) |
fc7ec1d9 |
160 | |
161 | Takes a coderef with arguments and returns elapsed time as float. |
162 | |
163 | my ( $elapsed, $status ) = $c->benchmark( sub { return 1 } ); |
164 | $c->log->info( sprintf "Processing took %f seconds", $elapsed ); |
165 | |
166 | =cut |
167 | |
168 | sub benchmark { |
169 | my $c = shift; |
170 | my $code = shift; |
171 | my $time = [gettimeofday]; |
172 | my @return = &$code(@_); |
173 | my $elapsed = tv_interval $time; |
174 | return wantarray ? ( $elapsed, @return ) : $elapsed; |
175 | } |
176 | |
23f9d934 |
177 | =item $c->comp($name) |
178 | |
179 | =item $c->component($name) |
fc7ec1d9 |
180 | |
181 | Get a component object by name. |
182 | |
183 | $c->comp('MyApp::Model::MyModel')->do_stuff; |
184 | |
185 | Regex search for a component. |
186 | |
187 | $c->comp('mymodel')->do_stuff; |
188 | |
189 | =cut |
190 | |
191 | sub component { |
192 | my ( $c, $name ) = @_; |
193 | if ( my $component = $c->components->{$name} ) { |
194 | return $component; |
195 | } |
196 | else { |
197 | for my $component ( keys %{ $c->components } ) { |
198 | return $c->components->{$component} if $component =~ /$name/i; |
199 | } |
200 | } |
201 | } |
202 | |
23f9d934 |
203 | =item $c->errors |
204 | |
205 | =item $c->errors($error, ...) |
206 | |
207 | =item $c->errors($arrayref) |
fc7ec1d9 |
208 | |
209 | Returns an arrayref containing errors messages. |
210 | |
211 | my @errors = @{ $c->errors }; |
212 | |
213 | Add a new error. |
214 | |
215 | $c->errors('Something bad happened'); |
216 | |
217 | =cut |
218 | |
219 | sub errors { |
220 | my $c = shift; |
221 | my $errors = ref $_[0] eq 'ARRAY' ? $_[0] : [@_]; |
222 | push @{ $c->{errors} }, @$errors; |
223 | return $c->{errors}; |
224 | } |
225 | |
23f9d934 |
226 | =item $c->finalize |
fc7ec1d9 |
227 | |
228 | Finalize request. |
229 | |
230 | =cut |
231 | |
232 | sub finalize { |
233 | my $c = shift; |
23f9d934 |
234 | |
235 | if ( my $location = $c->res->redirect ) { |
236 | $c->log->debug(qq/Redirecting to "$location"/) if $c->debug; |
237 | $c->res->headers->header( Location => $location ); |
238 | $c->res->status(302); |
239 | } |
240 | |
fc7ec1d9 |
241 | if ( !$c->res->output || $#{ $c->errors } >= 0 ) { |
242 | $c->res->headers->content_type('text/html'); |
243 | my $name = $c->config->{name} || 'Catalyst Application'; |
244 | my ( $title, $errors, $infos ); |
245 | if ( $c->debug ) { |
246 | $errors = join '<br/>', @{ $c->errors }; |
247 | $errors ||= 'No output'; |
248 | $title = $name = "$name on Catalyst $Catalyst::VERSION"; |
249 | my $req = encode_entities Dumper $c->req; |
250 | my $res = encode_entities Dumper $c->res; |
251 | my $stash = encode_entities Dumper $c->stash; |
252 | $infos = <<""; |
253 | <br/> |
254 | <b><u>Request</u></b><br/> |
255 | <pre>$req</pre> |
256 | <b><u>Response</u></b><br/> |
257 | <pre>$res</pre> |
258 | <b><u>Stash</u></b><br/> |
259 | <pre>$stash</pre> |
260 | |
261 | } |
262 | else { |
263 | $title = $name; |
264 | $errors = ''; |
265 | $infos = <<""; |
266 | <pre> |
267 | (en) Please come back later |
268 | (de) Bitte versuchen sie es spaeter nocheinmal |
269 | (nl) Gelieve te komen later terug |
270 | (no) Vennligst prov igjen senere |
271 | (fr) Veuillez revenir plus tard |
272 | (es) Vuelto por favor mas adelante |
273 | (pt) Voltado por favor mais tarde |
274 | (it) Ritornato prego più successivamente |
275 | </pre> |
276 | |
277 | $name = ''; |
278 | } |
279 | $c->res->{output} = <<""; |
280 | <html> |
281 | <head> |
282 | <title>$title</title> |
283 | <style type="text/css"> |
284 | body { |
285 | font-family: "Bitstream Vera Sans", "Trebuchet MS", Verdana, |
286 | Tahoma, Arial, helvetica, sans-serif; |
287 | color: #ddd; |
288 | background-color: #eee; |
289 | margin: 0px; |
290 | padding: 0px; |
291 | } |
292 | div.box { |
293 | background-color: #ccc; |
294 | border: 1px solid #aaa; |
295 | padding: 4px; |
296 | margin: 10px; |
297 | -moz-border-radius: 10px; |
298 | } |
299 | div.errors { |
300 | background-color: #977; |
301 | border: 1px solid #755; |
302 | padding: 8px; |
303 | margin: 4px; |
304 | margin-bottom: 10px; |
305 | -moz-border-radius: 10px; |
306 | } |
307 | div.infos { |
308 | background-color: #797; |
309 | border: 1px solid #575; |
310 | padding: 8px; |
311 | margin: 4px; |
312 | margin-bottom: 10px; |
313 | -moz-border-radius: 10px; |
314 | } |
315 | div.name { |
316 | background-color: #779; |
317 | border: 1px solid #557; |
318 | padding: 8px; |
319 | margin: 4px; |
320 | -moz-border-radius: 10px; |
321 | } |
322 | </style> |
323 | </head> |
324 | <body> |
325 | <div class="box"> |
326 | <div class="errors">$errors</div> |
327 | <div class="infos">$infos</div> |
328 | <div class="name">$name</div> |
329 | </div> |
330 | </body> |
331 | </html> |
332 | |
333 | } |
fc7ec1d9 |
334 | $c->res->headers->content_length( length $c->res->output ); |
335 | my $status = $c->finalize_headers; |
336 | $c->finalize_output; |
337 | return $status; |
338 | } |
339 | |
23f9d934 |
340 | =item $c->finalize_headers |
fc7ec1d9 |
341 | |
342 | Finalize headers. |
343 | |
344 | =cut |
345 | |
346 | sub finalize_headers { } |
347 | |
23f9d934 |
348 | =item $c->finalize_output |
fc7ec1d9 |
349 | |
350 | Finalize output. |
351 | |
352 | =cut |
353 | |
354 | sub finalize_output { } |
355 | |
23f9d934 |
356 | =item $c->forward($command) |
fc7ec1d9 |
357 | |
358 | Forward processing to a private/public action or a method from a class. |
359 | If you define a class without method it will default to process(). |
360 | |
361 | $c->forward('!foo'); |
362 | $c->forward('index.html'); |
363 | $c->forward(qw/MyApp::Model::CDBI::Foo do_stuff/); |
364 | $c->forward('MyApp::View::TT'); |
365 | |
366 | =cut |
367 | |
368 | sub forward { |
369 | my $c = shift; |
370 | my $command = shift; |
371 | unless ($command) { |
372 | $c->log->debug('Nothing to forward to') if $c->debug; |
373 | return 0; |
374 | } |
87e67021 |
375 | my $caller = caller(0); |
fc7ec1d9 |
376 | if ( $command =~ /^\?(.*)$/ ) { |
377 | $command = $1; |
fc7ec1d9 |
378 | $command = _prefix( $caller, $command ); |
379 | } |
87e67021 |
380 | my $namespace = ''; |
381 | if ( $command =~ /^\!/ ) { |
382 | $namespace = _class2prefix($caller); |
7242d068 |
383 | } |
fc7ec1d9 |
384 | my ( $class, $code ); |
87e67021 |
385 | if ( my $action = $c->find_action( $command, $namespace ) ) { |
7e5adedd |
386 | if ( $action->[2] ) { |
387 | $c->log->debug(qq/Couldn't forward "$command" to regex action/) |
388 | if $c->debug; |
389 | return 0; |
390 | } |
fc7ec1d9 |
391 | ( $class, $code ) = @{ $action->[0] }; |
392 | } |
393 | else { |
394 | $class = $command; |
395 | if ( $class =~ /[^\w\:]/ ) { |
396 | $c->log->debug(qq/Couldn't forward to "$class"/) if $c->debug; |
397 | return 0; |
398 | } |
399 | my $method = shift || 'process'; |
400 | if ( $code = $class->can($method) ) { |
401 | $c->actions->{reverse}->{"$code"} = "$class->$method"; |
402 | } |
403 | else { |
404 | $c->log->debug(qq/Couldn't forward to "$class->$method"/) |
405 | if $c->debug; |
406 | return 0; |
407 | } |
408 | } |
409 | $class = $c->components->{$class} || $class; |
410 | return $c->process( $class, $code ); |
411 | } |
412 | |
23f9d934 |
413 | =item $c->handler($r) |
fc7ec1d9 |
414 | |
415 | Handles the request. |
416 | |
417 | =cut |
418 | |
419 | sub handler { |
420 | my ( $class, $r ) = @_; |
421 | |
422 | # Always expect worst case! |
423 | my $status = -1; |
424 | eval { |
425 | my $handler = sub { |
87e67021 |
426 | my $c = $class->prepare($r); |
427 | my $action = $c->req->action; |
428 | my $namespace = ''; |
429 | $namespace = join '/', @{ $c->req->args } if $action eq '!default'; |
430 | unless ($namespace) { |
431 | if ( my $result = $c->find_action($action) ) { |
432 | $namespace = _class2prefix( $result->[0]->[0] ); |
7833fdfc |
433 | } |
87e67021 |
434 | } |
435 | if ( my $begin = $c->find_action( '!begin', $namespace ) ) { |
436 | $c->process( @{ $begin->[0] } ); |
437 | } |
b6763868 |
438 | if ( my $result = $c->find_action( $action, $namespace ) ) { |
439 | $c->process( @{ $result->[0] } ); |
fc7ec1d9 |
440 | } |
441 | else { |
87e67021 |
442 | my $path = $c->req->path; |
443 | my $error = $path |
444 | ? qq/Unknown resource "$path"/ |
7833fdfc |
445 | : "No default action defined"; |
fc7ec1d9 |
446 | $c->log->error($error) if $c->debug; |
447 | $c->errors($error); |
448 | } |
87e67021 |
449 | if ( my $end = $c->find_action( '!end', $namespace ) ) { |
450 | $c->process( @{ $end->[0] } ); |
451 | } |
fc7ec1d9 |
452 | return $c->finalize; |
453 | }; |
454 | if ( $class->debug ) { |
455 | my $elapsed; |
456 | ( $elapsed, $status ) = $class->benchmark($handler); |
457 | $elapsed = sprintf '%f', $elapsed; |
458 | my $av = sprintf '%.3f', 1 / $elapsed; |
459 | $class->log->info( "Request took $elapsed" . "s ($av/s)" ); |
460 | } |
461 | else { $status = &$handler } |
462 | }; |
463 | if ( my $error = $@ ) { |
464 | chomp $error; |
465 | $class->log->error(qq/Caught exception in engine "$error"/); |
466 | } |
467 | $COUNT++; |
468 | return $status; |
469 | } |
470 | |
23f9d934 |
471 | =item $c->prepare($r) |
fc7ec1d9 |
472 | |
23f9d934 |
473 | Turns the engine-specific request (Apache, CGI...) into a Catalyst context. |
fc7ec1d9 |
474 | |
475 | =cut |
476 | |
477 | sub prepare { |
478 | my ( $class, $r ) = @_; |
479 | my $c = bless { |
480 | request => Catalyst::Request->new( |
481 | { |
482 | arguments => [], |
483 | cookies => {}, |
484 | headers => HTTP::Headers->new, |
485 | parameters => {}, |
486 | snippets => [], |
487 | uploads => {} |
488 | } |
489 | ), |
490 | response => Catalyst::Response->new( |
491 | { cookies => {}, headers => HTTP::Headers->new, status => 200 } |
492 | ), |
493 | stash => {} |
494 | }, $class; |
495 | if ( $c->debug ) { |
496 | my $secs = time - $START || 1; |
497 | my $av = sprintf '%.3f', $COUNT / $secs; |
498 | $c->log->debug('********************************'); |
499 | $c->log->debug("* Request $COUNT ($av/s) [$$]"); |
500 | $c->log->debug('********************************'); |
501 | $c->res->headers->header( 'X-Catalyst' => $Catalyst::VERSION ); |
502 | } |
503 | $c->prepare_request($r); |
504 | $c->prepare_path; |
fc7ec1d9 |
505 | $c->prepare_cookies; |
506 | $c->prepare_headers; |
0556eb49 |
507 | $c->prepare_connection; |
508 | my $method = $c->req->method || ''; |
509 | my $path = $c->req->path || ''; |
510 | my $hostname = $c->req->hostname || ''; |
511 | my $address = $c->req->address || ''; |
512 | $c->log->debug(qq/"$method" request for "$path" from $hostname($address)/) |
513 | if $c->debug; |
fc7ec1d9 |
514 | $c->prepare_action; |
515 | $c->prepare_parameters; |
c85ff642 |
516 | |
517 | if ( $c->debug && keys %{ $c->req->params } ) { |
518 | my @params; |
519 | for my $key ( keys %{ $c->req->params } ) { |
b5524568 |
520 | my $value = $c->req->params->{$key} || ''; |
c85ff642 |
521 | push @params, "$key=$value"; |
522 | } |
523 | $c->log->debug( 'Parameters are "' . join( ' ', @params ) . '"' ); |
524 | } |
fc7ec1d9 |
525 | $c->prepare_uploads; |
526 | return $c; |
527 | } |
528 | |
23f9d934 |
529 | =item $c->prepare_action |
fc7ec1d9 |
530 | |
531 | Prepare action. |
532 | |
533 | =cut |
534 | |
535 | sub prepare_action { |
536 | my $c = shift; |
537 | my $path = $c->req->path; |
538 | my @path = split /\//, $c->req->path; |
539 | $c->req->args( \my @args ); |
540 | while (@path) { |
7833fdfc |
541 | $path = join '/', @path; |
87e67021 |
542 | if ( my $result = $c->find_action($path) ) { |
fc7ec1d9 |
543 | |
544 | # It's a regex |
545 | if ($#$result) { |
7e5adedd |
546 | my $match = $result->[1]; |
547 | my @snippets = @{ $result->[2] }; |
fc7ec1d9 |
548 | $c->log->debug(qq/Requested action "$path" matched "$match"/) |
549 | if $c->debug; |
550 | $c->log->debug( |
551 | 'Snippets are "' . join( ' ', @snippets ) . '"' ) |
552 | if ( $c->debug && @snippets ); |
553 | $c->req->action($match); |
554 | $c->req->snippets( \@snippets ); |
555 | } |
556 | else { |
557 | $c->req->action($path); |
558 | $c->log->debug(qq/Requested action "$path"/) if $c->debug; |
559 | } |
560 | $c->req->match($path); |
fc7ec1d9 |
561 | last; |
562 | } |
563 | unshift @args, pop @path; |
564 | } |
565 | unless ( $c->req->action ) { |
87e67021 |
566 | $c->req->action('!default'); |
567 | $c->req->match(''); |
fc7ec1d9 |
568 | } |
5783a9a5 |
569 | $c->log->debug( 'Arguments are "' . join( '/', @args ) . '"' ) |
570 | if ( $c->debug && @args ); |
fc7ec1d9 |
571 | } |
572 | |
0556eb49 |
573 | =item $c->prepare_connection; |
574 | |
575 | Prepare connection. |
576 | |
577 | =cut |
578 | |
579 | sub prepare_connection { } |
580 | |
23f9d934 |
581 | =item $c->prepare_cookies; |
fc7ec1d9 |
582 | |
583 | Prepare cookies. |
584 | |
585 | =cut |
586 | |
587 | sub prepare_cookies { } |
588 | |
23f9d934 |
589 | =item $c->prepare_headers |
fc7ec1d9 |
590 | |
591 | Prepare headers. |
592 | |
593 | =cut |
594 | |
595 | sub prepare_headers { } |
596 | |
23f9d934 |
597 | =item $c->prepare_parameters |
fc7ec1d9 |
598 | |
599 | Prepare parameters. |
600 | |
601 | =cut |
602 | |
603 | sub prepare_parameters { } |
604 | |
23f9d934 |
605 | =item $c->prepare_path |
fc7ec1d9 |
606 | |
607 | Prepare path and base. |
608 | |
609 | =cut |
610 | |
611 | sub prepare_path { } |
612 | |
23f9d934 |
613 | =item $c->prepare_request |
fc7ec1d9 |
614 | |
615 | Prepare the engine request. |
616 | |
617 | =cut |
618 | |
619 | sub prepare_request { } |
620 | |
23f9d934 |
621 | =item $c->prepare_uploads |
fc7ec1d9 |
622 | |
623 | Prepare uploads. |
624 | |
625 | =cut |
626 | |
627 | sub prepare_uploads { } |
628 | |
23f9d934 |
629 | =item $c->process($class, $coderef) |
fc7ec1d9 |
630 | |
631 | Process a coderef in given class and catch exceptions. |
632 | Errors are available via $c->errors. |
633 | |
634 | =cut |
635 | |
636 | sub process { |
637 | my ( $c, $class, $code ) = @_; |
638 | my $status; |
639 | eval { |
640 | if ( $c->debug ) |
641 | { |
642 | my $action = $c->actions->{reverse}->{"$code"} || "$code"; |
643 | my $elapsed; |
644 | ( $elapsed, $status ) = |
645 | $c->benchmark( $code, $class, $c, @{ $c->req->args } ); |
646 | $c->log->info( sprintf qq/Processing "$action" took %fs/, $elapsed ) |
647 | if $c->debug; |
648 | } |
649 | else { $status = &$code( $class, $c, @{ $c->req->args } ) } |
650 | }; |
651 | if ( my $error = $@ ) { |
652 | chomp $error; |
653 | $error = qq/Caught exception "$error"/; |
654 | $c->log->error($error); |
655 | $c->errors($error) if $c->debug; |
656 | return 0; |
657 | } |
658 | return $status; |
659 | } |
660 | |
23f9d934 |
661 | =item $c->request |
662 | |
663 | =item $c->req |
fc7ec1d9 |
664 | |
665 | Returns a C<Catalyst::Request> object. |
666 | |
667 | my $req = $c->req; |
668 | |
23f9d934 |
669 | =item $c->response |
670 | |
671 | =item $c->res |
fc7ec1d9 |
672 | |
673 | Returns a C<Catalyst::Response> object. |
674 | |
675 | my $res = $c->res; |
676 | |
23f9d934 |
677 | =item $class->setup |
fc7ec1d9 |
678 | |
679 | Setup. |
680 | |
681 | MyApp->setup; |
682 | |
683 | =cut |
684 | |
685 | sub setup { |
686 | my $self = shift; |
687 | $self->setup_components; |
688 | if ( $self->debug ) { |
689 | my $name = $self->config->{name} || 'Application'; |
690 | $self->log->info("$name powered by Catalyst $Catalyst::VERSION"); |
691 | } |
692 | } |
693 | |
23f9d934 |
694 | =item $class->setup_components |
fc7ec1d9 |
695 | |
696 | Setup components. |
697 | |
698 | =cut |
699 | |
700 | sub setup_components { |
701 | my $self = shift; |
702 | |
703 | # Components |
704 | my $class = ref $self || $self; |
705 | eval <<""; |
706 | package $class; |
707 | import Module::Pluggable::Fast |
708 | name => '_components', |
709 | search => [ |
710 | '$class\::Controller', '$class\::C', |
711 | '$class\::Model', '$class\::M', |
712 | '$class\::View', '$class\::V' |
713 | ]; |
714 | |
715 | if ( my $error = $@ ) { |
716 | chomp $error; |
717 | $self->log->error( |
718 | qq/Couldn't initialize "Module::Pluggable::Fast", "$error"/); |
719 | } |
720 | $self->components( {} ); |
721 | for my $component ( $self->_components($self) ) { |
722 | $self->components->{ ref $component } = $component; |
723 | } |
724 | $self->log->debug( 'Initialized components "' |
725 | . join( ' ', keys %{ $self->components } ) |
726 | . '"' ) |
727 | if $self->debug; |
728 | } |
729 | |
23f9d934 |
730 | =item $c->stash |
fc7ec1d9 |
731 | |
732 | Returns a hashref containing all your data. |
733 | |
734 | $c->stash->{foo} ||= 'yada'; |
735 | print $c->stash->{foo}; |
736 | |
737 | =cut |
738 | |
739 | sub stash { |
740 | my $self = shift; |
741 | if ( $_[0] ) { |
742 | my $stash = $_[1] ? {@_} : $_[0]; |
743 | while ( my ( $key, $val ) = each %$stash ) { |
744 | $self->{stash}->{$key} = $val; |
745 | } |
746 | } |
747 | return $self->{stash}; |
748 | } |
749 | |
750 | sub _prefix { |
751 | my ( $class, $name ) = @_; |
7833fdfc |
752 | my $prefix = _class2prefix($class); |
753 | $name = "$prefix/$name" if $prefix; |
754 | return $name; |
755 | } |
756 | |
757 | sub _class2prefix { |
758 | my $class = shift; |
87e67021 |
759 | $class =~ /^.*::([MVC]|Model|View|Controller)+::(.*)$/; |
760 | my $prefix = lc $2 || ''; |
761 | $prefix =~ s/\:\:/\//g; |
7833fdfc |
762 | return $prefix; |
fc7ec1d9 |
763 | } |
764 | |
23f9d934 |
765 | =back |
766 | |
fc7ec1d9 |
767 | =head1 AUTHOR |
768 | |
769 | Sebastian Riedel, C<sri@cpan.org> |
770 | |
771 | =head1 COPYRIGHT |
772 | |
773 | This program is free software, you can redistribute it and/or modify it under |
774 | the same terms as Perl itself. |
775 | |
776 | =cut |
777 | |
778 | 1; |