package Catalyst;
+use Class::C3;
use Moose;
extends 'Catalyst::Component';
use bytes;
use Devel::InnerPackage ();
use File::stat;
use Module::Pluggable::Object ();
-use NEXT;
use Text::SimpleTable ();
use Path::Class::Dir ();
use Path::Class::File ();
BEGIN { require 5.008001; }
-__PACKAGE__->mk_accessors(
- qw/counter request response state action stack namespace stats stash/
-);
+has stack => (is => 'rw', default => sub { [] });
+has stash => (is => 'rw', default => sub { {} });
+has state => (is => 'rw', default => 0);
+has stats => (is => 'rw');
+has action => (is => 'rw');
+has counter => (is => 'rw', default => sub { {} });
+has request => (is => 'rw', default => sub { $_[0]->request_class->new({}) }, required => 1, lazy => 1);
+has response => (is => 'rw', default => sub { $_[0]->response_class->new({}) }, required => 1, lazy => 1);
+has namespace => (is => 'rw');
+
+no Moose;
attributes->import( __PACKAGE__, \&namespace, 'lvalue' );
sub depth { scalar @{ shift->stack || [] }; }
+sub comp { shift->component(@_) }
-# Laziness++
-*comp = \&component;
-*req = \&request;
-*res = \&response;
+sub req {
+ # carp "the use of req() is deprecated in favour of request()";
+ my $self = shift; return $self->request(@_);
+}
+sub res {
+ # carp "the use of res() is deprecated in favour of response()";
+ my $self = shift; return $self->response(@_);
+}
# For backwards compatibility
-*finalize_output = \&finalize_body;
+sub finalize_output { shift->finalize_body(@_) };
# For statistics
our $COUNT = 1;
our $RECURSION = 1000;
our $DETACH = "catalyst_detach\n";
+#I imagine that very few of these really need to be class variables. if any.
+#maybe we should just make them attributes with a default?
__PACKAGE__->mk_classdata($_)
for qw/components arguments dispatcher engine log dispatcher_class
- engine_class context_class request_class response_class stats_class
+ engine_class context_class request_class response_class stats_class
setup_finished/;
__PACKAGE__->dispatcher_class('Catalyst::Dispatcher');
my $caller = caller(0);
+ #why does called have to ISA Catalyst and ISA Controller ?
+ #Convert test suite to not use the behavior where Myapp ISA Controller
+ # after that is done we can eliminate that little mess.
unless ( $caller->isa('Catalyst') ) {
no strict 'refs';
- push @{"$caller\::ISA"}, $class, 'Catalyst::Controller';
+ if( $caller->can('meta') ){
+ my @superclasses = ($caller->meta->superclasses, $class, 'Catalyst::Controller');
+ #my @superclasses = ($caller->meta->superclasses, $class);
+ $caller->meta->superclasses(@superclasses);
+ } else {
+ push @{"$caller\::ISA"}, $class, 'Catalyst::Controller';
+ #push @{"$caller\::ISA"}, $class;
+ }
}
$caller->arguments( [@arguments] );
### in lib/MyApp.pm
use Catalyst qw/-Debug/; # include plugins here as well
-
+
### In lib/MyApp/Controller/Root.pm (autocreated)
sub foo : Global { # called for /foo, /foo/1, /foo/1/2, etc.
my ( $self, $c, @args ) = @_; # args are qw/1 2/ for /foo/1/2
$c->stash->{template} = 'foo.tt'; # set the template
# lookup something from db -- stash vars are passed to TT
- $c->stash->{data} =
+ $c->stash->{data} =
$c->model('Database::Foo')->search( { country => $args[0] } );
if ( $c->req->params->{bar} ) { # access GET or POST parameters
$c->forward( 'bar' ); # process another action
- # do something else after forward returns
+ # do something else after forward returns
}
}
-
+
# The foo.tt TT template can use the stash data from the database
[% WHILE (item = data.next) %]
[% item.foo %]
[% END %]
-
+
# called for /bar/of/soap, /bar/of/soap/10, etc.
sub bar : Path('/bar/of/soap') { ... }
# called for all actions, from the top-most controller downwards
- sub auto : Private {
+ sub auto : Private {
my ( $self, $c ) = @_;
if ( !$c->user_exists ) { # Catalyst::Plugin::Authentication
$c->res->redirect( '/login' ); # require login
}
return 1; # success; carry on to next action
}
-
+
# called after all actions are finished
- sub end : Private {
+ sub end : Private {
my ( $self, $c ) = @_;
if ( scalar @{ $c->error } ) { ... } # handle errors
return if $c->res->body; # already have a response
### in MyApp/Controller/Foo.pm
# called for /foo/bar
sub bar : Local { ... }
-
+
# called for /blargle
sub blargle : Global { ... }
-
+
# an index action matches /foo, but not /foo/1, etc.
sub index : Private { ... }
-
+
### in MyApp/Controller/Foo/Bar.pm
# called for /foo/bar/baz
sub baz : Local { ... }
-
+
# first Root auto is called, then Foo auto, then this
sub auto : Private { ... }
-
+
# powerful regular expression paths are also possible
sub details : Regex('^product/(\w+)/details$') {
my ( $self, $c ) = @_;
environment settings override the application, with <MYAPP>_STATS having the
highest priority.
-e.g.
+e.g.
use Catalyst qw/-Stats=1/
=cut
-sub forward { my $c = shift; $c->dispatcher->forward( $c, @_ ) }
+sub forward { my $c = shift; no warnings 'recursion'; $c->dispatcher->forward( $c, @_ ) }
=head2 $c->detach( $action [, \@arguments ] )
=head2 $c->detach()
-The same as C<forward>, but doesn't return to the previous action when
-processing is finished.
+The same as C<forward>, but doesn't return to the previous action when
+processing is finished.
When called with no arguments it escapes the processing chain entirely.
$c->stash->{foo} = $bar;
$c->stash( { moose => 'majestic', qux => 0 } );
$c->stash( bar => 1, gorch => 2 ); # equivalent to passing a hashref
-
+
# stash is automatically passed to the view for use in a template
$c->forward( 'MyApp::View::TT' );
=cut
-around stash => sub {
- my $orig = shift;
+sub stash {
my $c = shift;
if (@_) {
my $stash = @_ > 1 ? {@_} : $_[0];
croak('stash takes a hash or hashref') unless ref $stash;
foreach my $key ( keys %$stash ) {
- $c->$orig()->{$key} = $stash->{$key};
+ #shouldn't we hold this in a var and save ourselves the subcall?
+ $c->next::method->{$key} = $stash->{$key};
}
}
- return $c->$orig();
-};
+
+ return $c->next::method;
+}
+
=head2 $c->error
return $comp;
}
-# Find possible names for a prefix
+# Find possible names for a prefix
sub _comp_names {
my ( $c, @prefixes ) = @_;
Any extra arguments are directly passed to ACCEPT_CONTEXT.
-If the name is omitted, it will look for
+If the name is omitted, it will look for
- a model object in $c->stash{current_model_instance}, then
- a model name in $c->stash->{current_model}, then
- a config setting 'default_model', or
@args )
if $name;
if (ref $c) {
- return $c->stash->{current_model_instance}
+ return $c->stash->{current_model_instance}
if $c->stash->{current_model_instance};
return $c->model( $c->stash->{current_model} )
if $c->stash->{current_model};
Any extra arguments are directly passed to ACCEPT_CONTEXT.
-If the name is omitted, it will look for
+If the name is omitted, it will look for
- a view object in $c->stash{current_view_instance}, then
- a view name in $c->stash->{current_view}, then
- a config setting 'default_view', or
@args )
if $name;
if (ref $c) {
- return $c->stash->{current_view_instance}
+ return $c->stash->{current_view_instance}
if $c->stash->{current_view_instance};
return $c->view( $c->stash->{current_view} )
if $c->stash->{current_view};
$c->log->warn("Setting config after setup has been run is not a good idea.")
if ( @_ and $c->setup_finished );
- $c->NEXT::config(@_);
+ $c->next::method(@_);
}
=head2 $c->log
EOF
}
-
+
if ( $class->debug ) {
my @plugins = map { "$_ " . ( $_->VERSION || '' ) } $class->registered_plugins;
}
unshift(@args, $namespace || '');
}
-
+
# join args with '/', or a blank string
my $args = join('/', grep { defined($_) } @args);
$args =~ s/\?/%3F/g; # STUPID STUPID SPECIAL CASE
</li>
</ul>
<h2>In conclusion</h2>
- <p>The Catalyst team hopes you will enjoy using Catalyst as much
+ <p>The Catalyst team hopes you will enjoy using Catalyst as much
as we enjoyed making it. Please contact us if you have ideas
for improvement or other feedback.</p>
</div>
sub dump_these {
my $c = shift;
- [ Request => $c->req ],
- [ Response => $c->res ],
+ [ Request => $c->req ],
+ [ Response => $c->res ],
[ Stash => $c->stash ],
[ Config => $c->config ];
}
$c->state(0);
if ( $c->depth >= $RECURSION ) {
- my $action = "$code";
+ my $action = $code->reverse();
$action = "/$action" unless $action =~ /->/;
- my $error = qq/Deep recursion detected calling "$action"/;
+ my $error = qq/Deep recursion detected calling "${action}"/;
$c->log->error($error);
$c->error($error);
$c->state(0);
my $stats_info = $c->_stats_start_execute( $code ) if $c->use_stats;
push( @{ $c->stack }, $code );
-
- eval { $c->state( &$code( $class, $c, @{ $c->req->args } ) || 0 ) };
+
+ eval { $c->state( $code->execute( $class, $c, @{ $c->req->args } ) || 0 ) };
$c->_stats_finish_execute( $stats_info ) if $c->use_stats and $stats_info;
-
+
my $last = pop( @{ $c->stack } );
if ( my $error = $@ ) {
return if ( ( $code->name =~ /^_.*/ )
&& ( !$c->config->{show_internal_actions} ) );
- $c->counter->{"$code"}++;
+ my $action_name = $code->reverse();
+ $c->counter->{$action_name}++;
- my $action = "$code";
+ my $action = $action_name;
$action = "/$action" unless $action =~ /->/;
# determine if the call was the result of a forward
}
}
- my $uid = "$code" . $c->counter->{"$code"};
+ my $uid = $action_name . $c->counter->{$action_name};
# is this a root-level call or a forwarded call?
if ( $callsub =~ /forward$/ ) {
# forward, locate the caller
if ( my $parent = $c->stack->[-1] ) {
$c->stats->profile(
- begin => $action,
+ begin => $action,
parent => "$parent" . $c->counter->{"$parent"},
uid => $uid,
);
}
}
else {
-
+
# root-level call
$c->stats->profile(
begin => $action,
=cut
+#Why does this exist? This is no longer safe and WILL NOT WORK.
+# it doesnt seem to be used anywhere. can we remove it?
sub _localize_fields {
my ( $c, $localized, $code ) = ( @_ );
my $request = delete $localized->{request} || {};
my $response = delete $localized->{response} || {};
-
+
local @{ $c }{ keys %$localized } = values %$localized;
local @{ $c->request }{ keys %$request } = values %$request;
local @{ $c->response }{ keys %$response } = values %$response;
}
# Allow engine to handle finalize flow (for POE)
- if ( $c->engine->can('finalize') ) {
- $c->engine->finalize($c);
+ my $engine = $c->engine;
+ if ( my $code = $engine->can('finalize') ) {
+ $engine->$code($c);
}
else {
$c->finalize_body;
}
-
- if ($c->use_stats) {
+
+ if ($c->use_stats) {
my $elapsed = sprintf '%f', $c->stats->elapsed;
my $av = $elapsed == 0 ? '??' : sprintf '%.3f', 1 / $elapsed;
$c->log->info(
- "Request took ${elapsed}s ($av/s)\n" . $c->stats->report . "\n" );
+ "Request took ${elapsed}s ($av/s)\n" . $c->stats->report . "\n" );
}
return $c->response->status;
sub finalize_headers {
my $c = shift;
+ my $response = $c->response; #accessor calls can add up?
+
# Check if we already finalized headers
- return if $c->response->{_finalized_headers};
+ return if $response->finalized_headers;
# Handle redirects
- if ( my $location = $c->response->redirect ) {
+ if ( my $location = $response->redirect ) {
$c->log->debug(qq/Redirecting to "$location"/) if $c->debug;
- $c->response->header( Location => $location );
+ $response->header( Location => $location );
- if ( !$c->response->body ) {
+ #Moose TODO: we should probably be using a predicate method here ?
+ if ( !$response->body ) {
# Add a default body if none is already present
- $c->response->body(
+ $response->body(
qq{<html><body><p>This item has moved <a href="$location">here</a>.</p></body></html>}
);
}
}
# Content-Length
- if ( $c->response->body && !$c->response->content_length ) {
+ if ( $response->body && !$response->content_length ) {
# get the length from a filehandle
- if ( blessed( $c->response->body ) && $c->response->body->can('read') )
+ if ( blessed( $response->body ) && $response->body->can('read') )
{
- my $stat = stat $c->response->body;
+ my $stat = stat $response->body;
if ( $stat && $stat->size > 0 ) {
- $c->response->content_length( $stat->size );
+ $response->content_length( $stat->size );
}
else {
$c->log->warn('Serving filehandle without a content-length');
}
else {
# everything should be bytes at this point, but just in case
- $c->response->content_length( bytes::length( $c->response->body ) );
+ $response->content_length( bytes::length( $response->body ) );
}
}
# Errors
- if ( $c->response->status =~ /^(1\d\d|[23]04)$/ ) {
- $c->response->headers->remove_header("Content-Length");
- $c->response->body('');
+ if ( $response->status =~ /^(1\d\d|[23]04)$/ ) {
+ $response->headers->remove_header("Content-Length");
+ $response->body('');
}
$c->finalize_cookies;
$c->engine->finalize_headers( $c, @_ );
# Done
- $c->response->{_finalized_headers} = 1;
+ $response->finalized_headers(1);
}
=head2 $c->finalize_output
my $c = $class->prepare(@arguments);
$c->dispatch;
- $status = $c->finalize;
+ $status = $c->finalize;
};
if ( my $error = $@ ) {
}
$COUNT++;
- $class->log->_flush() if $class->log->can('_flush');
+
+ if(my $coderef = $class->log->can('_flush')){
+ $class->log->$coderef();
+ }
return $status;
}
sub prepare {
my ( $class, @arguments ) = @_;
+ # XXX
+ # After the app/ctxt split, this should become an attribute based on something passed
+ # into the application.
$class->context_class( ref $class || $class ) unless $class->context_class;
- my $c = $class->context_class->new(
- {
- counter => {},
- stack => [],
- request => $class->request_class->new(
- {
- arguments => [],
- body_parameters => {},
- cookies => {},
- headers => HTTP::Headers->new,
- parameters => {},
- query_parameters => {},
- secure => 0,
- captures => [],
- uploads => {}
- }
- ),
- response => $class->response_class->new(
- {
- body => '',
- cookies => {},
- headers => HTTP::Headers->new(),
- status => 200
- }
- ),
- stash => {},
- state => 0
- }
- );
-
- $c->stats($class->stats_class->new)->enable($c->use_stats);
- if ( $c->debug ) {
- $c->res->headers->header( 'X-Catalyst' => $Catalyst::VERSION );
- }
+
+ my $c = $class->context_class->new({});
# For on-demand data
$c->request->_context($c);
$c->response->_context($c);
+ #surely this is not the most efficient way to do things...
+ $c->stats($class->stats_class->new)->enable($c->use_stats);
+ if ( $c->debug ) {
+ $c->res->headers->header( 'X-Catalyst' => $Catalyst::VERSION );
+ }
+
+ #XXX reuse coderef from can
# Allow engine to direct the prepare flow (for POE)
if ( $c->engine->can('prepare') ) {
$c->engine->prepare( $c, @arguments );
# Prepare the body for reading, either by prepare_body
# or the user, if they are using $c->read
$c->prepare_read;
-
+
# Parse the body unless the user wants it on-demand
unless ( $c->config->{parse_on_demand} ) {
$c->prepare_body;
sub prepare_body {
my $c = shift;
+ #Moose TODO: what is _body ??
# Do we run for the first time?
return if defined $c->request->{_body};
my @paths = qw( ::Controller ::C ::Model ::M ::View ::V );
my $config = $class->config->{ setup_components };
my $extra = delete $config->{ search_extra } || [];
-
+
push @paths, @$extra;
-
+
my $locator = Module::Pluggable::Object->new(
search_path => [ map { s/^(?=::)/$class/; $_; } @paths ],
%$config
my @comps = sort { length $a <=> length $b } $locator->plugins;
my %comps = map { $_ => 1 } @comps;
-
+
for my $component ( @comps ) {
# We pass ignore_loaded here so that overlay files for (e.g.)
# we know M::P::O found a file on disk so this is safe
Catalyst::Utils::ensure_class_loaded( $component, { ignore_loaded => 1 } );
+ #Class::MOP::load_class($component);
my $module = $class->setup_component( $component );
my %modules = (
$component => $module,
map {
$_ => $class->setup_component( $_ )
- } grep {
+ } grep {
not exists $comps{$_}
} Devel::InnerPackage::list_packages( $component )
);
-
+
for my $key ( keys %modules ) {
$class->components->{ $key } = $modules{ $key };
}
$dispatcher = $class->dispatcher_class;
}
- unless (Class::Inspector->loaded($dispatcher)) {
- require Class::Inspector->filename($dispatcher);
- }
+ Class::MOP::load_class($dispatcher);
# dispatcher instance
$class->dispatcher( $dispatcher->new );
$engine = $class->engine_class;
}
- unless (Class::Inspector->loaded($engine)) {
- require Class::Inspector->filename($engine);
- }
+ Class::MOP::load_class($engine);
+ #unless (Class::Inspector->loaded($engine)) {
+ # require Class::Inspector->filename($engine);
+ #}
# check for old engines that are no longer compatible
my $old_engine;
$home = $env;
}
- unless ($home) {
- $home = Catalyst::Utils::home($class);
- }
+ $home ||= Catalyst::Utils::home($class);
if ($home) {
+ #I remember recently being scolded for assigning config values like this
$class->config->{home} ||= $home;
$class->config->{root} ||= Path::Class::Dir->new($home)->subdir('root');
}
my $env_debug = Catalyst::Utils::env_value( $class, 'DEBUG' );
if ( defined($env_debug) ? $env_debug : $debug ) {
no strict 'refs';
+ #Moose todo: dying to be made a bool attribute
*{"$class\::debug"} = sub { 1 };
$class->log->debug('Debug messages enabled');
}
my $env = Catalyst::Utils::env_value( $class, 'STATS' );
if ( defined($env) ? $env : ($stats || $class->debug ) ) {
no strict 'refs';
+ #Moose todo: dying to be made a bool attribute
*{"$class\::use_stats"} = sub { 1 };
$class->log->debug('Statistics enabled');
}
}
-=head2 $c->registered_plugins
+=head2 $c->registered_plugins
Returns a sorted list of the plugins which have either been stated in the
import list or which have been added via C<< MyApp->plugin(@args); >>.
# no ignore_loaded here, the plugin may already have been
# defined in memory and we don't want to error on "no file" if so
- Catalyst::Utils::ensure_class_loaded( $plugin );
+ Class::MOP::load_class( $plugin );
$proto->_plugins->{$plugin} = 1;
unless ($instant) {
no strict 'refs';
- unshift @{"$class\::ISA"}, $plugin;
+ if( $class->can('meta') ){
+ my @superclasses = ($plugin, $class->meta->superclasses );
+ $class->meta->superclasses(@superclasses);
+ } else {
+ unshift @{"$class\::ISA"}, $plugin;
+ }
}
return $class;
}
parsing with a config parameter.
MyApp->config->{parse_on_demand} = 1;
-
+
=head1 PROXY SUPPORT
Many production servers operate using the common double-server approach,
the frontend and backend servers on the same machine. The following
changes are made to the request.
- $c->req->address is set to the user's real IP address, as read from
+ $c->req->address is set to the user's real IP address, as read from
the HTTP X-Forwarded-For header.
-
+
The host value for $c->req->base and $c->req->uri is set to the real
host, as read from the HTTP X-Forwarded-Host header.
headers.
MyApp->config->{using_frontend_proxy} = 1;
-
+
If you do not wish to use the proxy support at all, you may set:
MyApp->config->{ignore_frontend_proxy} = 1;
projects / catagits/Catalyst-Runtime.git / blobdiff