use Catalyst::Utils;
use Catalyst::Controller;
use Data::OptList;
-use Devel::InnerPackage ();
use File::stat;
-use Module::Pluggable::Object ();
use Text::SimpleTable ();
use Path::Class::Dir ();
use Path::Class::File ();
use Tree::Simple qw/use_weak_refs/;
use Tree::Simple::Visitor::FindByUID;
use Class::C3::Adopt::NEXT;
-use List::Util qw/first/;
use List::MoreUtils qw/uniq/;
use attributes;
use utf8;
#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($_) # XXX FIXME - components remove from here
- for qw/container components arguments dispatcher engine log dispatcher_class
+__PACKAGE__->mk_classdata($_)
+ for qw/container arguments dispatcher engine log dispatcher_class
engine_class context_class request_class response_class stats_class
setup_finished/;
# Remember to update this in Catalyst::Runtime as well!
-our $VERSION = '5.80032';
+our $VERSION = '5.80033';
sub import {
my ( $class, @arguments ) = @_;
my $meta = Moose::Meta::Class->initialize($caller);
unless ( $caller->isa('Catalyst') ) { # XXX - Remove!
- my @superclasses = ($meta->superclasses, $class, 'Catalyst::Controller'); # XXX - Remove!
+ my @superclasses = ($meta->superclasses, $class, 'Catalyst::Component'); # XXX - Remove!
$meta->superclasses(@superclasses); # XXX - Remove!
} # XXX - Remove!
$caller->setup_home;
}
+sub MODIFY_CODE_ATTRIBUTES {
+ Catalyst::Exception->throw(
+ "Catalyst applications (aka MyApp) cannot be controllers anymore. " .
+ "That has been deprecated and removed. You should create a " .
+ "controller class called Root.pm, and move relevant code to that class."
+ );
+}
+
+
sub _application { $_[0] }
=head1 NAME
sub controller {
my ( $c, $name, @args ) = @_;
-# FIXME: should this be a Catalyst::Utils method?
- if (!$name) {
- my $class = $c->action->class;
-
- my $prefix = length Catalyst::Utils::class2classprefix($class);
-
- # MyApp::Controller::Foo becomes Foo
- # the + 2 is because of the ::
- $name = substr $class, $prefix + 2;
- }
+ $name ||= Catalyst::Utils::class2classshortsuffix( $c->action->class );
return $c->container->get_component_from_sub_container( 'controller', $name, $c, @args);
}
my ( $c, $name, @args ) = @_;
if (ref $c && !$name) {
- return $c->stash->{current_model_instance}
- if $c->stash->{current_model_instance};
+ my $current_instance = $c->stash->{current_model_instance};
+ return $current_instance
+ if $current_instance;
- $name = $c->stash->{current_model}
- if $c->stash->{current_model};
+ $name = $c->stash->{current_model};
}
return $c->container->get_component_from_sub_container( 'model', $name, $c, @args);
my ( $c, $name, @args ) = @_;
if (ref $c && !$name) {
- return $c->stash->{current_view_instance}
- if $c->stash->{current_view_instance};
+ my $current_instance = $c->stash->{current_view_instance};
+ return $current_instance
+ if $current_instance;
- $name = $c->stash->{current_view}
- if $c->stash->{current_view};
+ $name = $c->stash->{current_view};
}
return $c->container->get_component_from_sub_container( 'view', $name, $c, @args);
return $c->container->get_sub_container('view')->get_service_list;
}
-sub _find_component {
- my ($c, $component, @args) = @_;
- my @result;
-
- my $query = ref $component
- ? $component
- : qr{^$component$}
- ;
-
- for my $subcontainer_name (qw/model view controller/) {
- my $subcontainer = $c->container->get_sub_container($subcontainer_name);
- my @components = $subcontainer->get_service_list;
- @result = grep { m{$component} } @components;
-
- return map { $subcontainer->get_component( $_, $c, @args ) } @result
- if @result;
- }
-
- # it expects an empty list on failed searches
- return @result;
-}
-
=head2 $c->comp($name)
=head2 $c->component($name)
my ( $c, $component, @args ) = @_;
unless ($component) {
- $c->log->warn("Calling \$c->component without args is deprecated");
- $c->log->warn("and will be removed in future releases.");
- return sort keys %{ $c->components };
+ $c->log->warn('Calling $c->component with no args is deprecated and ');
+ $c->log->warn('will be removed in a future release.');
+ $c->log->warn('Use $c->component_list instead.');
+ return $c->component_list;
}
- my ($type, $name) = _get_component_type_name($component);
-
- return $c->container->get_component_from_sub_container(
- $type, $name, $c, @args
- ) if $type;
-
- my @result = $c->_find_component( $component, @args );
+ my @result = $c->container->find_component( $component, $c, @args );
# list context for regexp searches
return @result if ref $component;
# only one component (if it's found) for string searches
return shift @result if @result;
- # FIXME: I probably shouldn't be doing this
- # I'm keeping it temporarily for things like $c->comp('MyApp')
- return $c->components->{$component}
- if exists $c->components->{$component} and !@args;
+ if (ref $c eq $component) {
+ $c->log->warn('You are calling $c->comp("MyApp"). This behaviour is');
+ $c->log->warn('deprecated, and will be removed in a future release.');
+ return $c;
+ }
$c->log->warn("Looking for '$component', but nothing was found.");
# I would expect to return an empty list here, but that breaks back-compat
- $c->log->warn("Component not found, returning the list of existing");
- $c->log->warn("components. This behavior is deprecated, and will be");
- $c->log->warn("removed in future releases.");
+ $c->log->warn('Component not found, returning the list of existing');
+ $c->log->warn('components. This behavior is deprecated and will be');
+ $c->log->warn('removed in a future release. Use $c->component_list');
+ $c->log->warn('instead.');
- return sort keys %{ $c->components };
+ return $c->component_list;
}
+=head2 $c->component_list
+
+Returns the sorted list of the component names of the application.
+
+=cut
+
+sub component_list { sort keys %{ shift->components } }
+
=head2 CLASS DATA AND HELPER CLASSES
=head2 $c->config
$class->setup unless $Catalyst::__AM_RESTARTING;
}
- # Initialize our data structure
- $class->components( {} ); # XXX - Remove!
-
$class->setup_components;
- if ( $class->debug ) { # XXX - Fixme to be a method on the container? (Or at least get a) data structure back from the container!!
+ if (
+ $class->debug and
+ my @comps_names_types = $class->container->get_components_names_types
+ ) {
my $column_width = Catalyst::Utils::term_width() - 8 - 9;
my $t = Text::SimpleTable->new( [ $column_width, 'Class' ], [ 8, 'Type' ] );
- for my $comp ( sort keys %{ $class->components } ) {
- my $type = ref $class->components->{$comp} ? 'instance' : 'class';
- $t->row( $comp, $type );
- }
- $class->log->debug( "Loaded components:\n" . $t->draw . "\n" )
- if ( keys %{ $class->components } );
- }
+ $t->row( @$_ ) for @comps_names_types;
- # Add our self to components, since we are also a component
- if( $class->isa('Catalyst::Controller') ){
- $class->components->{$class} = $class;
+ $class->log->debug( "Loaded components:\n" . $t->draw . "\n" );
}
$class->setup_actions;
=cut
-# FIXME - We deal with ->components({'Foo' => 'Bar'})
-# however we DO NOT deal with ->components->{Foo} = 'Bar'
-# We should return a locked hash back to the user? So that if they try the latter, they
-# get breakage, rather than their addition being silently ignored?
-around components => sub {
- my $orig = shift;
- my $class = shift;
- my $comps = shift;
-
- return $class->$orig if ( !$comps );
-
-# FIXME: should this ugly kludge exist?
- $class->setup_config unless defined $class->container;
+sub components {
+ my ( $class, $comps ) = @_;
-# FIXME: should there be a warning here, not to use this accessor to create the components?
- my $components = {};
+ # people create components calling this sub directly, before setup
+ $class->setup_config unless $class->container;
- my $containers;
- $containers->{$_} = $class->container->get_sub_container($_) for qw(model view controller);
+ my $container = $class->container;
- for my $component ( keys %$comps ) {
- $components->{ $component } = $comps->{$component};
-
- my ($type, $name) = _get_component_type_name($component);
-
- $containers->{$type}->add_service(Catalyst::IOC::BlockInjection->new( name => $name, block => sub { return $class->setup_component($component) } ));
+ if ( $comps ) {
+ $container->add_component( $_ ) for keys %$comps;
}
- return $class->$orig($components);
-};
+ return $container->get_all_components();
+}
=head2 $c->context_class
my $container_class = Class::MOP::load_first_existing_class(@container_classes);
- my $container = $container_class->new( %args, name => "$class" );
+ my $container = $container_class->new( %args, application_name => "$class", name => "$class" );
$class->container($container);
- my $config = $container->resolve(service => 'config');
+ my $config = $container->resolve( service => 'config' );
$class->config($config);
$class->finalize_config; # back-compat
}
This method is called internally to set up the application's components.
It finds modules by calling the L<locate_components> method, expands them to
-package names with the L<expand_component_module> method, and then installs
-each component into the application.
+package names with the $container->expand_component_module method, and then
+installs each component into the application.
The C<setup_components> config option is passed to both of the above methods.
-Installation of each component is performed by the L<setup_component> method,
-below.
-
=cut
sub setup_components {
- my $class = shift;
-
- my $config = $class->config->{ setup_components };
- my $search_extra = $config->{ search_extra };
-
- my @comps = $class->locate_components($config);
- my %comps = map { $_ => 1 } @comps;
-
- my $deprecatedcatalyst_component_names = grep { /::[CMV]::/ } @comps;
- $class->log->warn(qq{Your application is using the deprecated ::[MVC]:: type naming scheme.\n}.
- qq{Please switch your class names to ::Model::, ::View:: and ::Controller: as appropriate.\n}
- ) if $deprecatedcatalyst_component_names;
-
- for my $component ( @comps ) {
-
- # We pass ignore_loaded here so that overlay files for (e.g.)
- # Model::DBI::Schema sub-classes are loaded - if it's in @comps
- # we know M::P::O found a file on disk so this is safe
-
- Catalyst::Utils::ensure_class_loaded( $component, { ignore_loaded => 1 } );
- }
-
- my $containers;
- $containers->{$_} = $class->container->get_sub_container($_) for qw(model view controller);
-
- for my $component (@comps) {
- my $instance = $class->components->{ $component } = $class->setup_component($component);
- if ( my ($type, $name) = _get_component_type_name($component, $search_extra) ) {
- $containers->{$type}->add_service(Catalyst::IOC::BlockInjection->new( name => $name, block => sub { return $instance } ));
- }
- my @expanded_components = $instance->can('expand_modules')
- ? $instance->expand_modules( $component, $config )
- : $class->expand_component_module( $component, $config );
- for my $component (@expanded_components) {
- next if $comps{$component};
-
- $deprecatedcatalyst_component_names = grep { /::[CMV]::/ } @expanded_components;
- $class->log->warn(qq{Your application is using the deprecated ::[MVC]:: type naming scheme.\n}.
- qq{Please switch your class names to ::Model::, ::View:: and ::Controller: as appropriate.\n}
- ) if $deprecatedcatalyst_component_names;
-
- if (my ($type, $name) = _get_component_type_name($component, $search_extra)) {
- $containers->{$type}->add_service(Catalyst::IOC::BlockInjection->new( name => $name, block => sub { return $class->setup_component($component) } ));
- }
-
- # FIXME - Remove this!!
- $class->components->{ $component } = $class->setup_component($component);
- }
- }
-
- $containers->{model}->make_single_default;
- $containers->{view}->make_single_default;
+ shift->container->setup_components();
}
-# FIXME: should this sub exist?
-# should it be moved to Catalyst::Utils,
-# or replaced by something already existing there?
-sub _get_component_type_name {
- my ( $component, $search_extra) = @_;
- $search_extra ||= [];
- my @search_extra = map { s/^:://; lc $_ } @$search_extra;
-
- my @parts = split /::/, $component;
-
- if (scalar @parts == 1) {
- return (undef, $component);
- }
-
- while (my $type = shift @parts) {
- return ('controller', join '::', @parts)
- if $type =~ /^(c|controller)$/i;
-
- return ('model', join '::', @parts)
- if $type =~ /^(m|model)$/i;
-
- return ('view', join '::', @parts)
- if $type =~ /^(v|view)$/i;
-
- return (_get_component_type($component), join '::', @parts)
- if @search_extra and ( grep { lc $type eq $_ } @search_extra );
- }
-}
-
-sub _get_component_type {
- my ( $instance ) = @_;
-
- return 'controller' if $instance->isa('Catalyst::Controller');
- return 'model' if $instance->isa('Catalyst::Model');
- return 'view' if $instance->isa('Catalyst::View');
-}
-
-=head2 $c->locate_components( $setup_component_config )
-
-This method is meant to provide a list of component modules that should be
-setup for the application. By default, it will use L<Module::Pluggable>.
-
-Specify a C<setup_components> config option to pass additional options directly
-to L<Module::Pluggable>. To add additional search paths, specify a key named
-C<search_extra> as an array reference. Items in the array beginning with C<::>
-will have the application class name prepended to them.
+=head2 locate_components
=cut
-sub locate_components {
- my $class = shift;
- my $config = shift;
-
- my @paths = qw( ::Controller ::C ::Model ::M ::View ::V );
- my $extra = delete $config->{ search_extra } || [];
+# FIXME - removed locate_components
+# don't people mess with this method directly?
+# what to do with that?
- push @paths, @$extra;
+sub locate_components {
+ my $class = shift;
- my $locator = Module::Pluggable::Object->new(
- search_path => [ map { s/^(?=::)/$class/; $_; } @paths ],
- %$config
- );
+ $class->log->warn('The locate_components method has been deprecated.');
+ $class->log->warn('Please read Catalyst::IOC::Container documentation to');
+ $class->log->warn('update your application.');
# XXX think about ditching this sort entirely
- my @comps = sort { length $a <=> length $b } $locator->plugins;
-
- return @comps;
-}
-
-=head2 $c->expand_component_module( $component, $setup_component_config )
-
-Components found by C<locate_components> will be passed to this method, which
-is expected to return a list of component (package) names to be set up.
-
-=cut
-
-sub expand_component_module {
- my ($class, $module) = @_;
- return Devel::InnerPackage::list_packages( $module );
+ return sort { length $a <=> length $b }
+ @{ $class->container->resolve( service => 'locate_components' ) };
}
-=head2 $c->setup_component
-
-=cut
-
-## FIXME - Why the hell do we try calling the ->COMPONENT method twice, this is madness!?!
-sub setup_component {
- my( $class, $component ) = @_;
-
- unless ( $component->can( 'COMPONENT' ) ) {
- return $component;
- }
-
- my $suffix = Catalyst::Utils::class2classsuffix( $component );
- my $config = $class->config->{ $suffix } || {};
- # Stash catalyst_component_name in the config here, so that custom COMPONENT
- # methods also pass it. local to avoid pointlessly shitting in config
- # for the debug screen, as $component is already the key name.
- local $config->{catalyst_component_name} = $component;
-
- my $instance = eval { $component->COMPONENT( $class, $config ); };
-
- if ( my $error = $@ ) {
- chomp $error;
- Catalyst::Exception->throw(
- message => qq/Couldn't instantiate component "$component", "$error"/
- );
- }
- elsif (!blessed $instance) {
- my $metaclass = Moose::Util::find_meta($component);
- my $method_meta = $metaclass->find_method_by_name('COMPONENT');
- my $component_method_from = $method_meta->associated_metaclass->name;
- my $value = defined($instance) ? $instance : 'undef';
- Catalyst::Exception->throw(
- message =>
- qq/Couldn't instantiate component "$component", COMPONENT() method (from $component_method_from) didn't return an object-like value (value was $value)./
- );
- }
-
- return $instance;
-}
=head2 $c->setup_dispatcher
=item *
-C<search_extra> - Array reference passed to Module::Pluggable to for additional
-namespaces from which components will be loaded (and constructed and stored in
-C<< $c->components >>).
-
-=item *
-
C<show_internal_actions> - If true, causes internal actions such as C<< _DISPATCH >>
to be shown in hit debug tables in the test server.