use Moose;
use Class::MOP;
+with 'MooseX::Emulate::Class::Accessor::Fast';
use Catalyst::Exception;
use Catalyst::Utils;
use Tree::Simple::Visitor::FindByPath;
use Scalar::Util ();
-# Stringify to class
-use overload '""' => sub { return ref(shift) }, fallback => 1;
-
-
#do these belong as package vars or should we build these via a builder method?
# Preload these action types
our @PRELOAD = qw/Index Path Regex/;
our @POSTLOAD = qw/Default/;
has _tree => (is => 'rw');
-has _dispatch_types => (is => 'rw');
-has _registered_dispatch_types => (is => 'rw');
-has _method_action_class => (is => 'rw');
-has _action_container_class => (is => 'rw');
+has _dispatch_types => (is => 'rw', default => sub { [] }, required => 1, lazy => 1);
+has _registered_dispatch_types => (is => 'rw', default => sub { {} }, required => 1, lazy => 1);
+has _method_action_class => (is => 'rw', default => 'Catalyst::Action');
+has _action_container_class => (is => 'rw', default => 'Catalyst::ActionContainer');
+
has preload_dispatch_types => (is => 'rw', required => 1, lazy => 1, default => sub { [@PRELOAD] });
has postload_dispatch_types => (is => 'rw', required => 1, lazy => 1, default => sub { [@POSTLOAD] });
has _action_hash => (is => 'rw', required => 1, lazy => 1, default => sub { {} });
+My::Dispatch::Type
-=head2 $self->detach( $c, $command [, \@arguments ] )
-
-Documented in L<Catalyst>
-
-=cut
-
-sub detach {
- my ( $self, $c, $command, @args ) = @_;
- $c->forward( $command, @args ) if $command;
- die $Catalyst::DETACH;
-}
-
=head2 $self->dispatch($c)
Delegate the dispatch to the action that matched the url, or return a
}
}
-=head2 $self->forward( $c, $command [, \@arguments ] )
-
-Documented in L<Catalyst>
+# $self->_command2action( $c, $command [, \@arguments ] )
+# Search for an action, from the command and returns C<($action, $args)> on
+# success. Returns C<(0)> on error.
-=cut
-
-sub forward {
+sub _command2action {
my ( $self, $c, $command, @extra_params ) = @_;
unless ($command) {
- $c->log->debug('Nothing to forward to') if $c->debug;
+ $c->log->debug('Nothing to go to') if $c->debug;
return 0;
}
if ( ref( $extra_params[-1] ) eq 'ARRAY' ) {
@args = @{ pop @extra_params }
} else {
- # this is a copy, it may take some abuse from ->_invoke_as_path if the path had trailing parts
+ # this is a copy, it may take some abuse from
+ # ->_invoke_as_path if the path had trailing parts
@args = @{ $c->request->arguments };
}
my $action;
- # forward to a string path ("/foo/bar/gorch") or action object which stringifies to that
- $action = $self->_invoke_as_path( $c, "$command", \@args );
+ # go to a string path ("/foo/bar/gorch")
+ # or action object
+ if (Scalar::Util::blessed($command) && $command->isa('Catalyst::Action')) {
+ $action = $command;
+ }
+ else {
+ $action = $self->_invoke_as_path( $c, "$command", \@args );
+ }
- # forward to a component ( "MyApp::*::Foo" or $c->component("...") - a path or an object)
+ # go to a component ( "MyApp::*::Foo" or $c->component("...")
+ # - a path or an object)
unless ($action) {
my $method = @extra_params ? $extra_params[0] : "process";
$action = $self->_invoke_as_component( $c, $command, $method );
}
+ return $action, \@args;
+}
- unless ($action) {
- my $error =
- qq/Couldn't forward to command "$command": /
- . qq/Invalid action or component./;
+=head2 $self->visit( $c, $command [, \@arguments ] )
+
+Documented in L<Catalyst>
+
+=cut
+
+sub visit {
+ my $self = shift;
+ $self->_do_visit('visit', @_);
+}
+
+sub _do_visit {
+ my $self = shift;
+ my $opname = shift;
+ my ( $c, $command ) = @_;
+ my ( $action, $args ) = $self->_command2action(@_);
+ my $error = qq/Couldn't $opname("$command"): /;
+
+ if (!$action) {
+ $error .= qq/Couldn't $opname to command "$command": /
+ .qq/Invalid action or component./;
+ }
+ elsif (!defined $action->namespace) {
+ $error .= qq/Action has no namespace: cannot $opname() to a plain /
+ .qq/method or component, must be a :Action or some sort./
+ }
+ elsif (!$action->class->can('_DISPATCH')) {
+ $error .= qq/Action cannot _DISPATCH. /
+ .qq/Did you try to $opname() a non-controller action?/;
+ }
+ else {
+ $error = q();
+ }
+
+ if($error) {
$c->error($error);
$c->log->debug($error) if $c->debug;
return 0;
}
- #push @$args, @_;
+ $action = $self->expand_action($action);
+
+ local $c->request->{arguments} = $args;
+ local $c->{namespace} = $action->{'namespace'};
+ local $c->{action} = $action;
+
+ $self->dispatch($c);
+}
+
+=head2 $self->go( $c, $command [, \@arguments ] )
+
+Documented in L<Catalyst>
+
+=cut
+
+sub go {
+ my $self = shift;
+ $self->_do_visit('go', @_);
+ die $Catalyst::GO;
+}
+
+=head2 $self->forward( $c, $command [, \@arguments ] )
+
+Documented in L<Catalyst>
+
+=cut
+
+sub forward {
+ my $self = shift;
+ $self->_do_forward(forward => @_);
+}
+
+sub _do_forward {
+ my $self = shift;
+ my $opname = shift;
+ my ( $c, $command ) = @_;
+ my ( $action, $args ) = $self->_command2action(@_);
+
+ if (!$action) {
+ my $error .= qq/Couldn't $opname to command "$command": /
+ .qq/Invalid action or component./;
+ $c->error($error);
+ $c->log->debug($error) if $c->debug;
+ return 0;
+ }
no warnings 'recursion';
my $orig_args = $c->request->arguments();
- $c->request->arguments(\@args);
+ $c->request->arguments($args);
$action->dispatch( $c );
$c->request->arguments($orig_args);
-
+
return $c->state;
}
+=head2 $self->detach( $c, $command [, \@arguments ] )
+
+Documented in L<Catalyst>
+
+=cut
+
+sub detach {
+ my ( $self, $c, $command, @args ) = @_;
+ $self->_do_forward(detach => $c, $command, @args ) if $command;
+ die $Catalyst::DETACH;
+}
+
sub _action_rel2abs {
my ( $self, $c, $path ) = @_;
s/%([0-9A-Fa-f]{2})/chr(hex($1))/eg for grep { defined } @{$req->captures||[]};
$c->log->debug( 'Path is "' . $req->match . '"' )
- if ( $c->debug && $req->match );
+ if ( $c->debug && defined $req->match && length $req->match );
$c->log->debug( 'Arguments are "' . join( '/', @args ) . '"' )
if ( $c->debug && @args );
my ( $self, $name, $namespace ) = @_;
return unless $name;
- $namespace = join( "/", grep { length } split '/', $namespace || "" );
+ $namespace = join( "/", grep { length } split '/', ( defined $namespace ? $namespace : "" ) );
return $self->_action_hash->{"${namespace}/${name}"};
}
return undef;
}
+=head2 expand_action
+
+expand an action into a full representation of the dispatch.
+mostly useful for chained, other actions will just return a
+single action.
+
+=cut
+
+sub expand_action {
+ my ($self, $action) = @_;
+
+ foreach my $dispatch_type (@{ $self->_dispatch_types }) {
+ my $expanded = $dispatch_type->expand_action($action);
+ return $expanded if $expanded;
+ }
+
+ return $action;
+}
+
=head2 $self->register( $c, $action )
Make sure all required dispatch types for this action are loaded, then
sub setup_actions {
my ( $self, $c ) = @_;
- $self->_dispatch_types( [] );
- $self->_registered_dispatch_types( {} );
- $self->_method_action_class('Catalyst::Action');
- $self->_action_container_class('Catalyst::ActionContainer');
my @classes =
$self->_load_dispatch_types( @{ $self->preload_dispatch_types } );
Provided by Moose
-=head1 AUTHOR
+=head1 AUTHORS
-Sebastian Riedel, C<sri@cpan.org>
-Matt S Trout, C<mst@shadowcatsystems.co.uk>
+Catalyst Contributors, see Catalyst.pm
=head1 COPYRIGHT