private_path method for actions that returns a string suitable for use in forward...

[catagits/Catalyst-Runtime.git] / lib / Catalyst / Action.pm

diff --git a/lib/Catalyst/Action.pm b/lib/Catalyst/Action.pm
index 01c0564..e9c9363 100644 (file)
--- a/lib/Catalyst/Action.pm
+++ b/lib/Catalyst/Action.pm
@@ -1,27 +1,42 @@
 package Catalyst::Action;
 
-use strict;
-use base qw/Class::Accessor::Fast/;
-
-
 =head1 NAME
 
 Catalyst::Action - Catalyst Action
 
 =head1 SYNOPSIS
 
-    <form action="[%c.uri_for(c.action.reverse)%]">
+    <form action="[%c.uri_for(c.action)%]">
+
+    $c->forward( $action->private_path );
 
 =head1 DESCRIPTION
 
-This class represents a Catalyst Action. You can access the object for the 
+This class represents a Catalyst Action. You can access the object for the
 currently dispatched action via $c->action. See the L<Catalyst::Dispatcher>
 for more information on how actions are dispatched. Actions are defined in
 L<Catalyst::Controller> subclasses.
 
 =cut
 
-__PACKAGE__->mk_accessors(qw/class namespace reverse attributes name code/);
+use Moose;
+use Scalar::Util 'looks_like_number';
+with 'MooseX::Emulate::Class::Accessor::Fast';
+use namespace::clean -except => 'meta';
+
+has class => (is => 'rw');
+has namespace => (is => 'rw');
+has 'reverse' => (is => 'rw');
+has attributes => (is => 'rw');
+has name => (is => 'rw');
+has code => (is => 'rw');
+has private_path => (
+  reader => 'private_path',
+  isa => 'Str',
+  lazy => 1,
+  required => 1,
+  default => sub { '/'.shift->reverse },
+);
 
 use overload (
 
@@ -36,25 +51,47 @@ use overload (
 
 );
 
+
+
+no warnings 'recursion';
+
+#__PACKAGE__->mk_accessors(qw/class namespace reverse attributes name code/);
+
 sub dispatch {    # Execute ourselves against a context
     my ( $self, $c ) = @_;
-    local $c->namespace = $self->namespace;
     return $c->execute( $self->class, $self );
 }
 
 sub execute {
   my $self = shift;
-  $self->{code}->(@_);
+  $self->code->(@_);
 }
 
 sub match {
     my ( $self, $c ) = @_;
+    #would it be unreasonable to store the number of arguments
+    #the action has as its own attribute?
+    #it would basically eliminate the code below.  ehhh. small fish
     return 1 unless exists $self->attributes->{Args};
     my $args = $self->attributes->{Args}[0];
     return 1 unless defined($args) && length($args);
     return scalar( @{ $c->req->args } ) == $args;
 }
 
+sub compare {
+    my ($a1, $a2) = @_;
+
+    my ($a1_args) = @{ $a1->attributes->{Args} || [] };
+    my ($a2_args) = @{ $a2->attributes->{Args} || [] };
+
+    $_ = looks_like_number($_) ? $_ : ~0 
+        for $a1_args, $a2_args;
+
+    return $a1_args <=> $a2_args;
+}
+
+__PACKAGE__->meta->make_immutable;
+
 1;
 
 __END__
@@ -88,6 +125,11 @@ context and arguments
 Check Args attribute, and makes sure number of args matches the setting.
 Always returns true if Args is omitted.
 
+=head2 compare
+
+Compares 2 actions based on the value of the C<Args> attribute, with no C<Args>
+having the highest precedence.
+
 =head2 namespace
 
 Returns the private namespace this action lives in.
@@ -96,17 +138,26 @@ Returns the private namespace this action lives in.
 
 Returns the private path for this action.
 
+=head2 private_path
+
+Returns absolute private path for this action. Unlike C<reverse>, the
+C<private_path> of an action is always suitable for passing to C<forward>.
+
 =head2 name
 
 returns the sub name of this action.
 
-=head1 AUTHOR
+=head2 meta
+
+Provided by Moose
+
+=head1 AUTHORS
 
-Matt S. Trout
+Catalyst Contributors, see Catalyst.pm
 
 =head1 COPYRIGHT
 
-This program is free software, you can redistribute it and/or modify it under
+This library is free software. You can redistribute it and/or modify it under
 the same terms as Perl itself.
 
 =cut