- Added new _DISPATCH private action for dispatching

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

diff --git a/lib/Catalyst/Base.pm b/lib/Catalyst/Base.pm
index f0138cf..6bda121 100644 (file)
--- a/lib/Catalyst/Base.pm
+++ b/lib/Catalyst/Base.pm
@@ -1,10 +1,65 @@
 package Catalyst::Base;
 
 use strict;
-use base qw/Class::Data::Inheritable Class::Accessor::Fast/;
+use base qw/Catalyst::AttrContainer Class::Accessor::Fast/;
+
+use Catalyst::Exception;
 use NEXT;
 
-__PACKAGE__->mk_classdata('_config');
+__PACKAGE__->mk_classdata($_) for qw/_config/;
+
+sub _DISPATCH :Private {
+    my ( $self, $c ) = @_;
+    my @containers = $c->dispatcher->get_containers( $c->namespace );
+    my %actions;
+    foreach my $name (qw/begin auto end/) {
+
+        # Go down the container list representing each part of the
+        # current namespace inheritance tree, grabbing the actions hash
+        # of the ActionContainer object and looking for actions of the
+        # appropriate name registered to the namespace
+
+        $actions{$name} = [
+            map    { $_->{$name} }
+              grep { exists $_->{$name} }
+              map  { $_->actions } @containers
+        ];
+    }
+
+    # Errors break the normal flow and the end action is instantly run
+    my $error = 0;
+
+    # Execute last begin
+    $c->state(1);
+    if ( my $begin = @{ $actions{begin} }[-1] ) {
+        $begin->execute($c);
+        $error++ if scalar @{ $c->error };
+    }
+
+    # Execute the auto chain
+    my $autorun = 0;
+    for my $auto ( @{ $actions{auto} } ) {
+        last if $error;
+        $autorun++;
+        $auto->execute($c);
+        $error++ if scalar @{ $c->error };
+        last unless $c->state;
+    }
+
+    # Execute the action or last default
+    my $mkay = $autorun ? $c->state ? 1 : 0 : 1;
+    if ($mkay) {
+        unless ($error) {
+            $c->action->execute($c);
+            $error++ if scalar @{ $c->error };
+        }
+    }
+
+    # Execute last end
+    if ( my $end = @{ $actions{end} }[-1] ) {
+        $end->execute($c);
+    }
+}
 
 =head1 NAME
 
@@ -33,7 +88,6 @@ Catalyst::Base - Catalyst Universal Base Class
 
     # Methods can be a request step
     $c->forward(qw/MyApp::Model::Something forward_to_me/);
-    MyApp->action( 'index.html' => \&MyApp::Model::Something::forward_to_me );
 
     # Or just methods
     print $c->comp('MyApp::Model::Something')->test;
@@ -48,25 +102,39 @@ This is the universal base class for Catalyst components
 It provides you with a generic new() for instantiation through Catalyst's
 component loader with config() support and a process() method placeholder.
 
-=head2 METHODS
+=head1 METHODS
+
+=over 4
+
+=item new($c)
 
-=head3 new
 =cut
 
 sub new {
     my ( $self, $c ) = @_;
-    return $self->NEXT::new( $self->config );
+ 
+    # Temporary fix, some components does not pass context to constructor
+    my $arguments = ( ref( $_[-1] ) eq 'HASH' ) ? $_[-1] : {};
+
+    return $self->NEXT::new( { %{ $self->config }, %{ $arguments } } );
 }
 
-=head3 config
+# remember to leave blank lines between the consecutive =item's
+# otherwise the pod tools don't recognize the subsequent =items
+
+=item $c->config
+
+=item $c->config($hashref)
+
+=item $c->config($key, $value, ...)
 
 =cut
 
 sub config {
     my $self = shift;
     $self->_config( {} ) unless $self->_config;
-    if ( $_[0] ) {
-        my $config = $_[1] ? {@_} : $_[0];
+    if (@_) {
+        my $config = @_ > 1 ? {@_} : $_[0];
         while ( my ( $key, $val ) = each %$config ) {
             $self->_config->{$key} = $val;
         }
@@ -74,11 +142,22 @@ sub config {
     return $self->_config;
 }
 
-=head3 process
+=item $c->process()
 
 =cut
 
-sub process { 1 }
+sub process {
+
+    Catalyst::Exception->throw( 
+        message => ( ref $_[0] || $_[0] ) . " did not override Catalyst::Base::process"
+    );
+}
+
+=item FETCH_CODE_ATTRIBUTES
+
+=item MODIFY_CODE_ATTRIBUTES
+
+=back
 
 =head1 SEE ALSO
 
@@ -87,6 +166,8 @@ L<Catalyst>.
 =head1 AUTHOR
 
 Sebastian Riedel, C<sri@cpan.org>
+Marcus Ramberg, C<mramberg@cpan.org>
+Matt S Trout, C<mst@shadowcatsystems.co.uk>
 
 =head1 COPYRIGHT