X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=blobdiff_plain;f=lib%2FCatalyst%2FDispatcher.pm;h=e74a49d2e56d1b6dbdb1f6fe3ccdabd10031b466;hp=acd1b591e9e3b198a1031a2cf9597917c3672d42;hb=4ab87e274ac0a05f98c10a4cdba467ba4398b0d3;hpb=6112c0f9710da749af0c4e1ecfbbfe3030a5b895 diff --git a/lib/Catalyst/Dispatcher.pm b/lib/Catalyst/Dispatcher.pm index acd1b59..e74a49d 100644 --- a/lib/Catalyst/Dispatcher.pm +++ b/lib/Catalyst/Dispatcher.pm @@ -17,14 +17,16 @@ use overload '""' => sub { return ref shift }, fallback => 1; __PACKAGE__->mk_accessors( qw/tree dispatch_types registered_dispatch_types - method_action_class action_container_class/ + method_action_class action_container_class + preload_dispatch_types postload_dispatch_types + / ); # Preload these action types -our @PRELOAD = qw/Path Regex/; +our @PRELOAD = qw/Index Path Regex/; # Postload these action types -our @POSTLOAD = qw/Index Default/; +our @POSTLOAD = qw/Default/; =head1 NAME @@ -36,11 +38,52 @@ See L. =head1 DESCRIPTION +This is the class that maps public urls to actions in your Catalyst +application based on the attributes you set. + =head1 METHODS -=over 4 +=item new -=item $self->detach( $c, $command [, \@arguments ] ) +Construct a new dispatcher. + +=cut + +sub new { + my $self = shift; + my $class = ref($self) || $self; + + my $obj = $class->SUPER::new( @_ ); + + # set the default pre- and and postloads + $obj->preload_dispatch_types( \@PRELOAD ); + $obj->postload_dispatch_types( \@POSTLOAD ); + return $obj; +} + +=head2 $self->preload_dispatch_types + +An arrayref of pre-loaded dispatchtype classes + +Entries are considered to be available as C +To use a custom class outside the regular C namespace, prefix +it with a C<+>, like so: + + +My::Dispatch::Type + +=head2 $self->postload_dispatch_types + +An arrayref of post-loaded dispatchtype classes + +Entries are considered to be available as C +To use a custom class outside the regular C namespace, prefix +it with a C<+>, like so: + + +My::Dispatch::Type + +=head2 $self->detach( $c, $command [, \@arguments ] ) + +Documented in L =cut @@ -50,13 +93,16 @@ sub detach { die $Catalyst::DETACH; } -=item $self->dispatch($c) +=head2 $self->dispatch($c) + +Delegate the dispatch to the action that matched the url, or return a +message about unknown resource + =cut sub dispatch { my ( $self, $c ) = @_; - if ( $c->action ) { $c->forward( join( '/', '', $c->action->namespace, '_DISPATCH' ) ); } @@ -71,7 +117,9 @@ sub dispatch { } } -=item $self->forward( $c, $command [, \@arguments ] ) +=head2 $self->forward( $c, $command [, \@arguments ] ) + +Documented in L =cut @@ -123,8 +171,10 @@ sub forward { unless ($result) { - my $class = ref($command) || ref( $c->component($command) ); - my $method = shift || 'process'; + my $class = ref($command) + || ref( $c->component($command) ) + || $c->component($command); + my $method = shift || 'process'; unless ($class) { my $error = @@ -169,7 +219,9 @@ qq/Couldn't forward to command "$command". Invalid action or component./; return $c->state; } -=item $self->prepare_action($c) +=head2 $self->prepare_action($c) + +Find an dispatch type that matches $c->req->path, and set args from it. =cut @@ -179,12 +231,13 @@ sub prepare_action { my @path = split /\//, $c->req->path; $c->req->args( \my @args ); - push( @path, '/' ) unless @path; # Root action + unshift( @path, '' ); # Root action DESCEND: while (@path) { $path = join '/', @path; + $path =~ s#^/##; - $path = '' if $path eq '/'; # Root action + $path = '' if $path eq '/'; # Root action # Check out dispatch types to see if any will handle the path at # this level @@ -194,7 +247,9 @@ sub prepare_action { } # If not, move the last part path to args - unshift @args, pop @path; + my $arg = pop(@path); + $arg =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/eg; + unshift @args, $arg; } $c->log->debug( 'Path is "' . $c->req->match . '"' ) @@ -204,7 +259,9 @@ sub prepare_action { if ( $c->debug && @args ); } -=item $self->get_action( $action, $namespace ) +=head2 $self->get_action( $action, $namespace ) + +returns a named action from a given namespace. =cut @@ -223,7 +280,7 @@ sub get_action { } } -=item $self->get_actions( $c, $action, $namespace ) +=head2 $self->get_actions( $c, $action, $namespace ) =cut @@ -238,7 +295,9 @@ sub get_actions { return map { $_->get_action($action) } @match; } -=item $self->get_containers( $namespace ) +=head2 $self->get_containers( $namespace ) + +Return all the action containers for a given namespace, inclusive =cut @@ -280,7 +339,11 @@ sub get_containers { return map { $_->getNodeValue } @match; } -=item $self->register( $c, $action ) +=head2 $self->register( $c, $action ) + +Make sure all required dispatch types for this action are loaded, then +pass the action to our dispatch types so they can register it if required. +Also, set up the tree with the action containers. =cut @@ -340,7 +403,8 @@ sub register { $parent->getNodeValue->actions->{ $action->name } = $action; } -=item $self->setup_actions( $class, $component ) +=head2 $self->setup_actions( $class, $context ) + =cut @@ -353,8 +417,8 @@ sub setup_actions { $self->action_container_class('Catalyst::ActionContainer'); # Preload action types - for my $type (@PRELOAD) { - my $class = "Catalyst::DispatchType::$type"; + for my $type ( @{$self->preload_dispatch_types} ) { + my $class = ($type =~ /^\+(.*)$/) ? $1 : "Catalyst::DispatchType::${type}"; eval "require $class"; Catalyst::Exception->throw( message => qq/Couldn't load "$class"/ ) if $@; @@ -372,8 +436,8 @@ sub setup_actions { } # Postload action types - for my $type (@POSTLOAD) { - my $class = "Catalyst::DispatchType::$type"; + for my $type ( @{$self->postload_dispatch_types} ) { + my $class = ($type =~ /^\+(.*)$/) ? $1 : "Catalyst::DispatchType::${type}"; eval "require $class"; Catalyst::Exception->throw( message => qq/Couldn't load "$class"/ ) if $@; @@ -415,8 +479,6 @@ sub setup_actions { $_->list($c) for @{ $self->dispatch_types }; } -=back - =head1 AUTHOR Sebastian Riedel, C