use Moose;
BEGIN { extends 'Catalyst::Controller::MessageDriven' }
- sub some_action : Local {
+ sub some_action : Local {
my ($self, $c) = @_;
# Reply with a minimal response message
my $response = { type => 'testaction_response' };
A Catalyst controller base class for use with Catalyst::Engine::Stomp,
which handles YAML-serialized messages. A top-level "type" key in the
-YAML determines the action dispatched to.
+YAML determines the action dispatched to.
=cut
__PACKAGE__->config(
- 'default' => 'text/x-yaml',
- 'stash_key' => 'response',
- 'map' => { 'text/x-yaml' => 'YAML' },
- );
+ 'default' => 'text/x-yaml',
+ 'stash_key' => 'response',
+ 'map' => { 'text/x-yaml' => 'YAML' },
+ );
sub begin :ActionClass('Deserialize') { }
sub end :ActionClass('Serialize') {
- my ($self, $c) = @_;
-
- # Engine will send our reply based on the value of this header.
- $c->response->headers->header( 'X-Reply-Address' => $c->req->data->{reply_to} );
-
- # Custom error handler - steal errors from catalyst and dump them into
- # the stash, to get them serialized out as the reply.
- if (scalar @{$c->error}) {
- my $error = join "\n", @{$c->error};
- $c->stash->{response} = { status => 'ERROR', error => $error };
- $c->error(0); # clear errors, so our response isn't clobbered
- }
+ my ($self, $c) = @_;
+
+ # Engine will send our reply based on the value of this header.
+ $c->response->headers->header( 'X-Reply-Address' => $c->req->data->{reply_to} );
+
+ # Custom error handler - steal errors from catalyst and dump them into
+ # the stash, to get them serialized out as the reply.
+ if (scalar @{$c->error}) {
+ my $error = join "\n", @{$c->error};
+ $c->stash->{response} = { status => 'ERROR', error => $error };
+ $c->error(0); # clear errors, so our response isn't clobbered
+ }
}
sub default : Private {
- my ($self, $c) = @_;
-
- # Forward the request to the appropriate action, based on the
- # message type.
- my $action = $c->req->data->{type};
- $c->forward($action, [$c->req->data]);
+ my ($self, $c) = @_;
+
+ # Forward the request to the appropriate action, based on the
+ # message type.
+ my $action = $c->req->data->{type};
+ $c->forward($action, [$c->req->data]);
}
__PACKAGE__->meta->make_immutable;
-1;
+=head1 METHODS
+
+=head2 default
+
+Forwards the request to the appropriate action based on the 'type' field
+within the message data.
+
+=head2 begin
+
+Uses L<Catalyst::Action::Deserialize> to unserialize the message.
+
+=head2 end
+
+Serializes the data stashed by the dispatched action, and
+arranges for the reply to be sent to the endpoint nominated in
+the request's 'reply_to' field.
+
+Supplies custom exception handling which returns
+throw exceptions as a serialized return message.
+
+=cut
+