Plack::App::Cascade(3pm) User Contributed Perl Documentation Plack::App::Cascade(3pm)NAME
Plack::App::Cascade - Cascadable compound application
SYNOPSIS
use Plack::App::Cascade;
use Plack::App::URLMap;
use Plack::App::File;
# Serve static files from multiple search paths
my $cascade = Plack::App::Cascade->new;
$cascade->add( Plack::App::File->new(root => "/www/example.com/foo")->to_app );
$cascade->add( Plack::App::File->new(root => "/www/example.com/bar")->to_app );
my $app = Plack::App::URLMap->new;
$app->map("/static", $cascade);
$app->to_app;
DESCRIPTION
Plack::App::Cascade is a Plack middleware component that compounds several apps and tries them to return the first response that is not
404.
METHODS
new
$app = Plack::App::Cascade->new(apps => [ $app1, $app2 ]);
Creates a new Cascade application.
add
$app->add($app1);
$app->add($app2, $app3);
Appends a new application to the list of apps to try. You can pass the multiple apps to the one "add" call.
catch
$app->catch([ 403, 404 ]);
Sets which error codes to catch and process onwards. Defaults to 404.
AUTHOR
Tatsuhiko Miyagawa
SEE ALSO
Plack::App::URLMap Rack::Cascade
perl v5.14.2 2011-12-04 Plack::App::Cascade(3pm)
