# NAME Plack::Builder::Conditionals - Plack::Builder extension # SYNOPSIS use Plack::Builder; use Plack::Builder::Conditionals; # exports "match_if, addr, path, method, header, browser, any, all" builder { enable match_if addr(['192.168.0.0/24','127.0.0.1']), "Plack::Middleware::ReverseProxy"; enable match_if all( path(qr!^/private!), addr( '!', [qw!127.0.0.1 ::1!] ) ), "Plack::Middleware::Auth::Basic", authenticator => \&authen_cb; enable match_if sub { my $env = shift; $env->{HTTP_X_ENABLE_FRAMEWORK} }, "Plack::Middleware::XFramework", framework => 'Test'; $app; }; use Plack::Builder::Conditionals -prefx => 'c'; # exports "c_match_if, c_addr, c_path, c_method, c_header, c_any, c_all" # DESCRIPTION Plack::Builder::Conditionals is.. # FUNCTIONS - match\_if enable match_if addr('127.0.0.1'), "Plack::Middleware::ReverseProxy"; enable match_if sub { $_[0]->{REMOTE_ADDR} eq '127.0.0.1' }, "Plack::Middleware::ReverseProxy"; As like Plack::Builder's enable\_if enable middleware if given conditions return true - addr addr('127.0.0.1'); addr([qw!192.168.0.0/24 127.0.0.1 ::1!]); addr('!','127.0.0.1'); return true if REMOTE\_ADDR is found in the CIDR range. If first argument is '!', return the opposite result. This function supports IPv6 addresses - path path('/') path(qr!^/(\w+)/!) path('!', qr!^/private!) matching PATH\_INFO - method method('GET') method(qr/^(get|head)$/i) method(qw(GET HEAD)) method('!','GET') method('!', qr/^(post|put)$/i) method('!', qw(POST PUT)) - header header('User-Agent',qr/iphone/) header('If-Modified-Since') #exists check header('!', 'User-Agent',qr/MSIE/) - browser browser(qr/\bMSIE (7|8)/) browser('!',qr!^Mozilla/4!); Shortcut for header('User-Agent') - all all( method('GET'), path(qr!^/static!) ) return true if all conditions are return true - any any( path(qr!^/static!), path('/favicon.ico') ) return true if any condition return true # EXPORT use Plack::Builder::Conditionals -prefx => 'c'; # exports "c_match_if, c_addr, c_path, c_method, c_header, c_any, c_all" you can add selected prefix to export functions # AUTHOR Masahiro Nagano # SEE ALSO [Plack::Builder](http://search.cpan.org/perldoc?Plack::Builder) # LICENSE This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.