use strictures 1;
use base qw(Exporter);
-our @EXPORT = qw(match_and match_or match_method match_path match_path_strip);
+our @EXPORT = qw(
+ match_and match_or match_not match_method match_path match_path_strip
+ match_extension match_query match_body match_uploads
+);
+
+sub _matcher { bless shift, 'Web::Dispatch::Matcher' }
sub match_and {
my @match = @_;
- sub {
+ _matcher(sub {
my ($env) = @_;
- my $my_env = { %$env };
+ my $my_env = { 'Web::Dispatch.original_env' => $env, %$env };
my $new_env;
my @got;
foreach my $match (@match) {
}
}
return ($new_env, @got);
- }
+ })
}
sub match_or {
my @match = @_;
- sub {
+ _matcher(sub {
foreach my $try (@match) {
if (my @ret = $try->(@_)) {
return @ret;
}
}
return;
- }
+ })
+}
+
+sub match_not {
+ my ($match) = @_;
+ _matcher(sub {
+ if (my @discard = $match->($_[0])) {
+ ();
+ } else {
+ ({});
+ }
+ })
}
sub match_method {
my ($method) = @_;
- sub {
+ _matcher(sub {
my ($env) = @_;
$env->{REQUEST_METHOD} eq $method ? {} : ()
- }
+ })
}
sub match_path {
my ($re) = @_;
- sub {
+ _matcher(sub {
my ($env) = @_;
if (my @cap = ($env->{PATH_INFO} =~ /$re/)) {
$cap[0] = {}; return @cap;
}
return;
- }
+ })
}
sub match_path_strip {
my ($re) = @_;
- sub {
+ _matcher(sub {
my ($env) = @_;
if (my @cap = ($env->{PATH_INFO} =~ /$re/)) {
$cap[0] = {
return @cap;
}
return;
+ })
+}
+
+sub match_extension {
+ my ($extension) = @_;
+ my $wild = (!$extension or $extension eq '*');
+ my $re = $wild
+ ? qr/\.(\w+)$/
+ : qr/\.(\Q${extension}\E)$/;
+ _matcher(sub {
+ if ($_[0]->{PATH_INFO} =~ $re) {
+ ($wild ? ({}, $1) : {});
+ } else {
+ ();
+ }
+ });
+}
+
+sub match_query {
+ _matcher(_param_matcher(query => $_[0]));
+}
+
+sub match_body {
+ _matcher(_param_matcher(body => $_[0]));
+}
+
+sub match_uploads {
+ _matcher(_param_matcher(uploads => $_[0]));
+}
+
+sub _param_matcher {
+ my ($type, $spec) = @_;
+ require Web::Dispatch::ParamParser;
+ my $unpack = Web::Dispatch::ParamParser->can("get_unpacked_${type}_from");
+ sub {
+ _extract_params($unpack->($_[0]), $spec)
+ };
+}
+
+sub _extract_params {
+ my ($raw, $spec) = @_;
+ foreach my $name (@{$spec->{required}||[]}) {
+ return unless exists $raw->{$name};
+ }
+ my @ret = (
+ {},
+ map {
+ $_->{multi} ? $raw->{$_->{name}}||[] : $raw->{$_->{name}}->[-1]
+ } @{$spec->{positional}||[]}
+ );
+ # separated since 'or' is short circuit
+ my ($named, $star) = ($spec->{named}, $spec->{star});
+ if ($named or $star) {
+ my %kw;
+ if ($star) {
+ @kw{keys %$raw} = (
+ $star->{multi}
+ ? values %$raw
+ : map $_->[-1], values %$raw
+ );
+ }
+ foreach my $n (@{$named||[]}) {
+ next if !$n->{multi} and !exists $raw->{$n->{name}};
+ $kw{$n->{name}} =
+ $n->{multi} ? $raw->{$n->{name}}||[] : $raw->{$n->{name}}->[-1];
+ }
+ push @ret, \%kw;
}
+ @ret;
}
1;