1 package Web::Dispatch::Predicates;
7 match_and match_or match_not match_method match_path match_path_strip
8 match_extension match_query match_body match_uploads
11 sub _matcher { bless shift, 'Web::Dispatch::Matcher' }
17 my $my_env = { 'Web::Dispatch.original_env' => $env, %$env };
20 foreach my $match (@match) {
21 if (my @this_got = $match->($my_env)) {
22 my %change_env = %{shift(@this_got)};
23 @{$my_env}{keys %change_env} = values %change_env;
24 @{$new_env}{keys %change_env} = values %change_env;
30 return ($new_env, @got);
37 foreach my $try (@match) {
38 if (my @ret = $try->(@_)) {
49 if (my @discard = $match->($_[0])) {
61 $env->{REQUEST_METHOD} eq $method ? {} : ()
69 if (my @cap = ($env->{PATH_INFO} =~ /$re/)) {
70 $cap[0] = {}; return @cap;
76 sub match_path_strip {
80 if (my @cap = ($env->{PATH_INFO} =~ /$re/)) {
82 SCRIPT_NAME => ($env->{SCRIPT_NAME}||'').$cap[0],
83 PATH_INFO => pop(@cap),
93 my $wild = (!$extension or $extension eq '*');
96 : qr/\.(\Q${extension}\E)$/;
98 if ($_[0]->{PATH_INFO} =~ $re) {
99 ($wild ? ({}, $1) : {});
107 _matcher(_param_matcher(query => $_[0]));
111 _matcher(_param_matcher(body => $_[0]));
115 _matcher(_param_matcher(uploads => $_[0]));
119 my ($type, $spec) = @_;
120 require Web::Dispatch::ParamParser;
121 my $unpack = Web::Dispatch::ParamParser->can("get_unpacked_${type}_from");
123 _extract_params($unpack->($_[0]), $spec)
127 sub _extract_params {
128 my ($raw, $spec) = @_;
129 foreach my $name (@{$spec->{required}||[]}) {
130 return unless exists $raw->{$name};
135 $_->{multi} ? $raw->{$_->{name}}||[] : $raw->{$_->{name}}->[-1]
136 } @{$spec->{positional}||[]}
138 # separated since 'or' is short circuit
139 my ($named, $star) = ($spec->{named}, $spec->{star});
140 if ($named or $star) {
146 : map $_->[-1], values %$raw
149 foreach my $n (@{$named||[]}) {
150 next if !$n->{multi} and !exists $raw->{$n->{name}};
152 $n->{multi} ? $raw->{$n->{name}}||[] : $raw->{$n->{name}}->[-1];