/usr/share/perl5/Catalyst/ActionRole/QueryMatching.pm is in libcatalyst-perl 5.90115-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 | package Catalyst::ActionRole::QueryMatching;
use Moose::Role;
use Moose::Util::TypeConstraints ();
requires 'match', 'match_captures', 'list_extra_info';
sub _query_attr { @{shift->attributes->{Query}||[]} }
has is_slurpy => (
is=>'ro',
init_arg=>undef,
isa=>'Bool',
required=>1,
lazy=>1,
builder=>'_build_is_slurpy');
sub _build_is_slurpy {
my $self = shift;
my($query, @extra) = $self->_query_attr;
return $query =~m/^.+,\.\.\.$/ ? 1:0;
}
has query_constraints => (
is=>'ro',
init_arg=>undef,
isa=>'ArrayRef|Ref',
required=>1,
lazy=>1,
builder=>'_build_query_constraints');
sub _build_query_constraints {
my $self = shift;
my ($constraint_proto, @extra) = $self->_query_attr;
die "Action ${\$self->private_path} defines more than one 'Query' attribute" if scalar @extra;
return +{} unless defined($constraint_proto);
$constraint_proto =~s/^(.+),\.\.\.$/$1/; # slurpy is handled elsewhere
# Query may be a Hash like Query(p=>Int,q=>Str) OR it may be a Ref like
# Query(Tuple[p=>Int, slurpy HashRef]). The only way to figure is to eval it
# and look at what we have.
my @signature = eval "package ${\$self->class}; $constraint_proto"
or die "'$constraint_proto' is not valid Query Contraint at action ${\$self->private_path}, error '$@'";
if(scalar(@signature) > 1) {
# Do a dance to support old school stringy types
# At this point we 'should' have a hash...
my %pairs = @signature;
foreach my $key(keys %pairs) {
next if ref $pairs{$key};
$pairs{$key} = Moose::Util::TypeConstraints::find_or_parse_type_constraint($pairs{$key}) ||
die "'$pairs{$key}' is not a valid type constraint in Action ${\$self->private_path}";
}
return \%pairs;
} else {
# We have a 'reference type' constraint, like Dict[p=>Int,...]
return $signature[0] if ref($signature[0]); # Is like Tiny::Type
return Moose::Util::TypeConstraints::find_or_parse_type_constraint($signature[0]) ||
die "'$signature[0]' is not a valid type constraint in Action ${\$self->private_path}";
}
}
around ['match','match_captures'] => sub {
my ($orig, $self, $c, @args) = @_;
my $tc = $self->query_constraints;
if(ref $tc eq 'HASH') {
# Do the key names match, unless slurpy?
unless($self->is_slurpy) {
return 0 unless $self->_compare_arrays([sort keys %$tc],[sort keys %{$c->req->query_parameters}]);
}
for my $key(keys %$tc) {
$tc->{$key}->check($c->req->query_parameters->{$key}) || return 0;
}
} else {
$tc->check($c->req->query_parameters) || return 0;
}
return $self->$orig($c, @args);
};
around 'list_extra_info' => sub {
my ($orig, $self, @args) = @_;
return {
%{ $self->$orig(@args) },
};
};
sub _compare_arrays {
my ($self, $first, $second) = @_;
no warnings; # silence spurious -w undef complaints
return 0 unless @$first == @$second;
for (my $i = 0; $i < @$first; $i++) {
return 0 if $first->[$i] ne $second->[$i];
}
return 1;
}
1;
=head1 NAME
Catalyst::ActionRole::QueryMatching - Match on GET parameters using type constraints
=head1 SYNOPSIS
TBD
=head1 DESCRIPTION
TBD
=head1 METHODS
This role defines the following methods
=head2 TBD
TBD
=head1 AUTHORS
Catalyst Contributors, see Catalyst.pm
=head1 COPYRIGHT
This library is free software. You can redistribute it and/or modify it under
the same terms as Perl itself.
=cut
|