/usr/share/perl5/Mojolicious/Routes/Match.pm is in libmojolicious-perl 2.98+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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use Mojo::Base -base;
use List::Util 'first';
use Mojo::Util qw(decode url_unescape);
has captures => sub { {} };
has [qw(endpoint root)];
has stack => sub { [] };
# "I'm Bender, baby, please insert liquor!"
sub new {
my $self = shift->SUPER::new;
# Method
$self->{method} = uc shift;
# Path
my $path = url_unescape shift;
$self->{path} = decode('UTF-8', $path) // $path;
# WebSocket
$self->{websocket} = shift;
return $self;
}
# "Life can be hilariously cruel."
sub match {
my ($self, $r, $c) = @_;
# Match
$self->root($r) unless $self->root;
my $path = $self->{path};
my $pattern = $r->pattern;
return unless my $captures = $pattern->shape_match(\$path, $r->is_endpoint);
$self->{path} = $path;
$captures = {%{$self->captures}, %$captures};
# Method
if (my $methods = $r->via) {
my $method = $self->{method} eq 'HEAD' ? 'GET' : $self->{method};
return unless first { $method eq $_ } @$methods;
}
# Conditions
if (my $over = $r->over) {
my $conditions = $self->{conditions} ||= $self->root->conditions;
for (my $i = 0; $i < @$over; $i += 2) {
return unless my $condition = $conditions->{$over->[$i]};
return if !$condition->($r, $c, $captures, $over->[$i + 1]);
}
}
# WebSocket
return if $r->is_websocket && !$self->{websocket};
# Partial
my $empty = !length $path || $path eq '/';
if ($r->partial) {
$captures->{path} = $path;
$self->endpoint($r);
$empty = 1;
}
# Update stack
$self->captures($captures);
my $endpoint = $r->is_endpoint;
if ($r->inline || ($endpoint && $empty)) {
push @{$self->stack}, {%$captures};
delete $captures->{cb};
delete $captures->{app};
}
# DEPRECATED in Leaf Fluttering In Wind!
return $self->endpoint($r) if $r->block && $empty;
# Endpoint
return $self->endpoint($r) if $endpoint && $empty;
# Match children
my $snapshot = [@{$self->stack}];
for my $child (@{$r->children}) {
$self->match($child, $c);
# Endpoint found
return $self if $self->endpoint;
# Reset
$self->{path} = $path;
if ($r->parent) { $self->captures($captures)->stack([@$snapshot]) }
else { $self->captures({})->stack([]) }
}
return $self;
}
sub path_for {
my $self = shift;
# Single argument
my (%values, $name);
if (@_ == 1) {
# Hash
%values = %{shift()} if ref $_[0] eq 'HASH';
# Name
$name = $_[0] if $_[0];
}
# Multiple arguments
elsif (@_ > 1) {
# Odd
if (@_ % 2) { ($name, %values) = (shift, @_) }
# Even
else {
# Name and hash
if (ref $_[1] eq 'HASH') { ($name, %values) = (shift, %{shift()}) }
# Just values
else { %values = @_ }
}
}
# Current route
my $endpoint;
if ($name && $name eq 'current' || !$name) {
return unless $endpoint = $self->endpoint;
}
# Find endpoint
else { return $name unless $endpoint = $self->root->find($name) }
# Merge values
my $captures = $self->captures;
%values = (%$captures, format => undef, %values);
my $pattern = $endpoint->pattern;
$values{format}
= defined $captures->{format}
? $captures->{format}
: $pattern->defaults->{format}
if $pattern->reqs->{format};
# Render
my $path = $endpoint->render('', \%values);
utf8::downgrade $path, 1;
return wantarray ? ($path, $endpoint->has_websocket) : $path;
}
1;
=head1 NAME
Mojolicious::Routes::Match - Routes visitor
=head1 SYNOPSIS
use Mojolicious::Routes;
use Mojolicious::Routes::Match;
# Routes
my $r = Mojolicious::Routes->new;
$r->get('/foo')->to(action => 'foo');
$r->put('/bar')->to(action => 'bar');
# Match
my $m = Mojolicious::Routes::Match->new(PUT => '/bar');
$m->match($r);
say $m->captures->{action};
=head1 DESCRIPTION
L<Mojolicious::Routes::Match> is a visitor for L<Mojolicious::Routes>
structures.
=head1 ATTRIBUTES
L<Mojolicious::Routes::Match> implements the following attributes.
=head2 C<captures>
my $captures = $m->captures;
$m = $m->captures({foo => 'bar'});
Captured parameters.
=head2 C<endpoint>
my $endpoint = $m->endpoint;
$m = $m->endpoint(Mojolicious::Routes->new);
The routes endpoint that actually matched.
=head2 C<root>
my $root = $m->root;
$m = $m->root($routes);
The root of the routes tree.
=head2 C<stack>
my $stack = $m->stack;
$m = $m->stack([{foo => 'bar'}]);
Captured parameters with nesting history.
=head1 METHODS
L<Mojolicious::Routes::Match> inherits all methods from L<Mojo::Base> and
implements the following ones.
=head2 C<new>
my $m = Mojolicious::Routes::Match->new(GET => '/foo');
my $m = Mojolicious::Routes::Match->new(GET => '/foo', $ws);
Construct a new match object.
=head2 C<match>
$m->match(Mojolicious::Routes->new, Mojolicious::Controller->new);
Match against a routes tree.
=head2 C<path_for>
my $path = $m->path_for;
my $path = $m->path_for(foo => 'bar');
my $path = $m->path_for({foo => 'bar'});
my $path = $m->path_for('named');
my $path = $m->path_for('named', foo => 'bar');
my $path = $m->path_for('named', {foo => 'bar'});
my ($path, $ws) = $m->path_for;
my ($path, $ws) = $m->path_for(foo => 'bar');
my ($path, $ws) = $m->path_for({foo => 'bar'});
my ($path, $ws) = $m->path_for('named');
my ($path, $ws) = $m->path_for('named', foo => 'bar');
my ($path, $ws) = $m->path_for('named', {foo => 'bar'});
Render matching route with parameters into path.
=head1 SEE ALSO
L<Mojolicious>, L<Mojolicious::Guides>, L<http://mojolicio.us>.
=cut
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