use strict;
use base qw/Catalyst::DispatchType::Path/;
use Text::SimpleTable;
+use Text::Balanced ();
=head1 NAME
sub list {
my ( $self, $c ) = @_;
- my $re = Text::SimpleTable->new( [ 36, 'Regex' ], [ 37, 'Private' ] );
+ my $re = Text::SimpleTable->new( [ 35, 'Regex' ], [ 36, 'Private' ] );
for my $regex ( @{ $self->{compiled} } ) {
my $action = $regex->{action};
$re->row( $regex->{path}, "/$action" );
=head2 $self->match( $c, $path )
-Check path against compiled regexes, and set action to any matching
-action. Returns 1 on success and 0 on failure.
+Checks path against every compiled regex, and offers the action for any regex
+which matches a chance to match the request. If it succeeds, sets action,
+match and captures on $c->req and returns 1. If not, returns 0 without
+altering $c.
=cut
=head2 $self->register( $c, $action )
-Registers one or more regex actions for an action object.\
+Registers one or more regex actions for an action object.
Also registers them as literal paths.
-Returns 1 on if any regexps were registered.
+Returns 1 if any regexps were registered.
=cut
sub register {
my ( $self, $c, $action ) = @_;
- my $attrs = $action->attributes;
+ my $attrs = $action->attributes;
my @register = @{ $attrs->{'Regex'} || [] };
foreach my $r (@register) {
=head2 $self->register_regex($c, $re, $action)
Register an individual regex on the action. Usually called from the
-register action.
+register method.
=cut
);
}
+=head2 $self->uri_for_action($action, $captures)
+
+returns a URI for this action if it can find a regex attributes that contains
+the correct number of () captures. Note that this may function incorrectly
+in the case of nested captures - if your regex does (...(..))..(..) you'll
+need to pass the first and third captures only.
+
+=cut
+
+sub uri_for_action {
+ my ( $self, $action, $captures ) = @_;
+
+ if (my $regexes = $action->attributes->{Regex}) {
+ REGEX: foreach my $orig (@$regexes) {
+ my $re = "$orig";
+ $re =~ s/^\^//;
+ $re =~ s/\$$//;
+ my $final = '/';
+ my @captures = @$captures;
+ while (my ($front, $rest) = split(/\(/, $re, 2)) {
+ ($rest, $re) =
+ Text::Balanced::extract_bracketed("(${rest}", '(');
+ next REGEX unless @captures;
+ $final .= $front.shift(@captures);
+ }
+ next REGEX if @captures;
+ return $final;
+ }
+ }
+ return undef;
+}
+
=head1 AUTHOR
Matt S Trout