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package Travel::Status::DE::IRIS;
use strict;
use warnings;
use 5.018;
no if $] >= 5.018, warnings => "experimental::smartmatch";
our $VERSION = '0.00';
use Carp qw(confess cluck);
use DateTime;
use Encode qw(encode decode);
use LWP::UserAgent;
use Travel::Status::DE::IRIS::Result;
use XML::LibXML;
sub new {
my ( $class, %opt ) = @_;
my $ua = LWP::UserAgent->new(%opt);
if ( not $opt{station} ) {
confess('station flag must be passed');
}
my $self = {
dt_now => DateTime->now( time_zone => 'Europe/Berlin' ),
station => $opt{station},
user_agent => $ua,
};
bless( $self, $class );
$ua->env_proxy;
my $res_st = $ua->get(
'http://iris.noncd.db.de/iris-tts/timetable/station/' . $opt{station} );
if ( $res_st->is_error ) {
$self->{errstr} = $res_st->status_line;
return $self;
}
my $xml_st = XML::LibXML->load_xml( string => $res_st->decoded_content );
$self->{nodes}{station} = ( $xml_st->findnodes('//station') )[0];
my $dt_req = $self->{dt_now}->clone;
for ( 1 .. 3 ) {
$self->get_timetable( $self->{nodes}{station}->getAttribute('eva'),
$dt_req );
$dt_req->add( hours => 1 );
}
return $self;
}
sub get_timetable {
my ( $self, $eva, $dt ) = @_;
my $ua = $self->{user_agent};
say $dt->strftime(
"http://iris.noncd.db.de/iris-tts/timetable/plan/${eva}/%y%m%d/%H");
my $res = $ua->get(
$dt->strftime(
"http://iris.noncd.db.de/iris-tts/timetable/plan/${eva}/%y%m%d/%H")
);
if ( $res->is_error ) {
$self->{errstr} = $res->status_line;
return $self;
}
my $xml = XML::LibXML->load_xml( string => $res->decoded_content );
for my $s ( $xml->findnodes('/timetable/s') ) {
my $id = $s->getAttribute('id');
my $e_tl = ( $s->findnodes('./tl') )[0];
my $e_ar = ( $s->findnodes('./ar') )[0];
my $e_dp = ( $s->findnodes('./dp') )[0];
if ( not $e_tl ) {
next;
}
my %data = (
raw_id => $id,
class => $e_tl->getAttribute('f'), # D N S F
unknown_t => $e_tl->getAttribute('t'), # p
train_no => $e_tl->getAttribute('n'), # dep number
type => $e_tl->getAttribute('c'), # S/ICE/ERB/...
line_no => $e_tl->getAttribute('l'), # 1 -> S1, ...
unknown_o => $e_tl->getAttribute('o'), # owner: 03/80/R2/...
);
if ($e_ar) {
$data{arrival_ts} = $e_ar->getAttribute('pt');
$data{platform} = $e_ar->getAttribute('pp'); # string, not number!
$data{route_pre} = $e_ar->getAttribute('ppth');
$data{arrival_wings} = $e_ar->getAttribute('wings');
}
if ($e_dp) {
$data{departure_ts} = $e_dp->getAttribute('pt');
$data{platform} = $e_dp->getAttribute('pp'); # string, not number!
$data{route_post} = $e_dp->getAttribute('ppth');
$data{departure_wings} = $e_dp->getAttribute('wings');
}
push(
@{ $self->{results} },
Travel::Status::DE::IRIS::Result->new(%data)
);
}
say $xml->toString(1);
return $self;
}
sub errstr {
my ($self) = @_;
return $self->{errstr};
}
sub results {
my ($self) = @_;
return @{ $self->{results} };
}
1;
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