remove hafas/get_xml_p helper (not required for mgate.exe API)

	return $promise;

}

sub get_xml_p {

	my ( $self, $cache, $url ) = @_;

	my $promise = Mojo::Promise->new;

	if ( my $content = $cache->thaw($url) ) {

		return $promise->resolve($content);

	}

	$self->{log}->debug("get_xml_p($url)");

	$self->{user_agent}->request_timeout(5)->get_p( $url => $self->{header} )

	  ->then(

		sub {

			my ($tx) = @_;

			if ( my $err = $tx->error ) {

				$cache->freeze( $url, {} );

				$self->{log}->warn(

					"hafas->get_xml_p($url): HTTP $err->{code} $err->{message}"

				);

				$promise->reject(

					"GET $url returned HTTP $err->{code} $err->{message}");

				return;

			}

			my $body = decode( 'ISO-8859-15', $tx->res->body );

			# <SDay text="... &gt; ..."> is invalid XML, but present

			# regardless. As it is the last tag, we just throw it away.

			$body =~ s{<SDay [^>]*/>}{}s;

			# More fixes for invalid XML

			$body =~ s{P&R}{P&R};

			$body =~ s{& }{& }g;

			# <Attribute [...] text="[...]"[...]"" /> is invalid XML.

			# Work around it.

			$body

			  =~ s{<Attribute([^>]+)text="([^"]*)"([^"=>]*)""}{<Attribute$1text="$2&#042;$3&#042;"}s;

			# Same for <HIMMessage lead="[...]"[...]"[...]" />

			$body

			  =~ s{<HIMMessage([^>]+)lead="([^"]*)"([^"=>]*)"([^"]*)"}{<Attribute$1text="$2&#042;$3&#042;$4"}s;

			# Dito for <HIMMessage [...] lead="[...]<br>[...]">

			# (replace line breaks with space)

			while ( $body

				=~ s{<HIMMessage([^>]+)lead="([^"]*)<br/?>([^"=]*)"}{<HIMMessage$1lead="$2 $3"}gis

			  )

			{

			}

			# ... and <HIMMessage [...] lead="[...]<>[...]">

			# (replace <> with t$t)

			while ( $body

				=~ s{<HIMMessage([^>]+)lead="([^"]*)<>([^"=]*)"}{<HIMMessage$1lead="$2&#11020;$3"}gis

			  )

			{

			}

			# ... and any other HTML tag inside an XML attribute

			# (remove them entirely)

			while ( $body

				=~ s{<HIMMessage([^>]+)lead="([^"]*)<[^>]+>([^"=]*)"}{<HIMMessage$1lead="$2$3"}gis

			  )

			{

			}

			my $tree;

			eval { $tree = XML::LibXML->load_xml( string => $body ) };

			if ($@) {

				$self->{log}->debug("hafas->get_xml_p($url): $@");

				$cache->freeze( $url, {} );

				$promise->reject;

				return;

			}

			my $ret = {

				station  => {},

				stations => [],

				messages => [],

			};

			for my $station ( $tree->findnodes('/Journey/St') ) {

				my $name   = $station->getAttribute('name');

				my $adelay = $station->getAttribute('adelay');

				my $ddelay = $station->getAttribute('ddelay');

				push( @{ $ret->{stations} }, $name );

				$ret->{station}{$name} = {

					adelay => $adelay,

					ddelay => $ddelay,

				};

			}

			for my $message ( $tree->findnodes('/Journey/HIMMessage') ) {

				my $header  = $message->getAttribute('header');

				my $lead    = $message->getAttribute('lead');

				my $display = $message->getAttribute('display');

              # "something is wrong, but we're not telling what" is not helpful.

              # Observed on RRX lines in NRW

				if ( $header

					=~ m{ : \s St..?rung. \s \(Quelle: \s zuginfo.nrw \) $ }x

					and not $lead )

				{

					next;

				}

				push(

					@{ $ret->{messages} },

					{

						header  => $header,

						lead    => $lead,

						display => $display

					}

				);

			}

			$cache->freeze( $url, $ret );

			$promise->resolve($ret);

			return;

		}

	)->catch(

		sub {

			my ($err) = @_;

			$self->{log}->warn("hafas->get_xml_p($url): $err");

			$promise->reject($err);

			return;

		}

	)->wait;

	return $promise;

}

sub trainsearch_p {

	my ( $self, %opt ) = @_;