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authorDaniel Friesel <derf@finalrewind.org>2022-11-05 19:19:52 +0100
committerDaniel Friesel <derf@finalrewind.org>2022-11-05 19:19:52 +0100
commit087d3871e127175652c5acc8e44c3c7e358ce05f (patch)
tree244e6dbcfbbaf6dfa35462ad8ed04abab888144d /lib/Travelynx/Helper
parentbde634640113a19e62c92a96c65cddd5e11dd19d (diff)
Use Travel::Status::DE::HAFAS instead of traininfo.exe for journey details
Diffstat (limited to 'lib/Travelynx/Helper')
-rw-r--r--lib/Travelynx/Helper/HAFAS.pm167
1 files changed, 58 insertions, 109 deletions
diff --git a/lib/Travelynx/Helper/HAFAS.pm b/lib/Travelynx/Helper/HAFAS.pm
index c8e0ef4..62814b6 100644
--- a/lib/Travelynx/Helper/HAFAS.pm
+++ b/lib/Travelynx/Helper/HAFAS.pm
@@ -12,8 +12,15 @@ use DateTime;
use Encode qw(decode);
use JSON;
use Mojo::Promise;
+use Travel::Status::DE::HAFAS;
use XML::LibXML;
+sub _epoch {
+ my ($dt) = @_;
+
+ return $dt ? $dt->epoch : 0;
+}
+
sub new {
my ( $class, %opt ) = @_;
@@ -167,129 +174,71 @@ sub get_json_p {
return $promise;
}
-sub get_xml_p {
- my ( $self, $url ) = @_;
+sub get_route_timestamps_p {
+ my ( $self, %opt ) = @_;
- my $cache = $self->{realtime_cache};
my $promise = Mojo::Promise->new;
-
- if ( my $content = $cache->thaw($url) ) {
- return $promise->resolve($content);
- }
-
- $self->{user_agent}->request_timeout(5)->get_p( $url => $self->{header} )
- ->then(
+ my $now = DateTime->now( time_zone => 'Europe/Berlin' );
+
+ Travel::Status::DE::HAFAS->new_p(
+ journey => {
+ id => $opt{trip_id},
+
+ # name => $opt{train_no},
+ },
+ cache => $self->{realtime_cache},
+ promise => 'Mojo::Promise',
+ user_agent => $self->{user_agent}->request_timeout(10)
+ )->then(
sub {
- my ($tx) = @_;
-
- if ( my $err = $tx->error ) {
- $promise->reject(
-"hafas->get_xml_p($url) returned HTTP $err->{code} $err->{message}"
- );
- return;
- }
-
- my $body = decode( 'ISO-8859-15', $tx->res->body );
- my $tree;
-
- my $traininfo = {
- station => {},
- messages => [],
- };
-
- # <SDay text="... &gt; ..."> is invalid XML, but present in
- # 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&amp;R};
- $body =~ s{& }{&amp; }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;$4"}s;
-
- # ... and <HIMMessage [...] lead="[...]<>[...]">
- # (replace <> with t$t)
- while ( $body
- =~ s{<HIMMessage([^>]+)lead="([^"]*)<>([^"=]*)"}{<HIMMessage$1lead="$2&#11020;$3"}gis
- )
- {
- }
-
- # Dito for <HIMMessage [...] lead="[...]<br>[...]">.
- while ( $body
- =~ s{<HIMMessage([^>]+)lead="([^"]*)<br/?>([^"=]*)"}{<HIMMessage$1lead="$2 $3"}is
- )
- {
- }
-
- # ... and any other HTML tag inside an XML attribute
- while ( $body
- =~ s{<HIMMessage([^>]+)lead="([^"]*)<[^>]+>([^"=]*)"}{<HIMMessage$1lead="$2$3"}is
- )
- {
- }
-
- eval { $tree = XML::LibXML->load_xml( string => $body ) };
- if ( my $err = $@ ) {
- if ( $err =~ m{extra content at the end}i ) {
-
- # We requested XML, but received an HTML error page
- # (which was returned with HTTP 200 OK).
- $self->{log}->debug("load_xml($url): $err");
- }
- else {
- # There is invalid XML which we might be able to fix via
- # regular expressions, so dump it into the production log.
- $self->{log}->info("load_xml($url): $err");
- }
- $cache->freeze( $url, $traininfo );
- $promise->reject("hafas->get_xml_p($url): $err");
- return;
- }
-
- for my $station ( $tree->findnodes('/Journey/St') ) {
- my $name = $station->getAttribute('name');
- my $adelay = $station->getAttribute('adelay');
- my $ddelay = $station->getAttribute('ddelay');
- $traininfo->{station}{$name} = {
- adelay => $adelay,
- ddelay => $ddelay,
+ my ($hafas) = @_;
+ my $journey = $hafas->result;
+ my $ret = {};
+
+ my $station_is_past = 1;
+ for my $stop ( $journey->route ) {
+ my $name = $stop->{name};
+ $ret->{$name} = {
+ sched_arr => _epoch( $stop->{sched_arr} ),
+ sched_dep => _epoch( $stop->{sched_dep} ),
+ rt_arr => _epoch( $stop->{rt_arr} ),
+ rt_dep => _epoch( $stop->{rt_dep} ),
+ arr_delay => $stop->{arr_delay},
+ dep_delay => $stop->{dep_delay},
+ eva => $stop->{eva},
+ load => $stop->{load},
+ isCancelled => (
+ ( $stop->{arr_cancelled} or not $stop->{sched_arr} )
+ and
+ ( $stop->{dep_cancelled} or not $stop->{sched_dep} )
+ ),
};
+ if (
+ $station_is_past
+ and not $ret->{$name}{isCancelled}
+ and $now->epoch < (
+ $ret->{$name}{rt_arr} // $ret->{$name}{rt_dep}
+ // $ret->{$name}{sched_arr}
+ // $ret->{$name}{sched_dep} // $now->epoch
+ )
+ )
+ {
+ $station_is_past = 0;
+ }
+ $ret->{$name}{isPast} = $station_is_past;
}
- for my $message ( $tree->findnodes('/Journey/HIMMessage') ) {
- my $header = $message->getAttribute('header');
- my $lead = $message->getAttribute('lead');
- my $display = $message->getAttribute('display');
- push(
- @{ $traininfo->{messages} },
- {
- header => $header,
- lead => $lead,
- display => $display
- }
- );
- }
-
- $cache->freeze( $url, $traininfo );
- $promise->resolve($traininfo);
+ $promise->resolve( $ret, $journey );
return;
}
)->catch(
sub {
my ($err) = @_;
- $self->{log}->info("hafas->get_xml_p($url): $err");
- $promise->reject("hafas->get_xml_p($url): $err");
+ $promise->reject($err);
return;
}
)->wait;
+
return $promise;
}