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Diffstat (limited to 'lib/Travel/Routing/DE/EFA.pm')
-rw-r--r-- | lib/Travel/Routing/DE/EFA.pm | 899 |
1 files changed, 899 insertions, 0 deletions
diff --git a/lib/Travel/Routing/DE/EFA.pm b/lib/Travel/Routing/DE/EFA.pm new file mode 100644 index 0000000..2da6e2e --- /dev/null +++ b/lib/Travel/Routing/DE/EFA.pm @@ -0,0 +1,899 @@ +package Travel::Routing::DE::EFA; + +use strict; +use warnings; +use 5.010; + +no if $] >= 5.018, warnings => "experimental::smartmatch"; + +use Carp qw(cluck); +use Encode qw(decode encode); +use Travel::Routing::DE::EFA::Route; +use LWP::UserAgent; +use XML::LibXML; + +use Exception::Class ( + 'Travel::Routing::DE::EFA::Exception', + 'Travel::Routing::DE::EFA::Exception::Setup' => { + isa => 'Travel::Routing::DE::EFA::Exception', + description => 'invalid argument on setup', + fields => [ 'option', 'have', 'want' ], + }, + 'Travel::Routing::DE::EFA::Exception::Net' => { + isa => 'Travel::Routing::DE::EFA::Exception', + description => 'could not submit POST request', + fields => 'http_response', + }, + 'Travel::Routing::DE::EFA::Exception::NoData' => { + isa => 'Travel::Routing::DE::EFA::Exception', + description => 'backend returned no parsable route', + }, + 'Travel::Routing::DE::EFA::Exception::Ambiguous' => { + isa => 'Travel::Routing::DE::EFA::Exception', + description => 'ambiguous input', + fields => [ 'post_key', 'possibilities' ], + }, + 'Travel::Routing::DE::EFA::Exception::Other' => { + isa => 'Travel::Routing::DE::EFA::Exception', + description => 'EFA backend returned an error', + fields => ['message'], + }, +); + +our $VERSION = '2.04'; + +sub set_time { + my ( $self, %conf ) = @_; + + my $time; + + if ( $conf{departure_time} ) { + $self->{post}->{itdTripDateTimeDepArr} = 'dep'; + $time = $conf{departure_time}; + } + elsif ( $conf{arrival_time} ) { + $self->{post}->{itdTripDateTimeDepArr} = 'arr'; + $time = $conf{arrival_time}; + } + else { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'time', + error => 'Specify either departure_time or arrival_time' + ); + } + + if ( $time !~ / ^ [0-2]? \d : [0-5]? \d $ /x ) { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'time', + have => $time, + want => 'HH:MM', + ); + } + + @{ $self->{post} }{ 'itdTimeHour', 'itdTimeMinute' } = split( /:/, $time ); + + return; +} + +sub departure_time { + my ( $self, $time ) = @_; + + return $self->set_time( departure_time => $time ); +} + +sub arrival_time { + my ( $self, $time ) = @_; + + return $self->set_time( arrival_time => $time ); +} + +sub date { + my ( $self, $date ) = @_; + + my ( $day, $month, $year ) = split( /[.]/, $date ); + + if ( + not( defined $day + and length($day) + and $day >= 1 + and $day <= 31 + and defined $month + and length($month) + and $month >= 1 + and $month <= 12 ) + ) + { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'date', + have => $date, + want => 'DD.MM[.[YYYY]]' + ); + } + + if ( not defined $year or not length($year) ) { + $year = ( localtime(time) )[5] + 1900; + } + + @{ $self->{post} }{ 'itdDateDay', 'itdDateMonth', 'itdDateYear' } + = ( $day, $month, $year ); + + return; +} + +sub exclude { + my ( $self, @exclude ) = @_; + + my @mapping = qw{ + zug s-bahn u-bahn stadtbahn tram stadtbus regionalbus + schnellbus seilbahn schiff ast sonstige + }; + + foreach my $exclude_type (@exclude) { + my $ok = 0; + for my $map_id ( 0 .. $#mapping ) { + if ( $exclude_type eq $mapping[$map_id] ) { + $self->{post}->{"inclMOT_${map_id}"} = undef; + $ok = 1; + } + } + if ( not $ok ) { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'exclude', + have => $exclude_type, + want => join( ' / ', @mapping ), + ); + } + } + + return; +} + +sub max_interchanges { + my ( $self, $max ) = @_; + + $self->{post}->{maxChanges} = $max; + + return; +} + +sub select_interchange_by { + my ( $self, $prefer ) = @_; + + given ($prefer) { + when ('speed') { $self->{post}->{routeType} = 'LEASTTIME' } + when ('waittime') { $self->{post}->{routeType} = 'LEASTINTERCHANGE' } + when ('distance') { $self->{post}->{routeType} = 'LEASTWALKING' } + default { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'select_interchange_by', + have => $prefer, + want => 'speed / waittime / distance', + ); + } + } + + return; +} + +sub train_type { + my ( $self, $include ) = @_; + + given ($include) { + when ('local') { $self->{post}->{lineRestriction} = 403 } + when ('ic') { $self->{post}->{lineRestriction} = 401 } + when ('ice') { $self->{post}->{lineRestriction} = 400 } + default { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'train_type', + have => $include, + want => 'local / ic / ice', + ); + } + } + + return; +} + +sub use_near_stops { + my ( $self, $toggle ) = @_; + + $self->{post}->{useProxFootSearch} = $toggle; + + return; +} + +sub walk_speed { + my ( $self, $walk_speed ) = @_; + + if ( $walk_speed ~~ [ 'normal', 'fast', 'slow' ] ) { + $self->{post}->{changeSpeed} = $walk_speed; + } + else { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'walk_speed', + have => $walk_speed, + want => 'normal / fast / slow', + ); + } + + return; +} + +sub with_bike { + my ( $self, $bike ) = @_; + + $self->{post}->{bikeTakeAlong} = $bike; + + return; +} + +sub place { + my ( $self, $which, $place, $stop, $type ) = @_; + + if ( not( $place and $stop ) ) { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'place', + error => 'Need >= three elements' + ); + } + + $place = encode( 'ISO-8859-15', $place ); + $stop = encode( 'ISO-8859-15', $stop ); + + $type //= 'stop'; + + @{ $self->{post} }{ "place_${which}", "name_${which}" } = ( $place, $stop ); + + if ( $type ~~ [qw[address poi stop]] ) { + $self->{post}->{"type_${which}"} = $type; + } + + return; +} + +sub create_post { + my ($self) = @_; + + my $conf = $self->{config}; + my @now = localtime( time() ); + + $self->{post} = { + changeSpeed => 'normal', + command => q{}, + execInst => q{}, + imparedOptionsActive => 1, + inclMOT_0 => 'on', + inclMOT_1 => 'on', + inclMOT_10 => 'on', + inclMOT_11 => 'on', + inclMOT_2 => 'on', + inclMOT_3 => 'on', + inclMOT_4 => 'on', + inclMOT_5 => 'on', + inclMOT_6 => 'on', + inclMOT_7 => 'on', + inclMOT_8 => 'on', + inclMOT_9 => 'on', + includedMeans => 'checkbox', + itOptionsActive => 1, + itdDateDay => $now[3], + itdDateMonth => $now[4] + 1, + itdDateYear => $now[5] + 1900, + itdLPxx_ShowFare => q{ }, + itdLPxx_command => q{}, + itdLPxx_enableMobilityRestrictionOptionsWithButton => q{}, + itdLPxx_id_destination => ':destination', + itdLPxx_id_origin => ':origin', + itdLPxx_id_via => ':via', + itdLPxx_mapState_destination => q{}, + itdLPxx_mapState_origin => q{}, + itdLPxx_mapState_via => q{}, + itdLPxx_mdvMap2_destination => q{}, + itdLPxx_mdvMap2_origin => q{}, + itdLPxx_mdvMap2_via => q{}, + itdLPxx_mdvMap_destination => q{::}, + itdLPxx_mdvMap_origin => q{::}, + itdLPxx_mdvMap_via => q{::}, + itdLPxx_priceCalculator => q{}, + itdLPxx_transpCompany => 'vrr', + itdLPxx_view => q{}, + itdTimeHour => $now[2], + itdTimeMinute => $now[1], + itdTripDateTimeDepArr => 'dep', + language => 'de', + lineRestriction => 403, + maxChanges => 9, + nameInfo_destination => 'invalid', + nameInfo_origin => 'invalid', + nameInfo_via => 'invalid', + nameState_destination => 'empty', + nameState_origin => 'empty', + nameState_via => 'empty', + name_destination => q{}, + name_origin => q{}, + name_via => q{}, + outputFormat => 'XML', + placeInfo_destination => 'invalid', + placeInfo_origin => 'invalid', + placeInfo_via => 'invalid', + placeState_destination => 'empty', + placeState_origin => 'empty', + placeState_via => 'empty', + place_destination => q{}, + place_origin => q{}, + place_via => q{}, + ptOptionsActive => 1, + requestID => 0, + routeType => 'LEASTTIME', + sessionID => 0, + text => 1993, + trITArrMOT => 100, + trITArrMOTvalue100 => 8, + trITArrMOTvalue101 => 10, + trITArrMOTvalue104 => 10, + trITArrMOTvalue105 => 10, + trITDepMOT => 100, + trITDepMOTvalue100 => 8, + trITDepMOTvalue101 => 10, + trITDepMOTvalue104 => 10, + trITDepMOTvalue105 => 10, + typeInfo_destination => 'invalid', + typeInfo_origin => 'invalid', + typeInfo_via => 'invalid', + type_destination => 'stop', + type_origin => 'stop', + type_via => 'stop', + useRealtime => 1 + }; + + $self->place( 'origin', @{ $conf->{origin} } ); + $self->place( 'destination', @{ $conf->{destination} } ); + + if ( $conf->{via} ) { + $self->place( 'via', @{ $conf->{via} } ); + } + if ( $conf->{arrival_time} || $conf->{departure_time} ) { + $self->set_time( %{$conf} ); + } + if ( $conf->{date} ) { + $self->date( $conf->{date} ); + } + if ( $conf->{exclude} ) { + $self->exclude( @{ $conf->{exclude} } ); + } + if ( $conf->{max_interchanges} ) { + $self->max_interchanges( $conf->{max_interchanges} ); + } + if ( $conf->{select_interchange_by} ) { + $self->select_interchange_by( $conf->{select_interchange_by} ); + } + if ( $conf->{use_near_stops} ) { + $self->use_near_stops(1); + } + if ( $conf->{train_type} ) { + $self->train_type( $conf->{train_type} ); + } + if ( $conf->{walk_speed} ) { + $self->walk_speed( $conf->{walk_speed} ); + } + if ( $conf->{with_bike} ) { + $self->with_bike(1); + } + + return; +} + +sub new { + my ( $obj, %conf ) = @_; + + my $ref = {}; + + $ref->{config} = \%conf; + + bless( $ref, $obj ); + + if (not $ref->{config}->{efa_url}) { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'efa_url', + error => 'must be set' + ); + } + + $ref->create_post(); + + if ( not( defined $conf{submit} and $conf{submit} == 0 ) ) { + $ref->submit( %{ $conf{lwp_options} } ); + } + + return $ref; +} + +sub new_from_xml { + my ( $class, %opt ) = @_; + + my $self = { xml_reply => $opt{xml} }; + + bless( $self, $class ); + + $self->parse(); + + return $self; +} + +sub submit { + my ( $self, %conf ) = @_; + + $self->{ua} = LWP::UserAgent->new(%conf); + $self->{ua}->env_proxy; + + my $response = $self->{ua} + ->post( $self->{config}->{efa_url}, $self->{post} ); + + if ( $response->is_error ) { + Travel::Routing::DE::EFA::Exception::Net->throw( + http_response => $response, ); + } + + $self->{xml_reply} = $response->decoded_content; + + $self->parse(); + + return; +} + +sub itddate_str { + my ( $self, $node ) = @_; + + return sprintf( '%02d.%02d.%04d', + $node->getAttribute('day'), + $node->getAttribute('month'), + $node->getAttribute('year') ); +} + +sub itdtime_str { + my ( $self, $node ) = @_; + + return sprintf( '%02d:%02d', + $node->getAttribute('hour'), + $node->getAttribute('minute') ); +} + +sub parse_part { + my ( $self, $route ) = @_; + + my $xp_route = XML::LibXML::XPathExpression->new( + './itdPartialRouteList/itdPartialRoute'); + my $xp_dep + = XML::LibXML::XPathExpression->new('./itdPoint[@usage="departure"]'); + my $xp_arr + = XML::LibXML::XPathExpression->new('./itdPoint[@usage="arrival"]'); + my $xp_date = XML::LibXML::XPathExpression->new('./itdDateTime/itdDate'); + my $xp_time = XML::LibXML::XPathExpression->new('./itdDateTime/itdTime'); + my $xp_via = XML::LibXML::XPathExpression->new('./itdStopSeq/itdPoint'); + + my $xp_sdate + = XML::LibXML::XPathExpression->new('./itdDateTimeTarget/itdDate'); + my $xp_stime + = XML::LibXML::XPathExpression->new('./itdDateTimeTarget/itdTime'); + my $xp_mot = XML::LibXML::XPathExpression->new('./itdMeansOfTransport'); + my $xp_delay = XML::LibXML::XPathExpression->new('./itdRBLControlled'); + my $xp_info + = XML::LibXML::XPathExpression->new('./itdInfoTextList/infoTextListElem'); + + my $xp_fare + = XML::LibXML::XPathExpression->new('./itdFare/itdSingleTicket'); + + my @route_parts; + + my $info = { + duration => $route->getAttribute('publicDuration'), + vehicle_time => $route->getAttribute('vehicleTime'), + }; + + my $e_fare = ( $route->findnodes($xp_fare) )[0]; + + if ($e_fare) { + $info->{ticket_type} = $e_fare->getAttribute('unitsAdult'); + $info->{fare_adult} = $e_fare->getAttribute('fareAdult'); + $info->{fare_child} = $e_fare->getAttribute('fareChild'); + $info->{ticket_text} = $e_fare->textContent; + } + + for my $e ( $route->findnodes($xp_route) ) { + + my $e_dep = ( $e->findnodes($xp_dep) )[0]; + my $e_arr = ( $e->findnodes($xp_arr) )[0]; + my $e_ddate = ( $e_dep->findnodes($xp_date) )[0]; + my $e_dtime = ( $e_dep->findnodes($xp_time) )[0]; + my $e_dsdate = ( $e_dep->findnodes($xp_sdate) )[0]; + my $e_dstime = ( $e_dep->findnodes($xp_stime) )[0]; + my $e_adate = ( $e_arr->findnodes($xp_date) )[0]; + my $e_atime = ( $e_arr->findnodes($xp_time) )[0]; + my $e_asdate = ( $e_arr->findnodes($xp_sdate) )[0]; + my $e_astime = ( $e_arr->findnodes($xp_stime) )[0]; + my $e_mot = ( $e->findnodes($xp_mot) )[0]; + my $e_delay = ( $e->findnodes($xp_delay) )[0]; + my @e_info = $e->findnodes($xp_info); + + my $delay = $e_delay ? $e_delay->getAttribute('delayMinutes') : 0; + + my $hash = { + delay => $delay, + departure_date => $self->itddate_str($e_ddate), + departure_time => $self->itdtime_str($e_dtime), + departure_sdate => $self->itddate_str($e_dsdate), + departure_stime => $self->itdtime_str($e_dstime), + departure_stop => $e_dep->getAttribute('name'), + departure_platform => $e_dep->getAttribute('platformName'), + train_line => $e_mot->getAttribute('name'), + train_destination => $e_mot->getAttribute('destination'), + arrival_date => $self->itddate_str($e_adate), + arrival_time => $self->itdtime_str($e_atime), + arrival_sdate => $self->itddate_str($e_asdate), + arrival_stime => $self->itdtime_str($e_astime), + arrival_stop => $e_arr->getAttribute('name'), + arrival_platform => $e_arr->getAttribute('platformName'), + }; + + for my $key ( keys %{$hash} ) { + $hash->{$key} = decode( 'UTF-8', $hash->{$key} ); + } + + for my $ve ( $e->findnodes($xp_via) ) { + my $e_vdate = ( $ve->findnodes($xp_date) )[-1]; + my $e_vtime = ( $ve->findnodes($xp_time) )[-1]; + + if ( not( $e_vdate and $e_vtime ) + or ( $e_vdate->getAttribute('weekday') == -1 ) ) + { + next; + } + + my $name = decode( 'UTF-8', $ve->getAttribute('name') ); + my $platform = $ve->getAttribute('platformName'); + + if ( $name ~~ [ $hash->{departure_stop}, $hash->{arrival_stop} ] ) { + next; + } + + push( + @{ $hash->{via} }, + [ + $self->itddate_str($e_vdate), + $self->itdtime_str($e_vtime), + $name, + $platform + ] + ); + } + + $hash->{extra} = [ map { decode( 'UTF-8', $_->textContent ) } @e_info ]; + + push( @route_parts, $hash ); + } + + push( + @{ $self->{routes} }, + Travel::Routing::DE::EFA::Route->new( $info, @route_parts ) + ); + + return; +} + +sub parse { + my ($self) = @_; + + my $tree = $self->{tree} + = XML::LibXML->load_xml( string => $self->{xml_reply}, ); + + my $xp_element = XML::LibXML::XPathExpression->new( + '//itdItinerary/itdRouteList/itdRoute'); + my $xp_err = XML::LibXML::XPathExpression->new( + '//itdTripRequest/itdMessage[@type="error"]'); + my $xp_odv = XML::LibXML::XPathExpression->new('//itdOdv'); + + for my $odv ( $tree->findnodes($xp_odv) ) { + $self->check_ambiguous($odv); + } + + my $err = ( $tree->findnodes($xp_err) )[0]; + if ($err) { + Travel::Routing::DE::EFA::Exception::Other->throw( + message => $err->textContent ); + } + + for my $part ( $tree->findnodes($xp_element) ) { + $self->parse_part($part); + } + + if ( not defined $self->{routes} or @{ $self->{routes} } == 0 ) { + Travel::Routing::DE::EFA::Exception::NoData->throw(); + } + + return 1; +} + +sub check_ambiguous { + my ( $self, $tree ) = @_; + + my $xp_place = XML::LibXML::XPathExpression->new('./itdOdvPlace'); + my $xp_name = XML::LibXML::XPathExpression->new('./itdOdvName'); + + my $xp_place_elem = XML::LibXML::XPathExpression->new('./odvPlaceElem'); + my $xp_name_elem = XML::LibXML::XPathExpression->new('./odvNameElem'); + + my $e_place = ( $tree->findnodes($xp_place) )[0]; + my $e_name = ( $tree->findnodes($xp_name) )[0]; + + if ( not( $e_place and $e_name ) ) { + cluck('skipping ambiguity check - itdOdvPlace/itdOdvName missing'); + return; + } + + my $s_place = $e_place->getAttribute('state'); + my $s_name = $e_name->getAttribute('state'); + + if ( $s_place eq 'list' ) { + Travel::Routing::DE::EFA::Exception::Ambiguous->throw( + post_key => 'place', + possibilities => join( q{ | }, + map { decode( 'UTF-8', $_->textContent ) } + @{ $e_place->findnodes($xp_place_elem) } ) + ); + } + if ( $s_name eq 'list' ) { + Travel::Routing::DE::EFA::Exception::Ambiguous->throw( + post_key => 'name', + possibilities => join( q{ | }, + map { decode( 'UTF-8', $_->textContent ) } + @{ $e_name->findnodes($xp_name_elem) } ) + ); + } + + if ( $s_place eq 'notidentified' ) { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'place', + error => 'unknown place (typo?)' + ); + } + if ( $s_name eq 'notidentified' ) { + Travel::Routing::DE::EFA::Exception::Setup->throw( + option => 'name', + error => 'unknown name (typo?)' + ); + } + + # 'identified' and 'empty' are ok + + return; +} + +sub routes { + my ($self) = @_; + + return @{ $self->{routes} }; +} + +1; + +__END__ + +=head1 NAME + +Travel::Routing::DE::EFA - unofficial interface to EFA-based itinerary services + +=head1 SYNOPSIS + + use Travel::Routing::DE::EFA; + + my $efa = Travel::Routing::DE::EFA->new( + efa_url => 'http://efa.vrr.de/vrr/XSLT_TRIP_REQUEST2', + origin => [ 'Essen', 'HBf' ], + destination => [ 'Duisburg', 'HBf' ], + ); + + for my $route ( $efa->routes ) { + for my $part ( $route->parts ) { + printf( + "%s at %s -> %s at %s, via %s to %s", + $part->departure_time, $part->departure_stop, + $part->arrival_time, $part->arrival_stop, + $part->train_line, $part->train_destination, + ); + } + print "\n\n"; + } + +=head1 VERSION + +version 2.04 + +=head1 DESCRIPTION + +B<Travel::Routing::DE::EFA> is a client for EFA-based itinerary services. +You pass it the start/stop of your journey, maybe a time and a date and more +details, and it returns the up-to-date scheduled connections between those two +stops. + +It uses B<LWP::UserAgent> and B<XML::LibXML> for this. + +=head1 METHODS + +=over + +=item $efa = Travel::Routing::DE::EFA->new(I<%opts>) + +Returns a new Travel::Routing::DE::EFA object and sets up its POST data via +%opts. + +Valid hash keys and their values are: + +=over + +=item B<efa_url> => I<efa_url> + +Mandatory. Sets the entry point to the EFA itinerary service. +Known URLs are: + +=over + +=item * L<http://212.114.197.7/vgnExt_oeffi/XML_DM_REQUEST> (Verkehrsverbund GroE<szlig>raum NE<uuml>rnberg) + +=item * L<http://efa.vrr.de/vrr/XSLT_DM_REQUEST> (Verkehrsverbund Rhein-Ruhr) + +=item * L<http://www2.vvs.de/vvs/XSLT_DM_REQUEST> (Verkehrsverbund Stuttgart) + +=back + +If you found a URL not listed here, please send it to +E<lt>derf@finalrewind.orgE<gt>. + +=item B<origin> => B<[> I<city>B<,> I<stop> [ B<,> I<type> ] B<]> + +Mandatory. Sets the start of the journey. +I<type> is optional and may be one of B<stop> (default), B<address> (street +and house number) or B<poi> ("point of interest"). + +=item B<destination> => B<[> I<city>B<,> I<stop> [ B<,> I<type> ] B<]> + +Mandatory. Sets the end of the journey, see B<origin>. + +=item B<via> => B<[> I<city>B<,> I<stop> [ B<,> I<type> ] B<]> + +Optional. Specifies an intermediate stop which the resulting itinerary must +contain. See B<origin> for arguments. + +=item B<arrival_time> => I<HH:MM> + +Journey end time + +=item B<departure_time> => I<HH:MM> + +Journey start time. Default: now + +=item B<date> => I<DD.MM.>[I<YYYY>] + +Journey date. Default: tdoay + +=item B<exclude> => \@exclude + +Do not use certain transport types for itinerary. Accepted arguments: +zug, s-bahn, u-bahn, stadtbahn, tram, stadtbus, regionalbus, schnellbus, +seilbahn, schiff, ast, sonstige + +=item B<max_interchanges> => I<num> + +Set maximum number of interchanges + +=item B<select_interchange_by> => B<speed>|B<waittime>|B<distance> + +Prefer either fast connections (default), connections with low wait time or +connections with little distance to walk + +=item B<use_near_stops> => B<0>|B<1> + +If true: Try using near stops instead of the specified origin/destination ones + +=item B<train_type> => B<local>|B<ic>|B<ice> + +Include only local trains into itinarery (default), all but ICEs, or all. + +The latter two are usually way more expensive for short routes. + +=item B<walk_speed> => B<slow>|B<fast>|B<normal> + +Set walk speed. Default: B<normal> + +=item B<with_bike> => B<0>|B<1> + +If true: Prefer connections allowing passengers with bikes + +=item B<lwp_options> => I<\%hashref> + +Options to pass to C<< LWP::UserAgent->new >>. + +=item B<submit> => B<0>|B<1> + +By default, B<new> will create a POST request and submit it. If you do not +want it to be submitted yet, set this to B<0>. + +=back + +=item $efa->submit(I<%opts>) + +Submit the query to I<efa_url>. +I<%opts> is passed on to C<< LWP::UserAgent->new >>. + +=item $efa->routes() + +Returns a list of Travel::Routing::DE::EFA::Route(3pm) elements. Each one contains +one method of getting from start to stop. + +=back + +=head2 ACCESSORS + +The following methods act like the arguments to B<new>. See there. + +=over + +=item $efa->departure_time(I<$time>) + +=item $efa->arrival_time(I<$time>) + +=item $efa->date(I<$date>) + +=item $efa->exclude(I<@exclude>) + +=item $efa->max_interchanges(I<$num>) + +=item $efa->select_interchange_by(I<$selection>) + +=item $efa->train_type(I<$type>) + +=item $efa->use_near_stops(I<$bool>) + +=item $efa->walk_speed(I<$speed>) + +=item $efa->with_bike(I<$bool>) + +=back + +=head1 DIAGNOSTICS + +When encountering an error, Travel::Routing::DE::EFA throws a +Travel::Routing::DE::EFA::Exception(3pm) object. + +=head1 DEPENDENCIES + +=over + +=item * LWP::UserAgent(3pm) + +=item * XML::LibXML(3pm) + +=back + +=head1 BUGS AND LIMITATIONS + +None known. + +=head1 SEE ALSO + +=over + +=item * Travel::Routing::DE::EFA::Exception(3pm) + +=item * Travel::Routing::DE::EFA::Route(3pm) + +=item * L<WWW::EFA> is another implementation, using L<Moose>. + +=back + +=head1 AUTHOR + +Copyright (C) 2009-2014 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt> + +=head1 LICENSE + + 0. You just DO WHAT THE FUCK YOU WANT TO. |