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#!/usr/bin/env perl
use strict;
use warnings;
use 5.010;
our $VERSION = '0.01';
use Getopt::Long qw(:config no_ignore_case);
use List::Util qw(max);
use Travel::Status::DE::VRR;
my ( $date, $time, $input_type );
my ( @grep_lines, @grep_platforms );
my @output;
binmode( STDOUT, ':encoding(utf-8)' );
GetOptions(
'd|date=s' => \$date,
'h|help' => sub { show_help(0) },
'l|line=s@' => \@grep_lines,
'p|platform=s@' => \@grep_platforms,
't|time=s' => \$time,
'V|version' => \&show_version,
) or show_help(1);
if ( @ARGV != 2 ) {
show_help(1);
}
# --line=foo,bar support
@grep_lines = split( qr{,}, join( q{,}, @grep_lines ) );
@grep_platforms = split( qr{,}, join( q{,}, @grep_platforms ) );
my ( $place, $input ) = @ARGV;
if ( $input =~ s{ ^ (?<type> address|poi|stop) : }{}x ) {
$input_type = $+{type};
}
my $status = Travel::Status::DE::VRR->new(
date => $date,
place => $place,
name => $input,
time => $time,
type => $input_type,
);
sub show_help {
my ($code) = @_;
print "Usage: efa-m [-d <dd.mm.yyyy>] [-t <hh:mm>] <city> <station>\n"
. "See also: man efa-m\n";
exit $code;
}
sub show_version {
say "efa-m version ${VERSION}";
exit 0;
}
sub display_result {
my (@lines) = @_;
my @line_length;
if ( not @lines ) {
die("Nothing to show\n");
}
for my $i ( 0 .. 3 ) {
$line_length[$i] = max map { length( $_->[$i] ) } @lines;
}
for my $line (@lines) {
if ( length( $line->[4] ) ) {
$line->[4] =~ tr{\n\x0d}{ }s;
chomp $line->[4];
print "\n";
for my $info_line ( split( qr{\n}, $line->[4] ) ) {
say "# ${info_line}";
}
}
printf(
join( q{ },
"%${line_length[0]}s",
( map { "%-${_}s" } @line_length[ 1 .. $#line_length ] ) )
. "\n",
@{$line}[ 0 .. 3 ]
);
}
return;
}
if ( my $err = $status->errstr ) {
say STDERR "Request error: ${err}";
exit 2;
}
for my $d ( $status->results ) {
if (
( @grep_lines and not( $d->line ~~ \@grep_lines ) )
or ( @grep_platforms
and not( substr( $d->platform, 6 ) ~~ \@grep_platforms ) )
)
{
next;
}
push( @output,
[ $d->time, $d->platform, $d->line, $d->destination, $d->info ] );
}
display_result(@output);
__END__
=head1 NAME
efa-m - Inofficial interface to the efa.vrr.de departure monitor
=head1 SYNOPSIS
B<efa-m> [B<-d> I<date>] [B<-t> I<time>] I<city> [I<type>B<:>]I<name>
=head1 VERSION
version 0.01
=head1 DESCRIPTION
B<efa-m> lists upcoming tram, bus and train departures at the location I<name>
in I<city>.
By default, I<name> refers to a stop, this can be changed by specifying
I<type>. Supported types are B<address> and B<poi> (point of interest).
=head1 OPTIONS
=over
=item B<-d>, B<--date> I<dd.mm.yyyy>
Show departures for I<date> instead of today
=item B<-l>, B<--line> I<lines>
Only show departures of I<lines> (comma-separatad list, option may be
repeated)
=item B<-p>, B<--platform> I<platforms>
Only show departures at I<platforms> (comma-separated list, option may be
repeated). Note that the C<< Bstg. >> / C<< Gleis >> prefix must be omitted.
=item B<-t>, B<--time> I<hh:mm>
Show departures starting at I<time> instead of now
=item B<-V>, B<--version>
Show version information.
=back
=head1 EXIT STATUS
Zero.
=head1 CONFIGURATION
None.
=head1 DEPENDENCIES
=over
=item * Class::Accessor(3pm)
=item * XML::LibXML(3pm)
=item * WWW::Mechanize(3pm)
=back
=head1 BUGS AND LIMITATIONS
Unknown.
=head1 AUTHOR
Copyright (C) 2011 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
=head1 LICENSE
This program is licensed under the same terms as Perl itself.
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