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authorDaniel Friesel <derf@finalrewind.org>2013-09-03 16:32:30 +0200
committerDaniel Friesel <derf@finalrewind.org>2013-09-03 16:32:30 +0200
commit84bd3ab9a8d7a5ff188227737f77bc1b1a02037a (patch)
tree8e462dae74af4fe448bda036144fee85dd093c67 /cgi
parent3b165567f4755ea3bd65d7e0bf05280458c53624 (diff)
move departure filter logic to separate function
Diffstat (limited to 'cgi')
-rw-r--r--cgi/index.pl145
1 files changed, 87 insertions, 58 deletions
diff --git a/cgi/index.pl b/cgi/index.pl
index 2ec5342..5c464d9 100644
--- a/cgi/index.pl
+++ b/cgi/index.pl
@@ -78,7 +78,7 @@ sub handle_request {
my $no_lines = $self->param('no_lines');
- if (not $no_lines or $no_lines < 1 or $no_lines > 10 ) {
+ if ( not $no_lines or $no_lines < 1 or $no_lines > 10 ) {
$no_lines = $default{no_lines};
}
@@ -98,6 +98,8 @@ sub handle_request {
? "departures for ${city} ${stop}"
: "vrr-fakedisplay ${VERSION}",
);
+
+ return;
}
sub shorten_line {
@@ -140,34 +142,20 @@ sub shorten_destination {
return $dest;
}
-sub render_image {
- my $self = shift;
- my $city = $self->stash('city');
- my $stop = $self->stash('stop');
-
- my $dt_now = DateTime->now( time_zone => 'Europe/Berlin' );
-
- my $color = $self->param('color') || '255,208,0';
- my $no_lines = $self->param('no_lines') // $default{no_lines};
- my $backend = $self->param('backend');
- my $scale = $self->param('scale');
-
- my $want_crop = 0;
-
- if ( $scale > 30 ) {
- $scale = 30;
- }
+sub get_departures {
+ my (%opt) = @_;
my ( @grep_line, @grep_platform );
- my $offset = 0;
+ my $no_lines = $opt{no_lines} // $default{no_lines};
+ my $offset = $opt{offset} // 0;
my $displayed_lines = 0;
+ my $want_crop = 0;
+ my @fmt_departures;
- my ( $results, $errstr ) = get_results( $backend, $city, $stop );
-
- if ($errstr) {
- $color = '255,0,0';
- }
+ my ( $results, $errstr )
+ = get_results( $opt{backend}, $opt{city}, $opt{stop} );
+ my $dt_now = DateTime->now( time_zone => 'Europe/Berlin' );
my $strp_simple = DateTime::Format::Strptime->new(
pattern => '%H:%M',
time_zone => 'floating',
@@ -177,42 +165,24 @@ sub render_image {
time_zone => 'floating',
);
- if ( $self->param('line') ) {
- my @lines = split( qr{,}, $self->param('line') );
+ if ( $opt{filter_line} ) {
+ my @lines = split( qr{,}, $opt{filter_line} );
@grep_line = map { qr{ ^ \Q$_\E }ix } @lines;
}
- if ( $self->param('platform') ) {
- @grep_platform = split( qr{,}, $self->param('platform') );
- }
- if ( $self->param('offset') ) {
- $offset = $self->param('offset');
+ if ( $opt{filter_platform} ) {
+ @grep_platform = split( qr{,}, $opt{filter_platform} );
}
if ( $no_lines < 1 or $no_lines > 10 ) {
- $want_crop = 1;
if ( $no_lines >= -10 and $no_lines <= -1 ) {
+ $want_crop = 1;
$no_lines *= -1;
}
else {
- $no_lines = 10;
+ $no_lines = $default{no_lines};
}
}
- my $png = App::VRR::Fakedisplay->new(
- width => 180,
- height => $no_lines * 10,
- color => [ split( qr{,}, $color ) ],
- scale => $scale,
- );
-
- if ($errstr) {
- $png->draw_at( 6, '--------backend error--------' );
- $png->new_line();
- $png->new_line();
- $png->draw_at( 0, $errstr );
- }
-
- $self->res->headers->content_type('image/png');
for my $d ( @{$results} ) {
my $line = $d->line;
@@ -271,12 +241,69 @@ sub render_image {
last;
}
- $destination = shorten_destination( $backend, $destination, $city );
+ $destination
+ = shorten_destination( $opt{backend}, $destination, $opt{city} );
$line = shorten_line($line);
+ $displayed_lines++;
+
+ push( @fmt_departures, [ $line, $destination, $etr ] );
+ }
+
+ if ( not $want_crop ) {
+ while ( ++$displayed_lines < $no_lines ) {
+ push( @fmt_departures, [ (q{}) x 3 ] );
+ }
+ }
+
+ return ( \@fmt_departures, $errstr );
+}
+
+sub render_image {
+ my $self = shift;
+
+ my $color = $self->param('color') || '255,208,0';
+ my $scale = $self->param('scale');
+
+ my ( $departures, $errstr ) = get_departures(
+ city => $self->stash('city'),
+ stop => $self->stash('stop'),
+ no_lines => scalar $self->param('no_lines'),
+ backend => scalar $self->param('backend'),
+ filter_line => scalar $self->param('line'),
+ filter_platform => scalar $self->param('platform'),
+ offset => scalar $self->param('offset'),
+ );
+
+ if ( $scale > 30 ) {
+ $scale = 30;
+ }
+
+ if ($errstr) {
+ $color = '255,0,0';
+ }
+
+ my $png = App::VRR::Fakedisplay->new(
+ width => 180,
+ height => @{$departures} * 10,
+ color => [ split( qr{,}, $color ) ],
+ scale => $scale,
+ );
+
+ if ($errstr) {
+ $png->draw_at( 6, '--------backend error--------' );
+ $png->new_line();
+ $png->new_line();
+ $png->draw_at( 0, $errstr );
+ }
+
+ $self->res->headers->content_type('image/png');
+ for my $d ( @{$departures} ) {
+
+ my ( $line, $destination, $etr ) = @{$d};
+
$png->draw_at( 0, $line );
$png->draw_at( 25, $destination );
- $displayed_lines++;
if ( length($etr) > 2 ) {
$png->draw_at( 145, $etr );
@@ -288,22 +315,21 @@ sub render_image {
$png->draw_at( 154, $etr );
}
- if ( $etr ne 'sofort' ) {
+ if ( $etr and $etr ne 'sofort' ) {
$png->draw_at( 161, 'min' );
}
$png->new_line();
}
- if ( $displayed_lines == 0 ) {
+ if ( @{$departures} == 0 ) {
$png->new_line();
$png->new_line();
$png->draw_at( 50, 'no departures' );
}
- if ($want_crop) {
- $png->crop_to_content();
- }
$self->render( data => $png->png );
+
+ return;
}
get '/_redirect' => sub {
@@ -327,11 +353,14 @@ get '/_redirect' => sub {
my $params_s = $params->to_string;
$self->redirect_to("/${city}/${stop}?${params_s}");
+
+ return;
};
-get '/' => \&handle_request;
-get '/:city/:stop.png' => \&render_image;
-get '/:city/:stop' => \&handle_request;
+get '/' => \&handle_request;
+get '/:city/:stop.html' => \&render_html;
+get '/:city/:stop.png' => \&render_image;
+get '/:city/:stop' => \&handle_request;
app->config(
hypnotoad => {