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authorDaniel Friesel <derf@finalrewind.org>2015-05-13 16:48:56 +0200
committerDaniel Friesel <derf@finalrewind.org>2015-05-13 16:48:56 +0200
commit4f89679f245cf42d6b9719271214290598ccc642 (patch)
tree30a5692530ece85a12c45d85191b426bd761b208 /index.pl
parentc79ef8e7f70b59eab82c4982b06e1c3c6f7910f5 (diff)
error handling
Diffstat (limited to 'index.pl')
-rw-r--r--index.pl47
1 files changed, 36 insertions, 11 deletions
diff --git a/index.pl b/index.pl
index 0740837..76ab37e 100644
--- a/index.pl
+++ b/index.pl
@@ -49,7 +49,7 @@ sub get_results_for {
serializable => 1,
%opt
);
- $results = [ $status->results ];
+ $results = [ [ $status->results ], $status->errstr ];
$cache->freeze( $cache_str, $results );
}
else {
@@ -57,7 +57,7 @@ sub get_results_for {
station => $station,
%opt
);
- $results = [ $status->results ];
+ $results = [ [ $status->results ], $status->errstr ];
$cache->freeze( $cache_str, $results );
}
}
@@ -110,29 +110,52 @@ sub handle_request {
}
my @departures;
- my @results = get_results_for( $backend, $station, %opt );
+ my ( $results_ref, $errstr ) = get_results_for( $backend, $station, %opt );
+ my @results = @{$results_ref};
if ( not @results and $template ~~ [qw[json marudor_v1 marudor]] ) {
$self->res->headers->access_control_allow_origin('*');
my $json;
- if ( $backend eq 'iris' ) {
- my @candidates = map { { code => $_->[0], name => $_->[1] } }
- Travel::Status::DE::IRIS::Stations::get_station($station);
+ if ($errstr) {
$json = $self->render_to_string(
json => {
api_version => $api_version,
version => $VERSION,
- error => 'ambiguous station code/name',
- candidates => \@candidates,
+ error => $errstr,
}
);
}
+ elsif ( $backend eq 'iris' ) {
+ my @candidates = map { { code => $_->[0], name => $_->[1] } }
+ Travel::Status::DE::IRIS::Stations::get_station($station);
+ if ( @candidates > 1
+ or ( @candidates == 1 and $candidates[0]{code} ne $station ) )
+ {
+ $json = $self->render_to_string(
+ json => {
+ api_version => $api_version,
+ version => $VERSION,
+ error => 'ambiguous station code/name',
+ candidates => \@candidates,
+ }
+ );
+ }
+ else {
+ $json = $self->render_to_string(
+ json => {
+ api_version => $api_version,
+ version => $VERSION,
+ error => ( $errstr // "Got no results for '$station'" )
+ }
+ );
+ }
+ }
else {
$json = $self->render_to_string(
json => {
api_version => $api_version,
version => $VERSION,
- error => 'unknown station code/name',
+ error => ( $errstr // 'unknown station code/name' )
}
);
}
@@ -155,7 +178,9 @@ sub handle_request {
if ( $backend eq 'iris' ) {
my @candidates = map { [ "$_->[1] ($_->[0])", $_->[0] ] }
Travel::Status::DE::IRIS::Stations::get_station($station);
- if (@candidates) {
+ if ( @candidates > 1
+ or ( @candidates == 1 and $candidates[0][1] ne $station ) )
+ {
$self->render(
'multi',
stationlist => \@candidates,
@@ -166,7 +191,7 @@ sub handle_request {
}
$self->render(
'multi',
- error => "Got no results for '$station'",
+ error => ( $errstr // "Got no results for '$station'" ),
hide_opts => 0
);
return;