This Mason component parses textual strings giving lists of islands
and archipelagoes, ie textual route strings.
-
</%doc>
<%flags>
-inherit => undef
+inherit => 'qtextstringcheck'
</%flags>
<%args>
$format
$ctype => undef
$string
+$returnhash => { }
</%args>
<%perl>
# typical url for this script:
# http://www.chiark.greenend.org.uk/ucgi/~clareb/mason/pirates/routetextstring?format=json&ocean=Midnight&string=d
-
use CommodsWeb;
-use HTML::Entities;
-use JSON;
-use Data::Dumper;
my $dbh= dbw_connect($ocean);
UNION ALL SELECT DISTINCT archipelago,NULL,archipelago
FROM islands WHERE archipelago LIKE ?");
+my $emsg= '';
my (@results, $canontext);
-my ($output, $output_wrong);
-
-if ($format =~ /json/) {
- $r->content_type($ctype or $format);
- $output= sub { print to_json_shim({
- success => 1,
- show => length $canontext ? encode_entities($canontext)
- : ' ',
- })};
- $output_wrong= sub { print to_json_shim({
- success => 0,
- show => $_[0],
- })};
-}
-if ($format =~ /return/) {
- $output= sub { return { Error => '', Results => \@results }; };
- $output_wrong= sub { return { Error => $_[0] }; };
-}
-if ($format =~ /dump/) {
- $r->content_type('text/plain');
- $output_wrong= sub { print Dumper(\@_); };
- $output= sub { print Dumper(\@results, $canontext); };
-}
foreach my $each (split m#[/|,]#, $string) {
$each =~ s/^\s*//; $each =~ s/\s*$//; $each =~ s/\s+/ /g;
next if !length $each;
- my $err= sub {
- my $msg= sprintf $_[0], encode_entities($each);
- $output_wrong->($msg);
- };
+ my $err= sub { $emsg= sprintf $_[0], $each; last; };
my %m;
my $results;
foreach my $pat ("$each\%", "\%$each\%") {
}
if (!$results) {
if (!%m) {
- return $err->('no island or arch matches "%s"');
+ $err->('no island or arch matches "%s"');
} elsif (keys(%m) > 5) {
- return $err->(' ');
+ $err->(' ');
} else {
- return $err->('ambiguous island or arch "%s",'.
+ $err->('ambiguous island or arch "%s",'.
' could be '.join(', ', sort keys %m));
}
}
push @results, $results->[0];
-}
+};
+
+$dbh->disconnect();
-$canontext= join ' | ', map { $_->[2] } @results;
-return $output->();
+return $emsg,
+ (join ' | ', map { $_->[2] } @results),
+ [ @results ];
</%perl>