my %a;
my @vars;
+# for output:
+my @archipelagoes;
+my @islandids;
+my %islandid2;
+
#---------- "mode" argument parsing and mode menu at top of page ----------
# for debugging, invoke as
foreach my $var (@vars) {
my $name= $var->{Name};
+ my $lname= lc $name;
$var->{Before}= '' unless exists $var->{Before};
$var->{CmpCanon}= sub { $_[0]; } unless exists $var->{CmpCanon};
foreach my $val (@{ $var->{Values} }) {
next if ref $val;
$val= [ $val, encode_entities($val) ];
}
- if (exists $ARGS{lc $name}) {
- $a{$name}= $ARGS{lc $name};
+ if (exists $ARGS{$lname}) {
+ $a{$name}= $ARGS{$lname};
} else {
$a{$name}= $var->{Values}[0][0];
}
}
+my %baseqf;
+foreach my $var (@vars) {
+ my $lname= lc $var->{Name};
+ next unless exists $ARGS{$lname};
+ $baseqf{$lname}= $ARGS{$lname};
+}
+
+my %queryqf;
+foreach my $var (keys %ARGS) {
+ next unless $var =~
+ m/^(?:routestring|islandid\d|archipelago\d|debug)$/;
+ $queryqf{$var}= $ARGS{$var};
+}
+
+my $uri= URI->new($m->current_comp()->name());
+my $quri= sub { $uri->query_form(@_); $uri->path_query(); };
+
foreach my $var (@vars) {
my $name= $var->{Name};
+ my $lname= lc $var->{Name};
my $delim= $var->{Before};
my $canon= &{$var->{CmpCanon}}($a{$name});
my $cvalix= 0;
print '<b>';
$after= '</b>';
} else {
- my %qf= ();
- foreach my $innerr (@vars) {
- my $n= lc $innerr->{Name};
- if ($n ne lc $name) {
- next unless exists $ARGS{$n};
- $qf{$n}= $ARGS{$n};
- } else {
- next if !$cvalix;
- $qf{$n}= $value;
- }
- }
- my $uri= URI->new($m->current_comp()->name());
- $qf{'debug'}=1 if $debug;
- $uri->query_form(%qf);
- print '<a href="', $uri->path_query(), '">';
+ my %qf= (%baseqf,%queryqf);
+ delete $qf{$lname};
+ $qf{$lname}= $value if $cvalix;
+ print '<a href="',$quri->(%qf),'">';
$after= '</a>';
}
print $html, $after;
</%perl>
<%args>
$debug => 0
+$routestring => ''
</%args>
<h1>Specify route</h1>
-<form action="/ucgi/~clareb/mason/something" method="get">
+<form action="<% $quri->() %>" method="get">
%#---------- textbox, user enters route as string ----------
% if (!$a{Dropdowns}) {
tr_request= false;
tr_Request();
}
+window.onload= tr_Needed;
</script>
<input type="text" id="routestring" name="routestring" size=80
+ value="<% $routestring |h %>"
onchange="tr_Needed();"
onkeyup="tr_Later();"><br>
<div id="routeresults"> </div><br/>
<%perl>
my ($sth,$row);;
-my $archlistdata='';
+my @archlistdata;
my %islandlistdata;
-$islandlistdata{'none'}= <<END;
-<option value="none">Select island...</option>
-END
+$islandlistdata{'none'}= [ [ "none", "Select island..." ] ];
+
+my $optionlistmap= sub {
+ my ($optlist, $selected) = @_;
+ my $out='';
+ foreach my $entry (@$optlist) {
+ $out.= sprintf('<option value="%s" %s>%s</option>',
+ encode_entities($entry->[0]),
+ defined $selected && $entry->[0] eq $selected
+ ? 'selected' : '',
+ encode_entities($entry->[1]));
+ }
+ return $out;
+};
$sth= $dbh->prepare("SELECT DISTINCT archipelago FROM islands
ORDER BY archipelago;");
while ($row=$sth->fetchrow_arrayref) {
my ($arch)= @$row;
- $archlistdata.=
- sprintf('<option value="%s">%s</option>',
- map { encode_entities($_) } ($arch,$arch));
- $islandlistdata{$arch}= <<END;
-<option value="none">Whole arch</option>
-END
+ push @archlistdata, [ $arch, $arch ];
+ $islandlistdata{$arch}= [ [ "none", "Whole arch" ] ];
}
$sth= $dbh->prepare("SELECT islandid,islandname,archipelago
while ($row=$sth->fetchrow_arrayref) {
my $arch= $row->[2];
- my $here= sprintf('<option value="%s">%s</option>',
- map { encode_entities($_) } @$row[0..1]);
- $islandlistdata{'none'} .= $here;
- $islandlistdata{$arch} .= $here;
+ push @{ $islandlistdata{'none'} }, [ @$row ];
+ push @{ $islandlistdata{$arch} }, [ @$row ];
+ $islandid2{$row->[0]}= { Name => $row->[1], Arch => $arch };
+}
+
+my %resetislandlistdata;
+foreach my $arch (keys %islandlistdata) {
+ $resetislandlistdata{$arch}=
+ $optionlistmap->($islandlistdata{$arch}, '');
}
</%perl>
+<input type=hidden name=dropdowns value="<% $a{Dropdowns} %>">
+
<script type="text/javascript">
-ms_lists= <% to_json(\%islandlistdata) %>;
+ms_lists= <% to_json(\%resetislandlistdata) %>;
function ms_Setarch(dd) {
debug('ms_SetArch '+dd+' arch='+arch);
var arch= document.getElementsByName('archipelago'+dd).item(0).value;
<tr>
% for my $dd (0..$a{Dropdowns}-1) {
<td>
-<select name="archipelago<% $dd %>" onchange="ms_Setarch(<% $dd %>)">
+<select name="archipelago<% $dd %>" onchange="ms_Setarch(<% $dd %>)">
<option value="none">Whole ocean</option>
-<% $archlistdata %></select></td>
+<% $optionlistmap->(\@archlistdata, $ARGS{"archipelago$dd"}) %></select></td>
% }
</tr>
<tr>
% for my $dd (0..$a{Dropdowns}-1) {
-<td><select name="islandid<% $dd %>">
-<% $islandlistdata{'none'} %></select></td>
+% my $arch= $ARGS{"archipelago$dd"};
+% $arch= 'none' if !defined $arch;
+<td>
+<select name="islandid<% $dd %>">
+<% $optionlistmap->($islandlistdata{$arch}, $ARGS{"islandid$dd"}) %>
+</select></td>
% }
</tr>
</table>
-% } #---------- end of dropdowns, now common code ----------
+% } #---------- end of dropdowns, now common middle of page code ----------
<input type=submit name=submit value="Go">
</form>
+<%perl>
+#========== result computations ==========
+
+my $results_head;
+$results_head= sub {
+ print "<h1>Results</h1>\n";
+ $results_head= sub { };
+};
+
+#---------- result computation - textstring ----------
+if (!$a{Dropdowns}) {
+ if (length $routestring) {
+ $results_head->();
+ my $rsr= $m->comp('routetextstring',
+ ocean => $a{Ocean},
+ string => $routestring,
+ format => 'return'
+ );
+ if (length $rsr->{Error}) {
+ print encode_entities($rsr->{Error});
+ } else {
+ foreach my $entry (@{ $rsr->{Results} }) {
+ push @archipelagoes,
+ defined $entry->[1] ? undef : $entry->[0];
+ push @islandids, $entry->[1];
+ }
+ }
+ }
+
+} else { #---------- results - dropdowns ----------
+
+my $argorundef= sub {
+ my ($dd,$base) = @_;
+ my $thing= $ARGS{"${base}${dd}"};
+ $thing= undef if defined $thing and $thing eq 'none';
+ return $thing;
+};
+
+for my $dd (0..$a{Dropdowns}-1) {
+ my $arch= $argorundef->($dd,'archipelago');
+ my $island= $argorundef->($dd,'islandid');
+ next unless defined $arch or defined $island;
+ if (defined $island and defined $arch) {
+ my $ii= $islandid2{$island};
+ my $iarch= $ii->{Arch};
+ if ($iarch ne $arch) {
+ $results_head->();
+</%perl>
+ Specified archipelago <% $arch %> but
+ island <% $ii->{Name} %>
+ which is in <% $iarch %>; using the island.<br>
+<%perl>
+ }
+ $arch= undef;
+ }
+ push @archipelagoes, $arch;
+ push @islandids, $island;
+}
+
+}#---------- result processing, common stuff
+</%perl>
+
+% if (@islandids) {
+% $results_head->();
+
+<& routetrade, islandids => \@islandids, archipelagoes => \@archipelagoes &>
+
+% }
+
+%#---------- debugging and epilogue ----------
+
% if ($debug) {
<p>
<pre id="debug_log">