yarrg/web/pirate-route

   1 <html><head><title>Specify route</title></head><body>
   2
   3 <%perl>
   4 my %a;
   5 my @vars;
   6
   7 @vars= ({       Name => 'Ocean',
   8                 Before => 'Ocean: ',
   9                 CmpCanon => sub { ucfirst lc $_[0] },
  10                 Values => [ qw(Midnight Ice) ]
  11         }, {    Name => 'Dropdowns',
  12                 Before => 'Interface: ',
  13                 CmpCanon => sub { !!$_[0] },
  14                 Values => [     [ 0, 'Type in names' ],
  15                                 [ 4, 'Select from menus' ] ]
  16         });
  17
  18 foreach my $var (@vars) {
  19         my $name= $var->{Name};
  20         $var->{Before}= '' unless exists $var->{Before};
  21         $var->{CmpCanon}= sub { $_[0]; } unless exists $var->{CmpCanon};
  22         foreach my $val (@{ $var->{Values} }) {
  23                 next if ref $val;
  24                 $val= [ $val, encode_entities($val) ];
  25         }
  26         if (exists $ARGS{lc $name}) {
  27                 $a{$name}= $ARGS{lc $name};
  28         } else {
  29                 $a{$name}= $var->{Values}[0][0];
  30         }
  31 }
  32
  33 foreach my $var (@vars) {
  34         my $name= $var->{Name};
  35         my $delim= $var->{Before};
  36         my $canon= &{$var->{CmpCanon}}($a{$name});
  37         my $cvalix= 0;
  38         foreach my $valr (@{ $var->{Values} }) {
  39                 print $delim;  $delim= "\n|\n";
  40                 my ($value,$html) = @$valr;
  41                 my $iscurrent= &{$var->{CmpCanon}}($value) eq $canon;
  42                 my $after;
  43                 if ($iscurrent) {
  44                         print '<b>';
  45                         $after= '</b>';
  46                 } else {
  47                         my %qf= ();
  48                         foreach my $innerr (@vars) {
  49                                 my $n= lc $innerr->{Name};
  50                                 if ($n ne lc $name) {
  51                                         next unless exists $ARGS{$n};
  52                                         $qf{$n}= $ARGS{$n};
  53                                 } else {
  54                                         next if !$cvalix;
  55                                         $qf{$n}= $value;
  56                                 }
  57                         }
  58                         my $uri= URI->new($self_url);
  59                         $uri->query_form(%qf);
  60                         print '<a href="', $uri->path_query(), '">';
  61                         $after= '</a>';
  62                 }
  63                 print $html, $after;
  64                 $cvalix++;
  65         }
  66         print '<p>';
  67 }
  68
  69 db_setocean($a{Ocean});
  70 db_connect();
  71
  72 </%perl>
  73
  74 <h1>Specify route</h1>
  75 <form action="/ucgi/~clareb/mason/something" method="get">
  76
  77 % if (!$a{Dropdowns}) {
  78 Enter route (islands, or archipelagoes, separated by commas;
  79  abbreviations are OK):<br/>
  80
  81 <script type="text/javascript">
  82 textRoute_uri= "routetextstring?format=json"
  83                 + "&ocean=<% uri_escape($a{Ocean}) %>";
  84
  85 textRoute_timeout=false;
  86 textRoute_request=false;
  87 textRoute_done='';
  88 textRoute_needed='';
  89 function textRoute_Later(){
  90   window.clearTimeout(textRoute_timeout);
  91   textRoute_timeout = window.setTimeout(textRoute_Needed, 500);
  92 }
  93 function textRoute_Needed(){
  94   window.clearTimeout(textRoute_timeout);
  95   //textRoute_element= document.getElementsByName('routestring').item(0);
  96   //alert(textRoute_element.name);
  97   textRoute_needed= textRoute_element.value;
  98   textRoute_Request();
  99 }
 100 function textRoute_Request(){
 101   if (textRoute_request || textRoute_needed==textRoute_done) return;
 102   textRoute_done= textRoute_needed;
 103   textRoute_request= new XMLHttpRequest();
 104   uri= textRoute_uri+'&string='+encodeURIComponent(textRoute_needed);
 105   textRoute_request.open('GET', uri);
 106   textRoute_request.onreadystatechange= textRoute_Ready;
 107   textRoute_request.send(null);
 108 }
 109 function textRoute_Ready() {
 110   if (textRoute_request.readyState != 4) return;
 111   if (textRoute_request.status == 200) {
 112     response= textRoute_request.responseText;
 113     //alert('got [[ '+response+' ]]');
 114     eval('results='+response);
 115     toedit= document.getElementsByName('routeresults').item(0);
 116     toedit.innerHTML= results['show'];
 117   }
 118   textRoute_request= false;
 119   textRoute_Request();
 120 }
 121 </script>
 122
 123 <input type="text" name="routestring" size=80
 124  onchange="textRoute_element= event.currentTarget; textRoute_Needed();"
 125  onkeydown="textRoute_element= event.currentTarget; textRoute_Later();"><br>
 126 <div name="routeresults"></div><br/>
 127
 128 % } else {
 129
 130 <%perl>
 131 my $sth=$dbh->prepare("SELECT islandid,islandname
 132                               FROM islands
 133                               ORDER BY islandname;");
 134 $sth->execute();
 135 my $row;
 136 my $islandlistdata='';
 137 while ($row=$sth->fetchrow_arrayref) {
 138         $islandlistdata.=
 139                 sprintf('<option value="%s">%s</option>',
 140                         map { encode_entities($_) } @$row);
 141 }
 142 </%perl>
 143
 144 <table>
 145 <tr>
 146 %       for my $dd (0..$a{Dropdowns}-1) {
 147 <td><select name="islandid<% $dd %>">
 148 <option name="none">Select island...</option>
 149 <% $islandlistdata %></select></td>
 150 %       }
 151 </tr>
 152 </table>
 153 % }
 154
 155 <input type=submit name=submit value="Go">
 156 </form>
 157
 158 <%init>
 159 use CommodsWeb;
 160 use HTML::Entities;
 161 use URI::Escape;
 162
 163 </%init>