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<!DOCTYPE html>
<html>
<head>
<title><%= $title %></title>
<meta charset="utf-8">
<style type="text/css">
body {
font-family: Sans-Serif;
}
iframe {
border: none;
}
div.about {
margin-top: 2em;
color: #666666;
}
div.about a {
color: #000066;
text-decoration: none;
}
div.error {
font-size: 150%;
font-weight: bold;
color: #ee0000;
}
pre {
margin-bottom: 2em;
}
span.optional,
span.notes {
color: #666666;
}
div.break {
height: 1em;
}
div.field {
width: 100%;
clear: both;
}
div.field div.desc {
float: left;
width: 14em;
text-align: right;
padding-right: 0.5em;
}
input, select {
border: 1px solid black;
}
div.notes {
margin-top: 4em;
}
div.notes ul {
margin-top: 1em;
}
</style>
%= javascript 'jquery-1.10.2.min.js'
</head>
<body>
% if ($city and $stop) {
% if ($errstr) {
<div class="error">Received an error from the backend service:</div>
<div>
<pre>
%= $errstr
</pre>
</div>
% }
% elsif ($frontend eq 'png') {
<img src="/<%= $city %>/<%= $stop %>.png?<%= $params %>" alt=""
id="display" height="<%= $height * 4 %>" width="<%= $width * 4 %>"/>
% }
% elsif ($frontend eq 'html') {
<iframe src="/<%= $city %>/<%= $stop %>.html?<%= $params %>" id="display"
height="<%= $height * 5 %>" width="<%= $width * 5 %>"></iframe>
% }
% elsif ($frontend eq 'json') {
<p>
<a href="/<%= $city %>/<%= $stop %>.json?<%= $params %>">JSON data for
<%= $city %> <%= $stop %></a>
</p>
<p>
Data is cached for 1 minute: JSON format:
</p>
<ul>
<li>error: err string if an error occured, otherwise null</li>
<li>preformatted: strings used by the PNG / HTML frontend</li>
<li>raw:
% if (param('backend') and param('backend') eq 'db') {
serialized
<a href="http://finalrewind.org/projects/Travel-Status-DE-DeutscheBahn/">
Travel::Status::DE::DeutscheBahn</a>-objects, see the
<a href="http://man.finalrewind.org/3/Travel-Status-DE-DeutscheBahn-Result/">::Result</a>
documentation
% }
% else {
serialized
<a href="http://finalrewind.org/projects/Travel-Status-DE-VRR/">
Travel::Status::DE::VRR</a>-objects, see the
<a href="http://man.finalrewind.org/3/Travel-Status-DE-VRR-Result/">::Result</a>
and
<a href="http://man.finalrewind.org/3/Travel-Status-DE-VRR-Line/">::Line</a>
documentation
% }
</li>
<li>version: Program version (string, not numeric)</li>
</ul>
% }
% } # ($city and $stop)
% else {
<p>
VRR-Fakedisplay shows the next departures at a public transit stop, just like
the Lumino LED displays used at some stops.
</p>
<p>
It works best for the VRR (Verkehrsverbund Rhein-Ruhr), but also supports most
other German transit networks.
</p>
% }
<div class="input-field">
% if (my $error = stash 'error') {
<p>
Error: <%= $error %><br/>
</p>
% }
%= form_for _redirect => begin
<div>
<div class="field">
<div class="desc">City → Stop</div>
<div>
%= text_field 'city'
%= text_field 'stop'
%= submit_button 'Display'
</div>
</div>
<div class="break"></div>
<span class="optional">optional:</span>
<div class="field">
<div class="desc" title="number of lines">
display height [1..10]</div>
<div>
%= text_field 'no_lines'
</div>
</div>
<div class="field">
<div class="desc">min. offset [minutes]</div>
<div>
%= text_field 'offset'
</div>
</div>
<div class="field">
<div class="desc" title="comma-separated list, example: NE,U,10">
match line prefix</div>
<div>
%= text_field 'line'
</div>
</div>
<div class="field">
<div class="desc" title="comma-separated list. Buggy.">match platform</div>
<div>
%= text_field 'platform'
</div>
</div>
<div class="field">
<div class="desc">backend</div>
<div>
%= select_field backend => [['EFA (VRR)' => 'vrr'], ['HAFAS (DB)' => 'db']]
</div>
</div>
<div class="field">
<div class="desc">frontend</div>
<div>
%= select_field frontend => [['Image (PNG)' => 'png'], ['HTML' => 'html'], ['JSON' => 'json']]
</div>
</div>
</div>
% end
</div> <!-- input-field -->
<div class="notes">
<span class="notes">notes:</span>
<ul>
<li>The EFA backend does not support Umlauts</li>
<li>For Düsseldorf, the DB backend usually gives better results</li>
<li>If you write the city correctly (like "Essen", not "essen"), vrr-fake can
shorten destination names</li>
<li><a href="/Essen/Martinstr?no_lines=8">Example</a>
</li>
</ul>
</div> <!-- notes -->
<div class="about">
<a href="http://finalrewind.org/projects/vrr-fakedisplay/">vrr-fakedisplay</a>
v<%= $version %>
</div>
%= javascript begin
function reloadDisplay() {
d = new Date();
$("#display").attr("src", "../<%= $city %>/<%= $stop %>.<%= $frontend %>?<%= $params %>&r="+d.getTime())
setTimeout('reloadDisplay()', 60000);
}
setTimeout('reloadDisplay()', 60000);
% end
</body>
</html>
|
