public void Save(IGraph g, TextWriter output, bool leaveOpen)
{
using (var writer = XmlWriter.Create(output, new XmlWriterSettings {
Indent = true, CloseOutput = !leaveOpen, OmitXmlDeclaration = true
}))
{
var n = g.Nodes.Union(g.Triples.PredicateNodes).UriNodes();
var n2 = string.Join(",", n.Select(nn => nn.Uri.AbsoluteUri));
var a = FixedQueryController.ExecuteNamedSparql("label", new Dictionary <string, string> {
{ "id", n2 }
}) as SparqlResultSet;
var d = a.ToDictionary(r => r["subject"] as IUriNode, r => r["label"].AsValuedNode().AsString());
writer.WriteStartElement("html");
writer.WriteStartElement("head");
writer.WriteRaw(@"
<link rel=""stylesheet"" href=""https://unpkg.com/[email protected]/dist/leaflet.css"" integrity=""sha512-Rksm5RenBEKSKFjgI3a41vrjkw4EVPlJ3+OiI65vTjIdo9brlAacEuKOiQ5OFh7cOI1bkDwLqdLw3Zg0cRJAAQ=="" crossorigin="""" />
<script src=""https://unpkg.com/[email protected]/dist/leaflet.js"" integrity=""sha512-/Nsx9X4HebavoBvEBuyp3I7od5tA0UzAxs+j83KgC8PU0kgB4XiK4Lfe4y4cgBtaRJQEIFCW+oC506aPT2L1zw=="" crossorigin=""""></script>
<script src=""https://api.tiles.mapbox.com/mapbox.js/plugins/leaflet-omnivore/v0.3.1/leaflet-omnivore.min.js""></script>
<script>
window.addEventListener(""load"", onLoad);
function onLoad() {
document.querySelectorAll(""data.map"").forEach(createMap);
}
function createMap(mapElement) {
const map = L.map(mapElement);
L.tileLayer(""https://api.tiles.mapbox.com/v4/{id}/{z}/{x}/{y}.png?access_token={accessToken}"", {
id: ""mapbox.streets"",
accessToken: ""pk.eyJ1IjoiaHVudHAiLCJhIjoiY2l6cXY3NjZpMDAxZzJybzF0aDBvdHRlZCJ9.k1zL5uDY7eUvuSiw3Rdrkw""
}).addTo(map);
const geometryLayer = omnivore.wkt.parse(mapElement.value);
geometryLayer.addTo(map);
map.fitBounds(geometryLayer.getBounds());
}
</script>
<style>
body {
margin: 0;
font-family: sans-serif;
}
table {
width: 100%;
border-collapse: collapse;
}
thead th {
height: 50px;
position: sticky;
top: 0;
z-index: 1;
background-color: black;
color: white;
text-align: left;
padding-left: 20px;
}
tr.divider {
border-top: 1px solid;
}
tr.divider:nth-child(1) {
border-top: none;
}
td {
padding: 20px;
vertical-align: top;
}
div {
position: sticky;
left: 20px;
top: 70px;
}
data {
font-family: monospace;
}
data.map {
height: 180px;
display: block
}
a {
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
</style>
<script type=""text/javascript"">
var appInsights=window.appInsights||function(a){
function b(a){c[a]=function(){var b=arguments;c.queue.push(function(){c[a].apply(c,b)})}}var c={config:a},d=document,e=window;setTimeout(function(){var b=d.createElement(""script"");b.src=a.url||""https://az416426.vo.msecnd.net/scripts/a/ai.0.js"",d.getElementsByTagName(""script"")[0].parentNode.appendChild(b)});try{c.cookie=d.cookie}catch(a){}c.queue=[];for(var f=[""Event"",""Exception"",""Metric"",""PageView"",""Trace"",""Dependency""];f.length;)b(""track""+f.pop());if(b(""setAuthenticatedUserContext""),b(""clearAuthenticatedUserContext""),b(""startTrackEvent""),b(""stopTrackEvent""),b(""startTrackPage""),b(""stopTrackPage""),b(""flush""),!a.disableExceptionTracking){f=""onerror"",b(""_""+f);var g=e[f];e[f]=function(a,b,d,e,h){var i=g&&g(a,b,d,e,h);return!0!==i&&c[""_""+f](a,b,d,e,h),i}}return c
}({
instrumentationKey:""c0960a0f-30ad-4a9a-b508-14c6a4f61179"",
cookieDomain:"".parliament.uk""
});
window.appInsights=appInsights,appInsights.queue&&0===appInsights.queue.length&&appInsights.trackPageView();
</script>
");
writer.WriteEndElement(); // head
writer.WriteStartElement("body");
writer.WriteStartElement("table");
HtmlWriter.WriteTHead(writer);
HtmlWriter.WriteTBody(g, writer, d);
writer.WriteEndElement(); // table
writer.WriteEndElement(); // body
writer.WriteEndElement(); // html
}
}
private static void WriteNode(XmlWriter writer, Triple triple, Dictionary <IUriNode, string> labelMapping, TripleSegment segment)
{
var node = HtmlWriter.GetNode(triple, segment);
if (node is IUriNode uriNode)
{
var uri = uriNode.Uri.AbsoluteUri;
if (segment == TripleSegment.Object && HtmlWriter.IsPhoto(triple.Predicate))
{
var id = Global.InstanceUri.MakeRelativeUri(uriNode.Uri);
writer.WriteStartElement("a");
writer.WriteAttributeString("href", "resource?uri=" + WebUtility.UrlEncode(uri));
writer.WriteStartElement("data");
writer.WriteAttributeString("value", uri);
writer.WriteStartElement("img");
writer.WriteAttributeString("src", $"https://api.parliament.uk/photo/{id}.jpeg?crop=MCU_3:2&width=260&quality=80");
writer.WriteEndElement(); // data
writer.WriteEndElement(); // img
writer.WriteEndElement(); // a
return;
}
if (!labelMapping.TryGetValue(uriNode, out string label))
{
label = uri
.Replace(Global.SchemaUri.AbsoluteUri, string.Empty)
.Replace(Global.InstanceUri.AbsoluteUri, string.Empty)
.Replace(RdfSpecsHelper.RdfType, "a")
.Replace("http://example.com/", string.Empty)
.Replace("http://www.w3.org/2000/01/rdf-schema#", string.Empty)
.Replace("http://www.w3.org/2002/07/owl#", string.Empty)
.Replace("http://www.w3.org/1999/02/22-rdf-syntax-ns#", string.Empty);
}
writer.WriteStartElement("div");
writer.WriteStartElement("a");
writer.WriteAttributeString("href", "resource?uri=" + WebUtility.UrlEncode(uri));
writer.WriteStartElement("data");
writer.WriteAttributeString("value", uri);
writer.WriteString(label);
writer.WriteEndElement(); // data
writer.WriteEndElement(); // a
writer.WriteEndElement(); // div
return;
}
if (node is IBlankNode blankNode)
{
if (segment == TripleSegment.Subject)
{
writer.WriteStartElement("div");
writer.WriteStartElement("a");
writer.WriteAttributeString("name", blankNode.InternalID);
writer.WriteFullEndElement(); // a
writer.WriteString(blankNode.InternalID);
writer.WriteEndElement(); // div
return;
}
if (segment == TripleSegment.Object)
{
writer.WriteStartElement("a");
writer.WriteAttributeString("href", "#" + blankNode.InternalID);
writer.WriteString(blankNode.InternalID);
writer.WriteEndElement(); // a
return;
}
}
if (node is ILiteralNode literalNode)
{
var datatype = literalNode.DataType?.AbsoluteUri;
if (datatype == XmlSpecsHelper.XmlSchemaDataTypeDate)
{
if (DateTimeOffset.TryParse(literalNode.Value, out DateTimeOffset dto))
{
writer.WriteStartElement("time");
writer.WriteString(dto.ToString("yyyy-MM-dd"));
writer.WriteEndElement(); // time
return;
}
}
if (datatype == "http://www.opengis.net/ont/geosparql#wktLiteral")
{
if (HtmlWriter.IsGeography(triple.Predicate))
{
writer.WriteStartElement("data");
writer.WriteAttributeString("class", "map");
writer.WriteAttributeString("value", literalNode.Value);
writer.WriteEndElement(); // data
return;
}
}
writer.WriteString(literalNode.Value);
return;
}
writer.WriteString(node.ToString());
}