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Let user upload Nogos through GeoJSON file.

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Phyks (Lucas Verney) 2019-03-03 22:27:13 +01:00
parent 1f81c043ad
commit e7db4a7aae
5 changed files with 1518 additions and 19 deletions
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96
js/index.js
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@ -356,6 +356,102 @@
$(this).collapse('show');
}
});
$('#submitNogos').on('click', function () {
var geoJSONPromise;
var nogoURL = $('#nogoURL').val();
var nogoFile = $('#nogoFile')[0].files[0];
if (nogoURL) {
// TODO: Handle {{bbox}}
geoJSONPromise = fetch(nogoURL).then(function (response) {
response.json();
});
} else if (nogoFile) {
geoJSONPromise = new Promise(function (resolve, reject) {
var reader = new FileReader();
reader.onload = function () {
resolve(reader.result);
}
reader.readAsText(nogoFile);
}).then(function (response) { return JSON.parse(response); });
}
else {
$('#nogoError').text('Error: Missing file or URL.');
$('#nogoError').css('display', 'block');
return false;
}
var nogoWeight = parseFloat($('#nogoWeight').val());
if (isNaN(nogoWeight)) {
$('#nogoError').text('Error: Missing default nogo weight.');
$('#nogoError').css('display', 'block');
return false;
}
var nogoRadius = parseFloat($('#nogoRadius').val());
if (isNaN(nogoRadius) || nogoRadius < 0) {
$('#nogoError').text('Error: Invalid default nogo radius.');
$('#nogoError').css('display', 'block');
return false;
}
var nogoBuffer = parseFloat($('#nogoBuffer').val());
if (isNaN(nogoBuffer)) {
$('#nogoError').text('Error: Invalid nogo buffering radius.');
$('#nogoError').css('display', 'block');
return false;
}
geoJSONPromise.then(function (response) {
// Iterate on features in order to discard features without geometry
var cleanedGeoJSONFeatures = []
turf.featureEach(response, function (feature) {
if (turf.getGeom(feature)) {
var maybeBufferedFeature = feature;
// Eventually buffer GeoJSON
if (nogoBuffer != 0) {
maybeBufferedFeature = turf.buffer(
maybeBufferedFeature, nogoBuffer, { units: 'meters' }
);
}
cleanedGeoJSONFeatures.push(maybeBufferedFeature);
}
});
var geoJSON = L.geoJson(turf.featureCollection(cleanedGeoJSONFeatures), {
onEachFeature: function (feature, layer) {
if (!feature.properties.nogoWeight) {
feature.properties.nogoWeight = nogoWeight;
}
}
});
var nogosPoints = geoJSON.getLayers().filter(function (e) {
return e.feature.geometry.type === 'Point';
});
nogosPoints = nogosPoints.map(function (item) {
var radius = item.feature.properties.radius || nogoRadius;
if (radius > 0) {
return L.circle(item.getLatLng(), { radius: radius });
}
return null;
});
nogosPoints = nogosPoints.filter(function (e) { return e; });
nogos.setOptions({
nogos: nogosPoints,
polygons: geoJSON.getLayers().filter(function (e) {
return e.feature.geometry.type === 'Polygon';
}),
polylines: geoJSON.getLayers().filter(function (e) {
return e.feature.geometry.type === 'LineString';
}),
});
updateRoute({
options: nogos.getOptions()
});
urlHash.onMapMove();
$('#nogoError').text('');
$('#nogoError').css('display', 'none');
$('#loadNogos').modal('hide');
});
return false;
});
}
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