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92 lines
2.9 KiB
92 lines
2.9 KiB
<?php
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namespace App\Controller;
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use App\Form\CityToolType;
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use App\Service\OverpassClient;
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use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
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use Symfony\Component\Form\Extension\Core\Type\SubmitType;
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use Symfony\Component\HttpFoundation\HeaderUtils;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpFoundation\Response;
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use Symfony\Component\HttpFoundation\StreamedResponse;
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use Symfony\Component\Routing\Attribute\Route;
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#[Route('/tools')]
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class ToolsController extends AbstractController
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{
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#[Route('/', name: 'app_tools')]
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public function index(): Response
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{
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return $this->render('tools/index.html.twig', [
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]);
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}
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#[Route('/city', name: 'app_tools_city')]
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public function city(
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Request $request,
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OverpassClient $overpass,
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): Response {
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$form = $this->createForm(CityToolType::class, []);
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$form->add('submit', SubmitType::class, ['label' => 'Générer']);
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$form->handleRequest($request);
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if ($form->isSubmitted() and $form->isValid()) {
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$areaId = $form->get('area')->getData();
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$query = sprintf('relation["boundary"="administrative"]["admin_level"="8"]["name"](area:%d);', 3600000000 + $areaId); // Cf. <https://wiki.openstreetmap.org/wiki/Overpass_API/Overpass_QL#By_area_.28area.29>
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$json = $overpass->query($query);
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$response = new StreamedResponse();
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$response->headers->set('Content-Type', 'text/csv');
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$response->headers->set(
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'Content-Disposition',
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HeaderUtils::makeDisposition(
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HeaderUtils::DISPOSITION_ATTACHMENT,
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sprintf('cities-in-%d.csv', $areaId)
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)
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);
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$response->setCallback(function () use ($json): void {
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$headings = [
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'name',
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'description',
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'osm',
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'geojson',
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'status',
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];
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$csv = fopen('php://output', 'a');
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fputcsv($csv, $headings);
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$osm = \OSM\OSM::createFromJson($json);
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foreach ($osm->elements as $relation) {
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$name = $relation->getTagValue('name');
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$feature = new \GeoJson\Feature\Feature(
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\OSM\GeoJsonConverter::convertRelationToPolygon($relation),
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['name' => $name]
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);
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fputcsv($csv, [
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$name,
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$name,
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'',
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json_encode(new \GeoJson\Feature\FeatureCollection([$feature])),
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'todo',
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]);
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}
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fclose($csv);
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});
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return $response;
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}
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return $this->render('tools/city.html.twig', [
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'form' => $form,
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]);
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}
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}
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