130 lines
3.9 KiB
PHP
130 lines
3.9 KiB
PHP
<?php
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namespace App\Console\Commands;
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use App\Models\City;
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use Illuminate\Console\Command;
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use Illuminate\Contracts\Filesystem\FileNotFoundException;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\File;
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use Illuminate\Support\Facades\Log;
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use function Symfony\Component\String\b;
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class ExtractGeometryForCities extends Command
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{
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/**
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* The name and signature of the console command.
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*
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* @var string
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*/
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protected $signature = 'app:extract-geometry-for-cities {jsonPath}';
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/**
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* The console command description.
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*
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* @var string
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*/
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protected $description = 'This command will extract polygons for cities from the given .json file';
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/**
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* Execute the console command.
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* @throws FileNotFoundException
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*/
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public function handle(): int
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{
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$jsonPath = $this->argument('jsonPath');
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$json = File::get($jsonPath);
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$data = json_decode($json, true);
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$features = $data['features'] ?? null;
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if ($features === null) {
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$this->error('No features were found');
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return parent::FAILURE;
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}
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foreach ($data['features'] as $city) {
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$cityId = $city['properties']['city_id'] ?? null;
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if ($cityId === null)
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{
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$this->info("this city doesn't have id: $city");
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continue;
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}
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$coordinates = $city['geometry']['coordinates'] ?? null;
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if ($coordinates === null)
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{
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$this->info("this city doesn't have coordinates: $coordinates");
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continue;
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}
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$type = $city['geometry']['type'] ?? null;
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if ($type === null)
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{
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$this->info("This city doesn't have a type: $city");
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continue;
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}
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try {
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switch ($type) {
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case 'Polygon':
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$wktCoords = collect($coordinates[0])
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->map(fn($pair) => $pair[1] . ' ' . $pair[0])
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->implode(',');
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$wellKnownText = "POLYGON(($wktCoords))";
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break;
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case 'MultiPolygon':
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$wktCoords = collect($coordinates)
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->map(function ($polygon) {
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$rings = collect($polygon)->map(function ($ring) {
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if ($ring[0] !== end($ring)) {
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$ring[] = $ring[0];
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}
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return collect($ring)
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->map(fn($pair) => $pair[1] . ' ' . $pair[0])
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->implode(',');
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});
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return '((' . $rings->implode('),(') . '))';
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})
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->implode(',');
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$wellKnownText = "MULTIPOLYGON($wktCoords)";
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break;
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default:
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$this->info("$type is not a valid type in city: $city");
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continue 2;
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}
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}
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catch (\Throwable $th)
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{
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$this->error("Something went wrong: $th");
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continue;
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}
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$query = City::query()
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->find($cityId);
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if (!$query) {
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$this->info("City $cityId not found");
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continue;
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}
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try {
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$query->update([
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'geometry' => DB::raw("ST_GeomFromText('$wellKnownText', 4326)")
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]);
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}
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catch (\Throwable $th)
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{
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$this->error("Something went wrong: $th");
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}
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}
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return parent::SUCCESS;
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}
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}
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