Add GeofenceTracker service and test command #141

src/Command/ImportKMLFileCommand.php

@@ -13,6 +13,8 @@ use App\Service\KMLFileImporter;
 
 class ImportKMLFileCommand extends Command
 {
+    protected $importer;
+
     protected function configure()
     {
         $this->setName('supportedarea:import')

src/Command/TestGeofenceCommand.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+use App\Entity\SupportedArea;
+
+use App\Service\GeofenceTracker;
+
+use CrEOF\Spatial\PHP\Types\Geometry\Point;
+
+class TestGeofenceCommand extends Command
+{
+    protected function configure()
+    {
+        $this->setName('test:geofence')
+            ->setDescription('Test geofence tracker service.')
+            ->setHelp('Test the geofence tracker service.')
+            ->addArgument('long', InputArgument::REQUIRED, 'Longitude')
+            ->addArgument('lat', InputArgument::REQUIRED, 'Latitude');
+    }
+
+    public function __construct(GeofenceTracker $geo)
+    {
+        $this->geo = $geo;
+
+        parent::__construct();
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $long = $input->getArgument('long');
+        $lat = $input->getArgument('lat');
+
+        if ($this->geo->isCovered($long, $lat))
+            echo "In geofence\n";
+        else
+            echo "NOT in geofence\n";
+    }
+}

src/Service/GeofenceTracker.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Service;
+
+use App\Entity\SupportedArea;
+
+use Doctrine\ORM\EntityManagerInterface;
+
+use CrEOF\Spatial\PHP\Types\Geometry\Point;
+
+class GeofenceTracker
+{
+    protected $em;
+
+    public function __construct(EntityManagerInterface $em)
+    {
+        $this->em = $em;
+    }
+
+    public function isCovered($long, $lat)
+    {
+        // see if the point is in any of the polygons
+        $query = $this->em->createQuery('SELECT count(s) from App\Entity\SupportedArea s where st_contains(s.coverage_area, point(:long, :lat)) = true')
+            ->setParameter('long', $long)
+            ->setParameter('lat', $lat);
+
+        // number of polygons that contain the point
+        $count = $query->getSingleScalarResult();
+
+        if ($count > 0)
+            return true;
+
+        return false;
+    }
+}