PHP code example of aeris / spatial

1. Go to this page and download the library: Download aeris/spatial library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

aeris / spatial example snippets


use Aeris\Spatial\GeometryConverter;

$geoJson = json_encode([
  'type' => 'Polygon',
  'coordinates' => [
    [
      [100, 0],
      [101, 0],
      [101, 1],
      [100, 1],
      [100, 0],
    ]
  ]
]);
$wkt = GeometryConverter::geoJsonToWkt($geoJson);

$this->assertEquals(
  'POLYGON((100 0,101 0,101 1,100 1,100 0))',
  $wkt
);


$geoJson = [
  'type' => 'FeatureCollection',
  'features' => [
    [
      'type' => 'Feature',
      'geometry' => [
        'type' => 'Polygon',
        'coordinates' => [
          [
            [100, 0],
            [100, 100],
            [0, 100],
            [0, 0],
            [100, 0],
          ]
        ]
      ],
    ],
    [
      'type' => 'Feature',
      'geometry' => [
        'type' => 'Polygon',
        'coordinates' => [
          [
            [200, 0],
            [200, 200],
            [0, 200],
            [0, 0],
            [200, 0]
          ]
        ]
      ]
    ]
  ],
];

$mPoly = MultiPolygon::FromFeatureCollection($geoJson);

$this->assertEquals([
  Polygon::FromArray([
    [
      [100, 0],
      [100, 100],
      [0, 100],
      [0, 0],
      [100, 0]
    ]
  ]),
  Polygon::FromArray([
    [
      [200, 0],
      [200, 200],
      [0, 200],
      [0, 0],
      [200, 0]
    ]
  ])
], $mPoly->getPolygons());


$myQuery = 'SELECT * FROM `places` ' .
 'WHERE ST_CONTAINS(GeomFromText(' . $mPoly->toWKT() . '), `places`.`point`)'


$minneapolis = new Coordinate(-93.251953125, 44.9336963896947);
$chicago = new Coordinate(-87.71484375, 41.80407814427237);

Util\bearing($minneapolis, $chicago); // 125.93766052151
Util\bearing($chicago, $minneapolis); // 309.74293632484


$minneapolis = new Coordinate(-93.251953125, 44.9336963896947);
$edenPrarie = new Coordinate(-93.4768295288086, 44.85148787683413);

Util\compassDirection($minneapolis, $edenPrarie); // 'SW'
Util\compassDirection($edenPrarie, $minneapolis); // 'NE'