public function createPolygon(UserPolygon $neighborhood, $polygonGeoJson)
{
$polygonArray = \Zend\Json\Json::decode($polygonGeoJson, \Zend\Json\Json::TYPE_ARRAY);
$lineStringArray = $polygonArray['geometry']['coordinates'];
$ring = array();
foreach ($lineStringArray as $lineString) {
foreach ($lineString as $point) {
$ring[] = new Point($point[0], $point[1]);
}
}
$myLineString = new LineString($ring);
$myLineString->close();
$neighborhood->setPolygon(new Polygon($rings = array($myLineString)));
}
public function getPolygon()
{
$filename = $this->filename;
if (!file_exists($filename)) {
throw new \InvalidArgumentException("{$filename} does not exist");
}
$jsonStr = file_get_contents($filename);
$json = \Zend\Json\Json::decode($jsonStr);
$counter = 1;
$points = array();
foreach ($json->features[0]->geometry->coordinates[0] as $point) {
$lat = $point[1];
$lng = $point[0];
$points[] = new Point($lat, $lng);
}
$lineString = new LineString($points);
$lineString->close();
return new Polygon(array($lineString));
}
public function getPolygon()
{
$filename = $this->file;
if (!file_exists($filename)) {
throw new \InvalidArgumentException("{$filename} does not exist");
}
if ($this->getRegion() == null) {
throw new \InvalidArgumentException("region must be defined");
}
if ($this->getWhathoodUser() == null) {
throw new \InvalidArguementException("user must be defined");
}
$jsonStr = file_get_contents($filename);
$whathoodUser = $this->getWhathoodUser();
$json = \Zend\Json\Json::decode($jsonStr);
$neighborhoods = array();
$counter = 1;
foreach ($json->kml->Document->Folder->Placemark as $n) {
$name = $n->ExtendedData->SchemaData->SimpleData[2]->{'#text'};
$coordinateString = $n->Polygon->outerBoundaryIs->LinearRing->coordinates;
$array = explode(' ', $coordinateString);
$neighborhood = new Neighborhood();
$neighborhood->setName($name);
$neighborhood->setRegion($this->getRegion());
$points = array();
foreach ($array as $point) {
list($lng, $lat) = explode(",", $point);
$points[] = new Point($lng, $lat);
}
$lineString = new LineString($points);
$lineString->close();
$polygon = new Polygon(array($lineString));
$neighborhoodPolygon = new UserPolygon();
$neighborhoodPolygon->setWhathoodUser($whathoodUser);
$neighborhoodPolygon->setAuthority($this->isAuthority());
$neighborhoodPolygon->setNeighborhood($neighborhood);
$neighborhoodPolygon->setPolygon($polygon);
$neighborhoodPolygon->setRegion($this->getRegion());
$neighborhoods[] = $neighborhoodPolygon;
}
return $neighborhoods;
}
/**
* expects an array that conforms to a geojson object
**/
public static function buildPolygonFromGeoJsonArray(array $polygon_array, $srid)
{
if (empty($polygon_array)) {
throw new \InvalidArgumentException("polygon_array may not be empty");
}
if (isset($polygon_array['geometry']['coordinates'])) {
$lineStringArray = $polygon_array['geometry']['coordinates'];
} else {
if (isset($polygon_array['coordinates'])) {
$lineStringArray = $polygon_array['coordinates'];
}
}
$ring = array();
foreach ($lineStringArray as $lineString) {
foreach ($lineString as $point) {
$ring[] = new Point($point[0], $point[1]);
}
}
$myLineString = new LineString($ring);
$myLineString->close();
$polygon = new CrEOFPolygon($rings = array($myLineString));
$polygon->setSRID($srid);
return $polygon;
}
public static function polygon()
{
$lineString = new LineString(array(new Point(0, 0), new Point(10, 0), new Point(10, 10), new Point(0, 10)));
$lineString->close();
return new Polygon($rings = array($lineString));
}
