public function GoogleGeocodingAPI::reverseGeocode in Geolocation Field 8.2
Same name and namespace in other branches
- 8.3 modules/geolocation_google_maps/src/Plugin/geolocation/Geocoder/GoogleGeocodingAPI.php \Drupal\geolocation_google_maps\Plugin\geolocation\Geocoder\GoogleGeocodingAPI::reverseGeocode()
Reverse geocode an address.
Intended return subject to available data:
[
'organization' => '',
'address_line1' => '',
'address_line2' => '',
'postal_code' => '',
'sorting_code' => '',
'dependent_locality' => [],
'locality' => [],
'administrative_area' => [],
'country' => [],
'formatted_address' => '',
];
Parameters
float $latitude: Latitude to reverse geocode.
float $longitude: Longitude to reverse geocode.
Return value
array||null Address or NULL.
Overrides GeocoderBase::reverseGeocode
File
- modules/
geolocation_google_maps/ src/ Plugin/ geolocation/ Geocoder/ GoogleGeocodingAPI.php, line 138
Class
- GoogleGeocodingAPI
- Provides the Google Geocoding API.
Namespace
Drupal\geolocation_google_maps\Plugin\geolocation\GeocoderCode
public function reverseGeocode($latitude, $longitude) {
$config = \Drupal::config('geolocation_google_maps.settings');
$request_url = GoogleMaps::$GOOGLEMAPSAPIURLBASE;
if ($config
->get('china_mode')) {
$request_url = GoogleMaps::$GOOGLEMAPSAPIURLBASECHINA;
}
$request_url .= '/maps/api/geocode/json?latlng=' . (double) $latitude . ',' . (double) $longitude;
if (!empty($config
->get('google_map_api_server_key'))) {
$request_url .= '&key=' . $config
->get('google_map_api_server_key');
}
elseif (!empty($config
->get('google_map_api_key'))) {
$request_url .= '&key=' . $config
->get('google_map_api_key');
}
if (!empty($config
->get('google_map_custom_url_parameters')['language'])) {
$request_url .= '&language=' . $config
->get('google_map_custom_url_parameters')['language'];
}
try {
$result = Json::decode(\Drupal::httpClient()
->request('GET', $request_url)
->getBody());
} catch (RequestException $e) {
watchdog_exception('geolocation', $e);
return FALSE;
}
if ($result['status'] != 'OK' || empty($result['results'][0]['geometry'])) {
if (isset($result['error_message'])) {
\Drupal::logger('geolocation')
->error(t('Unable to reverse geocode "@latitude, $longitude" with error: "@error". Request URL: @url', [
'@latitude' => $latitude,
'@$longitude' => $longitude,
'@error' => $result['error_message'],
'@url' => $request_url,
]));
}
return FALSE;
}
if (empty($result['results'][0]['address_components'])) {
return NULL;
}
$addressAtomicsMapping = [
'streetNumber' => [
'type' => 'street_number',
],
'route' => [
'type' => 'route',
],
'locality' => [
'type' => 'locality',
],
'county' => [
'type' => 'administrative_area_level_2 ',
],
'postalCode' => [
'type' => 'postal_code',
],
'adninistrativeArea' => [
'type' => 'administrative_area_level_1 ',
],
'country' => [
'type' => 'country',
],
'countryCode' => [
'type' => 'country',
'short' => TRUE,
],
'postalTown' => [
'type' => 'postal_town',
],
'neighborhood' => [
'type' => 'neighborhood',
],
'premise' => [
'type' => 'premise',
],
'political' => [
'type' => 'political',
],
];
$address_atomics = [];
foreach ($result['results'][0]['address_components'] as $component) {
foreach ($addressAtomicsMapping as $atomic => $google_format) {
if ($google_format['type'] == $component['types'][0]) {
if (!empty($google_format['short'])) {
$address_atomics[$atomic] = $component['short_name'];
}
else {
$address_atomics[$atomic] = $component['long_name'];
}
}
}
}
return [
'atomics' => $address_atomics,
'elements' => $this
->addressElements($address_atomics),
'string' => empty($result['results'][0]['formatted_address']) ? '' : $result['results'][0]['formatted_address'],
];
}